Mitsubishi Electric MELSEC iQ-R Series User Manual page 29

*1 The LED is always off in offline mode.
*2 When once a receive frame error is detected, the L ERR LED remains off. ('IN-side error frame detection of own station (SB006E))' or
'OUT-side error frame detection of own station (SB006F)' also remains off.)
To turn off the L ERR LED, perform troubleshooting for when the L ERR LED turns on. ( MELSEC iQ-R CC-Link IE Controller
Network User's Manual (Application))
After taking the action, turn on 'Clear IN-side transmission error count (SB0007)' or 'Clear OUT-side transmission error count (SB0008)'.
1 PART NAMES
27
1.3 RJ71GP21(S)-SX
1