Inspection
1.
Check that the red light flickers when the door lock or unlock button is pressed on the transmitter.
2.
Remove the battery (A) and check voltage if the red light doesn''t flicker ...
Inspection
1.
Check for resistance or output voltage between terminals in each switch position.
[Audio]
SwitchConnector terminalResistance (±5%)Output voltageSeek up2-4430 ?0.4 V ± 0.22Seek down2-41.1 k?1.0 V ± 0.22Mode2-42.11 k?1.5 V ± 0.22Mute2-43.11 k?2.0 V ± 0.22Volume up2-44.61 k?2 ...