29
KX-TGD320ALB/KX-TGD322ALB/KX-TGD323ALB/KX-TGDA30AZB
9.1.2.
Check Record
9.1.2.1.
Base Unit
A) Not record Incoming Message
Cross Reference:
Note:
Flash Memory is IC601.
BBIC is IC501.
9.1.3.
Check Playback
9.1.3.1.
Base Unit
Cross Reference:
Power Supply Circuit/Reset Circuit
Note:
Flash Memory is IC601.
BBIC is IC1.
(*1) Refer to
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
Check VDDC (1.2 V): Test Point [VDDC]
OK
Check
Power Supply Circuit.
Check output of BBIC (Pin 29, 31).
OK
Check BBIC and Flash Memory.
Check Speaker and its surroundings.
NO
NO
Содержание KX-TGD320ALB
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