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KX-TG3661JXM/KX-TG3662JXM/KX-TG3668JXM/KX-TG3669JXM/KX-TGA365JXM
10.1.9. Check Ring Reception
Cross Reference:
Telephone Line Interface
(P.12).
10.1.10. Check Caller ID
Cross Reference:
Telephone Line Interface
(P.12).
Note:
• Make sure the format of the Caller ID Service of the
Telephone company that the customer subscribes to.
• It is recommended to confirm that the customer is really a
subscriber of the service.
YES
YES
YES
Base Unit
Does the buzzer rumble
when the RING signal comes
in the state of power supply
OFF?
Check C9, R5, R6, R7 and
around IC1.
When Ring signal is coming,
is there singnal at BBIC (IC9:
63pin)
Chekc PC1, R13 and R99.
Is the signal output from BBIC
(IC9: 110PIN)?
IC9 is defective.
Check IC15,SPOUT signal
andaround SP-AMP (IC7),
Speaker.
NO
NO
NO
NO
Check Calling Line Identification (Caller ID).
Did bell ring?
Check bell signal detection in
Telephone Line Interface
.
YES
Base Unit