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EPSON EPL-6200/EPL-6200L
Revision A
Troubleshooting
Troubleshooting When There is Error Display
109
3.2.4  Laser problem
†
Any of the following conditions is handled as a laser problem:
„
When the laser output exceeded the upper limit.
„
The laser output dropped below the lower limit.
3.2.5  High voltage circuit problem
†
Any of the following conditions is handled as a high voltage circuit problem:
„
The charging monitor voltage (HVC_MON) signal was detected to be out of 
the predetermined limits after passage of the predetermined period of time 
from power on.
„
The transfer voltage monitor signal (T_MON_V) or the transfer current 
monitor signal (T_MON_I) was detected to be out of the predetermined 
limits.
Table 3-7. Troubleshooting for “Laser problem”
Step
Action and Question
Yes
No
Parts below can be the source of this error (
• FFC
1
Connection with connectors
Check the connection of the cable, and correct it if 
any problem is found.
♦Has the error been cleared?
Problem 
solved
Go to Step 2
2
PH unit
Replace the PH unit.
♦Has the error been cleared?
Replace the 
PH unit.
Go to Step 3
3
Main Board Assy.
Replace the Main Board Assy.
♦Has the error been cleared?
Replace the 
Main Board 
Assy.
Go to 
Table 3-8. Troubleshooting for “High voltage circuit problem”
Step
Action and Question
Yes
No
Parts below can be the source of this error (
1
Fuser unit
Replace the fuser unit.
♦Has the error been cleared?
Replace the 
fuser unit.
Go to Step 2
2
Main Board Assy.
Replace the Main Board Assy.
♦Has the error been cleared?
Replace the 
Main Board 
Assy.