LG GLOFA-GM Series User Manual page 345

Appendix
[Table A.2] G6L-CUEB/G6L-CUEC
LED No. Name
0 RUN
1 TX
2 RX
3 ACK
4 NAK
5 ERR
6 MODEM
SYS-RUN
7
/ERR
0 RUN
1 TX
2 RX
3 ACK
4 NAK
5 ERR
6 RS-485
SYS-RUN/
7
ERR
Remark
[Note1] It flashes if system H/W error or serious S/W error occurs, and the error status is indicated with upper 4 Bit
(LED '0'~'3'). For the details, see 'A.1.3 LED indication specification during abnormal operation'.
[Table A.3] G7L-CUEB/G7L-CUEC
Name LED name
G7L-CUEB
PWR
G7L-CUEC RXD
TXD
Normal LED status
On during RS-232C channel operation/
Flash in Flash Memory Write Mode
On during transmission via RS-232C
On during receive via RS-232C
On during ACK transmission/Off after NAK transmission
On during NAK transmission/Off after ACK transmission
Protocol error/On during SIO-error
On during setting modem communication mode
On dimly during interfacing with CPU of PLC
Flash per cycle of 1sec if serious error occurs
On during setting channel to RS-422/
Flash in Flash Memory Write Mode
On during transmission via RS-422
On during receive via RS-422
On during ACK transmission/Off after NAK transmission
On during NAK transmission/Off after ACK transmission
Protocol error/On during SIO-error
On during RS-485 setting/Off during RS-422 setting
On dimly during interfacing with CPU of PLC
Flash per cycle of 1sec if serious error occurs
Normal LED status
On if power is normally approved
On during receive via RS-422
On during transmission via RS-422
A-2
Flash Write Mode
Flash per cycle of 1sec
Ver.2.0
Flash if in communication
Flash if in communication
Flash if in error
Flash if H/W in error
Flash Write Mode
Flash per cycle of 1sec
Ver.2.0
Flash if in communication
Flash if in communication
Flash if in error
Flash if H/W in error
Remark
On if power approved
Flash in communication
Flash in communication
Remark
[Note1]
[Note1]