LD Systems LDZONEX1208D Hybrid Architecture DSP Matrix System

Koj twb tau xaiv txoj cai!
Peb tau tsim cov khoom no los ua haujlwm ntseeg tau ntau xyoo. LD Systems sawv rau qhov no nrog nws lub npe thiab ntau xyoo dhau los ua cov chaw tsim khoom ntawm cov khoom siv suab zoo. Thov nyeem Phau Ntawv Qhia Tus Neeg Siv no ua tib zoo, yog li koj tuaj yeem pib siv koj cov khoom lag luam LD Systems sai.
Koj tuaj yeem nrhiav cov ntaub ntawv ntxiv txog LD-SYSTEMS ntawm peb lub vev xaib Internet WWW.LD-SYSTEMS.COM

SAFETY info

1. Thov nyeem cov lus qhia no kom zoo.
2. Khaws tag nrho cov ntaub ntawv thiab cov lus qhia hauv qhov chaw nyab xeeb.
3. Ua raws li cov lus qhia.
4. Saib xyuas tag nrho cov lus ceeb toom kev nyab xeeb. Tsis txhob tshem tawm cov lus ceeb toom kev nyab xeeb lossis lwm yam ntaub ntawv los ntawm cov khoom siv.
5. Siv cov cuab yeej siv tsuas yog raws li qhov xav tau thiab rau lub hom phiaj npaj.
6. Siv tsuas yog txaus ruaj khov thiab sib haum nrog cov sawv ntsug thiab / lossis mounts (rau kev teeb tsa ruaj khov). Xyuas kom tseeb tias cov phab ntsa mounts raug ntsia tau zoo thiab ruaj ntseg. Xyuas kom tseeb tias cov cuab yeej raug teeb tsa ruaj ntseg thiab tsis tuaj yeem poob.
7. Thaum lub sijhawm teeb tsa, ua raws li cov cai tswj kev nyab xeeb rau koj lub tebchaws.
8. Tsis txhob nruab thiab ua haujlwm ntawm cov cuab yeej ze ntawm lub tshuab hluav taws xob, cov ntawv sau cua sov, qhov cub lossis lwm qhov chaw ntawm cov cua sov. Xyuas kom tseeb tias cov cuab yeej yog ib txwm ntsia kom txias txaus thiab tsis tuaj yeem overheat.
9. Tsis txhob tso cov khoom siv hluav taws xob, piv txwv li, taws tswm ciab, ntawm cov khoom siv.
10. Qhov cua tshuab slits yuav tsum tsis txhob thaiv.
11. Tsis txhob siv cov cuab yeej no nyob ib puag ncig dej tam sim ntawd (tsis siv rau cov cuab yeej tshwj xeeb sab nraum zoov - qhov no, ua raws li cov lus qhia tshwj xeeb tau sau tseg hauv qab no. Tsis txhob tso cov cuab yeej no rau cov khoom siv hluav taws xob, kua dej lossis roj av. Tsis txhob raug tshav ntuj ncaj qha!
12. Xyuas kom tseeb tias cov dej ntws los yog cov dej ntws tsis tuaj yeem nkag mus rau hauv cov khoom siv. Tsis txhob tso cov thawv ntim nrog cov kua, xws li vases lossis cov kav dej haus, ntawm cov khoom siv.
13. Xyuas kom tseeb tias cov khoom tsis tuaj yeem poob rau hauv lub cuab yeej.
14. Siv cov cuab yeej no tsuas yog nrog cov khoom siv tau pom zoo thiab npaj los ntawm cov chaw tsim khoom.
15. Tsis txhob qhib lossis hloov kho cov cuab yeej no.
16. Tom qab txuas cov khoom siv, xyuas tag nrho cov cables txhawm rau tiv thaiv kev puas tsuaj lossis kev sib tsoo, piv txwv li, vim muaj kev phom sij.
17. Thaum lub sij hawm thauj, xyuas kom meej tias cov cuab yeej tsis tuaj yeem poob qis thiab ua rau muaj kev puas tsuaj rau cov khoom thiab kev raug mob ntawm tus kheej.
18. Yog tias koj cov khoom siv tsis ua haujlwm zoo lawm, yog cov kua dej lossis cov khoom tau nkag mus rau hauv cov khoom siv lossis yog tias nws tau raug puas tsuaj rau nws txoj kev, hloov nws tam sim ntawd thiab tshem tawm ntawm lub qhov hluav taws xob (yog tias nws yog lub tshuab hluav taws xob). Cov cuab yeej no tsuas yog kho los ntawm cov neeg ua haujlwm tau tso cai, tsim nyog.
19. Ntxuav cov cuab yeej siv daim ntaub qhuav.
20. Ua raws li txhua txoj cai pov tseg uas siv tau hauv koj lub tebchaws. Thaum lub sij hawm pov tseg ntawm lub ntim, thov cais cov yas thiab ntawv / cardboard.
21. Cov hnab yas yuav tsum khaws cia kom deb ntawm cov menyuam yaus.
22. Thov nco ntsoov tias cov kev hloov pauv lossis kev hloov kho uas tsis tau pom zoo los ntawm pawg neeg saib xyuas kev ua raws cai tuaj yeem ua rau tus neeg siv tsis tau
    txoj cai los khiav cov khoom siv.
    RAU QHOV CHAW UA HAUJ LWM HAUV CHAW UA HAUJ LWM
23. CEEB TOOM: Yog hais tias lub hwj chim qaum ntawm lub cuab yeej yog nruab nrog ib tug earthing contact, ces nws yuav tsum tau txuas nrog ib tug qhov hluav taws xob nrog ib tug tiv thaiv av. Tsis txhob deactivate qhov chaw tiv thaiv ntawm ib lub hwj huam qaum.
24. Yog tias cov cuab yeej tau raug cuam tshuam rau qhov kub thiab txias (example, tom qab thauj), tsis txhob hloov nws tam sim ntawd. Cov dej noo thiab condensation tuaj yeem ua rau cov khoom puas. Tsis txhob hloov cov khoom siv kom txog thaum nws tau mus txog chav sov.
25. Ua ntej txuas cov khoom siv rau lub qhov hluav taws xob, ua ntej xyuas tias lub mains voltage thiab zaus phim cov nqi teev tseg ntawm cov khoom siv. Yog tias cov khoom siv muaj voltage xaiv hloov, txuas cov cuab yeej mus rau lub qhov hluav taws xob tsuas yog tias cov khoom siv qhov tseem ceeb thiab qhov tseem ceeb ntawm lub hwj chim sib phim. Yog hais tias lub hwj chim qaum los yog lub hwj chim adapter tsis haum rau hauv koj lub qhov hluav taws xob phab ntsa, hu rau koj tus kws kho hluav taws xob.
26. Tsis txhob nqis rau ntawm txoj hlua hluav taws xob. Xyuas kom tseeb tias lub hwj chim cable tsis ua kinked, tshwj xeeb tshaj yog nyob rau hauv lub mains qhov hluav taws xob thiab / los yog lub hwj chim adapter thiab cov khoom connector.
27. Thaum txuas cov khoom siv, xyuas kom meej tias lub hwj chim qaum lossis lub hwj chim adapter yog ib txwm siv tau yooj yim. Ib txwm txiav cov khoom siv los ntawm lub zog hluav taws xob yog tias cov khoom siv tsis siv lossis yog tias koj xav ntxuav cov khoom siv. Nco ntsoov tshem lub hwj chim qaum thiab lub hwj chim adapter los ntawm lub hwj chim qhov hluav taws xob ntawm lub plug los yog adapter thiab tsis txhob rub lub qaum. Tsis txhob kov lub hwj chim qaum thiab lub hwj chim adapter nrog ob txhais tes ntub.
28. Thaum twg ua tau, tsis txhob hloov cov khoom siv rau thiab tawm hauv kev ua tiav sai vim tias qhov no tuaj yeem ua rau lub neej muaj txiaj ntsig ntawm cov cuab yeej siv.
29. COV NTAUB NTAWV TSEEM CEEB: Hloov fuses tsuas yog nrog fuses ntawm tib hom thiab kev ntsuas. Yog hais tias lub fuse tshuab ntau zaus, thov hu rau lub chaw muab kev tso cai.
30. Txhawm rau tshem tawm cov khoom siv los ntawm lub zog hluav taws xob tag nrho, tshem tawm cov hlua hluav taws xob lossis lub hwj chim adapter ntawm lub qhov hluav taws xob.
31. Yog tias koj lub cuab yeej tau nruab nrog Volex fais fab txuas, mating Volex cov cuab yeej txuas yuav tsum tau xauv ua ntej nws tuaj yeem raug tshem tawm. Txawm li cas los xij, qhov no kuj txhais tau hais tias cov cuab yeej tuaj yeem swb thiab poob yog tias lub hwj chim cable raug rub, uas tuaj yeem ua rau tus kheej raug mob thiab / lossis lwm yam kev puas tsuaj. Vim li no, nco ntsoov ceev faj thaum tso cov cables.
32. Unplug lub hwj chim qaum thiab lub hwj chim adapter ntawm lub qhov hluav taws xob yog tias muaj kev pheej hmoo ntawm xob laim tawm los yog ua ntej ncua sij hawm tsis siv.
33. Cov khoom siv tsis yog siv los ntawm cov tib neeg (xws li cov menyuam yaus) uas muaj peev xwm txo tau lub cev, kev xav lossis lub hlwb, lossis tsis muaj kev paub thiab kev paub.
34. Cov menyuam yaus yuav tsum raug qhia kom tsis txhob ua si nrog lub cuab yeej.
35. Yog hais tias lub hwj huam qaum ntawm lub cuab yeej puas lawm, tsis txhob siv lub cuab yeej. Cov hlua hluav taws xob yuav tsum tau hloov los ntawm ib qho kev tsim nyog cable los yog kev sib dhos los ntawm lub chaw muab kev tso cai.

CEEB TOOM:
Txhawm rau txo qhov kev pheej hmoo ntawm hluav taws xob poob, tsis txhob tshem lub hau (los yog rov qab). Tsis muaj cov neeg siv khoom siv khoom siv sab hauv. Kev tu thiab kho yuav tsum tsuas yog ua los ntawm cov neeg ua haujlwm tsim nyog.

Daim duab peb sab ceeb toom nrog xob laim cim qhia tias txaus ntshai uninsulated voltage nyob rau hauv chav tsev, uas yuav ua rau muaj hluav taws xob poob siab.

Daim duab peb sab ceeb toom nrog exclamation cim qhia cov lus qhia tseem ceeb ntawm kev khiav hauj lwm thiab kev saib xyuas.

Ceeb toom! Cov cim no qhia txog qhov kub. Qee qhov chaw ntawm lub tsev tuaj yeem kub thaum ua haujlwm. Tom qab siv, tos lub sijhawm txias tsawg kawg yog 10 feeb ua ntej tuav lossis thauj lub cuab yeej.

Ceeb toom! Cov cuab yeej no yog tsim los siv hauv qab 2000 meters hauv qhov siab.

Ceeb toom! Cov khoom no tsis yog siv rau hauv cov huab cua sov.

CEEB TOOM! HIGH VOLUMES IN AUDIO PRODUCTS!
Cov cuab yeej no yog tsim los siv rau kev tshaj lij. Yog li ntawd, kev lag luam siv cov cuab yeej no yog ua raws li cov cai siv hauv lub tebchaws tiv thaiv kev sib tsoo thiab cov cai. Raws li cov chaw tsim khoom, Adas Hall yuav tsum tau ceeb toom rau koj ua ntej txog qhov muaj feem cuam tshuam txog kev noj qab haus huv. Kev hnov ​​​​mob tsis zoo vim qhov ntim siab thiab ntev ntev: Thaum siv, cov khoom no muaj peev xwm ua kom muaj suab nrov siab (SPL) uas tuaj yeem ua rau tsis hnov ​​​​lus tsis zoo hauv cov neeg ua yeeb yam, cov neeg ua haujlwm, thiab cov neeg tuaj saib. Vim li no, tsis txhob ncua sij hawm raug rau cov ntim ntau tshaj 90 dB.

CEEB TOOM: Cov cuab yeej no tau raug sim thiab pom tias ua raws li cov kev txwv rau Class B digital ntaus ntawv, ua raws li Tshooj 15 ntawm FCC
Cov cai. Cov kev txwv no yog tsim los muab kev tiv thaiv tsim nyog tiv thaiv kev cuam tshuam tsis zoo hauv kev teeb tsa hauv tsev. Cov cuab yeej siv no tsim-tes, siv thiab tuaj yeem tawg lub zog ntawm xov tooj cua thiab, yog tias tsis ntsia thiab siv raws li cov lus qhia, yuav ua rau
teeb meem cuam tshuam rau kev sib txuas lus hauv xov tooj cua. Txawm li cas los xij, tsis muaj kev lees paub tias kev cuam tshuam yuav tsis tshwm sim hauv ib qho kev teeb tsa tshwj xeeb. Yog tias cov cuab yeej no ua rau muaj kev cuam tshuam tsis zoo rau lub xov tooj cua lossis TV txais tos, uas tuaj yeem txiav txim siab los ntawm kev tig cov cuab yeej tawm thiab qhib, tus neeg siv tau raug txhawb kom sim kho qhov cuam tshuam los ntawm ib lossis ntau qhov kev ntsuas hauv qab no:

• Reorient los yog tshem tawm cov kav hlau txais xov.
• Ua kom muaj kev sib cais ntawm cov khoom siv thiab lub receiver.
• Txuas cov cuab yeej siv rau hauv qhov hluav taws xob ntawm lub voj voog sib txawv ntawm qhov uas lub receiver txuas nrog.
• Nrog rau tus neeg muag khoom lossis tus kws tshaj lij xov tooj cua / TV rau kev pab.

NTA

• Hybrid architecture DSP processor
• DSP templates muaj rau txawv installation yuav tsum tau
• 40-ntsis ntab taw tes DSP cav nrog cov khoom siv analog dual core SHARC + thiab ARM Cortex A5 processor
• Tshiab tiam Linux operating system
• Premium qib microphone preamps thiab ua tau zoo 32 ntsis AD/DA converters
• 12 sib npaug mic / kab inputs nrog 48V phantom fais fab xaiv ib lub tswv yim
• 8 balanced outputs
• 8 GPI thiab 8 GPO logic ports
• 6-ncej davhlau ya nyob twg thaiv connectors (pitch 3.81 hli) rau tag nrho cov suab thiab tswj inputs/outputs
• REMOTE tsheb npav rau kev koom ua ke nrog phab ntsa panels thiab paging microphones los ntawm LD Systems
• Clean thiab intuitive pem hauv ntej vaj huam sib luag tsim
• Ethernet interface rau cov chaw taws teeb tswj ntawm kev tswj hwm software Xilica Designer
• Cov chaw taws teeb tswj apps muaj nyob rau hauv ob qho tib si iOS thiab Android, rau cov neeg siv kev cai
• Integrated event scheduler
• Yeem 64 × 64 Dante nthuav dav (suab dhau IP txuas)
• 19 "rack device, 1 RU

COV NTAUB NTAWV

• LD ZoneX kho vajtse
• Lub zog cable
• Cov neeg siv phau ntawv

Kev sib txuas, kev tswj hwm thiab kev ua yeeb yam Elements

Pem hauv ntej

1. GLOBAL STATUS LEDS
   POWER = ntaus ntawv yog powered on
   NETWORK = network kev twb kev txuas tsim
   REMOTE = LD Systems tej thaj chaw deb li txuas nrog (paging microphones, tswj vaj huam sib luag, thiab lwm yam)
2. INPUT & OUTPUT LEDS Dawb = Teeb liab tam sim no Liab = Teeb liab overdriven
   Rov qab
   
3. POWER CONNECTOR THIAB FUSE Holder
   IEC fais fab txuas nrog fuse tuav. Cov ntsiab lus ntim muaj xws li lub hwj chim cable tsim nyog.
   CEEB TOOM: Tsuas yog hloov lub fuse nrog lwm yam ntawm tib hom thiab nrog tib qhov kev ntaus nqi. Saib cov ntaub ntawv ntawm lub tsev. Yog hais tias lub fuse pheej tshuab ntau zaus, thov hu rau lub chaw muab kev tso cai.
4. ON/OFF SWITCH
   Rocker hloov los tig lub cuab yeej rau thiab tawm.
5. ETHERNET – USB – RESET
   Kev sib txuas lus nthuav daim npav nrog Ethernet connector, lossis Ethernet + Dante (64 x 64 I / O) ntawm "D" qauv, rau kev sib txuas lus ntawm ZoneX processor thiab tus tswv tsev computer, Micro USB rov qab chaw nres nkoj rau firmware rov qab thiab IP pib dua khawm.
6. REMOTE
   LD Systems tej thaj chaw deb tsheb npav rau kev koom ua ke nrog rau yav tom ntej tswj vaj huam sib luag thiab paging microphones los ntawm LD Systems. Thov nco ntsoov tias qhov txuas no tsuas yog txhawb nqa LD Systems tej thaj chaw deb tsheb npav sib xws thiab tsis yog Ethernet hloov chaw nres nkoj!
   
7. GPO
   8 GPO outputs (logic ports) nrog ob txoj kev xaiv ib qho kev tso zis: LED (3 mA) lossis dab dej (300 mA). 3-ncej terminal blocks (pitch 3.81 mm). Thov nco ntsoov qhov txuas examples hauv phau ntawv siv no (saib GPI/O – CONNECTION EXAMPLES)
8. GPI
   8 GPI inputs (logic ports), nrog luv luv rau hauv av qhib. 3-ncej terminal blocks (pitch 3.81 mm). Thov nco ntsoov qhov txuas examples hauv phau ntawv siv no (saib GPI/O – CONNECTION EXAMPLES)
9. TXOJ CAI
   8 balanced audio outputs. 3-ncej terminal blocks (pitch 3.81 mm).
10. COV TSWV YIM
    12 sib npaug suab mic / kab inputs nrog switchable 48V phantom zog ib channel. 3-ncej terminal blocks (pitch 3.81 mm).

Txuas cov khoom siv

LD Systems ZoneX DSP processor thiab lwm yam kev tswj hwm khiav ntawm lub network-based infrastructure thiab raug teeb tsa thiab tswj los ntawm lub computer nrog Xilica Designer software.

YUAV TSUM TAU TXAIS KEV PAB CUAM

• Khoos phis tawj
• Network interface (router, PoE hloov)
  Ib lub router yuav tsum tau ua rau tus IP chaw nyob thiab kev sib txuas ceev thiab yooj yim rau koj lub khoos phis tawj thiab cov tswj kev sib txuas. Yuav tsum muaj qhov hloov pauv PoE rau cov tswj hwm yam tsis muaj hluav taws xob hauv zos.
• Ethernet cable. Txhua qhov kev sib txuas nrog siv tus qauv RJ45 Ethernet cable (Cat 5e lossis zoo dua).

Kev sib txuas hauv Is Taws Nem ntawm lub tshuab computer thiab ZONEX processor tuaj yeem tsim tau raws li hauv qab no:
A. Router Nrog ACTIVATED DHCP SERVER (Raws li pom zoo)
Thaum siv ib lub router nrog lub enabled DHCP neeg rau zaub mov, ZoneX processor tau txais tus IP chaw nyob thaum pib, sai li sai tau thaum muaj kev sib txuas. Nws raug nquahu kom siv lub router thiab PoE hloov yog tias ntxiv cov tswj hwm / tswj los ntawm lwm cov tuam txhab txuas nrog lub network. Qhov kev sib xyaw ua ke no muab DHCP server thiab tseem pab txhawb lub zog rau cov khoom siv txuas nrog. Peb pom zoo kom siv Linksys routers thiab Netgear keyboards.
Nco tseg: Routers/switches nrog qhib DHCP server feem ntau yuav tsum tau hloov ua ntej. Thiab tag nrho cov Ethernet cables yuav tsum tau txuas nrog cov khoom kho vajtse ua ntej cov khoom siv hloov pauv. Qhov no yuav tso cai rau qhov tseeb IP chaw nyob.

• Ua ntej, qhib lub router / hloov.
• Tom qab ntawd txuas lub tshuab computer mus rau DHCP enabled router ntawm Ethernet cable.
• Txuas lub router mus rau ZoneX processor ntawm Ethernet cable.
• Txuas lub ZoneX processor rau lub mains thiab hloov nws rau.

TSIS TXAUS SIAB DHCP-BASED DIRECT CONNECTION OR INDIRECT CONNECTION VIA ETHERNET SWITCH
Yog tias tus processor txuas ncaj qha rau lub khoos phis tawj lossis tsis ncaj qha los ntawm kev hloov pauv thiab tsis muaj DHCP server, qhov kev sib txuas tsis tuaj yeem tsim tau.
Yog li, kev sib txuas tsis yog DHCP yuav tsum tau teeb tsa manually. Cov ntsiab lus ntxiv tuaj yeem pom hauv Xilica Designer pab file los yog hauv LD Systems ZoneX FAQ.

XILICA DESIGNER SOFTWARE
Xilica Designer software tsis tsuas yog ua kom muaj cov ncauj lus ntxaws ntxaws ntawm ZoneX processor, tab sis kuj muaj kev nkag mus rau kev teeb tsa ntawm cov chaw taws teeb tswj thib peb, tswj hwm kev xaiv Dante network cov cuab yeej thiab muab kev sib koom ua ke ntawm lwm tus neeg sab nrauv.

MAC OS X INSTALLATION
Cov kev xav tau ntawm qhov system:

• Mac OS X 10.8 ขึ้นไป
• 1 GHz processor lossis siab dua
• 500 MB dawb hard disk chaw
• 1 GB graphics card
• 4 GB RAM

1. Download tau qhov tseeb version ntawm Xilica Designer software rau koj lub computer los ntawm LD Systems webxaib (www.ld-systems.com).
2. Qhib lub downloaded .zip file.
3. Ces qhib lub file XilicaDesigner.mpkg.
4. Lub qhov rais installation tam sim no tshwm. Ua raws li tus kheej cov kauj ruam.
   
5. Yog hais tias tus txheej txheem installation ua tiav, lub qhov rais installation qhia cov lus: "Lub installation tiav lawm".
   
6. Xilica Designer software yog tam sim no ntsia.

INSTALLATION NTAWM Windows
Cov kev xav tau ntawm qhov system:

• Windows 7 lossis siab dua
• 1 GHz processor lossis siab dua
• 500 MB dawb hard disk chaw
• 1 GB graphics card
• 4 GB RAM

1. Download tau qhov tseeb version ntawm Xilica Designer software rau koj lub computer los ntawm LD Systems webxaib (www.ld-systems.com).
2. Qhib lub downloaded .zip file.
3. Ces qhib lub file XilicaDesigner.exe.
4. Lub qhov rais installation tsis tshwm. Nyem "Nruab" mus txuas ntxiv.
   
5. Tos kom txog thaum lub installation tiav. Qhov no yuav siv li ob peb feeb.
6. Yog tias cov txheej txheem kev teeb tsa ua tiav, Windows nug koj kom tso cai tso cai rau firewall nkag. Peb pom zoo kom teeb tsa lub kaw lus kom kev sib txuas lus rau Xilica Designer tau tso cai rau kev sib koom tes ntiag tug xws li hauv tsev lossis kev lag luam network. Public networks tuaj yeem suav nrog yog tias xav tau.
   Xaiv cov kev xaiv uas xav tau los ntawm kev tswj vaj huam sib luag thiab tom qab ntawd nyem rau ntawm "Allow Access" kom ua tiav cov teeb tsa.
   
7. Xilica Designer software yog tam sim no ntsia.

PIB SOFTWARE
Nrhiav Xilica Designer software ntawm koj lub desktop lossis hauv daim ntawv thov folder. Ob-nias lub software los pib nws. Tam sim no koj tuaj yeem tsim qhov project tsim tshiab lossis qhib qhov project tsim, pib lub network view, los yog pib lub Dante view.

NETWORK VIEW
Lub network view qhia tag nrho cov processors thiab tswj units ntawm lub network. Ntawm no koj tuaj yeem pom cov ntaub ntawv xov xwm xws li kev sib txuas, computer IP chaw nyob, ntaus IP chaw nyob, Mac chaw nyob, lub npe ntaus ntawv, chaw tsim khoom thiab firmware version.

Cov txheej txheem txuas nrog (s) yuav tsum pom hauv network view. Muaj qhov taw qhia kev sib txuas nyob rau sab saum toj sab laug ntawm txhua lub cuab yeej thaiv.

• Ntsuab: Cov cuab yeej txuas nrog thiab npaj rau kev ua haujlwm.
• Daj: Cov cuab yeej txuas nrog thiab online tab sis tsis npaj rau kev ua haujlwm. Txav tus cursor hla lub network qhia, thiab lub qhov rai pop-up yuav tso tawm cov lus nrog cov ntaub ntawv hais txog qhov teeb meem pom. (Cov lus feem ntau hais tias tsis muaj kev tsim khoom siv thauj khoom).
• Liab: Cov cuab yeej tsis txuas nrog thiab yog offline. Tsis muaj kev sib txuas lus ntawm Xilica Designer software thiab lub cuab yeej. Thov xyuas tag nrho cov cables thiab kev sib txuas thiab xyuas kom meej tias lub cuab yeej tau hloov pauv. Yog hais tias tus processor tab tom ua qhov kev hloov kho firmware lossis rov pib dua, tej zaum yuav muaj kev cuam tshuam ib ntus.

Txij lub sij hawm, koj yuav pom ib qho exclamation mark (!). Qhov no txhais tau tias muaj kev hloov kho firmware. Qhov no feem ntau tsis tas yuav muaj kev cuam tshuam tam sim, tab sis qhov project file tsis muaj cov qauv tshiab txij li cov firmware ua ntej tsis tau txais kev txhawb nqa. Cov ntsiab lus ntxiv tuaj yeem pom hauv Xilica Designer pab file los yog hauv LD Systems ZoneX FAQ.

FIRMWARE UPGRADE
Thov nco ntsoov tias kev siv cov software qub qub nrog cov firmware tshiab lossis siv cov software tshiab nrog cov firmware qub ua haujlwm raws li txoj cai tab sis qhov ntau ntawm kev ua haujlwm yuav raug txwv lossis kev ua haujlwm yuav tsis zoo rau txhua kis.
Peb pom zoo kom siv qhov tseeb versions ntawm software thiab firmware.
Ua ntej koj pib, xyuas cov software thiab firmware versions.
Txhawm rau txheeb xyuas lub cuab yeej firmware version, xyuas kom meej tias koj lub cuab yeej hloov pauv thiab hauv online. Lub network view cim cov khoom siv muaj rau kev hloov kho firmware nrog daim duab peb sab daj uas siv lub cim exclamation. Tsis tas li ntawd, tus ntaus ntawv lub firmware version kuj tau teev nyob rau hauv cov cuab yeej thaiv rau cov khoom siv.
Cov software tam sim no yog tso tawm kom pom thaum koj nyem rau ntawm Cov ntawv qhia zaub mov nyob rau sab saum toj bar.

FIRMWARE UPGRADE txheej txheem
Txuag lub cuab yeej tsim file nyob rau hauv koj lub computer raws li tag nrho cov programmed cov ntaub ntawv yuav raug deleted ntawm lub ntaus ntawv thaum lub upgrade. Thaum lub firmware upgrade tiav, tus tsim file tuaj yeem rov ua dua ntawm lub cuab yeej.

• Cov cuab yeej yuav tsum nyob hauv online thiab npaj rau kev ua haujlwm los ua qhov hloov kho firmware.
  
• Cov firmware tshiab tshaj plaws rau cov qauv sib xws Zone X tuaj yeem rub tawm los ntawm LD Systems webxaib (www.ld-systems.com).
• Right-click hauv network view ntawm ib lub cuab yeej thaiv thiab xaiv "Firmware Upgrade".
  

Cov lus ceeb toom tshwm sim tias qhov hloov kho firmware yuav rho tawm tag nrho cov ntaub ntawv los ntawm koj lub cuab yeej. Paub meej nrog "OK" mus txuas ntxiv.

Ib daim ntawv qhia dropdown tam sim no tshwm los ntawm qhov koj tuaj yeem xaiv qhov xav tau firmware file los ntawm a file system lossis firmware version yav dhau los rub tawm ntawm "Device Firmware Manager" (hauv "Device Management" menu). Paub meej nrog "Ok" thiab nrhiav cov nplaub tshev uas koj khaws cov firmware tshiab file. Xaiv tus file thiab nyem "Qhib".

Ib tug xwm txheej bar nyob rau hauv lub qhov rais ntaus ntawv qhia qhov kev kawm ntawm lub firmware upgrade.

TSIS TXHOB hloov lub cuab yeej tawm lossis txiav tawm ntawm lub khoos phis tawj.
Yog hais tias lub cuab yeej yog switched tawm los yog disconnected los ntawm lub computer thaum lub sij hawm lub firmware upgrade, qhov no yuav ua rau ib tug tag nrho kev noj nyiaj txiag processor. Hauv qhov no, "USB Firmware Recovery" yuav tsum tau ua.

Thaum lub firmware file yog ntse downloaded mus rau lub ntaus ntawv, nws yeej restarts thiab cov ntaub ntawv nyob rau hauv yog hloov tshiab. Qhov no yuav siv li ob peb feeb. Lub sijhawm no, qhov taw qhia network yog RED thiab lub cuab yeej offline.

Thaum lub firmware upgrade tiav, lub ntsuab "ON" qhia rov tshwm sim.

CEEB TOOM: Qhov chaw daj nrog cov lus "Tsis Muaj Cov Ntaub Ntawv" txhais tau hais tias tsis muaj tus qauv tsim tau raug thauj mus rau lub cuab yeej.

PROJECT VIEW

Muaj ob txoj hauv kev los tsim ib qhov project tshiab:

AUTO CONFIGURATION
Yog tias koj lub cuab yeej tau teev tseg hauv lub network view, xaiv nws thiab nyem rau ntawm sab xis saum toj ntawm Tsim Tshiab Project los ntawm Xaiv Ntaus Ntaus (s). Qhov no cia li coj koj mus rau qhov project view thiab tso cai rau koj xaiv tus qauv tsim.

KEV PAB CUAM
Qhov kev xaiv thib ob yog los tsim ib qhov project tshiab ntawm File > New Project.
Yog tias koj pib nrog qhov project khoob, Xilica Designer nug seb DSP series koj xav siv. ZoneX yog raws li Solaro DSP series, yog li xaiv Solaro Series.

1. “COMPONENT LIBRARY” MENU
   Cov ntawv qhia zaub mov no muab cov npe ntawm cov khoom siv thiab tsim qauv siv rau hauv koj qhov project. Nrhiav ZoneX processor hauv LD Systems > Processors.
2. UA HAUJ LWM
   Qhov chaw ua haujlwm yog siv los tsim thiab teeb tsa cov khoom siv.
3. “OBJECT PROPERTY” MENU
   Cov ntawv qhia zaub mov no cia koj teeb tsa cov khoom nta rau tus qauv tsim.

DESIGN
Rau kev ua qauv qhia, qhov no tsuas yog ib qho DSP kho vajtse thaiv yuav raug siv, txawm li cas los xij tus qauv tsim muaj peev xwm suav nrog ntau yam khoom siv DSP. Ib qhov project tsim tuaj yeem tsim offline (tsis muaj kev sib txuas kho vajtse) thiab thauj khoom ntawm koj lub cuab yeej tom qab.

1. Luag thiab poob qhov xav tau DSP module, ZoneX1208 nyob rau hauv rooj plaub no, los ntawm "Component Library" mus rau thaj chaw ua haujlwm.
2. Ib lub qhov rais xaiv tshwm nrog txhua tus qauv tsim (Xaiv Tus Qauv Tsim). Xaiv ib qho ntawm cov qauv muab thiab koj yuav pom cov lus piav qhia luv luv thiab tshajview ntawm nws cov yam ntxwv tseem ceeb. Xaiv tus qauv tsim nyog rau koj qhov project, thiab paub meej nrog Ok. Cov lus piav qhia ntxaws ntxaws ntawm cov qauv sib txawv tuaj yeem pom hauv FAQ ntawm LD Systems ZoneX.
3. ZoneX processor tau teeb tsa raws li.
   
4. Xaiv lub ZoneX module los qhia nws. Tam sim no koj tuaj yeem kho cov cuab yeej nta hauv "Object Property" ntawv qhia zaub mov ntawm sab xis. Nco tseg: Cov khoom nta nyob ntawm lub cuab yeej thiab sib txawv nyob ntawm qhov khoom xaiv.
5. Ob-nias ntawm ZoneX module qhib lub schematic tsim dhauview. Tus qauv "Global Dante" raug xaiv hauv qhov example. Lub qhov rais loj tuaj yeem hloov tau los ntawm kev rub ntawm kaum ntawm lub qhov rais.
   
6. Txhua DSP modules tuaj yeem ua tiav offline. Ob-nias ntawm lub siab xav module qhib nws. Tom qab ntawd koj tuaj yeem kho qhov chaw rau DSP module rau koj qhov project qhov yuav tsum tau ua.
   Hauv no example, lub zog phantom tau qhib thiab qhov nce qhov tseem ceeb tau hloov kho hauv thawj ob txoj hauv kev ntawm cov khoom nkag. Tsis tas li ntawd, peb tau hloov npe thawj plaub txoj hauv kev tawm suab hauv lub suab thiab ua tiav cov tswv yim channel 1.
7. Tam sim no muab ob npaug rau-nias ntawm lub ntsiab matrix tov khoom module kom xa cov input signals mus rau cov khoom sib xws. Cov no tuaj yeem ua tiav nrog cov khoom tsim tawm.
   
8. Yog tias koj tau hloov cov chaw offline, txuag koj qhov project hauv qhov chaw xav tau los ntawm txhaj rau File > Txuag As. Yog tias koj tau hloov qhov project uas twb muaj lawm file, txuag qhov no siv File > Txuag. Koj tau txais cov txiaj ntsig zoo ib yam los ntawm nyem rau ntawm "Txuag" lub cim nyob rau sab xis saum toj ntawm thaj chaw ua haujlwm.
   

Nws yog ib lub tswv yim zoo kom txuag backups ntawm qhov project files sab nraud.
Cov file txuas ntxiv (npe npe txuas ntxiv) rau qhov project khaws tseg files yog pjxml.

ONLINE MODE
Yog tias koj xaiv hom online, tus tsim file yog thauj khoom ntawm cov khoom siv txuas nrog thiab koj tuaj yeem hloov pauv raws sijhawm. Hauv qhov no, txhua yam khoom siv yuav tsum tau txuas nrog thiab online (ntsuab "ON" qhia hauv network view).

Txhawm rau hloov mus rau hom online, lub cuab yeej module yuav tsum tau muab rau lub cev kho vajtse.

1. Xaiv lub ntaus ntawv module koj xav muab los ntawm qhov project view.
2. Txoj cai-nias rau ntawm lub cuab yeej module thiab xaiv Daim Ntawv Qhia rau Lub Cev Khoom Siv.
3. Cov khoom siv tau lees paub tam sim no tau teev nrog lawv qhov chaw nyob Mac. Yog tias ob peb yam khoom siv zoo ib yam txuas nrog lub network, lawv tuaj yeem txheeb xyuas lawv qhov chaw nyob Mac. Network view qhia cov Mac chaw nyob rau tus kheej li.

Nws yog ib qho tseem ceeb heev uas lub npe ntawm cov cuab yeej thaiv hauv kev tsim file precisely phim lub tsev nyob rau hauv lub network view, txwv tsis pub tus tsim tsis tuaj yeem thauj khoom ntawm cov khoom siv sib txuas.

Yog hais tias txhua yam yog mapped, cov xim ntawm lub module hloov mus rau xim ntsuab thiab Mac chaw nyob ntawm lub cuab yeej yog qhia nyob rau hauv lub ntaus ntawv module.

4. Tam sim no nyem Load Design to Device(s), nyob rau sab saum toj ntawm thaj chaw ua haujlwm.
   
5. Lub qhov rais tshwm nyob rau hauv uas koj tuaj yeem tshawb xyuas cov khoom siv uas koj xav thauj koj tus qauv. Confirm nrog Ok.
   

Hloov mus rau hom online yuav siv sijhawm li ob peb feeb. Tsis txhob cuam tshuam cov txheej txheem! Cov txheej txheem kev nce qib tau pom nyob rau hauv feem pua ​​​​hauv cov xwm txheej bar nyob rau sab saum toj ntawm lub qhov rais.

Sai li qhov chaw ua haujlwm tshwm nyob rau hauv cov khoom ntsuab, koj nyob hauv hom online thiab cov ntawv qhia zaub mov tsis muaj ntxiv lawm.

6. Yog tias koj xav hloov cov chaw hauv lub sijhawm tiag tiag, koj tuaj yeem nyem ob npaug rau ntawm DSP module hauv qhov project view los yog ntawm cov cuab yeej thaiv hauv qhov project view thiab tom qab ntawd koj yuav pom cov schematic sawv cev ntawm cov khoom siv sib xws.
   
7. Ob npaug nyem rau ntawm qhov xav tau DSP module lossis I / O thaiv kom hloov chaw hauv lub sijhawm.
   

Koj tuaj yeem rov qab mus rau hom tsim txhua lub sijhawm ntawm lub pob Rov qab mus rau Hom Tsim nyob rau sab saum toj ntawm thaj chaw ua haujlwm.

Koj yuav raug nug yog tias koj xav luam cov kev hloov pauv hauv online rau hauv qhov project tsim.

Paub meej nrog Yes kom txuag tau qhov chaw online rau qhov project.
Nyem Tsis yog rov qab mus rau qhov kev tsim yav dhau los file.
Tom qab hloov chaw hauv online rau ib qhov project, qhov kev xaiv File > Txuag overwrites thawj qhov project file. Xaiv File > Txuag Raws li tsim thiab txuag qhov project tshiab file.
Nws yog ib lub tswv yim zoo kom txuag tau cov ntawv luam ntawm qhov project files sab nraud.

GPI/O – CONNECTION EXAMPLES

8 LOGIC INPUTS (BINARY INPUTS, GPI)
Ua kom muaj kev sib txuas hauv av (G)

• Txhua GPI muaj ob lub xeev hloov pauv (ntawm software)
• Qhov no txhais tau tias ob qhov sib txawv presets tuaj yeem tsav tau
  • Qhib thiab kaw cov neeg sib cuag

8 LOGIC OUTPUTS (BINARY OUTPUTS, GPO)
2 outout hom muaj:

• LED (3 mA)
• Dej rau hauv av (300 mA)

Kev sib txuas example:

TECHNICAL DATA

Yam khoom: LDZONEX1208 / D

• Yam khoom DSP suab matrix rau kev txhim kho ruaj khov

Cov ntaub ntawv dav dav

• Suab inputs 12 balanced mic/line inputs + 1 remote bus audio inputs
• Audio outputs 8 balanced line outputs
• Logic inputs 8 GPI - ua kom muaj kev sib txuas hauv av.
• Logic outputs 8 GPO - hom: LED (3 mA) lossis dab dej (300 mA), ib qho kev xaiv xaiv tau
• Tej thaj chaw deb npav Yes
• Connectors Inputs/outputs: 3-ncej davhlau ya nyob twg thaiv, suab 3.81 hli; micro USB B kev pabcuam txuas, tej thaj chaw deb IN RJ45, Ethernet RJ45 ZoneX1208D: Dante Primary thiab Secondary RJ45
• LEDs pem hauv ntej: "POWER", "NETWORK", "REMOTE", inputs 1 - 12 thiab outputs 1 - 8: Dawb teeb liab LED, liab clip LED
• Pem hauv ntej vaj huam sib luag tswj No
• Lub vaj huam sib luag nram qab tswj hwm Mains ON / OFF, "IP RESET"
• Extension slots rau Ethernet (ZONEX1208) lossis Ethernet + Dante (ZONEX1208D) phaib
• Txias Passive convection txias
• Fais fab mov Wide-range hloov hom fais fab mov
• Fais fab mov connector 3-ncej fais fab mov qhov (IEC)
• Kev khiav hauj lwm voltage 90 - 240 V AC; 50/60 Hz
• Mains fuse T2.5 AL / 250 V
• Mains OFF-ON inrush tam sim no 21 A
• Kev siv fais fab, tsis siv neeg hom 23 W
• Max. Kev siv hluav taws xob 60 W
• Ua haujlwm kub 0 ° C ... + 40 ° C (max. 60 feem pua ​​​​ntawm cov av noo)
• Dav 19 ″ khib (483 mm)
• Qhov siab 1 HE (44.5 mm)
• Qhov tob 315 hli (nrog rau cov terminal blocks)
• Nyhav 3.8 kg
• Khib deb ntawm lub cuab yeej tom ntej (qhov siab) 1 HE
• Khib qhov tob (yuav tsum tau) 350 mm

Kev ua tau zoo specifications

• Nominal input rhiab heev -22 dBu (sine yoj, 1 kHz, max. nce)
• Nominal input clipping + 20 dBu (Sine yoj, 1 kHz)
• Harmonic distortion (THD + N) <0.003 feem pua ​​(Line IN – OUT, +13 dBu teeb liab, 20 Hz – 20 kHz, nce 0 dB)
• Intermodulation distortion (IMD), SMPTE: <0.01 feem pua ​​(-10 dB hauv qab clip), ntsuas bandwidth 90 kHz
• Zaus teb 15 Hz - 22 kHz (+/- 0.15 dB)
• Input impedance kab: 4 kOhm (balanced)
• Teeb liab-rau-nruab piv> 117 dB @ + 20 dBu, nce 0 dB, 20 kHz bandwidth, A-hnyav
• Dynamic ntau yam (AES17) 112 dB
• Channel crosstalk 120 dB @ 100 Hz, 120 dB @ 1 kHz, 105 dB @ 10 kHz
• Hom kev tsis lees paub, CMRR IEC> 60 dB (1 kHz)
• Max. Txais 42 dB

Digital specifications

• DSP 40-ntsis floating taw tes ua, Analog Devices dual core SHARC + processor
• System latency 4.3 ms
• Resolution AD/DA converter 32 ntsis
• SampLing tus nqi AD/DA converter 48 kHz

Cov tsheb npav nyob deb nroog, ntsuas ntawm REM Hauv thiab REM Tawm

• Nominal input rhiab heev 20 dBu
• Nominal input clipping 20 dBu
• Harmonic distortion (THD + N) <0.006% (+ 18 dBu, 20 Hz - 20 kHz)
• Zaus teb 20 Hz - 20 kHz (0.1 dB)
• Input impedance 50 kOhm (sib npaug)
• Teeb liab-rau-nruab piv> 105 dB (+ 20 dBu, 20 kHz bandwidth, A-hnyav)
• Hom kev tsis lees paub, CMRR IEC> 65 dB @ 1 kHz
• nce 0dB
• Lub zog hluav taws xob + 48 V DC / 500 mA
• Kev tiv thaiv Resettable fuse (Internal)

MANUFACTURER'S DECLARATIONS
MANUFACTURER'S WARRANTY & LIMITATIONS NTAWM LIABILITY
Koj tuaj yeem pom peb cov cai tam sim no thiab cov kev txwv ntawm kev lav phib xaub ntawm:
https://cdn-shop.adamhall.com/media/pdf MANUFACTURERS-DECLARATIONS_ LD_SYSTEMS.pdf Yog xav tau kev pab cuam warranty rau ib yam khoom, thov hu rau Adam Hall GmbH, Adam-Hall-Str. 1, 61267 Neu Anspach / Email: info@adamhall.com / +49 (0)6081/9419-0.

TXOJ CAI TSHUAJ TIV THAIV ntawm cov khoom no
(tseem siv tau hauv European Union thiab lwm lub tebchaws nyob sab Europe uas muaj qhov sib txawv ntawm cov khoom pov tseg) Cov cim no ntawm cov khoom, lossis ntawm nws cov ntaub ntawv qhia tias lub cuab yeej yuav tsis raug kho raws li cov khoom pov tseg hauv tsev. Qhov no yog kom tsis txhob muaj kev puas tsuaj ntawm ib puag ncig-kev puas siab puas ntsws lossis kev raug mob ntawm tus kheej vim kev tswj tsis tau pov tseg. Thov pov tseg cov khoom no cais tawm ntawm lwm cov pov tseg thiab muab nws rov ua dua los txhawb kev lag luam kom ruaj khov. Cov neeg siv hauv tsev yuav tsum hu rau lub khw muag khoom uas lawv yuav cov khoom no, lossis lawv lub chaw haujlwm hauv tsoomfwv hauv nroog, kom paub meej txog qhov twg thiab yuav ua li cas lawv tuaj yeem rov ua dua cov khoom no hauv ib puag ncig tus phooj ywg. Cov neeg siv khoom lag luam yuav tsum tiv tauj lawv tus neeg muag khoom thiab xyuas cov ntsiab lus thiab cov xwm txheej ntawm daim ntawv cog lus yuav khoom. Cov khoom no yuav tsum tsis txhob sib xyaw nrog lwm cov khoom lag luam pov tseg rau kev pov tseg.

FCC TXUJ CI

Cov cuab yeej no ua raws li Tshooj 15 ntawm FCC Cov Cai. Kev ua haujlwm yog ua raws li ob yam hauv qab no:

1. Cov cuab yeej no yuav tsis ua teeb meem cuam tshuam, thiab
2. Cov cuab yeej no yuav tsum lees txais ib qho kev cuam tshuam tau txais, suav nrog kev cuam tshuam uas yuav ua rau kev ua haujlwm tsis xav tau

Ib qho kev hloov pauv lossis kev hloov kho uas tsis tau pom zoo los ntawm pawg neeg saib xyuas kev ua raws cai tuaj yeem ua rau tus neeg siv txoj cai los khiav cov khoom siv.

CEEB TOOM: Cov cuab yeej no tau raug sim thiab pom tias ua raws li cov kev txwv rau Class B cov cuab yeej digital, ua raws li Tshooj 15 ntawm FCC Cov Cai. Cov kev txwv no yog tsim los muab kev tiv thaiv tsim nyog tiv thaiv kev cuam tshuam tsis zoo hauv kev teeb tsa hauv tsev.
Cov cuab yeej no tsim kev siv thiab tuaj yeem ua kom lub zog ntawm lub xov tooj cua thiab, yog tias tsis tau nruab thiab siv raws li cov lus qhia, yuav ua rau muaj kev cuam tshuam rau kev sib txuas lus hauv xov tooj cua. Txawm li cas los xij, tsis muaj kev lees paub tias kev cuam tshuam yuav tsis tshwm sim hauv ib qho kev teeb tsa tshwj xeeb. Yog tias cov cuab yeej no ua rau muaj teeb meem cuam tshuam rau lub xov tooj cua lossis TV txais tos, uas tuaj yeem txiav txim siab los ntawm kev tig cov khoom siv thiab qhib, tus neeg siv tau raug txhawb kom sim kho qhov cuam tshuam los ntawm ib lossis ntau qhov kev ntsuas hauv qab no:

• Reorient los yog tshem tawm cov kav hlau txais xov.
• Ua kom muaj kev sib cais ntawm cov khoom siv thiab lub receiver.
• Txuas cov cuab yeej siv rau hauv qhov hluav taws xob ntawm lub voj voog sib txawv ntawm qhov uas lub receiver txuas nrog.
• Nrog rau tus neeg muag khoom lossis tus kws tshaj lij xov tooj cua / TV rau kev pab.

FCC RADIATION EXPOSURE STATEMENT
Cov cuab yeej no ua raws li FCC cov kev txwv tsis pub muaj hluav taws xob tau teeb tsa rau qhov chaw tsis muaj kev tswj hwm. Cov cuab yeej no yuav tsum tau nruab thiab ua haujlwm nrog qhov deb tsawg kawg 20cm ntawm lub tshuab hluav taws xob thiab koj lub cev.

CE CEEB TOOM
Adam Hall GmbH hais tias cov khoom no ua tau raws li cov lus qhia hauv qab no (yog muaj):
R&TTE (1999/5/EC) lossis RED (2014/53/EU) txij lub Rau Hli 2017
Tsawg voltage cov lus qhia (2014/35/EU)
EMV cov lus qhia (2014/30/EU)
RoHS (2011/65/EU)
Qhov kev tshaj tawm tiav ntawm kev sib haum xeeb tuaj yeem pom ntawm www.adamhall.com ua.
Tsis tas li ntawd, koj tuaj yeem xa koj cov lus nug mus rau yog info@adamhall.com.

EU DECLARATION OF CONFORMITY
Ntawm no, Adam Hall GmbH tshaj tawm tias hom khoom siv xov tooj cua no ua raws li Cov Lus Qhia 2014/53/EU.
Cov ntawv sau tag nrho ntawm EU tshaj tawm txog kev ua raws li muaj nyob rau ntawm qhov chaw nyob hauv internet hauv qab no: www.adamhall.com/compliance/
Kev luam ntawv yuam kev thiab kev ua yuam kev, nrog rau kev hloov kho lossis lwm yam kev hloov pauv tau tshwj tseg!

Adam Hall GmbH | Adam-Hall-Str. 1 | 61267 Neu-Anspach | Lub teb chaws Yelemees
Xov tooj: +49 6081 9419-0 | adamhall.com

Cov ntaub ntawv / Cov ntaub ntawv

LD Systems LDZONEX1208D Hybrid Architecture DSP Matrix System [ua pdf] Tus neeg siv phau ntawv ZONEX1208, ZONEX1208D, LDZONEX1208, LDZONEX1208D, LDZONEX1208D Hybrid Architecture DSP Matrix System, Hybrid Architecture DSP Matrix System, Architecture DSP Matrix System, DSP Matrix System, Matrix System

Cov ntaub ntawv

• Cov neeg siv phau ntawv