Brother Mfc 7225n User Manual

Chapter 11
11 - 19
Compatibility
If you are having difficulty sending or 
receiving a fax due to possible interference 
on the phone line, we recommend that you 
adjust the Equalization for compatibility to 
reduce the modem speed for fax operations.
1Press  Menu/Set , 2,  0, 1.
2Press ▲ or ▼ to select Basic or 
Normal (or High*).
(*FAX-2920 and MFC-7225N only)
Press  Menu/Set .
3Press Stop/Exit .
Note
■Basic reduces the modem speed to 
9600 bps. Unless interference is a 
recurring problem on your phone...

Troubleshooting and routine maintenance11 - 20
11
9Pack the drum unit and toner cartridge 
assembly, AC power cord, telephone 
line cord, ADF document output support 
flap and printed materials in the original 
carton as shown below:
0Close the carton and tape it shut.
Routine maintenance
Cleaning the outside of the 
machine
1Pull the paper tray completely out of the 
machine.
CAUTION
The drum unit contains toner, so handle it 
carefully. If toner scatters and your hands 
or clothes get dirty,...

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2Wipe the outside of the machine with a 
soft cloth to remove dust.
3Remove any paper that is in the paper 
tray.
4Wipe the inside of the paper tray with a 
soft cloth to remove the dust.
5Re-load the paper and put the paper tray 
in the machine.
Cleaning the scanner 
1Turn off the machine’s power switch.
2Lift the control panel cover. 
3Moisten a small clean soft, lint-free cloth 
with isopropyl alcohol and carefully 
remove dirt from the glass cover and the 
white bar above it....

Troubleshooting and routine maintenance11 - 22
11
Cleaning the laser scanner 
window
1Before you clean the inside of the 
machine, turn off the machine’s power 
switch. 
Unplug the telephone line cord first, and 
then unplug the power cord from the 
electrical socket.
2Open the front cover and pull out the 
drum unit and toner cartridge assembly.
3Gently clean the laser scanner window 
by wiping it with a clean soft, 
dry cloth. 
Do not use isopropyl alcohol.
4Put the drum unit and toner cartridge...

Chapter 11
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Cleaning the corona wire
We recommend placing the drum unit and 
toner cartridge assembly on a cloth or a large 
piece of disposable paper to avoid spilling 
and scattering toner.
1Open the front cover and pull out the 
drum unit and toner cartridge assembly.
2Clean the primary corona wire inside the 
drum unit by gently sliding the blue tab 
from right to left several times.
3Return the blue tab and snap it into the 
Home position (
▼). 
4Reinstall the drum unit and toner 
cartridge...

Troubleshooting and routine maintenance11 - 24
11
How to replace the toner 
cartridge
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. 
3Unpack the new toner cartridge. Place 
the used toner cartridge into the 
aluminium bag and discard it according 
to local regulations. 
WARNING
Just after you use the machine, some 
internal parts of the machine will be 
extremely  HOT! Never...

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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. 
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.
CAUTION
■Brother machines are designed to work 
with toner of a particular specification 
and will work to a level of optimum 
performance when used with genuine 
Brother branded toner...

Troubleshooting and routine maintenance11 - 26
11
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 in the machine.
9Close the front cover.
Replacing the drum unit
(DR-2000)
The machine uses a drum unit to create print 
images on paper. If the LCD shows 
Change Drum Soon,...

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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.
3Unpack the new drum unit.
4Install the toner cartridge...

Troubleshooting and routine maintenance11 - 28
11
5Reinstall the drum unit and toner 
cartridge assembly in the machine.
6Do not close the front cover.
7Press Options .
To confirm you are installing a new 
drum, press  1.
8When the LCD shows Accepted, close 
the front cover.
Machine Information
Checking the Serial Numbers
You can view the machine’s serial number on 
the LCD.
1For FAX-2820 and FAX-2920, press 
Menu/Set , 4 , 1.
— OR —
For MFC-7225N, press 
Menu/Set, 6, 1.
2Press  Stop/Exit .
Checking the...