Epson EPL-6200 用户手册
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 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.
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.
any problem is found.
♦Has the error been cleared?
Problem
solved
solved
Go to Step 2
2
PH unit
Replace the PH unit.
♦Has the error been cleared?
Replace the
PH unit.
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.
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.
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.
Main Board
Assy.