How To Check The Handset Speaker Or Receiver; Frequency Table (Mhz) - Panasonic KX-TGCA20EX Service Manual

KX-TGC210/KX-TGC212/KX-TGC213/KX-TGC220/KX-TGC222/KX-TGCA20

11.8. How to Check the Handset Speaker or 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.

11.9. Frequency Table (MHz)

Channel No Transmit Frequency
1 1897.344
2 1895.616
3 1893.888
4 1892.160
5 1890.432
6 1888.704
7 1886.976
8 1885.248
9 1883.520
10 1881.792
Note:
Channel No. 10: In the Test Mode on Base Unit and Handset.
SPEAKER:
Is the value between
(+) terminal and (–) terminal about 8 Ω?
RECEIVER:
Is the value between
(+) terminal and (–) terminal about 40 Ω?
YES
OK
Handset speaker (receiver)
BASE UNIT
Receive Frequency
1897.344
1895.616
1893.888
1892.160
1890.432
1888.704
1886.976
1885.248
1883.520
1881.792
60
NO
NG
Replace the speaker
(receiver).
Digital Voltmeter
Transmit Frequency
1897.344
1895.616
1893.888
1892.160
1890.432
1888.704
1886.976
1885.248
1883.520
1881.792
HANDSET
Receive Frequency
1897.344
1895.616
1893.888
1892.160
1890.432
1888.704
1886.976
1885.248
1883.520
1881.792