Read Panasonic KX-TCD951GB / KX-TCD955GC Service Manual online
53
KX-TCD951GB/KX-TCD955GC
CALLER ID PROBLEMS (KX-TCD955GC ONLY)
Did bell ring?
(Inuse LED blinks)
Does bell signal
appear at IC101
pin 34?
NO
YES
Input CLIP Signal with Bell
(on hook/CLIP spec-ETS30 659-1).
(on hook/CLIP spec-ETS30 659-1).
Check IC2 and the surrounding area.
Check the soldering IC101.
Check the soldering IC101.
NO
YES
Did the Caller ID
LED blinks?
Does Caller ID
Signal appear at IC101
pin 55?
NO
YES
Check IC3 and the surrounding area.
NO
YES
Does the LCD
display telephone
number?
NO
YES
No problem.
Check around the IC101 and portable handset.
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