47
KX-TG7841/KX-TG7842/KX-TG7843/KX-TG7844/KX-TG7845/KX-TG365SK/KX-TG7871/KX-TG7872/KX-TG7873/KX-TG7874/KX-TG7875/KX-TG385SK/KX-TGA680
10.1.9.
Check Handset Transmission
Cross Reference:
Signal Route
(P.26)
10.1.10. Check Handset Reception
Cross Reference:
Signal Route
(P.26)
Note:
When checking the RF part, Refer to
Check the RF part
(P.42).
10.1.11. Check Caller ID
Cross Reference:
Telephone Line Interface
(P.17)
Calling Line Identification (Caller ID)/Call Waiting Caller
ID
(P.19)
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