9.2.1
Defect of the Communication Between the Main Monitor Station and the Extension
Monitor
YES
Can the video/voice
communication be made?
NO
YES
YES
YES
Are all parts on
Talk Signal
Path (Transmitting)
of Extension Monitor
OK?
NO
Advance preparation:
Connect a non-defective Door
Station and the Extension Monitor
to the Main Monitor Station.
Communicate between the
Extension Monitor and the Door Station.
Replace the fault parts.
START
END
Are all parts on
Talk Signal
Path (Receiving)
of Extension Monitor
OK?
NO
Replace the fault parts.
Are all parts on
Image Signal
Path
of Extension Monitor
OK?
NO
Replace the fault parts.
Replace the Main board.(*1)
Reference:
• Refer to
.
TALK Signal (Transmitting), TALK Signal (Receiving), Image Signal (Extension Monitor)
• (*1)
[10.1.3 How to Remove the Main Board, Speaker and LCD [No.3]]
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Содержание VL-SV75 Series
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Страница 50: ...10 2 4 1 Note for Microphone Assembly for anti feedback 50 ...
Страница 52: ...10 3 Power Supply Unit 1 Remove 4 screws a 2 Remove the Power Board by unhooking 2 tabs 52 ...
Страница 73: ...13 2 2 MIC Board MIC MIC C700 1000pF L700 L701 MIC1 1 2 VL V524 Mic Board 73 ...
Страница 80: ...14 2 2 MIC Board L 7 0 0 L 7 0 1 C700 MIC1 PNLB2805 YY b VL V524 Mic Board Component View Bottom View 80 ...
Страница 85: ...15 1 3 Power Supply Unit Q PCB401 P Q Q Q 407 403 404 406 405 402 401 85 ...
Страница 87: ...15 1 4 2 VL MV75AZ P201 P204 P202 P203 P205 A203 A204 A205 A206 A207 P206 P207 P208 A201 A202 87 ...
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