Troubleshooting; Procedure Of Checking The Symptoms - Samsung SF-76x series Service Manual

4.2. Troubleshooting

4.2.1. Procedure of checking the symptoms

Before attempting to repair the printer first obtain a detailed description of the problem from the customer.
Power On
OPE LED
ON?
OPE LED
Green OK?
Print (test page)
Printing
quality is
nomal?
END
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- No Power
- Power Module error
- Main PBA
Red LED on /
Error message
is displayed.
Refer to "Solution
of Image Problem"
4. Alignment and Troubleshooting
See the troubleshooting
for error code
4-18