Outline Of Troubleshooting - Brother HL-3450CN Service Manual

Color laser printer

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CHAPTER 8 TROUBLESHOOTING

OUTLINE OF TROUBLESHOOTING

Operator Call

[Section 2.1]

Paper Transport

[Section 2 & 3]

Enter the Engine Controller Mode

Turn off the power, hold down the

Secure Print, Back and Set

buttons and then turn the main

switch on again.

[Section 2.2]

Engine Controller

[Section 4.2]

Printer Problem

Service Call

Turn off the power

then turn it back on

[Problem Repeat]

Is power supply operating normally?

Check power cable.

Image Failure

Video Controller

[Section 4.1]

Table of Contents