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KX-TGE240/242/243/244/245/260/262/263/264/270/272/273/274/275/TG454/TG465/TGEA20/TGA20
10.1.2. Check Record
10.1.2.1. Base Unit
Not record Incoming Message
Cross Reference:
Parallel Connection Detect Circuit/Auto Disconnect
Circuit
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 25 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