Brother HL-3450CN Service Manual page 265

CHAPTER 8 TROUBLESHOOTING
CHAPTER 8 TROUBLESHOOTING ...............................................8-3
1. OUTLINE OF TROUBLESHOOTING ............................................................ 8-4
2. OPERATOR CALL......................................................................................... 8-5
2.1 Video Controller Mode..........................................................................................................8-5
2.2 Engine Controller Mode........................................................................................................8-8
3. PAPER TRANSPORT ERROR.................................................................... 8-10
3.1 Feed Jam............................................................................................................................8-10
3.2 Inner Jam............................................................................................................................8-11
3.2.1 Paper guide D .............................................................................................................................8-11
3.3 Outer Jam...........................................................................................................................8-13
3.4 Others.................................................................................................................................8-13
4. SERVICE CALL ........................................................................................... 8-14
4.1 Video Controller Mode........................................................................................................8-15
4.2 Engine Controller Mode......................................................................................................8-18
5. IMAGE FAILURE ......................................................................................... 8-47
CONTENTS
8-2