64
KX-TG3721BX/KX-TG3722BX/KX-TGA371BX
12.9. How to Check the Handset Receiver
1. Prepare the digital voltmeter, and set the selector knob to ohm meter.
2. Put the probes at the speaker terminals as shown below.
Handset speaker (receiver)
Digital Voltmeter
Is the value between
(+) terminal and (–) terminal about 8 ?
SPEAKER:
NG
NO
OK
YES
Replace the speaker
(receiver).
Is the value between
(+) terminal and (–) terminal about 34 ?
RECEIVER: