Troubleshooting By Symptom (Handset) - Panasonic KX-PRX120W Service Manual

9.3.

Troubleshooting by Symptom (Handset)

If your unit has below symptoms, follow the instructions in remedy column.
Battery strength is not indicated correctly by Battery icon.
You cannot hear the caller's voice.
You cannot use handset a little away from base unit
even if the handset is within range of the base unit.
Does not link between base unit and handset.
The Audio level is high or low.
The SP-Phone level is high or low.
Symptom
1. Clean the Battery Terminal.
2. If not fixed, update software.
3. If not fixed, replace with a new circuit board.
Check "Handset Transmission part" in Trouble shooting.
Check "DECT Link" and "DECT RF part" in Trouble shooting.
Check "DECT Link" in Trouble shooting.
Check "Handset Reception (Receiver part/Speaker part)" in
Trouble shooting.
Check "Handset Reception (Receiver part/Speaker part)" in
Trouble shooting.
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KX-PRX120W/KX-PRXA10W
Remedy