Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Check the Laser Unit for correct
installation.
Is the Laser Unit correctly installed?
Go to step 3. Reinstall the
Laser Unit. Go
to step 2.
2 Cycle the power.
Does the error still occur?
Go to step 3. Complete.
3 Check the wiring harness connectors
P/J40, P/J41, P/J411, and P/J412
between the MCU Board and the Laser
Unit.
Are the connectors securely
connected?
Go to step 5 Reconnect the
connectors. Go
to step 4.
4 Cycle the power.
Does the error still occur?
Go to step 5. Complete.
5 Replace the Laser Unit (page 8-31).
Does the error still occur?
Replace the
MCU Board
(page 8-59).
Complete.