Samsung ML-4551ND - Page 119

Troubleshooting
Samsung Electronics
Service Manual
6-1
6
6
6. Troubleshooting
6.1 Procedure of Checking the Symptoms
Before attempting to repair the printer first obtain a detailed description of the problem from the customer.
Power On
- No Power
- Power Module error
- Main PBA error
- LCD Panel error
Refer to "Solution
of Image Problem"
OP Panel
ON?
Ready or
Power save
Indicate
Error Massage
Refer to
Error Massage
<Chapter 4.5>
Test Print
END
printing
Quality is
Nomal?