Troubleshooting 63 - Error Contents: Address Setting Error; Troubleshooting 64 - Error Contents: Parallel Communication Error B; Troubleshooting 65 - Error Contents: Parallel Communication Error A - Fujitsu Airstage V series Service Manual

Trouble shooting 63
Error Contents :
Address Setting Error
Details :
Condition of occurrence : Address is not set at Signal Amplifier.
Release condition : Address setting mode is started up, and desired address has been set up.
Cause 1 : External noise
p Upon pressing RESET button (SW7) or turning on
power, proceed as follows.
(1) If error did not appear, it is not a defect of PCB.
Remove the surrounding noise source.
(2) If error occurs again, check followings other than
removing surrounding noise source.
Trouble shooting 64
Error Contents :
Parallel Communication Error B
Details :
Condition of occurrence : Communication error between CPU and Network Driver IC (CH_B side)
Release condition : Communication is normal between CPU and Network Driver IC (CH_B side)
Cause 1 : External noise
p Upon pressing RESET button (SW7) or turning on power,
proceed as follows.
(1) If error did not appear, it is not a defect of PCB. Remove the
surrounding noise source.
(2) If error occurs again, check followings other than removing
surrounding noise source.
Trouble shooting 65
Error Contents :
Parallel Communication Error A
Details :
Condition of occurrence : Communication error between CPU and Network Driver IC (CH_A side)
Release condition : Communication is normal between CPU and Network Driver IC (CH_A side)
Cause 1 : External noise
p Upon pressing RESET button (SW7) or turning on power,
proceed as follows.
(1) If error did not appear, it is not a defect of PCB. Remove the
surrounding noise source.
(2) If error occurs again, check followings other than removing
surrounding noise source.
Symptom :
Error display [ _1 ]
No operation.
Cause 2 : Address is not set at Signal Amplifier.
p Set up address again.
After set up again, reset the power supply.
Cause 3 : Signal Amplifier is defective.
Replace Signal Amplifier.
OK
Symptom :
Error display [ _8 ]
No operation.
OK
Cause 2 : Signal Amplifier is defective.
Replace Signal Amplifier.
Symptom :
Error display [ _9 ]
No operation.
OK
Cause 2 : Signal Amplifier is defective.
Replace Signal Amplifier.
06-68
OK