This document provides technical instructions for remanufacturing the Brother DR-200 drum unit. It outlines 14 steps to disassemble the drum unit, clean its components, and reassemble it. Key steps include removing the drum and developer roller, cleaning them with compressed air or alcohol, and ensuring proper installation of gears and locking tabs during reassembly. The document also provides instructions for resetting the drum counter and lists Brother printer models that use the DR-200 drum unit.

1. BRDR200TECH
Technical Instructions Machine Compatibility OEM Info Tools 1
See page 8 Part Number: DR-200 Phillips Screwdriver
CORPORATE Yield @ 20,000 pgs Small flat blade Screwdriver
LOS ANGELES, USA
Pages/Min.: 6
US 1 800 394.9900 Supplies R equired:
Int’l +1 818 837.8100 Resolution: 600x600 dpi
FAX 1 800 394.9910 Cotton Swab
Int’l +1 818 838.7047 99% Alcohol
ATLANTA, USA Replacement Drum
US 1 877 676.4223
Int’l +1 770 516.9488
FAX 1 877 337.7976
Int’l +1 770 516.7794
DALLAS, USA
US 1 877 499.4989
Int’l +1 972 840.4989
FAX 1 877 774.1750
Int’l +1 972 840.1750
MIAMI, USA Photo 1
US 1 800 595.429 Step 1
Int’l +1 305 594.3396
FAX 1 800 522.8640 Remove the two screws from the top of
Int’l +1 305 594.3309
the drum unit.
NEW YORK, USA
US 1 800 431.7884
Int’l +1 631 345.0121 (See Photo 1)
FAX 1 800 431.8812
Int’l +1 631345.0690
SANFORD,USA
US 1 800 786.9049
Int’l +1 919 775.4584
FAX 1 800 786.9049
Int’l +1 919 775.4584
Photo 2
TORONTO, CAN
Step 2
CAN 1 877 848.0818
Int’l +1 905 712.9501 Using a small flat blade screwdriver,
FAX 1 877 772.6773
Int’l +1 905 712.9502 release the two locking tabs located just
BUENOS AIRES, ARG below the two screws.
ARG 0810 444.2656
Int’l +011 4583.5900
FAX +011 4584.3100 (See Photo 2)
MELBOURNE, AUS
AUS 1 800 003. 100
Int’l +62 03 9561.8102
FAX 1 800 004.302
Int’l +62 03 9561-7751
SYDNEY, AUS Photo 3
Step 3
AUS 1 800 003.100
Int’l +62 02 9648.2630 Locate the metal toner cover in the two
FAX 1800 004.302
Int’l +62 02 9548.2635 slots on top of the cartridge.
MONTEVIDEO,URY (See Photo 3)
URY 02 902.7206
Int’l +5982 900.8358
FAX +5982 908.3816
JOHANNESBURG, S.A.
S.A. +27 11 974.6155
FAX +27 11 974.3593
E-mail: info@futuregraphicsllc.com Website: www.futuregraphicsllc.com

2. 2 Brother DR-200 Technical Instructions
Photo 4
Step 4
Using a small flat blade screwdriver, push
the metal toner fill plate down (toward
the drum), until the two plastic guide tabs
are visible.
(See Photo 4)
Photo 5 Photo 6
Step 5
Using the flat blade screwdriver, release
the two plastic locking tabs from each
side of the cartridge.
(See Photo 5 & 6)
Notes Photo 7
Step 6
Release the three plastic locking tabs from
the front of the cartridge.
(See Photo 7)
Photo 8
Step 7
Lift the lid up to separate the two sections
of the cartridge.
(See Photo 8)
Photo 9
Step 8
Lift the transfer roller away from
the drum. Clean the roller using dry
compressed air.
(See Photo 9)
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3. Brother DR-200 Technical Instruction 3
Photo 10
Step 9
Remove the toner hopper agitator drive
gear from the side of the cartridge. Notes
(See Photo 10)
Photo 11
Step 10
Rotate the drum axle locking hub count-
er clock-wise. Slide the locking hub from
the end of the drum axle.
(See Photo 11)
Photo 12
Step 11
Remove the transfer roller contact wire
from the side of the cartridge.
(See Photo 12)
Photo 13
Step 12
Slide the drum axle out from the drum.
(See Photo 13)
Step 13
Lift out the drum. The drums drive gear
Photo 14 consists of two separate gears. The drive
gear is needed when replacing the drum.
(See Photo 14)
Step 14
Dump out the toner from the cartridge. Need help with a particular remanu-
Using dry compressed air or a vacuum, facturing problem?
clean the cartridge. Call the Technical Resource Center from
8am - 5pm PST: 800 394.9900

4. 4 Brother DR-200 Technical Instructions
Photo 15
Step 15
Remove the screw holding the metal
developer roller end plate.
Notes
(See Photo 15)
Photo 16
Step 16
Release the plastic locking tab that holds
the metal developer roller end plate.
(See Photo 16) Remove the end plate.
Step 17
Photo 17
Remove the large white gear, the devel-
oper roller drive gear, and the developer
roller bearing from the side of the car-
tridge.
(See Photo 17)
Step 18
Lift the developer roller out from the
drive gear end, and slide the roller away
Photo 18 from the contact end of the cartridge.
(See Photo 18) Clean the roller using dry
compressed air and a lint free cloth. Clean
the developer roller bearing using a lint
free cloth and alcohol. NOTE: Visually
inspect the developer roller. These rollers
usually have a lot of wear and are possibly
unusable for a second cycle. You may
have to go through a few cores before
finding a good roller.
Photo 19
Step 19
Carefully clean the doctor blade using a
cotton swab and Acetone.
(See Photo 19)
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Instructions for another engine?
Visit: www.futuregraphicsllc.com

5. Brother DR-200 Technical Instruction 5
Photo 20
Step 20
Place the developer roller bearing back
onto the drive gear end of the developer Notes
roller. Install the developer roller into the
cartridge. (See Photo 20)
NOTE: The developer roller has a half-
moon shape and must fit into the gear on
the end of the cartridge. (See Photo 21)
Photo 21
Photo 22
Step 21
Install the developer roller bearing, drive
gear and the large white gear onto the
end of the cartridge.
(See Photo 22)
Photo 23 Step 22
Place the developer roller metal end plate
onto the end of the cartridge. Install the
screw that holds the end plate in place.
(See Photo 23)
Photo 24
Step 23
Clean the corona cage and wire using a
cotton swab and alcohol.
(See Photo 24)
Need help with a particular remanu-
facturing problem?
Call the Technical Resource Center from
8am - 5pm PST: 800 394.9900

6. 6 Brother DR-200 Technical Instructions
Photo 25
Step 24
Install the drum’s loose drive gear
Notes onto the gear end of the drum.
Carefully place the drum into the
cartridge.
(See Photo 25)
Photo 26
Step 25
Slide the drum axle through the drum
beginning on the contact side of the
cartridge.
(See Photo 26)
Photo 27
Step 26
Place the “L” shaped end of the transfer
roller contact wire into the slot in the
cartridge as shown in photo 27.
Photo 28 The transfer roller contact wire should fit
into the end of the cartridge as shown in
photo 28.
Photo 29
Step 27
Install the drum axle hub so the hub
holds the axle and the transfer roller
contact wire in place. (See Photo 29)
E-mail: info@futuregraphicsllc.com Website: www.futuregraphicsllc.com

7. Brother DR-200 Technical Instruction 7
Photo 30
Step 28
Place the transfer roller onto the drum.
(See Photo 30) RESET TING THE DRUM COUNTER
Step 1
Install the jagged end of the clear
reset sheet into the cartridge
between the drum and transfer
Photo 31 roller.
Step 29
Place the toner hopper agitator drive gear (See Photo 1)
onto the cartridge.
Photo 1
(See Photo 31)
Photo 32
Step 30
Place the cartridge cover on top of
the cartridge and press down until the
locking tabs hold the cover in place.
Install the two screws that also hold the Step 2
cover.
Rotate the drum so the reset sheet
is fed into the cartridge and the end
(See Photo 32)
of the sheet is flush with the end of
the cartridge with the jagged end
of the sheet sticking out the top of
the cartridge. (See Photo 2)
Photo 33
Step 31 NOTE: Once the sheet is fed
Flip the cartridge upside down. Use your through the printer, the machine
finger to slide the metal toner fill cover will reset the drum counter.
until the metal cover is just covering the
toner fill opening.
Photo 2
(See Photo 33)
NOTE: If the cover is out of position, an
insufficient amount of toner will get to
the toner hopper and light print will
occur.
Step 32
Test cartridge.
Need help with a particular remanu-
facturing problem?
Call the Technical Resource Center from
8am - 5pm PST: 800 394.9900

8. 8 Brother DR-200 Technical Instructions
Remanufacturing the Brother 720 Drum Unit
The Brother HL 720 engine was utilized Streaking caused by worn developer
in a wide variety of printer, fax and multi- rollers is a constant problem for those
function machines. It is now discontin- who remanufacture the DR-200 drum
ued but a large number of these engines units. Multiple cores may need to be
remain in the field. The Brother HL 720 is screened in order to find a good roller.
capable of printing at only 6 pages per
minute at 600 x 600 dpi and consists of Due to the current unavailability of
separate toner and drum units. replacement rollers, many people pass
on remanufacturing this cartridge.
The toner unit, OEM P/N TN-200 is Replacement parts are just now becom-
nothing more than a tube of toner that DR-200 ing available, allowing the remanufac-
holds 90 grams of toner and yields only turer to add these cartridges to their pro-
2,200 pages. The drum unit, P/N DR-200 The biggest obstacle in the remanufac- duct mix. Good profit margins make it
contains the developer roller, drum, and turing of the drum unit is trying to find a attractive to those willing to accept the
transfer roller and yields 20,000 pages. developer roller that is not damaged. challenge.
Machine Compatibility
Machine Model OEM Number Engine
Brother HL-1020 TN-200 Brother 720
Brother HL-720 TN-200 Brother 720
Brother HL-730 TN-200 Brother 720
Brother HL-730 + TN-200 Brother 720
Brother HL-730 DX TN-200 Brother 720
Brother HL-760 TN-200 Brother 720
Brother HL-760 + TN-200 Brother 720
Brother Intellifax 2550 ML TN-200 Brother 720
Brother Intellifax 2600 TN-200 Brother 720
Brother Intellifax 2660 TN-200 Brother 720
Brother Intellifax 2750 TN-200 Brother 720
Brother Intellifax 3350 TN-200 Brother 720
Brother MFC 4300 TN-200 Brother 720
Brother MFC 4340 TN-200 Brother 720
Brother MFC 4600 TN-200 Brother 720
Brother MFC 6650 MC TN-200 Brother 720
Brother Intellifax 3550 TN-5000 Brother 720
Brother Intellifax 3650 TN-5000 Brother 720
Brother Intellifax 3750 TN-5000 Brother 720
Brother MFC 3750 TN-5000 Brother 720
Brother MFC 4350 MC TN-5000 Brother 720
Brother MFC 4450 TN-5000 Brother 720
Brother MFC 4550 TN-5000 Brother 720
Brother MFC 4550 + TN-5000 Brother 720
Brother MFC 4650 TN-5000 Brother 720
Brother MFC 6550 MC TN-5000 Brother 720
Brother MFC 7550 MC TN-5000 Brother 720
Brother MFC 7650 MC TN-5000 Brother 720
Brother MFC 7750 TN-5000 Brother 720
Brother PPF 3650 ML TN-5000 Brother 720
Danka Omnifax L620 TN-5000 Brother 720
Omnifax L620 TN-5000 Brother 720
Omnifax L620e TN-5000 Brother 720
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None of FG's products are genuine OEM replacement parts and no affiliation or sponsorship is to be implied between FG and any OEM.