Read Sharp AR-337 (serv.man3) Service Manual online
CODE: 00ZAR507//C1E
Digital Copier
AR-287
AR-337
AR-407
AR-337
AR-407
MODEL
AR-507
Parts marked with “ ” are 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.
ones for maintaining the safety and performance of the set.
[ 1 ] BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
SYSTEM BLOCK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
IC PWB UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
IC PWB UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
[ 2 ] ACTUAL WIRING CHART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
HARNESS DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
PCU PWB (AR-507). . . . . . . . . . . . . . . . . . (Refer to the Circuit Diagram of the AR-505)
OPERATION UNIT. . . . . . . . . . . . . . . . . . .(Refer to the Circuit Diagram of the AR-505)
AC POWER SECTION . . . . . . . . (Refer to the Circuit Diagram of the AR-335/405/505)
PCU PWB (AR-507). . . . . . . . . . . . . . . . . . (Refer to the Circuit Diagram of the AR-505)
OPERATION UNIT. . . . . . . . . . . . . . . . . . .(Refer to the Circuit Diagram of the AR-505)
AC POWER SECTION . . . . . . . . (Refer to the Circuit Diagram of the AR-335/405/505)
[ 3 ] CIRCUIT DIAGRAM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
1. ICU PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
(AR-287) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
(AR-337) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-29
(AR-407) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-57
(AR-507) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-85
(AR-337) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-29
(AR-407) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-57
(AR-507) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-85
2. PCU PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-113
(AR-287/337/407) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-113
(AR-507) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-125
(AR-507) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-125
3. OPERATION CONTROL PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-137
4. OPERATION L/R PWB . . . . . . (Refer to the Circuit Diagram of the AR-335/405/505)
5. SCSI RELAY PWB UNIT . . . . . . . . . . . . (Refer to the Circuit Diagram of the AR-505)
6. AC/DC POWER SUPPLY . . . . (Refer to the Circuit Diagram of the AR-335/405/505)
7. AC PWB. . . . . . . . . . . . . . . . . . (Refer to the Circuit Diagram of the AR-335/405/505)
4. OPERATION L/R PWB . . . . . . (Refer to the Circuit Diagram of the AR-335/405/505)
5. SCSI RELAY PWB UNIT . . . . . . . . . . . . (Refer to the Circuit Diagram of the AR-505)
6. AC/DC POWER SUPPLY . . . . (Refer to the Circuit Diagram of the AR-335/405/505)
7. AC PWB. . . . . . . . . . . . . . . . . . (Refer to the Circuit Diagram of the AR-335/405/505)
[ 4 ] RSPF section . . . . . . . . . . . . . . . . . . . . . . . (Refer to the Circuit Diagram of the AR-505)
CONTENTS
(AR-287/337)
(AR-407)
(AR-507)
AR-287/337
AR-407/507
SYSTEM
BLOCK
DI
A
G
RAM
(
AR-
287/
337/
407)
PCUPCUPCUPCU PW
B
U
paper
f
eed casset
te
L P
aper
f
eed casset
te
P
aper
f
eed
M
a
n
ual
paper
f
eed
M
a
n
ual
f
eed t
ra
y
Pr
ocess
D
e
vel
opi
ng
Op
ti
c
a
l
Lar
ge casset
te
De
s
k
Fusi
ng
O
perat
io
n
ADU
P
aper
e
x
it
/r
e
ver
se
1Bi
n
2Bi
n
Po
w
e
r
Fi
ni
sher
SCSI
r
e
la
y
PW
B
A
u
to
m
a
ti
c docum
ent
f
eeder
Li
ft
up PW
B
UCSPD1
CPFS1
C
a
sset
te
si
z
e
CPFC1
LU
M
1
PED1
L
UD1
Li
ft
up PW
B
C
a
sset
te
si
z
e
LCSPD1
L
UD2
CPFS2
CPFC2
PED2
LU
M
2
RRC
TRC2
TRC1
L
TRC1
H
MPF
C
MT
RC
MPF
S
MPL
D
1
MPL
D
2
MSS
MPED
MPL
S
1
MPL
S
2
M
a
n
ual
paper
si
z
e
VR
PSD
SFM
PSPS
DMS
PCS
DL
PW
B
TFD
D
o
cum
ent
det
ect
ion
light
r
e
cpet
ion PW
B
C
L
IN
V
CL
MHPS
D
o
cum
ent
det
ect
ion
light
em
issi
on PW
B
OCSW
SMD PW
B
P
o
ly
gonM
O
PE cont
ro
l PW
B
G
raphi
c LC
D
RI
C
PFM
C
FM
VFM3
CCD
LSU
Scanner
M
DSW
R
PPD2
PPD1
PFD
PFD PW
B
LC
C
DESK
Ma
in
M
HV UN
RT
H
2
RT
H
1
HL
1
HL
2
Fusi
ng r
e
la
y
Ma
in
SW
AC
P
W
B
A
UDI
T
O
R
PNC
OP-
R
PWB
OP-
L
PWB
In
ve
rt
e
r P
W
B
TCS
TM
DSBM
D
ASM
DTC1
DTC2
D
APD
DPPD1
DSBS
DSCS
DPPD2
DPPD3
POD1
POD2
OGS
POD3
DSBD
DSW
L
U
DSW
L
L
DSW
F
VFM1
VFM2
VFM4
ICUFM
ICU PW
B
FI
NI
SHER
DCPS
DCFM
HDD
Pr
in
te
r
PW
B
SCSI
SCSI
PW
B
AXI
S
T
andem
RADF
SCC
UA
R
T
UA
R
T
UAR
T
SCC
UA
R
T
UAR
T
OPTI
ON
OPTI
ON
OPTI
ON
OPTI
ON
OPTI
ON
OPTI
ON
(E
xcept
f
o
r 287)
1. SYSTEM BLOCK DIAGRAM
[1] BLOCK DIAGRAM
PW
B
AR-287/337
AR-407/507
AR-407/507
4/5/2000
1 – 1
PCUPCUPCUPCU PW
B
Appl
ied onl
y t
o
AR
-507
Appl
ied onl
y t
o
AR
-507
U
P
aper
f
eed casset
te
P
aper
f
eed
M
a
n
ual
paper
f
eed
Pr
ocess
D
e
vel
opi
ng
Lar
ge casset
te
De
s
k
Fusi
ng
O
perat
io
n
ADU
Po
w
e
r
Op
ti
c
a
l
L P
aper
f
eed casset
te
M
a
n
ual
f
eed t
ra
y
A
u
to
m
a
ti
c docum
ent
f
eeder
Fi
ni
sher
P
aper
e
x
it
/r
e
ver
se
SCSI
r
e
la
y PW
B
Li
ft
up PW
B
UCSPD1
CPFS1
C
a
sset
te
si
z
e
CPFC1
LU
M
1
PED1
L
UD1
Li
ft
up PW
B
LCSPD1
L
UD2
CPFS2
CPFC2
PED2
LU
M
2
RRC
TRC2
TRC1
L
TRC1
H
MPF
C
MT
RC
MPF
S
MPL
D
1
MPL
D
2
MSS
MPED
MPL
S
1
MPL
S
2
M
a
n
ual
paper
si
z
e
VR
PSD
SFM
PSPS
DMS
PCS
DL
PW
B
TFD
D
o
cum
ent
det
ect
ion
light
r
e
cpet
io
n
C
L
IN
V
CL
MHPS
D
o
cum
ent
det
ect
ion
light
em
issi
on PW
B
OCSW
SMD PW
B
O
PE cont
ro
l PW
B
G
raphi
c LC
D
RI
C
VFM3
Scanner
M
DSW
R
PPD2
PPD1
P
FD
LC
C
DESK
RT
H
2
RT
H
1
HL
1
HL
2
Fusi
ng r
e
la
y PW
B
Ma
in
SW
AC
P
W
B
A
UDI
T
O
R
PNC
OP-
R
PWB
OP-
L
PWB
In
ve
rt
e
r P
W
B
TCS
TM
DSBM
D
ASM
DTC1
DTC2
D
APD
DPPD1
DSBS
DSCS
DPPD2
DPPD3
ICU PW
B
HDD
RSPF
DSW
F
VFM1
VFM2
VFM8
VFM7
VFM4
VFM5
VFM6
OPTI
ON
HV UN
Ma
in
M
FusM
ICUFM
CCD
LSU
CFM
P
o
ly
gonM
LSU
F
M
FI
NI
SHER
DCFM
SLED
POD2
DSW
L
U
POM
POD1
PFD PW
B
DSW
L
L
OGS
DSBD
DCPS
PFM
SCSI
PW
B
PW
B
SCSI
Pr
in
te
r
AXI
S
T
andem
SCC
UA
R
T
UA
R
T
UAR
T
UAR
T
SCC
OPTI
ON
OPTI
ON
OPTI
ON
OPTI
ON
OPTI
ON
SYSTEM
BLOCK
DI
A
G
RAM
(
AR-
507)
C
a
sset
te
si
z
e
AR-287/337
AR-407/507
AR-407/507
1 – 2
4/5/2000
ICU PWB UNIT (AR-287/337/407)
Option
ICU PWB
OP-CON PWB
LSU
CCD Unit
LD
PCU PWB
Hard disk
PC Modem
RIC I/F
PWB
CCD G/A
MEMORY G/A
Image rotation
RDH G/A
SCSI G/A
FAX I/F
Binary zoom
PWM IC
LVDS IC
SCSI
SCSI
CPU
(MCF5202)
25MHz
SRAM
CAD0-31
IAD0-31
GMOUT0-7
CCD
A/D Converter
ID0-7
Flash Mem.
(Prog
Data
)
Real time
clock
Telephone
RS232C
LSU G/A
CPU G/A
UART
UART
(Spare)
UART
(Spare)
EEPROM
CGROM
BD
Sensor
Polygon motor
Motor
LD Driver
SRAM
LUT
Separation
con
v
ersion L
U
T
Filter process
MTF correction
Multi-value/binary
Bus selection
ED0-7
Clock
generator
APC Circuit
Analog ASIC
Sharding
LUT
RET IC
Switch
Switch
SIO
GMA0-13
VDOUT
VIDEO
GMD0-7
NOTE1
UNINSTALLED
SDRAM 8MB
SDRAM 8MB
SDRAM 8MB
SDRAM 8MB
Correction
LUT(NOTE1)
Printer board
AXIS
AR-S402/407
AR-S332/337
(Tandem connection)
2. ICU PWB UNIT
Controller
Controller
Multi-v
alue image
process G/A
Densty
correction
Shading w
o
rk
Density
con
v
ersion
Multi functions
Resolution
electronic z
oom
con
v
ersion
area
(NOTE1)
controller
Synchronization
SIO
Synchronization
line
Binary image process
conversion
AR-287/337
AR-407/507
AR-407/507
4/5/2000
1 – 3