Fujitsu AB A45LCT Series Design & Technical Manual page 26

JUMPER WIRE SETTING
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Remote controller signal code setting (JM1, JM2)
z „
A number of indoor units can be operated at the same time using a single remote controller.
JM 1
Connect
Disconnect
Connect
Disconnect
REMOTE CONTROLLER SIGNAL CODE SETTING
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Use the following steps to select the signal code of the remote controller.
(Note that the air conditioner cannot receive a signal code if the air conditioner has not been set for the signal code.)
1. Press the START/STOP button until only the clock is displayed on the remote controller display.
2. Press the MODE button for at least five seconds to display the current signal code (initially set to ).
3. Press the SET TEMP. ( ) ( ) button to change the signal code between
Match the code on the display to the air conditioner signal code.
4. Press the MODE button again to return to the clock display. The signal code will be changed.
If no buttons are pressed within 30 seconds after the signal code is displayed, the system returns to the original clock
display. In this case, start again from step 1.
The air conditioner signal code is set to A prior to shipment. Contact your retailer to change the signal code.
The remote controller resets to signal code A when the batteries in the remote controller are replaced. If you use a
signal code other than signal code A, reset the signal code after replacing the batteries.
If you do not know the air conditioner signal code setting,try each of the signal codes ( →
find the code which operates the air conditioner.
Jumper wire
JM 2
Connect
Connect
Disconnect
Disconnect
- (01 - 23) -
( Factory setting)
Remote controller
signal code
A
B
C
D
→ → → .
→

→ .) until you