Sharp SF-2050 User manual

SERVICE MANUAL
CODE: 00ZSF2050FM/E
No.1
MODEL SF-2050
MODEL SF-C52
[ 1 ] GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 – 1
[ 2 ] PRODUCT SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2 – 1
[ 3 ] OPTION SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 – 1
[ 4 ] PAPER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 – 1
[ 5 ] PRODUCT VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 – 1
[ 6 ] UNPACKING AND INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . .6 – 1
[ 7 ] DISASSEMBLY AND ASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 – 1
[ 8 ] ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 – 1
[ 9 ] SIMULATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9 – 1
[10] MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10 – 1
CONTENTS
SHARP CORPORATION This document has been published to be used
for after sales service only.
The contents are subject to change without notice.
Parts marked with "!" is important for maintaining the safety of the set. Be sure to replace these parts with specified
ones for maintaining the safety and performance of the set.

[1] GENERAL DESCRIPTION
1. The SF-2050 is a high speed copier which allows copying of 50
sheets per minute, and first copy at the at the highest speed in the
class with remarkable copying efficiency.
2. Target users
Average copy volume: 20,000 ∼25,000 sheets
Scope: 10,000 ∼60,000 sheets
3. Characteristics of the product
(1) Improvements in the basic functions
•First copy: 2.7 sec
•Automatic duplex function (standard)
•Large capacity tray (3 trays + LCC), max. 4,550 sheets
(5,500 sheets in Japan)
Improved efficiency in duplex copy (Single →duplex ef-
ficiency 75%)
•RADF and the staple sorter are optionally available to pro-
vide higher copy productivity.
(2) High copy volume
•Console design
•AICS (Active Image Control System) provided.
•Non-stop/non-slow-down copy (Japan)
•Toner supply during copying
•Paper supply to a non-active tray during copying
(3) Measures against environmental problems
•Low noise (Conforming to Blue Angel standards.)
•Low ozone 0.02mg/m or less
•Low power consumption, 15% down from the conventional
model (SF-9400)
(4) Improved manipulation
•Front access structure
•LCD display
(5) Options
•RADF: SF-A55 (New)
•20-bin sorter: SF-S16 (Used in the SD-2060)
•20-bin staple sorter: SF-S53 (Used in the SD-2060/SF-
2035)
•Large capacity tray
(LCC): SF-C52 (New)
•Card type counter: SF-EA11 (Used in the SD-2060/SF-
2035)
•Password type
counter: SF-EA12 (Used in the SD-2060/SF- 2035)
•Personal counter: SF-71A/B
SD-2050
Japan
SF-2050
US
SF-2050
EX1
SF-2050
EX2
No. of paper feed tray
steps 4 trays (550) 3 trays (500) 3 trays (500) 3 trays (500)
Platen original size
detection |✕✕✕
RADF Option Standard Option Standard
LCC Option (3,300)
Standard
(3,000)
(Shipped
separately
from the
body)
Option (3,000) Option (3,000)
Destination Japan |
SEC AU |
SECL AL |
SEEG GG |
SEEG BG |
SUK BK |
SCA BA |
SCNZ BE |
SRS BE |
SRH BE |
STCL BE |
Agent AE |
Agent BE |
Card type department control counter (SF-EA11)
Password type department control counter (SF-EA12)
Commander (SF-EA13)
Personal counter (SF-71A/B)
20-bin sorter
(SF-S16) 20-bin staple sorter (SF-S53)
Duplex reversing automatic
document feeder
(SF-A55)
Large capacity tray
(SF-C52)
1 – 1

[2] PRODUCT SPECIFICATIONS
1. Basic specifications
(1) Type: Console
(2) Copying system: Dry, electrostatic transfer system
(3) Original Kinds: Sheet, book, cubic
Max. original size A3, 11 ×17
Original reference position Center left
Detection Japan, YES; outside Japan, NO
Detection size A3, B4, A4, A4R, B5, B5R
Option RADF (Standard except for
Japan/SEEG/SUK)
Original load capacity 50 sheets
Original size A3 ∼A5, 11 ×17 ∼5.5 ×8.5
Original replacement
speed 50 sheets/min (A4, 8.5 ×11)
Original weight
(Excluding special
paper)
Signal
mode
(Japan) 35 ∼128 g/cm2
(Outside Japan) 50 ∼
128 g/cm2
Duplex
mode
(Japan) 50 ∼110 g/cm2
(Outside Japan) 50 ∼
110 g/cm2
Mixed original feed Possible
(4) Copying speed
Normal Reduction
(50%) Enlargement (200%)
A3 28 28 27
B4 32 30 31
A4 (Portrait) 50 43 36
A4 (Landscape) 39 37 36
B5 (Portrait) 50 48 36
B5 (Landscape) 39 37 36
11 ×17 28 28 27
8.5 ×14 32 30 31
8.5 ×11 (Portrait) 50 43 36
8.5 ×11 (Landscape) 39 37 36
(Note) The speeds at enlargement/reduction are at the mag-
nification ratio of the lowest speed.
(5) First copy time about 2.7sec (paper feed port: tray 1)
First copy time at each paper feed port (sec)
Paper feed
port First copy time Paper feed port First copy time
Tray 1 2.7 Tray 4
(Japan only) 3.3
Tray 2 2.9 Manual feed 2.9
Tray 3 3.1 LCC 2.8
(6) Warm-up time
Japan About 4 min
Outside Japan About 3 min
Pre-heat YES (Selected by the key operator
program (P31).)
Jam recovery
time 4 sec or less (Jam outside the fusing section)
(7) Multi copy: max. 999 sheets
(8) Copy magnification ratio
Fixed
magnification
ratio
AB series: 4R+4E: 200, 141, 122, 115,
100, 86, 81, 70, 50 %
Inch series:4R+4E: 200, 141, 129, 121,
100, 95, 77, 64, 50 %
Zoom range 50 ∼200% (151 steps in 1% increment)
(9) Exposure
(9)-1 Exposure system: Slit exposure by moving the optical
system (Fixed original table)
(9)-2 Exposure mode: Auto/Manual/Photo
(9)-3 Manual steps: 9 steps (Manual/Photo)
(10) Paper feed
(10)-1 Paper feed system: (Japan) 4 trays + multi manual feed
(Outside Japan) 3 trays + multi
manual feed
(For SEC/SECL, LCC is a standard
provision.)
(10)-2 Paper feed
capacity: (Japan) 550 ×4 + 50 (Outside Japan) 500 ×3 + 50
(10)-3 Details of the paper feed section
AB series
Paper feed
port
Paper feed
capacity Paper size Paper
weight
Size
selection Side/front
Tray 2
500 sheets
(500 sheet
in Japan)
A4, A4R,
B5, B5R,
B4, A3,
(*A5)
52 ∼
80g/m2,
14-21 lbs
Guide
change is
made by a
serviceman.
Front/
drawer
integrated
Tray 1
Tray 3
Tray 4
(Japan only)
500 sheets
(550
sheets in
Japan)
A4, A4R,
B5, B5R,
B4, A3
52 ∼80
g/m2, 14 ∼
21 lbs
Guide
change is
made by a
serviceman.
Front-
drawer
integrated
Inch series
Paper feed
port
Paper feed
capacity Paper size Paper
weight
Size
selection Side/front
Tray 2 500 sheets
8.5 ×11
8.5 ×11R
8.5 ×14
11 ×17
(*8.5 ×
5.5)
52-80g/m2
14-21 lbs
Guide
change is
made by a
serviceman.
Front/
drawer
integrated
Tray 1
Tray 3 500 sheets
8.5 ×11
8.5 ×11R
8.5 ×14
11 ×17
52-80g/m2
14-21 lbs
Guide
change is
made by a
serviceman.
Front/
drawer
integrated
*For A5 (8.5" ×5.5"), the rear edge guide is required.
8.8" ×13" is feedable.
Manual feed section
Paper size AB series: A3 ∼A6R
Inch series: 11 ×17 ∼5.5 ×8.5
Paper weight
Multi paper feed: 56 ∼80 g/m2,
15 ∼21 lbs
Single paper feed:52 ∼128 g/m2,
15 ∼21 lbs
(When exceeding
104 g/m2,
A4 or smaller.)
Paper kinds Standard paper, specified paper, special
paper, OHP film, Postcard, etc,
Detection size
(Japan) A3, A4, A4R, B4, B5, B5R
(Outside Japan AB series)
A3, B4, A4, A4R, A5
(Outside Japan inch series)
11 ×17, 8.5 ×12, 8.5 ×11,
8.5 ×11R, 8.5 ×5.5
2 – 1

(11) Developing system: Dry, two-component magnetic brush
development
(12) Charging system: (–) DC saw teeth electrode system
(13) Transfer system: (–) DC corotron system
(14) Separation system: (–) AC corotron system
(15) Fusing system: Heat roller system
(16) Cleaning system: Counter blade system
(17) Light source: Halogen lamp
(18) Void width
Void area Lead edge: 3mm or less
BAck surface void area Rear edge: about 3mm
Image loss Normal: 4mm or less
(19) Automatic duplex
Standard
Size
Japan: A3, A4, A4R, B4, B5, B5R
Outside Japan AB series:
A3, A4, A4R, B4, B5
Outside Japan inch series:
11 ×17, 8,5 ×14, 8.5 ×
11, 8.5 ×11R
Capacity 50 sheets (all sizes)
Paper weight 56 ∼80 g/m2
(20) Paper exit/finishing
Paper exit tray capacity 250 sheets
Finishing Option
20-bin sorter, 20-bin staple sorter
(21) Additional functions
Name Function Content
Automatic paper
selection (APS) Japan: Yes
Outside Japan: Only with RADF
Automatic
magnification
selection (AMS)
Japan: Yes
Outside Japan: Only with RADF
During used of RADF,
AMS by scanning in
impossible. (PAT
prevention)
Shift copy YES Shift width 9mm, 1/4 inch
(adjustable)
Dual page copy YES Enlargement is impossible.
Edge erase YES Edge erase/center
erase/edge and center erase
Center erase YES
Cover copy YES Covers/back covers/front and
rear covers
Inserts copy YES
OHP inserts copy YES
Job memory YES 9 kinds
Auditor YES 50 departments
Key operator
program YES
Communication
features YES Bi-directional (The I/F PWB is a service parts.)
Process control YES
Toner save mode YES For SUK, toner save mode is not available. For Japan,
serviceman mode selection.
Auto tray
switching YES
Installed tray
priority selection YES (PAT. prevention)
Pre-heating YES Switching by key operator
program
(22) Power source Voltage: 100V, 110V, 120V, 127V,
200V, 220V, 220 ∼230V,
240V
Frequency: 50/60 Hz common
(23) Power consumption Max. power consumption:
Japan, 1500W (with options);
Outside Japan, 1920W (with options)
(24) External view W ×D ×H (mm)
750 ×660 ×950 (Glass top)
750 ×660 ×995 (OC cover top)
750 ×660 ×1137 (RADF top)
Occupying area W ×D (mm)
1407 ×660 (with the paper exit tray,
when the manual feed is open.)
Weight:
131 kg (Body only)
145 kg (with RADF)
(25) Accessories
Packed with the main body (supply parts only)
OPC drum (installed to the body) ×1
Developer (1.0kg) ×1
Toner cartridge (0.93kg) ×1
Upper/lower heat roller (installed to the body) each ×1
Upper/lower fusing separation pawl (installed
to the body) each ×1
Upper/lower cleaning roller (lower cleaning
roller: installed to the body) each ×1
Cleaner blade (installed to the body) ×1
Waste toner bottle (installed to the body) ×1
2 – 2

2. Supply parts
1SEC
No. Name Content Life Product name Packing
1 Drum OPC drum ×1 200K SF-250DR 10
2 Developer (Black) Developer (1.0kg) ×10 100K ×10 SD-360MD 1
3 Toner (Black) Toner cartridge (0.93kg) ×10 28K ×10 SD-360MT 1
4 Upper heat roller kit Upper heat roller ×1
Fusing separation pawl (Upper) ×4
Fusing gear ×1 400K SF-250UH 5
5 Lower heat roller kit Lower heat roller ×1
Fusing separation pawl (Lower) ×4 200K SF-250LH 5
6 Cleaner blade Cleaner blade ×10 100K ×10 SD-360CB 1
7 Upper cleaning roller Upper cleaning roller ×10 100K ×10 SF-250UR 1
8 Lower cleaning roller Lower cleaning roller ×10 100K ×10 SF-250LR 1
9 Waster toner bottle Waste toner bottle ×1 100K SF-250TB 5
10 200K maintenance kit SF-250CP ×5
(Drum separation pawl ×2)
(Charging plate unit ×1)
(CL side seal F/R ×1)
(DV side seal F/R ×1)
(Toner reception seal ×1)
200K SF-250CK 1
11 Staple cartridge Staple cartridge ×5 5000 ×5 SD-LS20 10
The screen grid (200K), the charger wire (200K), the ozone filter (400K), and the toner reception seal (200K) are service parts.
The waste toner bottle (100K), and charging plate unit (200K), and the DV seal (400K) are also available as service parts.
*The developer is in common with the SD-2060/3062. This model uses one bag (100K).
2SECL
No. Name Content Life Product name Packing
1 Drum OPC drum ×1 200K SF-250DR 10
2 Developer (Black) Developer (1.0kg) ×10 100K ×10 SD-360MD 1
3 Toner (Black) Toner cartridge (0.93kg) ×10 28K ×10 SD-360MT 1
4 Upper heat roller kit Upper heat roller ×1
Fusing separation pawl (Upper) ×4
Fusing gear ×1 400K SF-250UH 5
5 Lower heat roller kit Lower heat roller ×1
Fusing separation pawl (Lower) ×4 200K SF-250LH 5
6 100K PM kit Cleaner blade ×1
Waste toner bottle ×1
Upper cleaning roller ×1
Lower cleaning roller ×1
100K SF-250KA 1
7 200K PM kit Drum separation pawl ×2
Charging plate unit ×1
Screen grid ×1
CL side seal F/R ×1
DV side seal F/R ×1
Toner reception seal ×1
200K SF-250KB 5
8 Staple cartridge Staple cartridge ×5 5000 ×5 SD-LS20 10
*The developer is in common with the SD-2060/3062. This model uses one bag (100K).
2 – 3

3SEEG/SUK
No. Name Content Life Product name Packing
1 Drum OPC drum ×1 200K SF-250DM 10
2 Developer (Black) Developer (1.0kg) ×10 100K ×10 SD-360LD 1
3 Toner (Black) Toner cartridge (0.93kg) ×10 28K ×10 SD-360LT 1
4 Upper heat roller kit Upper heat roller ×1
Fusing separation pawl (Upper) ×4
Fusing gear ×1 400K SF-250UH 5
5 Lower heat roller kit Lower heat roller ×1
Fusing separation pawl (Lower) ×4 200K SF-250LH 5
6 100K PM kit Cleaner blade ×1
Waste toner bottle ×1
Upper cleaning roller ×1
Lower cleaning roller ×1
100K SF-250KA 1
7 200K PM kit Drum separation pawl ×2
Charging plate unit ×1
Screen grid ×1
CL side seal F/R ×1
DV side seal F/R ×1
Toner reception seal ×1
200K SF-250KB 5
8 Staple cartridge Staple cartridge ×5 5000 ×5 SD-LS20 10
*The developer is in common with the SD-2060/3062. This model uses one bag (100K).
4Asia, Middle/South America
No. Name Content Life Product name Packing
1 Drum OPC drum ×1 200K SF-250DR 10
2 Developer (Black) Developer (1.0kg) ×10 100K ×10 SD-360CD 1
3 Toner (Black) Toner cartridge (0.93kg) ×10 28K ×10 SD-360CT 1
4 Upper heat roller kit Upper heat roller ×1
Fusing separation pawl (Upper) ×4
Fusing gear ×1 400K SF-250UH 5
5 Lower heat roller kit Lower heat roller ×1
Fusing separation pawl (Lower) ×4 200K SF-250LH 5
6 100K PM kit Cleaner blade ×1
Waste toner bottle ×1
Upper cleaning roller ×1
Lower cleaning roller ×1
100K SF-250KA 1
7 200K PM kit Drum separation pawl ×2
Charging plate unit ×1
Screen grid ×1
CL side seal F/R ×1
DV side seal F/R ×1
Toner reception seal ×1
200K SF-250KB 5
8 Staple cartridge Staple cartridge ×5 5000 ×5 SD-LS20 10
*The developer is in common with the SD-2060/3062. This model uses one bag (100K).
2 – 4

5SCA, SCNZ, Middle East, Africa
No. Name Content Life Product name Packing
1 Drum OPC drum ×1 200K SF-250DM 10
2 Developer (Black) Developer (1.0kg) ×10 100K ×10 SD-360LD 1
3 Toner (Black) Toner cartridge (0.93kg) ×10 28K ×10 SD-360LT 1
4 Upper heat roller kit Upper heat roller ×1
Fusing separation pawl (Upper) ×4
Fusing gear ×1 400K SF-250UH 5
5 Lower heat roller kit Lower heat roller ×1
Fusing separation pawl (Lower) ×4 200K SF-250LH 5
6 100K PM kit Cleaner blade ×1
Waste toner bottle ×1
Upper cleaning roller ×1
Lower cleaning roller ×1
100K SF-250KA 1
7 200K PM kit Drum separation pawl ×2
Charging plate unit ×1
Screen grid ×1
CL side seal F/R ×1
DV side seal F/R ×1
Toner reception seal ×1
200K SF-250KB 5
8 Staple cartridge Staple cartridge ×5 5000 ×5 SD-LS20 10
*The developer is in common with the SD-2060/3062. This model uses one bag (100K).
3. Environmental conditions
The following environmental conditions should be preserved for as-
suring copy quality and proper machine operations.
1Standard conditions
Temperature, 20 ∼25 C; humidity, 65 ±5% RH
2Operational conditions
3Transit conditions
4Supply store conditions
Humidity (RH)
Humidity (RH)
Humidity (RH)
2 – 5

[3] OPTION SPECIFICATIONS
1. SF-A55
Name Duplex reversing automatic document feeder
Document feed system Continuous, automatic feed
Document exit system Face up exit
Document transport system One-belt, (center reference)
Document set direction Face up
Document size A3 ∼B5
Document weight Thin paper mode, 35 ∼50g/m2;
standard mode, 51 ∼128g/m2
Document set quantity Max. 50 sheets (35 ∼80g/m2)
(Max. 30 for A3 and 11" ×17")
Functions Document reversing (Duplex documents), SDF/ADF mode
selection, mixed paper feed, random paper feed
Power source Supplied from the copier body.
Dimensions 595mm (W) ×525mm (D) ×130mm (H) (without tray)
Weight About 150 kg
2. SF-S16
Name 20-bin sorter
No. of bins 20 bins
Storing system Copy face up
Storing capacity of each bin Max. 50 sheets (Top bin, 100 sheet) Collatable paper
size/weight
Power source Supplied from the copier body.
Dimensions 550mm (W) ×519mm (D) ×924m (H)
Weight About 26.5kg
3. SF-S53
Name Staple sorter
No. of bins 21 bins
Storing system Face up
Storing capacity of each bin Max. 50 sheets (Top bin, 250 sheet) Collatable paper
size/weight
No. of sheets staplable 50 sheets (80g/m2paper)
Power source Supplied from the copier body.
Dimensions 475mm (W) ×597mm (D) ×995mm (H)
Weight About 42.1kg
4. SF-C52
Name Large capacity cassette (LCC)
Paper feed capacity 3,000 sheets
Paper feed size A4/B5
Paper weight 52 ∼80g/m2
Power source Supplied from the copier body.
Dimensions 294mm (W) ×536mm (D) ×523mm (H)
Weight 26kg
3 – 1

[4] PAPER
1. Standard paper for tray feed
Name Size Type Quanty in one
bag
Standard type
A3 SF-3AS2 250 sheets
B4 SF-4BS2 500 sheets
A4 SF-4AS2 500 sheets
B5 SF-5BS2 (Horizontal) 500 sheets
each
SF-5Bs3(Vertical)
A5*SF-5AS2 250 sheets
B6*SF-6BS2 250 sheets
General type
paper (thick)
A3 SF-3AM2 250 sheets
B4 SF-4BM3 500 sheets
A4 SF-4AM2 (Horizontal) 500 sheets
each
SF-4AM3 (Vertical)
B5 SF-5BM2 (Horizontal) 500 sheets
each
SF-5BM3 (Vertical)
Thick paper
A3 SF-3AH 250 sheets
each
B4 SF-4BH
A4 SF-4AH
B5 SF-5BH
Recycled
paper
A3 SF-3AR1 500 sheets
each
B4 SF-4BR1
A4 SF-4AR1
B5 SF-5BR1
Color paper
B4 SF-4B1R (Pink) 500 sheets
each
SF-4B1B (Blue)
SF-4B1G (Green)
A4
SF-4A1R (Pink) 500 sheets
each
SF-4A1Y (Cream)
SF-4A1B (Blue)
SF-4A1G (Green)
B5
SF-5B1R (Pink) 500 sheets
each
SF-5B1Y (Cream)
SF-5B1B (Blue)
SF-5B1G (Green)
●<Note> ●- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
•Be sure to use the above paper on the tray. For the paper with
mark "*," use in the manual feed mode.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ●
2. Special paper (Manual feed only)
Name Size Type No. of sheets in one
bag
Postcards A4 SF-4A5C 100 sheets
Second original
paper B4 SF-4B2A 500 sheets each
A4 SF-4A2A
Label paper A4 SF-4A3F 100 sheets
OHP film A4 SF-4A6F 100 sheets
4 – 1

[5] PRODUCT VIEW
1. External view
1Operation panel 2Front cover
3Manual feed guide 4Manual feed additional tray
5Manual feed tray 6Toner cover
7Original cover 8Original stocker
9Original table FClip tray
GContrast adjusting knob HCopy tray
ITray JPaper feed pressure
release button
KPower switch
2. Internal view
1Roller rotation knob 2Transport section
adjustment knob
3Transport section
open/close lever 4Duplex tray
5Waste toner box 6Fusing section
7OPC drum
12
1 8 9
6 15
3
4
5
142
1011 7
13
54 1
6 2
3
7
5 – 1

3. Operation panel
1Contrast adjustment knob 2OHP insert paper insertion
key/display lamp 3Cover/insert paper insertion key/display lamp 4Shift key/display lamp
5Edge erase key/display lamp 6Dual paper copy key/display
lamp 7Automatic magnification ratio selection key/display lamp 8Sort key/display lamp
9Duplex key/display lamp FZoom key GCopy density key HReduction
IMessage forward scroll key JOperation guide key/display
lamp KProgram key LAll clear key
MTray selection key NInterruption key/display lamp ONumeric key PZero/department count end
key
QClear (C) key RStart key/Start lamp SCopy quantity display TMessage screen
PROGRAM
SCROLL DISPLAY
AUTOIMAGE
DUAL PAGE
COPY
ERASE MARGIN
SHFT
COVERS/
INSERTS
TRANSPARENCY
INSERTS
0/
CA
P
C
98
7
65
4
32
1
1 2 3 4 5 6 7
89 11 17 2410 12
13 14 15 16
18 19 20 21 22 23
SORTER ORIGINAL TO COPY
SORT
ATAPLE
SORT
GROUP
EVEN NUMBER
ODD NUMBER
112
(ORIGINALS)
2 2
11 2
PRE-COUNT
ORIGINALS
REDUCTION
100%
ENLARGEMENT
ZOOM
EXPOSURE
ARTO
MANUAL
PHOTO
LIGHT
DARK
INFORMATION
CLEAR ALL
INTERRUPT
TRAY SELECT AUDIT CLEAR
START
5 – 2

4. Internal structure (Japan model)
1No. 2 mirror 2No. 3 mirror 3No. 1 mirror 4Copy lamp
5Lens unit 6Main charger unit 7Blank lamp 8No. 6 mirror
9No. 4 mirror FNo. 5 mirror GDeveloping unit toner box HDeveloping unit
ITransport roller (upper) JTransfer charger KPhotoconductor drum LSeparation charger
MDrum separation pawl NCleaner unit OSuction unit PSuction belt
QUpper heat roller RLower heat roller SHeater lamp TLower separation pawl
UUpper separation pawl VUpper cleaning roller WFusing thermistor XPaper exit separation gate
Ymanual take-up roller ZManual paper feed roller [Manual separation roller \Resist roller
]Large cassette tray unit paper
feed roller ^No. 1 tray take-up roller _No. 1 tray paper feed roller ‘No. 1 tray paper feed reverse roller
aNo. 2 tray take-up roller bNo. 2 tray paper feed roller cNo. 2 tray paper feed reverse
roller dNo. 3 tray take-up roller
eNo. 3 tray paper feed roller fNo. 3 tray paper feed reverse
roller gNo. 4 tray take-up roller hNo. 4 tray paper feed roller
iNo. 4 tray paper feed reverse
roller jProcess control sensor kDrum marking sensor lLower cleaning roller
mDuplex section paper feed
roller nDuplex section paper feed reverse roller oDuplex section take-up roller
41
42
43
44
45
32
33
31
30 29
38
39
40
20
27
28
25
21
23
24
22
48
49
50
51
26
15 18 175
16
14
1
2
3
468710911
12
46
47
19
32
32
32
34
35
36
37
32
13
5 – 3

5. Unit
1Process unit 2Suction frame unit 3Fusing unit 4Optical unit
5Developing unit 6Toner hopper unit 7Transport unit 8Center tray unit (ADU)
9500-sheet tray unit FPaper feed unit
3
5
6
7
9
10
8
4 1
2
5 – 4

6. Clutches and solenoids
Signal name Part name Function and operation Remark
1CPFC1 No. 1 cassette paper feed clutch No. 1 tray paper feed roller rotation
2CPFS1 No. 1 cassette paper feed solenoid No. 1 tray take-up roller rotation
3CPFC2 No. 2 cassette paper feed clutch No. 2 tray paper feed roller rotation
4CPFS2 No. 2 cassette paper feed solenoid No. 2 tray take-up roller rotation
5CPFC3 No. 3 cassette paper feed clutch No. 3 tray paper feed roller rotation
6CPFS3 No. 3 cassette paper feed solenoid No. 3 tray take-up roller rotation
7CPFC4 No. 4 cassette paper feed clutch No. 4 tray paper feed roller rotation Japan only
8CPFS4 No. 4 cassette paper feed solenoid No. 4 tray take-up roller rotation Japan only
9MPFS Manual feed solenoid Manual feed take-up roller pressing
FDPFWS DP paper feed weight plate solenoid Duplex paper holding plate driving
GDPFC Duplex paper feed clutch Duplex paper feed roller rotation
HDTRC Duplex paper transport clutch Duplex paper transport roller rotation
IPSPS Separation solenoid Paper separation solenoid driving
JTRC3 Paper entry roller clutch Paper entry roller driving from large capacity tray
(LCC)
KRRC Resist roller clutch Resist roller driving
LCURLRC Curl correction clutch Curl correction section driving
MHRS Heat roller solenoid Heat roller pressing
NTRC1 Transport clutch 1 Transport roller rotation
ODGS Duplex gate solenoid Duplex gate ON/OFF
PTRC2H Transport clutch 2 (High speed) Transport roller rotation
QTRC2L Transport clutch 2 (Low speed) Transport roller rotation
1619 21 913 1517 20
7
8
1
2
3
4
5
6
14
18
10
12
11
5 – 5

7. Switches and sensors
Signal name Part name Switch/sensor Function/operation Remark
1LUD1 No. 1 cassette upper limit sensor Sensor No. 1 tray upper limit sensing
2PED1 No. cassette paper sensor Sensor No. 1 tray paper presence sensing
3LUD2 No. 2 cassette upper limit sensor Sensor No. 2 tray upper limit sensing
4PED2 No. 2 cassette paper sensor Sensor No. 2 tray paper presence sensing
5LUD3 No. 3 cassette upper limit sensor Sensor No. 3 tray paper upper limit sensing
6PED3 No. 3 cassette paper sensor Sensor No. 3 tray paper presence sensing
7LUD4 No. 4 cassette upper limit sensor Sensor No. 4 tray upper limit sensing Japan only
8PED4 No. 4 cassette paper sensor Sensor No. 4 tray paper presence sensing Japan only
9PLS1 Manual feed paper length sensor 1 Sensor Manual feed tray paper length sensing
FPLS2 Manual feed paper length sensor 2 Sensor Manual feed tray paper length sensing Inch series
GMPED Manual feed paper sensor Sensor Manual feed tray paper presence sensing
HOCSW OC cover open/close sensor Sensor OC cover open/close sensing Japan only
IMBHP Mirror base home position sensor Sensor No. 4, 5 mirror home position sensing
JMHP Mirror home position sensor Sensor Mirror base (No. 2, 3 mirror) home position
sensing
910
31
32
21
17
1
2
3
4
5
6
7
8
22
18
20
16
19
34
12 1315 2829 27
24
25
26
30
33
14
40 43 37 36 35
44 45
42
11
41
23
38
39
46
5 – 6

Signal name Part name Switch/sensor Function/operation Remark
KLHP Lens home position sensor Sensor Lens home position sensing
LDPFD ADU paper feed sensor Sensor Duplex section paper feed sensing
MDTBHPS ADU rear plate home position Sensor Duplex section rear plate home position
sensing
NDTWHPS ADU alignment plate home position Sensor Duplex section alignment plate home
position sensing
ODPPD1 ADU transport sensor 1 Sensor Duplex section transport sensing
PDPPD2 ADU transport sensor 2 Sensor Duplex section transport sensing
QDPPD3 ADU transport sensor 3 Sensor Duplex section transport sensing
RDTPD ADU paper sensor Sensor Duplex section paper presence sensing
SDFDL2 Paper feed sensor 5 Sensor LCC paper feed sensing
TPPD3 Transport sensor 3 Sensor Paper transport sensing
UDPID1 ADU paper entry sensor 1 Sensor Duplex section paper entry sensing
VDPID2 ADU paper entry sensor 2 Sensor Duplex section paper entry sensing
WTES Toner empty sensor Sensor Toner hopper toner empty sensing
XTNCTR in Toner cartridge sensor Switch Refill toner cartridge installation sensing
YTCS Toner density sensor Sensor Developing unit toner density sensing
ZPFD1 Paper feed sensor 1 Sensor No. 1 tray paper feed sensing
[PFD2 Paper feed sensor 2 Sensor No. 2 tray paper feed sensing
\PFD3 Paper feed sensor 3 Sensor No. 3 tray paper feed sensing
]PFD4 Paper feed sensor 4 Sensor No. 4 tray paper feed sensing Japan only
^DSWF1 Front cover switch 1 Switch Front cover open/close sensing 100V system
_DSWF2 Front cover switch 2 Switch Front cover open/close sensing 100V system
‘TS Thermostat — —
aTHS Fusing temperature sensor Thermister Fusing section temperature sensing
bTBBOX Waste toner bottle sensor Sensor Waste toner bottle presence sensing
cTNF Waste toner full sensor Sensor Waste toner full sensing
dDSWE Paper exit section open switch Switch Paper exit section open/close sensing 100V system
ePPD1 Transport sensor 1 Sensor Paper transport sensing
fPPD2 Transport sensor 2 Sensor Paper transport sensing
gPOD Paper exit sensor Sensor Paper transport sensing
hDHSW Dehumidifier heater switch Switch Dehumidifier heater ON/OFF Japan only
iMSW Power switch Switch Power switch ON/OFF Japan only
jPSD Separation sensor Sensor Paper separation sensing,
5 – 7

8. Motors
1Mirror motor 2Main motor 3Drum motor 4Toner motor
5No. 4, 5 mirror base motor 6Lens motor 7Duplex motor 1 (for shifting
the rear plate) 8Duplex motor 2 (for shifting the alignment plate)
9Cooling fan motor FVentilation fan motor 1 GVentilation fan motor 2 HVentilation fan motor 3
ISuction fan motor JDV fan motor KTray lift-up motor 1 LTray lift-up motor 2
MTray lift-up motor 3 NTray lift-up motor 4
15
16
17
1
2
10
9
3
13
14
18
4
6 57 81112
5 – 8

9. PWB unit list
1DC power PWB 2High voltage PWB 3AC circuit PWB 4Main control PWB
5Operation control PWB 6Operation PWB 1 7Operation PWB 2 8Operation PWB 3
9LCD invertor PWB FLCD unit GDL PWB HBL PWB
ISensor volume PWB JOriginal sensor light emitting
PWB (Japan only) KOriginal sensor light receiving PWB (Japan only) LAE sensor PWB
MLight quantity correction PWB NLift-up motor PWB OCassette paper size sensor
PWB PManual feed paper size sensor PWB
6 105 7 9 8
15
16
13
20
17 11
19
3
14
12
2
1
18
4
5 – 9

10. Large capacity cassette unit (LCC)
Signal name Part name Switch/sensor Function/operation Remark
1TLMD Tray upper limit sensor Sensor Tray upper limit sensing
2TLD Tray lower limit sensor Sensor Tray lower limit sensing
3TUD Tray paper upper section sensor Sensor Tray paper upper section and paper
presence sensing
4TPTD Tray shift quantity sensing PT sensor Sensor Remaining paper quantity sensing
5TCD Door open
Tray SW PWB — Door (tray) open/close sensing
6— Tray lift motor — Tray up down
7LPFS Paper feed solenoid — Paper feed roller pressing
8LPFC Paper feed clutch — Paper feed roller rotation
9LPFC2 Paper feed reverse clutch — Double feed preventing clutch
F— Fuse PWB unit — —
G— Upper lock SW Switch Upper limit lock sensing (Cutting the motor
power for safety.)
1 3 711
2
5
4
6
8
9
10
5 – 10

[6] UNPACKING AND INSTALLATION
1. Packing form view
Unpack in the following sequence referring to the packing form view.
•Copier body
1Remove the PP band.
2Remove the top support plate and the top case.
3Pull out the copier case upward.
4Remove top pads L and R.
5Remove polyethylene bag.
6Remove the copier from the bottom case.
7Remove packing cushions and filament tape.
8Remove metal fitting of the duplex unit.
6 – 1