DOWNLOAD Sharp AR-M700 (serv.man19) Service Manual ↓ Size: 5.65 MB | Pages: 26 in PDF or view online for FREE

Model
AR-M700 (serv.man19)
Pages
26
Size
5.65 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Details of each section - 4 Image process section
File
ar-m700-sm19.pdf
Date

Sharp AR-M700 (serv.man19) Service Manual ▷ View online

: Feb. 6 2004
1
AR-M550/M620/M700  DETAILS OF EACH SECTION  6 - 87
[Main charger section]
A. General
The OPC drum surface is negatively charged in this section.
B. Major parts and signal functions
C. Maintenance and parts replacement 
(1) Maintenance and parts replacement
(Replacement parts)
a. Main charger unit
1) Remove the front door. 
No.
Name
Operation
1
Screen grid
Charges the OPC drum evenly. / Charges the OPC drum.
2
Saw teeth plate
Charges the OPC drum.
1
1
2
2
14
13
12
11
10
1
9
8
7
6
5
4
3
2
19
18
17
16
15
12
11
10
9
8
7
6
5
4
3
2
1
13
14
15
16
PCU PWB
MHV
THV
GB
PS-187(RD)
PS-187(YL)
Bias
PS-187(GR)
HV
CN-15
GND2
GND2
/GBPWM
/MHVREM
MHV-T
/THV+PWM
/CHV-PWM
/CHV-REM
/CHVACPWM
/CHVACREM
/DVPWM
/DVREM
HVREM
CN-1
B16B-PH-K-S
(NC)
GND2
GND2
/GBPWM
/MHVREM
MHV-T
/THV+PWM
/CHV-PWM
/CHV-REM
/CHVACPWM
/CHVACREM
/DVPWM
/DVREM
HVREM
+24V1
DSW-F
DSW-F
+24V1
(NC)
THV+REM
THV+REM
GND2
B34B-PHDSS-B
FPS-187(WH)
1
No.
Unit
Parts
a
Main charger unit
1
Screen grid
2
Saw teeth plate
3
MC cleaner
a-1
a
a-2
2) Loosen the blue screw.
1
: Feb. 6 2004
1
AR-M550/M620/M700  DETAILS OF EACH SECTION  6 - 88
4) Remove the main charger unit.
a-1. Screen grid
2) Remove the screen grid from the claw.
a-2. Saw teeth plate
1) Remove the blue screw.
2) Lifting one end up, slide off the saw blade holder.
a-3. MC cleaner
1) Remove the screen grid. (See “a-1. Screen grid” in this section)
2) Remove the saw teeth plate.(See “a-2. Saw teeth plate” in this sec-
tion)
3) Remove the MC cleaner.
1) Loosen the screw.
1
1
: Feb. 6 2004
1
AR-M550/M620/M700  DETAILS OF EACH SECTION  6 - 88
4) Remove the main charger unit.
a-1. Screen grid
2) Remove the screen grid from the claw.
a-2. Saw teeth plate
1) Remove the blue screw.
2) Lifting one end up, slide off the saw blade holder.
a-3. MC cleaner
1) Remove the screen grid. (See “a-1. Screen grid” in this section)
2) Remove the saw teeth plate.(See “a-2. Saw teeth plate” in this sec-
tion)
3) Remove the MC cleaner.
1) Loosen the screw.
1
1
: Feb. 6 2004
1
AR-M550/M620/M700  DETAILS OF EACH SECTION  6 - 88
4) Remove the main charger unit.
a-1. Screen grid
2) Remove the screen grid from the claw.
a-2. Saw teeth plate
1) Remove the blue screw.
2) Lifting one end up, slide off the saw blade holder.
a-3. MC cleaner
1) Remove the screen grid. (See “a-1. Screen grid” in this section)
2) Remove the saw teeth plate.(See “a-2. Saw teeth plate” in this sec-
tion)
3) Remove the MC cleaner.
1) Loosen the screw.
1
1
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