Panasonic KX-TG234SK, Service Manual, Page: 43 / 99

43
KX-TG234SK/KX-TGA470B
10.1.9. Check Handset Transmission
Cross Reference:
Signal Route (P.22)
10.1.10. Check Handset Reception
Cross Reference:
Signal Route (P.22)
Note:
When checking the RF part, Refer to Check the RF part
(P.38).
10.1.11. Check Caller ID
Cross Reference:
Telephone Line Interface (P.14)
Calling Line Identification (Caller ID)/Call Waiting Caller
ID
(P.16)
Note:
• Make sure the format of the Caller ID service of the
Telephone company that the customer subscribes to.
• It is also recommended to confirm that the customer is really
a subscriber of the service.
Check MIC of handset.
Check handset Tx in Signal Route .
Check speaker of handset.
Check handset Rx in Signal Route .
YES
Did bell ring?
(Message indicator
blinks)
Check Calling Line Identification (Caller ID)/
Call Waiting Caller ID.
Check bell signal detection in
Telephone Line Interface .
BASE UNIT
NO