P44800 Mana Ampmea mālama ola
Introduction
Thank you for choosing the Citronic P44800 3-way power amplifier ma ke ʻano he ʻāpana o kāu ʻōnaehana hoʻoikaika leo. ʻO kēia puka kiʻekiʻe ampHoʻolālā ʻia ka lifier e hāʻawi i ka lawelawe kiʻekiʻe, hilinaʻi no nā ʻōnaehana kelepona a hoʻokomo ʻia. E ʻoluʻolu e heluhelu piha i kēia manual a hahai i nā ʻōlelo aʻoaʻo e hoʻokō i nā hopena maikaʻi loa me kāu kūʻai hou a pale aku i ka pōʻino ma o ka hoʻohana hewa ʻana.
'Ōlelo Aʻo
No ka pale ʻana i ka pilikia o ke ahi a i ʻole ka haʻalulu uila, mai hōʻike i kekahi o nā mea i ka ua a i ʻole ka makū. Inā hoʻokahe ʻia ka wai ma ka pahu, e hoʻōki koke i ka hoʻohana ʻana, e ʻae i ka ʻāpana e maloʻo a nānā ʻia e nā limahana kūpono ma mua o ka hoʻohana hou ʻana. Hōʻalo i ka hopena, ke kaomi nui a i ʻole ka haʻalulu kaumaha i ka hihia
No user serviceable parts inside – Do not open the case – refer all servicing to qualified service personnel
Maukele
- E hōʻoia no ka puka makani pololei voltage a me ke kūlana o ke alakaʻi IEC ma mua o ka hoʻopili ʻana i ka puka mana
- E hōʻoia i ke kūlana maikaʻi o nā alakaʻi leo ʻōlelo me ka ʻole o nā pili pōkole a i ʻole nā plug i poino
- ʻAʻole ʻoi aku ka nui o ka impedance o nā haʻawina haʻiʻōlelo i ka haʻahaʻa haʻahaʻa i haʻi ʻia no ka ampmea mālama ola
- Mai ʻae i nā mea ʻē aʻe e komo i loko o ka pahu a i ʻole ma o nā grilles ventilation
i hoʻokomo '
- E mālama pono i ka lā a me nā kumu wela
- E pale aku iā damp a i ʻole ka lepo lepo
- Ke kau ʻana i ka rack-mount, e hōʻoia i ke kākoʻo kūpono no ke kumu o ka amplifier a me na mea paa paa no ke alo
- E mālama pono i ka holo ʻana o ka ea a ʻaʻole e uhi i nā puka makani ma mua a ma hope o ka ampmea mālama ola
- E hōʻoia i ka loaʻa kūpono i nā mana a me nā pilina
Popilikia
- E hoʻohana i kahi lole palupalu me kahi mea holoi pale e hoʻomaʻemaʻe i ka pahu e like me ka makemake
- E hoʻohana i kahi mea hoʻomaʻemaʻe hoʻomaʻemaʻe e hoʻomaʻemaʻe i nā grilles ventilation o nā lepo a i ʻole nā ʻōpala i kūkulu ʻia
- Mai hoʻohana i nā solvents ikaika no ka hoʻomaʻemaʻe ʻana i ka ʻāpana
Paʻa mua
1. Cooling vents
2. Protect LED indicators
3. Clip LED indicators
4. Signal LED indicators
5. Power switch and LED
6. SUB level control
7. CH1 level control
8. CH2 level control
Nā ʻaoʻao ʻĀnela
9. Cooling fan vents
10. CH2 jack and XLR parallel inputs
11. CH1 jack and XLR parallel inputs
12. SUB jack and XLR parallel inputs
13. LOW CUT on/off switch
14. FILTER on/off switch
15. CH2 output (SPK)
16. SUB output (SPK)
17. CH1 output (SPK)
18. IEC mains inlet and fuse
19. SUB cutoff frequency control
hana
The P44800 stereo outputs (CH1 and CH2) should be connected to mid-top or full range speaker cabinets. Minimum impedance for each stereo output should be no lower than 4Ω.
The SUB output is specifically designed to power a sub cabinet Alternatively, 2 sub cabinets may be connected in parallel, provided that the total load is no lower than 4Ω
Connect speaker cabinets to channel outputs using good quality leads and ensure that the combined load on each channel is no lower than 4Ω (for speaker loads connected in parallel, 8Ω + 8Ω = 4Ω)
Connect each signal input from mixer or other line level source via the XLR or jack connectors on the rear panel using good quality signal leads.
A LOW CUT switch is provided on the rear panel, which removes the very lowest frequencies which may be inefficient for speaker drivers to reproduce, wasting power on inaudible output
The SUB output has a filter facility, which can be switched on via the FILTER switch
This feature removes all of the signal above a cutoff frequency, allowing only low frequencies to be ampliified
The cutoff frequency may be adjusted between 50Hz and 250Hz via the FREQ rotary control
A recommended start point is mid-way (approximately 150Hz) – this can be adjusted later as required
Jack and XLR inputs for each channel are wired in parallel, allowing the signal to be carried forward to further amplifiers if necessary (if the input is XLR, the jack may be used as a signal output and vice versa)
E kākoʻo amplifier to the mains outlet, making sure that the IEC lead is earthed, in good condition and connected securely.
With channel gain controls turned fully down, switch on the power to the ampliifier. He hana "soft-start" kēia e hana i kekahi mau māka ma mua o ka hoʻokomo ʻana i ka mana i ka amplifiers, hiki ke lawe i kekahi mau kekona.
Me ka hoʻohuli ʻana i nā pae huila (a i ʻole nā kumu hōʻailona ʻē aʻe), e hoʻonui mālie i ka ampE hoʻomalu ka pae o ke kanal o lifier i ka pae i makemake ʻia (piʻi maʻamau) a laila e hoʻonui mālie i ka pae hōʻailona mai ka hui pū ʻana a i ʻole ke kumu kani a hiki ke lohe ʻia ke kani ma o nā mea haʻiʻōlelo a laila hoʻomau i ka piʻi ʻana i ka pae i makemake ʻia.
During use, green “SIGNAL” LEDs will illuminate to show when a signal is present and red LED “CLIP” LEDs illuminate if the output is reaching clip level. If the red CLIP LEDs illuminate more than very briefly, reduce the volume until they hardly light up at all. If the internal protection circuitry detects a fault in the speakers or amp, e komo ka (s) channel i ka Protect Mode a me ka ʻulaʻula "PROTECT" LED e hoʻomālamalama i ka ʻaoʻao mua e hōʻike i kēia. E hoʻololi i ka amplifier off and check the entire system (including leads) before powering up again. If still in Protect Mode, seek advice from qualified service
limahana.
Ma mua o ka hoʻohaʻahaʻa ʻana, e hoʻohuli i nā mana loaʻa o ke kahawai i lalo i mea e pale aku ai i nā leo nui i ka wā e pio ai.
hoakaka
Lako ikehu | 240Vac 50Hz (IEC) |
CH1 and CH2 power RMS @ 8Ω | 2 x 250W |
SUB power RMS @ 8Ω | 500W |
CH1 and CH2 power RMS @ 4Ω | 2 x 400W |
SUB power RMS @ 4Ω | 800W |
Input : Line | 3 x XLRF + 6.3mm jack |
Hoʻopiʻi helu hoʻohālikelike | 20KΩ |
SUB filter cutoff frequency | 50Hz - 250Hz |
KEKAHA | 0.05% |
Lāki uila | 40V/usec |
S / N ka lālā | 103dB |
kumu hoʻohālikelike a | 3 x channel level, LOW CUT on/off, FILTER on/off, FREQ |
Nā huahana Speaker | CH1, CH2 and SUB SPK connectors |
Kaʻai ʻili | Short-circuit, DC, overload, soft-start |
Ana | 483 m 439 m 88mm |
Weight | 22.5kg |
Troubleshooting
No power light on front panel switch | E hōʻoia i ka pili ʻana o ka puka komo IEC i nā kumu nui a maikaʻi ke alakaʻi |
E hōʻoia i ka hoʻā ʻia ʻana o ka puka nui | |
Power light is on but no other LEDs and no output | E nānā i ka hōʻailona hoʻokomo a me nā alakaʻi pili |
E hōʻoia ʻaʻole i hoʻohuli ʻia nā mana loaʻa channel | |
Hoʻomālamalama ʻia nā kukui mana a me nā hōʻailona LED akā ʻaʻohe puka | E hōʻoia i ka hana maikaʻi ʻana o nā keʻena leo |
E nānā i nā alakaʻi leo ʻōlelo aia i ke kūlana maikaʻi a pili pono | |
“PM” (Protect Mode) LED is lit and there is no output |
E hoʻopau a kāpae i ka pili ʻana mai ka mains |
E hōʻoia i ka hana maikaʻi ʻana o nā mea haʻiʻōlelo a ʻaʻole pōkole (me ka hoʻohana ʻana i ka multi-tester) | |
Ma hope o ka nānā ʻana i nā mea pili a pau, e hoʻāla hou i ka mana | |
Inā aia i loko o ka Protect Mode, e hoʻopau hou a nānā i nā limahana lawelawe kūpono | |
E hōʻoia i ka maʻalili a me nā puka makani ampʻAʻole wela loa ka liifier | |
SUB output has “muffled” mid frequencies | Switch on FILTER and adjust FREQ control for subs that have no built-in crossovers |
SUB output has quiet output with FILTER on | If FREQ is set too low, there may be quiet output, adjust the control to improve output |
Switch off FILTER for better output to subs with built-in crossovers | |
Hoʻololi ʻia ka hoʻopuka a ke kukui nei nā LED "CLIP". | Check the speaker impedance is not below 4 Ohms per channel |
E hoʻemi i ka pae hoʻokomo mai ke kumu leo | |
E ho'ēmi i nā mana loaʻa channel | |
Ke hana nei ka pukana akā ma ka pae haʻahaʻa loa |
E hōʻoia i ke kumu hoʻokomo ma ka pae laina |
E hoʻonui i ka pae hoʻokomo mai ke kumu leo | |
E hoʻohuli i nā mana loaʻa channel |
Nā haʻalele: ʻO ka hōʻailona "Crossed Wheelie Bin" ma ka huahana huahana ua papa ʻia ka huahana me he pono uila a uila paha a ʻaʻole pono e hoʻolilo ʻia me nā ʻohana ʻē aʻe a i ʻole nā ʻōpala kalepa i ka hopena o kona ola pono. Pono e hoʻolei ʻia nā waiwai e like me nā kulekele ʻaha kūkā kūloko.
Ua waiho ʻia nā hemahema a me nā hewa. Kuleana kope © 2021.
AVSL Group Ltd. Mokuna 2-4 Bridgewater Park, Taylor Rd. Manchester. M41 7JQ
AVSL (EUROPE) Ltd, Unit 3D North Point House, North Point Business Park, New Mallow Road, Cork, Ireland
Palapala / Punawai
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citronic P44800 Mana Ampmea mālama ola [pdf] Palapala Hoʻohana P44800 Mana Amplifier, P44800, Power Ampmea mālama ola |