DANGER OF EXPLOSION IF BATTERY IS INCORRECTLY REPLACED. REPLACE ONLY WITH
THE SAME OR EQUIVALENT TYPE RECOMMENDED BY THE MANUFACTURER. DISPOSE OF
USED BATTERIES ACCORDING TO THE MANUFACTURER’S INSTRUCTIONS.
ATTENTION
IL Y A DANGER D’EXPLOSION S’IL Y A REMPLACEMENT INCORRECT DE LA BATTERIE.
REMPLACER UNIQUEMENT AVEC UNE BATTERIE DU MÊME TYPE OU D’UN TYPE RECOMMANDÉ PAR LE CONSTRUCTEUR. METTRE AU RÉBUT LES BATTERIES USAGÉES
CONFORMÉMENT AUX INSTRUCTIONS DU FABRICANT.
Safety precautions
This booklet provides safety warnings and precautions for our service personnel to ensure the safety of
their customers, their machines as well as themselves during maintenance activities. Service personnel
are advised to read this booklet carefully to familiarize themselves with the warnings and precautions
described here before engaging in maintenance activities.
Safety warnings and precautions
Various symbols are used to protect our service personnel and customers from physical danger and
to prevent damage to their property. These symbols are described below:
DANGER: High risk of serious bodily injury or death may result from insufficient attention to or incorrect
compliance with warning messages using this symbol.
WARNING:Serious bodily injury or death may result from insufficient attention to or incorrect compliance
with warning messages using this symbol.
CAUTION:Bodily injury or damage to property may result from insufficient attention to or incorrect
compliance with warning messages using this symbol.
Symbols
The triangle () symbol indicates a warning including danger and caution. The specific point
of attention is shown inside the symbol.
General warning.
Warning of risk of electric shock.
Warning of high temperature.
indicates a prohibited action. The specific prohibition is shown inside the symbol.
General prohibited action.
Disassembly prohibited.
indicates that action is required. The specific action required is shown inside the symbol.
General action required.
Remove the power plug from the wall outlet.
Always ground the copier.
1. Installation Precautions
WARNING
• Do not use a power supply with a voltage other than that specified. Avoid multiple connections to
one outlet: they may cause fire or electric shock. When using an extension cable, always check
that it is adequate for the rated current. ............................................................................................
• Connect the ground wire to a suitable grounding point. Not grounding the copier may cause fire or
electric shock. Connecting the earth wire to an object not approved for the purpose may cause
explosion or electric shock. Never connect the ground cable to any of the following: gas pipes,
lightning rods, ground cables for telephone lines and water pipes or faucets not approved by the
• Do not place the copier on an infirm or angled surface: the copier may tip over, causing injury. .....
• Do not install the copier in a humid or dusty place. This may cause fire or electric shock. ..............
• Do not install the copier near a radiator, heater, other heat source or near flammable material.
This may cause fire. ..........................................................................................................................
• Allow sufficient space around the copier to allow the ventilation grills to keep the machine as cool
as possible. Insufficient ventilation may cause heat buildup and poor copying performance. ..........
• Always handle the machine by the correct locations when moving it. ..............................................
• Always use anti-toppling and locking devices on copiers so equipped. Failure to do this may
cause the copier to move unexpectedly or topple, leading to injury..................................................
• Avoid inhaling toner or developer excessively. Protect the eyes. If toner or developer is
accidentally ingested, drink a lot of water to dilute it in the stomach and obtain medical attention
immediately. If it gets into the eyes, rinse immediately with copious amounts of water and obtain
medical attention. ..............................................................................................................................
• Advice customers that they must always follow the safety warnings and precautions in the copier’s
• Under no circumstances attempt to bypass or disable safety features including safety
mechanisms and protective circuits. .................................................................................................
• Always use parts having the correct specifications...........................................................................
• Always use the thermostat or thermal fuse specified in the service manual or other related
brochure when replacing them. Using a piece of wire, for example, could lead to fire or other
• Handle the charger sections with care. They are charged to high potentials and may cause
electric shock if handled improperly. .................................................................................................
CAUTION
• Wear safe clothing. If wearing loose clothing or accessories such as ties, make sure they are
safely secured so they will not be caught in rotating sections...........................................................
• Use utmost caution when working on a powered machine. Keep away from chains and belts. .......
• Handle the fixing section with care to avoid burns as it can be extremely hot. .................................
• Check that the fixing unit thermistor, heat and press rollers are clean. Dirt on them can cause
abnormally high temperatures...........................................................................................................
• Do not remove the ozone filter, if any, from the copier except for routine replacement....................
• Do not pull on the AC power cord or connector wires on high-voltage components when removing
them; always hold the plug itself. ......................................................................................................
• Do not route the power cable where it may be stood on or trapped. If necessary, protect it with a
cable cover or other appropriate item. ..............................................................................................
• Treat the ends of the wire carefully when installing a new charger wire to avoid electric leaks........
• Remove toner completely from electronic components. ...................................................................
• Run wire harnesses carefully so that wires will not be trapped or damaged. ...................................
• After maintenance, always check that all the parts, screws, connectors and wires that were
removed, have been refitted correctly. Special attention should be paid to any forgotten
connector, trapped wire and missing screws. ..................................................................................
• Check that all the caution labels that should be present on the machine according to the
instruction handbook are clean and not peeling. Replace with new ones if necessary. ...................
• Handle greases and solvents with care by following the instructions below: ....................................
· Use only a small amount of solvent at a time, being careful not to spill. Wipe spills off completely.
· Ventilate the room well while using grease or solvents.
· Allow applied solvents to evaporate completely before refitting the covers or turning the main
switch on.
· Always wash hands afterwards.
• Never dispose of toner or toner bottles in fire. Toner may cause sparks when exposed directly to
fire in a furnace, etc...........................................................................................................................
• Should smoke be seen coming from the copier, remove the power plug from the wall outlet
1-1-2 Parts names ......................................................................................................................................... 1-1-2
1-1-4 Drive system ........................................................................................................................................ 1-1-5
(1) Drive system 1 (drive motor drive train) .......................................................................................... 1-1-5
(2) Drive system 2 (scanner motor drive train) ..................................................................................... 1-1-6
(1) Executing a maintenance item ....................................................................................................... 1-4-1
(2) Maintenance mode item list ............................................................................................................ 1-4-2
(3) Contents of maintenance mode items ............................................................................................ 1-4-4
1-5 Troubleshooting
1-5-1 Paper misfeed detection ...................................................................................................................... 1-5-1
(1) Paper misfeed indication ................................................................................................................ 1-5-1
(2) Paper misfeed detection conditions ................................................................................................ 1-5-2
(3) Paper misfeeds ............................................................................................................................... 1-5-5
(1) No image appears (entirely white). ............................................................................................... 1-5-12
(2) No image appears (entirely black). ............................................................................................... 1-5-12
(3) Image is too light. ......................................................................................................................... 1-5-13
(4) Background is visible. ................................................................................................................... 1-5-13
(5) A white line appears longitudinally. .............................................................................................. 1-5-13
(6) A black line appears longitudinally. .............................................................................................. 1-5-14
(7) A black line appears laterally. ....................................................................................................... 1-5-14
(8) One side of the copy image is darker than the other. ................................................................... 1-5-14
(9) Black dots appear on the image. .................................................................................................. 1-5-15
(10) Image is blurred. ........................................................................................................................... 1-5-15
(11) The leading edge of the image is consistently misaligned with the original. ................................ 1-5-15
(12) The leading edge of the image is sporadically misaligned with the original. ................................ 1-5-16
(13) Paper creases. ............................................................................................................................. 1-5-16
(1) No primary paper feed. ................................................................................................................. 1-5-22
(2) No secondary paper feed. ............................................................................................................ 1-5-22
(3) Skewed paper feed. ...................................................................................................................... 1-5-22
(4) The scanner does not travel. ........................................................................................................ 1-5-22
(5) Multiple sheets of paper are fed at one time.................................................................................. 1-5-22
(6) Paper jams. .................................................................................................................................. 1-5-22
(7) Toner drops on the paper conveying path. ................................................................................... 1-5-22
(8) Abnormal noise is heard. .............................................................................................................. 1-5-22
1-6 Assembly and Disassembly
1-6-1 Precautions for assembly and disassembly ......................................................................................... 1-6-1
(1) Detaching and refitting the image formation unit .......................................................................... 1-6-27
(2) Detaching and refitting the main charger unit ............................................................................... 1-6-28
(3) Detaching and refitting the drum .................................................................................................. 1-6-29
(4) Detaching and refitting the cleaning blade ................................................................................... 1-6-31
(5) Replace the developer .................................................................................................................. 1-6-32
1-6-5 Transfer section ................................................................................................................................. 1-6-33
(1) Detaching and refitting the transfer roller assembly ..................................................................... 1-6-33
(1) Detaching and refitting the fixing unit ........................................................................................... 1-6-34
(2) Detaching and refitting the fixing unit thermistor .......................................................................... 1-6-34
(3) Detaching and refitting the fixing heater ....................................................................................... 1-6-35
(4) Detaching and refitting the heat roller separation claws ............................................................... 1-6-37
(5) Detaching and refitting the heat roller ........................................................................................... 1-6-38
(6) Detaching and refitting the press roller ......................................................................................... 1-6-38
1-7 Requirements on PCB Replacement
1-7-1 Replacing the main PCB ...................................................................................................................... 1-7-1
1-7-2 Upgrading the firmware on the main PCB ............................................................................................ 1-7-3
(1) Original scanning ............................................................................................................................ 2-1-6
(4) Other electrical components ........................................................................................................... 2-2-4
2-3 Operation of the PCBs
2-3-1 Power source PCB ............................................................................................................................... 2-3-1
2-3-2 Main PCB ............................................................................................................................................. 2-3-4
Note the following when handling or storing the drum.
• When removing the image formation unit, never expose the drum surface to strong direct light.
• Keep the drum at an ambient temperature between 10°C/50°F and 32.5°C/90.5°F and at a relative humidity not higher
than 85% RH. Avoid abrupt changes in temperature and humidity.
• Avoid exposure to any substance which is harmful to or may affect the quality of the drum.
• Do not touch the drum surface with any object. Should it be touched by hands or stained with oil, clean it.
1-2-2Developer and toner
Store the developer and toner in a cool, dark place. Avoid direct light and high humidity.
1-2-1
2BT
1-2-3 Installation environment
1. Temperature: 10 - 32.5°C/50 - 90.5°F
2. Humidity: 20 - 85%RH
3. Power supply: 120 V AC, 9 A
4. Power source frequency: 50 Hz ±0.3%/60 Hz ±0.3%
5. Installation location
• Avoid direct sunlight or bright lighting. Ensure that the photoconductor will not be exposed to direct sunlight or other
strong light when removing paper jams.
• Avoid extremes of temperature and humidity, abrupt ambient temperature changes, and hot or cold air directed onto
the machine.
• Avoid dust and vibration.
• Choose a surface capable of supporting the weight of the machine.
• Place the machine on a level surface (maximum allowance inclination: 1° ).
• Avoid air-borne substances that may adversely affect the machine or degrade the photoconductor, such as
mercury, acidic of alkaline vapors, inorganic gasses, NOx, SOx gases and chlorine-based organic solvents.
• Select a room with good ventilation.
6. Allow sufficient access for proper operation and maintenance of the machine.
Machine front: 1000 mm/39
Machine right: 300 mm/11
Remove the tapes, pads and sheet inside the drawer.
Remove the pins holding light source units 1 and 2.
2BT
Start
Unpack.
Remove the tapes.
Adjust the fixing pressure.
Remove the pad inside the machine.
Install a toner container.
Install a waste toner tank.
Connect the power cord.
Load paper.
Make test copies.
Completion of the machine installation.
Caution:
Be sure to install a waste toner tank when setting the machine.
1-3-1
2BT
Unpack.
^&*
(
6
8
4
@
!
0
0
2
)
7
3
1
%
9
1-3-2
5
1 Copier
2 Power cord
3 Upper pads
4 Stay
5 Outer case
6 Bottom pads
7 Tray spacer
8 Machine cover
9 Scanner pin tag
0 Fixing lever tags
#
$
Figure 1-3-1 Unpacking
! Waste toner tank spacer
@ Bar code labels
# Drawer spacer
$ Front drawer spacer
% Sheet
^ Instruction handbook
& Installation manual
* Business reply mail (120 V specs only)
( Plastic bag
) Paper storage bag
Remove the tapes.
1. Remove the 11 tapes.
2BT
Figure 1-3-2
2. Open the bypass tray and paper conveying cover
and then remove the two tapes.
Tapes
Figure 1-3-3
1-3-3
2BT
Adjust the fixing pressure.
3. Lift the fixing section release levers and close the
paper conveying cover.
Remove the tapes, pads and sheet inside
the drawer.
4. Pull the drawer out and remove the tapes and
two pads.
Caution: Be sure to load paper after the main
switch is turned on and copying is
enabled. Loading paper before turning
the main switch on may cause paper
jams.
Fixing section
release levers
Figure 1-3-4
Tapes
5. Open the original cover and remove the sheet on
the contact glass.
Pads
Figure 1-3-5
Sheet
Figure 1-3-6
1-3-4
Remove the pins holding light source units 1 and 2.
6. Remove the tapes and two pins for light source
unit 1 and 2.
2BT
7. Open the front cover and store the removed pins
by securing them on the inside of the cover. The
storing locations of the pins are marked inside the
front cover.
Caution: Be sure to refit the pins whenever the
copier is moved.
Remove the pad inside the machine.
Pins
Pins
Tapes
Figure 1-3-7
Figure 1-3-8
8. Remove the pad. (This step is not necessary for
metric specification copiers.)
Pad
Figure 1-3-9
1-3-5
2BT
Install a toner container.
9. Hold the toner container vertically and tap the top
15 times. Turn the container upside-down and tap
the top 15 times. Then, hold the container
horizontally and shake it from side to side 10
times.
Figure 1-3-10
10. Insert the toner container into the copier as far as
it will go and then slide it to the right as indicated
by the marked arrows.
Toner container
Figure 1-3-11
1-3-6
Install a waste toner tank.
11. Install the waste toner tank and close all the
covers and drawers.
2BT
Waste toner tank
Figure 1-3-12
Connect the power cord.
12. Connect the power cord and turn the main switch
on.
Caution: Never turn the power off or open covers
while the copier is driving. Doing so may
cause printing problems or contaminate
the copier internally.
Power cord
Figure 1-3-13
1-3-7
2BT
Length guide
Load paper.
13. Pull the drawer out as far as it will go.
14. Press the drawer bottom plate down and lock it
there.
15. Holding the width adjustment lever, move it to
align the width guide with the required paper
width.
Drawer bottom plate
Figure 1-3-14
16. While squeezing the presses on the sides,
remove the length guide and then insert it into the
holes of the required paper length.
Store the length guide in the space shown in the
diagram when the paper touches the right-hand
wall of the drawer.
Width adjustment
lever
Width guide
Figure 1-3-15
1-3-8
Figure 1-3-16
17. Set the paper flush against the left-hand wall of
the drawer.
* Load paper so that it is kept under the claw of
the drawer.
* When loading paper into the drawer, make sure
that the copy side is facing upward (the copy
side is the side facing upward when the
package is opened.)
* Check that the length and width guides securely
contact the paper. If there is a gap, adjust the
position of the length or width guide to close it.
* Load paper all at once and do not add paper
until all sheets are used up. Adding paper to a
drawer that still contains paper may cause
paper jams.
18. Push the drawer back in gently.
* Check that the paper is kept under the claw of
the drawer. If not, reload the paper.
Make test copies.
19. Set the original and make test copies.
2BT
Claw
Figure 1-3-17
Completion of machine installation.
1-3-9
2BT
1-3-2 Setting initial copy modes
Factory settings are as follows:
Maintenance
item No.
U254
U255
U256
U258
U260
U348
Contents
Turning auto start function on/off
Setting auto clear time
Turning auto preheat/energy saver
function on/off
Switching copy operation at toner
empty detectionempty detection
Changing the copy count timing
Setting the copy density adjustment range
Factory setting
On
90 s
On
Single mode, 70
After ejection
Normal
1-3-10
1-3-3 Copier management
In addition to a maintenance function for service, the copier is equipped with a management function which can be
operated by users (mainly by the copier administrator). In this copier management mode, default settings can be
changed.
(1) Executing a copier management item
• Executing a default setting item
Start
Press both of the copy exposure
adjustment keys for 3 s.
Select an setting item
using the zoom +/- keys.
Press the enter key.
2BT
Execute the default setting item
(see page 1-3-13)
Stop/reset key: on
or select "F00" and enter key: on
End
1-3-11
2BT
(2) Default settings
User status report
Outputs the details of the default settings.
1. Select “F01” and press the enter key.
User status report is printed out.
Exposure mode
Selects the image mode at power-on.
1. Select “F02” and press the enter key.
2. Select the exposure mode and press the enter
key.
Exposure mode: 1 (auto exposure)/
2 (text and photo)/3 (photo)/4 (text)
Exposure steps
Sets the number of exposure steps for the manual
exposure mode.
1. Select “F03” and press the enter key.
2. Select “3 steps” or “5 steps” and press the enter
key.
Setting range: 1 (3 steps)/2 (5 steps)
Auto exposure adjustment
Drawer paper size
Sets the size of paper loaded in the drawer.
1. Select “F08” and press the enter key.
2. Select the size of paper and press the enter key.
Paper size: 1 (A4R/8
11"R)/3 (Folio/5
1
/2" × 14")/2 (A5R/81/2" ×
1
/2" × 81/2"R)
Non-standard size paper for the bypass tray
Sets if non-standard size paper is available when the
paper is fed from the bypass tray.
1. Select “F09” and press the enter key.
2. Select “on” or “off” and press the enter key.
Setting range: 1 (on)/2 (off)
Non-standard size paper width setting for bypass tray
Sets the paper width when non-standard size is fed
from the bypass tray.
1. Select “F10” and press the enter key.
2. Enter the setting and press the enter key.
Setting range is 4.13" to 8.50" (105 to 216 mm).
Note: This setting item will not be displayed if “off”
is selected in “Non-standard size paper for the
bypass tray”.
Adjusts the exposure for the auto exposure mode.
1. Select “F04” and press the enter key.
2. Select the setting and press the enter key.
Setting range: 1 to 5
Text and photo original exposure adjustment
Adjusts the exposure to be used when text and photo
original is selected for the image mode.
1. Select “F05” and press the enter key.
2. Select the setting and press the enter key.
Setting range: 1 to 5
Photo original exposure adjustment
Adjusts the exposure to be used when photo original
is selected for the image mode.
1. Select “F06” and press the enter key.
2. Select the setting and press the enter key.
Setting range: 1 to 5
Text original exposure adjustment
Copy limit
Sets the limit of the number of copies that can be
made at a time.
1. Select “F11” and press the enter key.
2. Enter the setting and press the enter key.
Setting range is 1 to 99 copies.
Silent mode
Sets the length of time from when copying ends to
when entering the silent mode.
1. Select “F12” and press the enter key.
2. Select the setting and press the enter key.
Setting range: 1 (0 s)/2 (5 s)/3 (10 s)/4 (15 s)/
5 (30 s)
Auto shut-off
Sets if the auto shut-off function is available.
1. Select “F13” and press the enter key.
2. Select “on” or “off” and press the enter key.
Setting range: 1 (on)/2 (off)
Adjusts the exposure to be used when text original is
selected for the image mode.
1. Select “F07” and press the enter key.
2. Select the setting and press the enter key.
Setting range: 1 to 5
1-3-12
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