37
KX-TGC220/KX-TGC222/KX-TGC223/KX-TGCA20
9.1.9.
Check Handset Transmission
Cross Reference:
9.1.10. Check Handset Reception
Cross Reference:
Note:
When checking the RF part, Refer to
9.1.11. Check Caller ID
Cross Reference:
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
S
ignal Route
.
YE
S
Did bell ring?
(Message indicator
blinks)
Check
Calling Line Identification (Caller ID)/
Call Waiting Caller ID.
Check bell signal detection in
Telephone Line Interface
.
BA
S
E UNIT
NO