Samsung SCX4521F - B/W Laser - All-in-One - Troubleshooting; Checking Symptoms

Troubleshooting
Samsung Electronics
Service Manual
6-1
6
6
6. Troubleshooting
6.1 Checking Symptoms
Before attempting to repair the printer first obtain a detailed description of the problem from the customer.
Power On
Indicate
Error Massage
Ready or
Power save
Test Print
printing
Quality is
Nomal?
Refer to "Solution
of Image Problem"
Refer to
Error Massage
<Chapter 4.4>
END
- No Power
- Power Module error
- Main PBA error
- LCD Panel error
OP Panel
ON?