Brother Dcp 7020 User Manual

Troubleshooting and routine maintenance6 - 21
6
4Gently rock the toner cartridge from side 
to side five or six times to distribute the 
toner evenly inside the cartridge.
5Remove the protective cover.
CAUTION
■Brother strongly recommends that you 
do not refill the toner cartridge provided 
with your DCP. We also strongly 
recommend that you continue to use 
only Genuine Brother Brand 
replacement toner cartridges (TN-350). 
Using or attempting to use potentially 
incompatible toner and/or toner...

Chapter 6
6 - 22
6Insert the new toner cartridge in the 
drum unit until it clicks into place. If you 
put it in properly, the lock lever will lift 
automatically.
7Clean the primary corona wire inside the 
drum unit by gently sliding the blue tab 
from right to left several times. Return 
the blue tab to the Home position (
▼) 
before reinstalling the drum unit and 
toner cartridge assembly.
8Install the drum unit and toner cartridge 
assembly into the DCP.
9Close the front cover.
Replacing the drum...

Troubleshooting and routine maintenance6 - 23
6
1Open the front cover and pull out the 
drum unit and toner cartridge assembly. 
2Hold down the lock lever on the left and 
pull the toner cartridge out of the drum 
unit.
Note
Discard the used drum unit according to local 
regulations, keeping it separate from 
domestic waste. Be sure to seal the drum unit 
tightly so toner powder does not spill out of 
the unit. If you have questions, call your local 
waste disposal office.
3Reinstall the toner cartridge...

Chapter 6
6 - 24
4Install the drum unit and toner cartridge 
assembly in the DCP.
5Press  Options .
To confirm you are installing a new 
drum, press  .
6When the LCD shows Accepted, close 
the front cover.
Machine Information
Checking the Serial Number
You can view the DCP’s serial number on the 
LCD.
1Press  Menu and   or   to select 
3.Machine Info.
Press  Set.
2Press  or  to select 
1.Serial No.
Press  Set.
3Press  Stop/Exit .
Checking the Page Counters
You can view the DCP’s page counters for...

Troubleshooting and routine maintenance6 - 25
6
3Press  or  to select Total, 
List, Print or Copy.
Press  Set.
4Press  Stop/Exit .
Checking the Drum Life
You can view the DCP’s drum life on the LCD.
1Press Menu and   or   to select 
3.Machine Info.
Press  Set.
2Press  or  to select 
3.Drum Life.
Press  Set.
3Press  Stop/Exit .
Note
The drum life check will be accurate only if 
you have reset the drum counter when you 
installed a  new drum unit. It will not be 
accurate if you have reset the drum...

A - 1
A
On-screen 
programming
Your DCP is designed to be easy to use with 
LCD on-screen programming. User-friendly 
programming helps you take full advantage of 
all the menu selections your DCP has to offer.
Since your programming is done on the LCD, 
we have created step-by-step on-screen 
instructions to help you program your DCP. 
All you need to do is follow the instructions as 
they guide you through the menu selections 
and programming options.
Menu table
The Menu table that begins on page A-3...

AppendixA - 2
A
You can scroll more quickly through each 
menu level by pressing the arrow for the 
direction you want:   or  .
Select an option by pressing  Set when that 
option appears on the LCD.
The LCD will then show the next menu level.
Press   or   to scroll to your next menu 
selection.
Press  Set.
When you finish setting an option, the LCD 
shows 
Accepted.
 

A - 3
 
Main MenuSubmenuMenu SelectionsOptionsDescriptionsPage
1 .General 
Setup 1
.Paper Type — Thin
Plain
Thick
Thicker
Transparency
Recycled Paper Sets the type of paper in 
the paper tray.
2-1
2 .Paper Size — A4
Letter
Legal
Executive
A5
A6
B5
B6 Sets the size of the paper in 
the paper tray.
2-1
3 .Beeper — High
Med
Low
Off Adjusts the volume level of 
the beeper.
2-2
4 .Ecology 1 .Toner Save On
Off Increases the life of the 
toner cartridge. 2-2
2 .Sleep Time (0-99)
05 Min Conserves power. 2-3
5...

AppendixA - 4
A
3.Machine 
Info. 1
.Serial No. — — Lets you check the serial 
number of your DCP.6-24
2 .Page 
Counter —
Total
Copy
Print
List Lets you check the number 
of pages the DCP has 
printed during its life.
6-24
3 .Drum Life — — You can check the 
percentage of drum life that 
remains available.6-25
Main MenuSubmenuMenu SelectionsOptionsDescriptionsPage
Note
The factory settings are shown in Bold.
 

S - 1
S
Product description
General
Specifications
Memory Capacity16 MB
Automatic Document Feeder 
(ADF)  Up to 35 pages
Paper Tray 250 Sheets (20 lb (80 g/m
2))
Printer Type Laser
Print Method Electrophotography by semiconductor laser beam scanning
LCD (Liquid Crystal Display) 16 characters 
× 2 lines 
Power Source 100 - 120V AC 50/60Hz
Power Consumption Copying: Average 460 W
Sleep: Average 10 W
Standby: Average 75 W
Dimensions
Weight Without Drum/Toner Unit:
20.81 lb (9.45 kg)
Noise Operating:  53 dB...