I have this hi-fi system for a long time and I need to repair some things. Founding this manual will be very helpfull :)
Text excerpt from page 66 (click to view)
KX-TG8231CB/KX-TG8232CB/KX-TGA820CB
11.7. 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.
11.8. Frequency Table (MHz)
Channel No 0 1 2 3 4 BASE UNIT Transmit Frequency Receive Frequency 1928.448 1928.448 1926.720 1926.720 1924.992 1924.992 1923.264 1923.264 1921.536 1921.536 HANDSET Transmit Frequency Receive Frequency 1928.448 1928.448 1926.720 1926.720 1924.992 1924.992 1923.264 1923.264 1921.536 1921.536
Note: Channel No. 2: In the Test Mode on Base Unit and Handset.