Installation Guide for zowieTek models including: ZWT-90950-211 Camera Control Keyboard, ZWT-90950-211, Camera Control Keyboard, Control Keyboard, Keyboard

ZWT-RM32TC-I-v1

design

Quick Start - Zowietek Electronics, Ltd.

Zowietek Camera Control Keyboard

Revision Release Product Ver.1.1.0 2021-10-27 90950-210 Zowietek Camera Control Keyboard USE/INSTALLATION

User Manual (PDF)

Zowietek PTZ Camera 3D Joystick Controller | PTZ Serial Keyboard | Visca PELCO-D/P | RS232 RS422 RS485 | Controller for NDI PTZ Camera Live Streaming in Church, Meeting, Video Conference : Electronics


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Zowietek Camera Control Keyboard
USE/INSTALLATION

Revision Release Product

Ver.1.1.0 2021-10-27 90950-210

Preface
Keyboard controller introduction Keyboard controller is a requisite device for compact monitor system,
which controls the postioning of all front speed dooms, mounting bracket and electric lens, and also the out-door shield brush, auxiliary lamp.
Usually keyboard controller consists of many number keys and function keys.Number keys are used to control speed domes or decoder. Function keys are used to control front devices. LCD on console display control codes and working status of each monitor station.
One system has only one mater control board, but many slave control board, which are usually located in the respective office to achieve remote control of the entire tele monitor control system.
Features of keyboard controller  Unique control code learn function, which enable customer to customize control
codes.  Devices connected to RS485 bus can be set with different protocol and baud rate.  Update new program on line. According to the protocol and control codes
provided by customer, compile update program. Customer can update firmware by connecting to keyboard controller to computer via RS485 bus.
 One key to retrieve the protocol and baud rate of current control address.  All parameters can be set via control key operations.
Basic function of keyboard controller * RS485 control bus can control maximum 255 front devices(depending on the setting of communication chipset) * Standard RS485 I/O ports are all lightning-proof, strong for interference. Standard communication distance is as long as 1200m. * Uplink port can provide links to maximum 15 slave keyboard controllers. * Multiple protocol available for speed doom control. * Password to lock/unlock keyboard controller. * Key sound ON/OFF * Progressive speed dome control * LCD display, multi-dimension control knob control
1

EXPLAIN

This manual might be not accurate technically or contains some minor typoerrors. The contents in this manual about production description and program might be updated on an un-periodical.

Cautions §The LCD is fragile, no crush or long-exposed under strong light. §Operation joystrick is fragile, please make sure product is packed with
original packing material when you send it back for reparation. §The keyboard controller should be work in specified range of temperature
and humidity. §Please follow the connecting method defined in this manual.

keyboard controller parametersa

Item Power supply Temperature Humidity Communication Baud Rate

Parameters DC12V±10%/50HZ -1055 90%RHNo cream node RS422 Full-duplex 232 Serial Port 1200bps2400bps4800bps9600bps19200bps

Interface That way Exterior size

5PIN Pressure Line Terminal and 232 Interface The LCD screen 318 (L)X180 (W)X118 (H)mm

List of items: Name 5PIN Isobar plugs DC-12VPower <Users Manual> Certificates Warranty cards

Quantity 1 1 1 1 1

Units PCS PCS PCS PCS PCS

Remarks INPUT : 100-240VAC  50/60Hz

2

FOREWORD

Foreword

Preface

1

Front board and back board introduction

4

1.1 Function keys on front keyboard controller

4

1.2 The LCD screen

6

1.3 Operation joystrick control

6

1.4 Introduction to the connection part of keyboard controller

6

Introduction to control keyboard controller operations

7

2.1 Introduction to single key and combined keys

7

2.2 Detailed introduction to combined keys

7

2.3 Control code memory function

10

keyboard controller parameter Setup and inquiry

12

3.1 Keyboard controller protocol and Baud rate Setup

12

3.2 Keyboard controller system parameter Setup

12

3.3 Keyboard controller parameter Setup framework

13

3.4 Keyboard controller parameter inquiry

14

4: Typical connecting diagram

15

5: FAQs

16

3

INTRODUCTION
Front board and back board introduction
1.1 Function keys on front keyboard controller

Function keys

[ Esc ]

Back to previous menu.

[ Setup ]

Press for 3sec to set up key parameters.

[ SEARCH ] Inquire The Protocol & Baud Rate Of Current Address.

Speed dome Setup and recall keys:

(this function might be not available for part of protocols if the speed dome does not

have this function)

[ F1 ]

Auto focus, Only used in Sony camera control mode.

[ F2 ]

On/Off data screen, Only used in Sony camera control mode.

[ F3 ]

Control camera facing forward,Only used in Sony camera control mode.

[ F4 ]

On/Off power,Only used in Sony camera mode.

[ PATTERN ] In Sony camera control mode:manual focus;

In other camera control mode: Start/Esc to pattern record of speed

dome, pressing for 3S to record pattern, and end to record pattern

pressed again. This key should be used together with control knob

or function key.

4

INTRODUCTION

[ RUN ] [ PATROL ]
[ PRESET ] [ SHOT ]
[ AUTO ] [ Addr ]

In Sony camera control mode:On/Off the backlight. In other camera control mode: Recall the stored PATTEN. This key should be used together with number key and Enter key. In sony camera control mode: PTZ reset. In other camera control mode: Start/Esc to patrol record of speed dome, press this key to Enter patrol set, and Esc to patrol set press this key again. This key should be used together with control joystrick or funciton key. Preset the original position of speed dome. This key should be used together with number key and [ Enter ] key. Recall the preset position of speed dome. This key should be used together with number key and [ Enter ] key. (Some special function are achieved via recalling preset, e.g. Recall speed dome menu, recall integrated menu, pattern patrol, pattern scan, linear scan, et.) Control speed dome Automatically Address selection key. Select decoder address, PTZ address.

Number keys:

[ Clear ]

Clear input.

[ 0 ]~[ 9 ]

number Key0,1,2,3,4,5,6,7,8,9.

[ Enter ]

Enter confirm input.

Basic keys for speed dome and decoder:

[ FOCUS+ ] Manual focus on distant object.

[ FOCUS- ] Focus on closer object,

[ ZOOM+ ] Zoom in to object, i.e enlarge object.

[ ZOOM- ] Zoom out the lens to larger view field.

[ IRIS+ ]

Increase aperture manually.

[ IRIS- ]

Downsize aperture.

[ AUX ON ] AUX key turns on. Turn on AUX key. This key should be used

together with number key and Enter key.

[ AUX OFF ] AUX key turns off. Turn off AUX key. This key should be used

together with number key and Enter key.

5

INTRODUCTION

1.2 The LCD screen All key operations will be displayed on LCD instantly. LCD will switch to
Low-Power mode if the smart controller does not receive any input for more than 30 seconds. Screen will return to the initial state

1.3 Operation joystrick control When control speed doom and mounting plate

Operating

Output Control
Upward

Operating

Output Control
Downward

Operating

Output Control

Operating

Output Control

Right

Clockwise

Operating Operating

Output Control
Left
Output Control
Counter clockwise

1.4 Introduction to the connection part of keyboard controller Backboard : 1 5-pin port, 1 DC-12V port, 3 LED indicator, The following map:

1 2 345

6

Detailed funtions of each portion:

Item

Marked

Interface

Control output

1

RS-422

( TaT bR aR b )

2

Ground

Grounding(G)

3

PW

Power indicatora

4

TXD

Send data indicator

5

RXD

Receive data indicator

6

DC-12V

DC power input

Desciption Connect to camera RS422, Bus(Ta) to RXD IN-,(Tb) to RXD IN+, (Ra) to TXD IN-,(Rb) to TXD IN+. Grounding of communication cable Always on, RED
Data sending status:flicking,green Data receiving status:flicking,green DC power input

6

OPERATIONS
Introduction to control keyboard controller operations
2.1 Introduction to single key and combined keys 2.1.1 Single key:
When single key is pressed, the corresponding PTZ will respond. Single key operations include:[ FOCUS+ ] [ FOCUS- ] [ ZOOM+ ] [ ZOOM- ] [ IRIS+ ] [ IRIS- ] and control joystick.
2.1.2 Combined key operations mean 2 or more keys, or key and joystick are pressed, the corresponding PTZ will respond. The operations include [ PATTERN ] [ RUN ] [ PATROL ] [ TOUR ] [ PRESET ] [ SHOT ] [ Addr ] [ AUX ON ] [ AUX OFF ].

2.2 Detailed introduction to combined keys

2.2.1 Enter PTZ mode:

If LCD display

CAM: XXX P:XXXXX

, BR:XXXX

indicating the control key board is working in

PTZ mode, if no, please [ Esc ] to back to PTZ mode.

2.2.2 Choose PTZ address:

In PTZ mode, press [ Addr ] and input the PTZ address number, then press

[ Enter ] . E.g. To control PTZ code 28, Operation: Press [ Addr ] , LCD will

displayCCAA MM :: XX X

Input 28 via number keys, LCD will display :

CAM: XXX CAM:

28

Press[ Enter ], LCD will display:

CAM: 028 P:XXXXX

BR:XXXX

2.2.3 Set and recall pattern scan:

Setup: Choose the address to set pattern scan . Then press [ PATTERN ]

key, the LCD will displaySCAeMt:PXAXTXTERN NO:

; E.g if we want to set the 1st

pattern scan, press [ 1 ] and [ Enter ], LCD will displayCPAAMTT:EXRXNX start record .

Operate the control joystrick to stop or remain at certain position or zoom

in/out lens, etc.

After Setup is compete, press PATTERN to stop recording pattern again,

and

LCD

will

display:

CAM: XXX PATTERN end

.

Recall: Press RUN, LCD will display:

CAM: XXX run PATTERN no:

will operate per the 1st pattern, LCD display:

CAM: XXX P:XXXXX

,The speed dome

pattern BR:xxxx

.

7

OPERATIONS

Run any single key operation will stop pattern scan and back to normal status. Notes: There is only one pattern can be saved when protocol is PELCOD or PELCOP. Press [ PATTERN ] for 2S when set pattern firstly, and the other operations is same as operations of pattern of the other protocols.

2.2.4 Set and recall patrol:

Setup: Choose the address code of speed dome to set patrol. Then press

[ PATROL ] key, LCD display:

CAM: XXX Set patrol no:

.

E.g. if we want to set the 1st patrol, press [ 1 ] and [ Enter ],

LCD

display:

Set patrol no: Add preset:

001 001

(Indicating we are setting the 1st preset point

of No.001 patrol ), move joystick leftwards or rightwards to choose which

preset point added to the track of this patrol.Move joystick downwards, LCD

will

display:

Set patrol no: patrol TIME:

001 003

(indicating the1st preset

added

in

the

1st

patrol).

Move joystick leftwards or rightwards to change the time of staying this

preset point. Move joystick downwards, LCD will display:

Set patrol no: patrol speed:

001 01

(indicating the stay time of 1st preset point is 3S), move joystick leftwards or

rightwards to change the move time from one preset point to another. When

setup is complete, press [ PATROL ] key, LCD will display:

Set patrol no: save patrol?

001 ,

and press [ Enter ] to save and back, press [ Esc ] not to save and back.

If you want to continue to set more, repeat the above operations, press

[ Esc ] to exit Setup.

Recall: Press [ TOUR ], LCD display:

CAM:XXX RUN PAtrol no:

, Enter the patrol # to

recall. Run any single key operation will exit patrol and back to normal status.

Notes: 1: Leftwards or rightwards of knob is selected value of function, downwards of joystick is Entered and go on to next a function. 2: In Setup process, press Esc to exit Setup. 3: Time of all patrol of YAAN is same, so first item is time of Setup. Speed of patrol is default. 4: Time and speed of all patrol of RULE is same, so first item is time of Setup and second item is speed of Setup.

8

OPERATIONS

2.2.5 Set and recall preset point:

Set up: Choose the address of speed dome to set or recall.

Then press [ PRESET ], LCD display:

CAM: XXX Set preset:

.

Operate knob to move to corresponding point, and zoom lens to specified

position, then press the preset point # to set, e.g 6, press 6 and [ Enter ],

If you want to continue to set more, repeat the above operations, press

[ Esc ] to exit setup.Recall: Press [ SHOT ], LCD will

display:

CAM: XXX call preset:

, input the preset point # to recall, e.g [ 6 ], then

press [ Enter ], to recall more repeat the above operations,[ Esc ] to exit

recall.

2.2.6 Turn on/off AUX:

Turn on: Choose the address of speed doom or decoder to turn on. Then

press [ AUX ON ], LCD display :

CAM: XXX aux on:

, to turn on the AUX #1,

press [ 1 ] and [ Enter ].

Turn off: Press [ AUX OFF ], LCD display:

CAM: XXX aux off:

, to turn off

AUX #1, press [ 1 ] and [ Enter ].

Note: The above combined key might be no available form some protocols, or some products do not have this function. Therefore, some operations might not work on some devices. If you have similar problems, please refer to the manual of device to achieve some specific function.

2.2.7 keyboard controller lock:

This function is to manage keyboard controller via password to allow

authorized user to operate. This function must be activated in keyboard

controller setting menu. Refer to details in 3.1.2.2.

In normal mode, press [ Esc ], LCD display:

locked locked pw:

---- , Input 4-digit

password, press [ Enter ],the LCD backlight OFF.

Press

any key,

LCD display:

locked open lock:

---- ,

Input password, press [ Enter ], the keyboard controller will be unlocked.

9

OPERATIONS

2.3 Control code memory function Though the keyboard controller has integrated some protocols, but in many cases,there are still non-compatible protocols, even the same code of the same protocol,some characters might be still different. E.g. For function of PELCOD patrol recording, some manufacturer use code FF TA 00 07 00 00 CK, some FF TA 00 07 E0 E0 CK.
Note: FF is the prefix, no revising allowed. TA is destination address, no revising allowed. CK is check code, no revising allowed.
Thus code of PATROL FF TA 00 07 00 00 CK can be revised as FF TA 00 07 E0 E0 CK easily. [ PATTERN RECORD ] [ PATTERN STOP ] [ RUN ] [ PATROL ] [ TOUR ] [ AUTO ]can be revised.

2.3.1 Code format introduction Two code formats, one is simple code, the other is number & character code. Simple code, refers to codes in fixed format, e.g FF TA 00 07 00 00 CK Codes with customized number, means fixed code used with customized number, Which is denoted with ­ - , e.g. PELCOD has four formats for PATROL.
FF TA ­ - 07 00 00 CK FF TA 00 ­ - 00 00 CK FF TA 00 07 ­ - 00 CK FF TA 00 07 00 ­ - Ck
Note: only one set of code can be numbers
E.g. If we want to input FF TA -- 07 00 00 CK, input [ 1 ] and[ Enter ] when prompted. Then in our final directive was issued to the FF TA 01 07 00 00 CK.

2.3.2 Enter code learn and revise code

For example, change PELCOD AUTO key code A0 TA 00 07 00 63 AF CK

into A0 TA -- 07 00 00 AF CK.

In normal mode, press [ Setup ] for 3sec, LCD display:

[Keyboard set] password:

,

Input password(default 8888), press [ Enter ], LCD display :

Set >>1 2 3 CAM set

.

Move joystick rightwards two times,or move joystrick leftwards,

LCD

display:

Set >>1 2 learn set

3

.

10

OPERATIONS

Press [ Enter ], LCD display:

Set>>lear>>protocol Pelcod

,

Move joystrick rightwards or leftwards, LCD display:

Set>>lear>>protocol PelcoP

,

Press [ Enter ], LCD display:

Set>>lear>>button [pattern record]

,

Move joystrick rightwards three times, LCD display:

Set>>lear>>button [auto]

,

Press

[

Enter ],

LCD

display

:

A0 ta 00 07 00 63 af ^

.

Cursor will stop at the first 0.

Move joystrick downwards, LCD display:

A0 ta -0 07 00 63 af ^

,

Move joystrick rightwards, LCD display:

A0 ta -0 07 00 63 af ^

,

cursor stop at the 2nd 0.

Move joystrick downwards, LCD display :

A0 ta -- 07 00 63 af ^

,

Move joystrick rightwards for 5 times, LCD display:

A0 ta -- 07 00 63 af ^

,

Move joystrick downwards for 6 times, LCD display:

A0 ta -- 07 00 03 af ^

,

Move joystrick rightwards, LCD display:

A0 ta -- 07 00 03 af ^

,

Move joystrick downwards for 3 times, LCD display:

A0 ta -- 07 00 00 af ^

,

Press [ Enter ], buzzer will ring and LCD display :

A0 ta -- 19 00 be af set success

,

Next LCD will restore to [ AUTO ]

After Setup is completed, press [ Esc ] for 3 times to back to normal mode.

Note:

When no learn code in memory, press [ AUTO ],LCD display:

CAM:xxx P;XXXXX

BR:Axxxx

the code sent by keyboard controller is A0 TA 00 07 00 63 AF CK.

When learn code is available, the code sent by keyboard controller is

A0 TA 01 07 00 00 AF CK.

2.3.3 Learning to delete or re-installed

When certain key of certain protocol has been learned code, re-Enter learn

mode, the LCD will display:

Set>>lear>>in code del learn?

, Press [ Enter ] to delete, to

learn more, move joystrick rightwards or leftwards,
Set>>lear>>in code
LCD will display : input instruction? , press [ Enter ] again.

11

SET

keyboard controller parameter Setup and inquiry

3.1 Keyboard controller protocol and Baud rate Setup

E.g. To set protocol of address 28 as PelcoP, Baud rate 9600.

The operations are:

In normal mode press Setup for 3sec, LCD will display:

 [Keyboard set]
password:

Input

password(default

8888),

press

[

Enter

],

LCD

display

:

Set >> 1 cam set

2

3

Press [ Enter ], LCD display :

Set >> cam P:PelcoD

001 ,

Press [ 2 ], [ 8 ] and [ Enter ] key, LCD display:

Set >> cam P:PelcoD

28 ,

Move joystrick leftwards, LCD display :

Set >> cam P:Pelcop

28 ,

Press [ Enter ], buzzer rings, LCD display :

Set >> cam set success

Move joystrick downwards, LCD display :

Set >> cam BR: 2400

Move joystrick rightwards

twice, LCD display:

Set >> cam BR: 9600

28 , 28 ,
28 ,

Press [ Enter ], buzzer rings, LCD display:

Set >> cam BR: 9600

28 ,

After Setup is completed, press [ Esc ] for 3 times to back to normal mode.

Note: To set the same protocol and baud rate for front device, Enter this

screen

Set >> cam: P:PelcoD

0-255

, Then set the protocol and baud rate.

3.2 Keyboard controller system parameter Setup System parameters include password, restore default settings, key tone ON/OFF, key ID Setup, keylock, etc. We will describe the Setup process by taking restoring default settings and key lock as examples.

3.2.1 Restore default settings

In normal mode, press [ Setup ]for 3 sec, LCD display:

[Keyboard set] password:

,

Input

password(default

8888),

press

[

Enter

],

LCD

display:

[Keyboard set] password:

,

Move joystrick rightwards, LCD display:

Set>> sys set

1 2 3

Press [ Enter ], LCD display:

Set>>sys edit pw

1 2 3 4 5

Move joystrick rightwards, LCD display:

Set>>sys factory

1 2 3 4 5

Press [ Enter ], LCD respond:

Set>>sys>>factory sure?



Press [ Enter ]

again,

buzzer

rings,

LCD

display:

Set>>sys>>factory set success

1s, Restore

default settings successfully(to abort the process, press [ Esc ] for 2 times

to back to normal mode).

12

SET

3.2.2 Keyboard controller lock ON/OFF

In normal mode, press [ Setup ] for 3sec, LCD display:

[Keyboard set] password:

,

Input password(default 8888), press [ Enter ], LCD display:

Set>> 1 2 3 cam set

,

Move joystrick rightwards, LCD display:

Set>> sys set

1

2

3

,

Press [ Enter ], LCD display:

Set>>sys edit pw

12345 ,

Move joystrick upwards, LCD display:

Set>>sys lock set

6

,

Press [ Enter ], LCD display:

Set>>sys>>lock set lock off

,

Indicate the status of key lock.

Move joystrick rightwards, LCD

display:

Set>>sys>>lock set lock on

,

Press [ Enter ], LCD display:

Set >>sys >>lock set

lock Pw:

----

,

Input

4-digit

password,

press

[

Enter

],

LCD

display:

Set >>sys >>lock set set success

,

Press [ Esc ] for 2 times, exit Setup and back to normal mode.

3.3 Keyboard controller parameter Setup framework

CAM SET

SET >> CAM XXX

P: (PROTOCOL)
BR: (Baud Rate)

PELCOD,PELCOP,SONIC1,SONIC2,B01, SSUNG,PIH717,HIK,KRE301,RULE,SAE, VISCAPTC250DAHUAKALATE 120024004800960019200

P:

(PROTOCOL)

SET >>CAM 0-255

Ibid

BR:

(Baud Rate)

OLD PW:

Figure 4

EDIT PW

NEW PW:

Figure 4

SYS SET FACTORY LOAD ISP

AGAIN PW: SURE? SURE?

Figure 4
[ Enter ] Confirmed [ Esc ] Withdrawal
[ Enter ] Confirmed [ Esc ] Withdrawal

13

SET

SOUND SYS SET KB ID:
LOCK SET

SOUND ON

Choose with Knob

SOUND OFF Choose with Knob

KEYBOARD ID number [ 0 ] - [15 ]

LOCK OFF LOCK ON

Choose with Knob [ Enter ]Enter a password state

SET>>LEAR>>PROTOCOL LEARN SET PelcoD
SET>>LEAR>>PROTOCOL PelcoP

[ PATTERN RECORD ][ STOP PATTERN ] [ RUN PATTERN ][ AUTO ][ PATROL NO ] [ PATROL TIME ][ PATROL SPEED ] [ RUN PATROL ][ DIRECT ZOOM ] [ DIRECTPAN ][ DIRECT TILT ]

3.4 Keyboard controller parameter inquiry In normal mode, press [ Search ] to inquiry about keyboard controller status and parameter framework.

P: xxxxx B: xxxx >PTZ SEARCH
>SYSTEM SEARCH

The agreement addresses the control and baud rate

>Address 001

PROTOCOL Baud Rate

Address correspondence agreement
Address correspondence Baud Rate

KEYBOARD ID: XX SYS SNXXXXXXXX MODEL:XXXXXXXXXX

Two of the keyboard controller ID 8 fuselage numbers Ten of the largest Model

LOCK XXX(ON/OFF)

That set up the current situation Keyguard

SOUND XX(ON/OFF)

Keys tone that the current settings of

14

WIRING DIAGRAM
Typical connecting diagram
4. Typical connecting diagram

9

VISCA RS-232C IN

RS422 4 core signal cable

RS422 4 core signal cable

Can connect up to 7 units

Introduction: 1Control code output: speed dome's RS485+ should be connected to Ta of keyboard controller, RS485- to Tb. Uplink control: Ra of keyboard controller to Ta of slave device, Rb to Tb. 2Vice-control equipment: the DVR can be RS485 output, keyboard controller, RS485 output.

Function features: Both master keyboard controller and other slave devices can control the speed dome, to enable customer to enjoy remote control and the easy on-site operations

15

APPENDICES
FAQs
5: FAQs Symptomkeyboard controller cannot control the speed dome. Analysis 1check the hardware: RS485. MethodsStep 1: RS485 A and B is reversed.
Step 2: Check RS485 cable continuity is OK or not. Analysis 2Check the software settings: keyboard controller and speed dome address, protocol, baud rate. MethodsStep 1: Press [ Search ] to check the current protocol and baud rate is correct or not.
Step 2: Restore the settings to default setting and reset. Analysis 3Check PTZ LED will flicker or not when communicating with speed dome. MethodsStep 1: If PTZ LED flickers, the keyboard controller is free of problems.
Step 2: If PTZ LED does not flicker when communicating, the RS485 port might be defective.
SymptomSlave device cannot control speed dome. Analysis 1Check hardware RS485 cable. MethodsStep 1: Check RS485 A and B is reversed or not.
Step 2: Check RS485 cable continuity is OK or not. Analysis 2Check the AUX LED on master keyboard controller will flicker or not
when communicating. MethodsIf PTZ LED flickers, then the settings of slave device might be the
problem. Please check address, protocol and baud rate.
16

APPENDICES
Symptom: Some speed domes can be controlled but some not. Analysis 1: Check hardware Methods: Check the continuity of each branch cable Analysis 2: Check software settings Methods: Check the protocol and baud rate of each address code. Analysis3: Might be the connecting diagram Methods: Step 1: connect to RS 485 a 120 at far end.
Step 2: Install RS485 hub at the connect of figure star.
Symptom: One operation of keyboard controller, a few speed domes respond simultaneously.
Analysis: Check the address code of front device. Methods: Check whether those speed dome that respond simultaneously
have the same address code or not. Set different address.
Symptom: Forget key lock password. Methods: In any status, press Setup till system setting menu appear, reset
password.
Symptom: No key tone. Methods: Turn on key tone in system settings.
17

A professional video camera, streaming, recording
solution provider Since 2004
Zowietek Electronics, Ltd. 2218 Hunan Road, West Wing 1701
Pudong, Shanghai 201204 Jan. 2021


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