Brother MFC-8440 B - Manual (Page 20)

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12
Troubleshooting and routine maintenance ..................... 12-1
Troubleshooting ............................................................. 12-1
Error messages ........................................................12-1
Original jams............................................................. 12-4
Original is jammed in the top of the ADF unit........ 12-4
Original is jammed inside the ADF unit. ............... 12-5
Paper jams................................................................ 12-6
Paper is jammed in the duplex tray
(For MFC-8640D, MFC-8840D and
MFC-8840DN) ................................................ 12-11
If you are having difficulty with your MFC ............... 12-13
Improving the print quality....................................... 12-18
Packing and shipping the MFC..................................... 12-22
Routine maintenance.................................................... 12-25
Cleaning the scanner.............................................. 12-25
Cleaning the printer ................................................ 12-26
Cleaning the drum unit............................................ 12-27
Replacing the toner cartridge.................................. 12-28
How to replace the toner cartridge.......................... 12-29
Replacing the drum unit..........................................12-34
Checking the drum life ............................................ 12-37
Page Counter ......................................................... 12-37
13
Optional accessories ......................................................... 13-1
Memory board................................................................. 13-1
Installing the optional memory board........................ 13-2
Network (LAN) board ...................................................... 13-4
Before starting installation ........................................ 13-5
Step 1: Hardware installation.................................... 13-5
Step 2: Connecting the NC-9100h to an Unshielded
Twisted Pair 10BASE-T or 100BASE-TX Ethernet
Network ................................................................ 13-8
LED....................................................................... 13-8
TEST SWITCH ..................................................... 13-9
Paper Tray #2 ........................................................... 13-9
G
Glossary ............................................................................... G-1