Table of contents- Page 20

Brother MFC-8840DN User's Guide

2014 Dodge Charger SRT Owner Manual

Table of Contents

USER'S GUIDE MFC-8440/MFC-8640D/MFC-8840D/MFC-8840DN
How to access the complete Userā€™s Guide
To view Documentation (For WindowsĀ®)
To view Documentation (For MacintoshĀ®)
How to access Brother Support (For WindowsĀ®)
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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

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