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KX-TG4771B/KX-TG4772B/KX-TG4773B/KX-TGA470B
10.1.2. Check Record
10.1.2.1. Base Unit
Not record Incoming Message
Cross Reference:
Signal Route
(P.21)
Telephone Line Interface
(P.13)
Parallel Connection Detect Circuit/Auto Disconnect
Circuit
(P.13)
Note:
Flash Memory is IC601.
BBIC is IC501.
Check Bell signal.
OK
Check
Telephone Line Interface
[Bell].
Does the unit catch line?
YES
Check
Telephone Line Interface
[OFF HOOK].
Check Line In: Pin 16 of BBIC.
Check ICM Recording in
Signal Route.
NO
OK
Check
Auto Disconnect Circuit.
OK
Check
Parallel Connection Detection
Circuit.
OK
Check BBIC and Flash Memory.
NO
NO
Содержание KX-TG4771B
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