Led Indicators - Omron GRT1-ML2 Manual

Hardware reference
3. The setting of dipswitch 4 (BACK) is given in the figure below.
1 s 1 s 1 s
ON OFF ON
The backup operation starts after DIP switch 4 is
turned from ON to OFF to ON within 3 seconds.
The Backup and Restore functionality is available in the GRT1-
ML2. However, the backed up and restored parameters cannot be
accessed via MECHATROLINK-II communication.
• It is recommended to do a registration of the SmartSlice I/O
Units (see section 2.2.1).
• It is recommended to set dipswitches 1, 3 and 4 on after this
registration.
The factory setting of all dipswitches is OFF.
1.1.2

LED indicators

GRT1-ML2 MANUAL
RUN UNIT PWR
ALARM
ML COM
TS I/O PWR
/i
LED Description Color Status
RUN Unit status Green Not lit
Lit
ALARM Unit error Red Not lit
Flashing
Lit
ML MECHATRO- Green Not lit
COM LINK-II com-
Lit
munication
Meaning
• Startup test failed, unit not operational
• Operation stopped due to a fatal error
Initialization successful, unit is in normal
operation
Unit is in normal operation
A startup error has occurred
Unit is in alarm state, or a fatal error has
occurred
No MECHATROLINK-II communication
MECHATROLINK-II communication active
3