46
KX-TG7731S/KX-TG7732S/KX-TG7733S/KX-TGA470S
10.1.9. Check Handset Transmission
Cross Reference:
Signal Route
(P.25)
10.1.10. Check Handset Reception
Cross Reference:
Signal Route
(P.25)
Note:
When checking the RF part, Refer to
Check the RF part
(P.41).
10.1.11. Check Caller ID
Cross Reference:
Telephone Line Interface
(P.16)
Calling Line Identification (Caller ID)/Call Waiting Caller
ID
(P.18)
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
