Fujitsu AMUG24LMAS Service Manual page 67

Troubleshooting 14-1
Outdoor unit PCB
model information error
Detective actuators:
Outdoor unit main PCB
Detective details:
Access to EEPROM failed due to some cause
after outdoor unit started.
Forecast of cause:
1. External cause
(Noise, temporary open, voltage drop)
2. Main PCB failure
Check Point 1-1 : Reset Power Supply and operate
Does Error indication show again?
YES YES
Check Point 2 : Replace main PCB
Change main PCB.
Indicate or Display:
Indoor unit
Operation lamp: 6 times Flash,
Timer lamp
Wired remote
Error code : [E : 62]
Outdoor unit (AOUG36/48LMAS1)
Mode Error
2
: Light OFF
NO
Check Point 1-2 : Check external cause
Check if temporary voltage drop was not generated.
Check if momentary open was not generated.
Check if ground is connection correctly or there are no related
cables near the power line.
03-19
: 2 times Flash
A B C D E
6
2
: Light ON n : n times blinking
F