Panasonic CS-A12HKD, Service Manual

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14 Servicing Mode
14.1. Auto OFF/ON Button
1. AUTO OPERATION MODE
The Auto operation will be activated immediately once the Auto OFF/ON button is pressed. This operation can be use to
operate air conditioner with limited function if remote control is misplaced or malfunction.
2. TEST RUN OPERATION (FOR PUMP DOWN/SERVICING PURPOSE)
The Test Run operation will be activated if the Auto OFF/ON button is pressed continuously for more than 5 seconds. A “beep”
sound will occur at the fifth seconds, in order to identify the starting of Test Run operation.
3. REMOTE CONTROL RECEIVING SOUND OFF/ON MODE
The Remote Control Receiving Sound OFF/ON operation will be activated if (within 20 seconds of Test Run Operation) the
Auto OFF/ON button is pressed for more than 5 seconds. 2 “beep” sound will occur at to identify the starting of Remote
Control Receiving Sound Off/On Mode.
Press “Auto OFF/ON button” to toggle remote control receiving sound.
- Short “beep”: Turn ON remote control receiving sound.
- Long “beep”: Turn OFF remote control receiving sound.
After Auto OFF/ON button is pressed, the 20 seconds counter for Remote Control Receiving Sound OFF/ON Mode is
restarted.
14.2. Select Remote Control Transmission Code
• There are 4 type of remote control transmission code could be selected and stored in EEPROM of indoor unit. The indoor unit
will only operate when received signal with same transmission code from remote control. This could prevent signal interference
when there are 2 or more indoor unit installed nearby together.
• To change remote control transmission code, short or open jumpers at the remote control printed circuit board.
• During Remote Control Receiving Sound OFF/ON Mode, press any button at remote control to transmit and store the desired
transmission code to the EEPROM.