LG GLOFA-GM Series User Manual page 335

Chapter 11 Troubleshooting
11.2 Troubleshooting by each error code
11.2.1 Error code ERR-1, ERR-2 : Hardware & System error
Hardware/System error
Is LED error code '5'?
Is LED error code '7'?
Is LED error code '8'?
Is LED error code '3' or '4'?
Dose CPU error occur?
Is connection status of
Cnet I/F module normal?
N
N
N
Y
N
Y
Contact Service station.
Y
A
Y
Operation mode switch is set incorrect.
Correct the setting and then supply
power.
Y
B
N
Contact service station
Y
CPU error occurred. See Trouble-
shooting of CPU.
N
Check/correct connection status of Cnet
I/F module and supply power again.
11-3