Sharp AR-M550 (serv.man5) Service Manual ▷ View online
AR-550/555/620/625/700/705 PCU PWB 4 - 78
4
3
2
1
4
3
2
1
D
C
B
A
7/14
D5
D2
D7
D4
D6
D1
D3
D0
XD_DBG\
(2)
OP_R/W\
(14)
OP_CS\
(14)
RS\
(2)
R/W\
(2)
SCL3
(2,8)
PTPULSE2
(6)
SCL5
(8)
OP_D4
(14)
OP_D3
(14)
OP_D6
(14)
OP_D1
(14)
OP_D2
(14)
D[0:15]
(1,2,3,4,5)
OP_D5
(14)
OP_D7
(14)
OP_D0
(14)
OP_EN\
(1)
OP_RS\
(14)
HSYNC
(14)
HSYNC\
(2)
PTPULSE
(3)
ES_LCCout
(6)
ES_FINout
(6)
(14)
XD_FIN\
(1)
(14)
SR_FINin\
(3)
XD_LCC\
(1)
SR_LCCin\
(3)
4)
SR_DBG\
(14)
+12VSMONin
(2)
TM11b
(1)
TM11a
(1)
IO1_RD\
(2)
IO2_RD\
(3)
TM21a
(11)
TM21b
(11)
TM22a
(11)
TM22b
(11)
RD_EN1\
(1)
RD_EN2\
(1)
RD\
(1,4,5)
TM12a
(1)
TM12b
(1)
+12VSMON
(8)
(14)
OP_SET\
(2,14)
OF\
(14)
XD_DBG
(14)
TR_DBGin\
(3)
T1PUS
(3)
T2PUS
(3)
T1PUS_buf
(13)
T2PUS_buf
(13)
TCK2\
(4)
TCK2
(2)
+5V2
+5V2
+5V2
+3.3V1
+5V2
+5V2
+3.3V1
+3.3V1
+3.3V1
C89
104Z
R501
10KJ
10KJ
C88
102K
C63
102K
R193
10KJ
10KJ
R167
10KJ
10KJ
R166
10KJ
10KJ
C64
104Z
IC18
74VHCT244
I0
2
I1
4
I2
6
I3
8
O0
18
O1
16
O2
14
O3
12
OE1
1
I4
17
I5
15
I6
13
I7
11
OE2
19
O4
3
O5
5
O6
7
O7
9
VCC
20
GND
10
C79
104Z
C80
102K
IC35
74VHCT240
I0
2
I1
4
I2
6
I3
8
O0
18
O1
16
O2
14
O3
12
OE1
1
I4
17
I5
15
I6
13
I7
11
OE2
19
O4
3
O5
5
O6
7
O7
9
VCC
20
GND
10
R293
10KJ
10KJ
IC40
74VHCT244
I0
2
I1
4
I2
6
I3
8
O0
18
O1
16
O2
14
O3
12
OE1
1
I4
17
I5
15
I6
13
I7
11
OE2
19
O4
3
O5
5
O6
7
O7
9
VCC
20
GND
10
IC27
74VHCT244
I0
2
I1
4
I2
6
I3
8
O0
18
O1
16
O2
14
O3
12
OE1
1
I4
17
I5
15
I6
13
I7
11
OE2
19
O4
3
O5
5
O6
7
O7
9
VCC
20
GND
10
R
106
47K
J
R
131
47K
J
C138
102K
C139
104Z
R
107
47K
J
C163
104Z
R292
47KJ
47KJ
R
130
47K
J
C162
102K
R
129
47K
J
R194
10KJ
10KJ
R
128
47K
J
IC29
74VHCT244
I0
2
I1
4
I2
6
I3
8
O0
18
O1
16
O2
14
O3
12
OE1
1
I4
17
I5
15
I6
13
I7
11
OE2
19
O4
3
O5
5
O6
7
O7
9
VCC
20
GND
10
AR-550/555/620/625/700/705 PCU PWB 4 - 79
8
7
6
5
8
7
6
5
D
C
B
A
PCU PWB (Power)
FW_SUB\
FW_SUB\
FW_SUB\
SDA3
(2)
SCL3
(2,7)
CRUSDA
(14)
CRUCLK
(14)
SDA5
(2)
SCL5
(7)
MSWMON\
(14)
TSW-LED\
(3)
PROFF_CNT
(14)
MSWMONin\
(1)
MSWOFF
(7)
FW_SUB
(14)
38VMON_cmp
(6)
+24V_HL3
(14)
LDV
(2)
DSW-Fin
(2)
DSW-Lin
(2)
38VMON
(14)
+5VLD
(14)
DSW-L
(14)
DSW-F_HV
(14)
DSW-Lout
(14)
DSW-F
(14)
DSW-R
(14)
+24V_INT
(14)
DSW-MPFin
(3)
DSW-Fout
(14)
DSW-FD
(14)
+5V2
+3.3V1
+3.3V1
+5V2
+5V2
+5V2
+5V2
+12VS
+5VS
+5VS
+5VS
+5VS
+5V2
+5V2
+5V2
+5VLD
+5VS
24V-HV
DSW-R
+24V1
DSW-L
DSW-F
no-mounting
no-mounting
C210
102K
R79
10KJ
R5
10KJ
D112
DA204K
K
A
C
R23
270J 1/4W
C50
102K
R414
2.4KJ 1/2W
D100
RLS-73
R450
10KJ
10KJ
D102
DAN202K
K
A1
A2
R428
4.7KJ
R50
33J
33J
R412
470J
I
R10
270J 1/4W
R80
0J*
C202
223Z
223Z
R61
0J
R415
270J 1/4W
R440
270J 1/4W
R14
1KJ
R420
2.4KJ 1/2W
C9
101J
R15
1KJ
C238
102K
C250
2.2u/1
R17
270J 1/4W
D103
DAN202K
K
A1
A2
C4
101J
D107
RLS-73
D134
CRH01
R418
270J 1/4W
R431
10KJ
R4
9
10K
J
R50
100
100
R9
270J 1/4W
D111
DAN202K
K
A1
A2
R411
470J
R426
10KJ
O
I
G
R5
0
10K
J
C37
104
104
R55
0J
3
2
1
+
C223
3.3u/50V
+
C206
100u/6.3V
IC12
M24C08
E0
1
E1
2
E2
3
VSS
4
SDA
5
SCL
6
WC/
7
VCC
8
+
C217
47u/35V
C237
102K
102K
C11
102K
102K
R381
2.4KJ 1/2W
D101
DAN202K
K
A1
A2
D13
DAP202K
K1
K2
A
C216
102K
D2
DAN202K
K
A1
A2
R421
150J/2W
IC45
NJM7805AF
IN
1
GN
D
2
OUT
3
R435
10K
Q45
Q52
10K
DTC114EUA
DTC114EUA
10K
10K
10KJ
R383
1KJ
1KJ
C36
104Z
R5
6
0J
*
C244
102K
102K
R53
0J
D133
DAN202K
K
A1
A2
D94
RLS-73
C211
102K
R13
270J 1/4W
ICP4
ICP-S0.5
ICP-S0.5
1
2
R5
4
0J
*
IC14D
74HC132
12
13
11
14
7
C38
104Z
R393
470J
470J
D7
DA204K
DA204K
K
A
C
D126
DA204K
K
A
C
O
I
G
R6
10KJ
O
I
G
R443
10KJ 1/4W
R
1
1
JCT
JCT203
JCT
JCT12
JCT
JCT13
JCT
JCT16
JCT
JCT19
JCT
JCT20
10K
Q63
10K
DTC114EUA
AR-550/555/620/625/700/705 PCU PWB 4 - 80
4
3
2
1
4
3
2
1
D
C
B
A
8/14
FW_SUB\
FW_SUB\
FW_SUB\
PRON_INI\
TSW-LED
(14)
+24V_DL
(14)
PRON_FAX\
(14)
BUP-PR\
(13)
+5V_M2PFD
(14)
+5V_APPD1
(14)
+5V_M1PFD
(14)
+5V_DSW-ADU
(14)
+5V_THPS1
(14)
+5V_THPS2
(14)
+5V_AINPD
(14)
+5V_MPRD1
(14)
+5V_MPRD2
(14)
+5V_LPPD
(14)
+5V_APPD2
(14)
+5V_PFD2
(14)
+5V_MPFD2
(14)
+5V_MPFD1
(14)
+12VSMON
(7)
+5V_T1PPD
(14)
+5V_IN2
(14)
+24V1
+12V2
+3.3V1
+5V2
+5V2
+12VS
+12VS
+5VS
+5VS
+5VS
+5VS
+5VS
+5VS
+5VS
+12VS
+12VS
+5VS
+5V2
+5VS
(GREEN)
(RED)
no-mounting
IC15A
74HC74
D
2
CLK
3
Q
5
Q
6
PR
4
CL
1
R41
200J 1W
200J 1W
R65
10KJ
10KJ
/4W
+
C221
470u/16V
470u/16V
R7
0J
0J
R505
270J 1/4W
+
C222
470u/16V
470u/16V
C228
223Z
223Z
C251
102K
R507
33J
33J
Q44
DTA143ZUA
DTA143ZUA
4.7K
47K
G
I
O
R51
2KJ 1/4W
/4W
C229
223Z
223Z
IC15B
74HC74
+5VS
14
GND2
7
D
12
CLK
11
Q
9
Q
8
PR
10
CL
13
JP9
+12V
JP14
GND2
R33
47J 3W
IC13B
74HC74
+5VS
14
GND2
7
D
12
CLK
11
Q
9
Q
8
PR
10
CL
13
/4W
IC19A
74HC132
1
2
3
R211
470J
R511
1MJ
1MJ
/4W
IC13A
74HC74
D
2
CLK
3
Q
5
Q
6
PR
4
CL
1
C250
2.2u/10V
/4W
JP8
+5V2
R24
270J 1/4W
/4W
R454
150J 1/4W
150J 1/4W
R431
10KJ
C31
223Z
R439
270J 1/4W
R506
100KJ
100KJ
/4W
(G)
(D)
(S)
R11
270J 1/4W
JP7
+3.3V
R25
270J 1/4W
C37
104Z
104Z
+
C220
470u/16V
470u/16V
C33
104Z
104Z
IC10
PST598D
PST598D
VCC
5
GND
3
SUB
2
Vout
4
M/R
1
C227
223Z
223Z
R64
0J
0J
+
C25
10u/16V
R62
0J
0J
IC19D
74HC132
12
13
11
O
I
G
R510
Q54
2SK3018
2SK3018
0J
IC19B
74HC132
4
5
6
C32
104Z
IC19C
74HC132
9
10
8
14
7
JP13
GND2
C65
104Z
IC14A
74HC132
1
2
3
JP1
GND2
R291
10KJ
IC14B
74HC132
4
5
6
JP2
GND2
C39
104Z
R290
4.7KJ
4.7KJ
/4W
ZD1
RLZ5.1A
LED2
LT1D67A
A
K
IC14C
74HC132
9
10
8
R63
0J
0J
+
C249
220u/35V
220u/35V
C5
102K
102K
C239
102K
102K
R16
47KJ
47KJ
R104
270J 1/4W
JP15
+24V
R31
20KJ
20KJ
O
G
R32
10KJ
10KJ
R12
270J 1/4W
R504
270J 1/4W
O
I
G
C10
104Z*
LED1
LT1F67AF
A
K
D6
DA204K
DA204K
K
A
C
R8
10KJ
10KJ
10K
Q2
10K
DTC143ZUA
10K
Q4
10K
DTC143ZUA
AR-550/555/620/625/700/705 PCU PWB 4 - 81
8
7
6
5
8
7
6
5
D
C
B
A
PCU PWB (Input1)
MHV-Tin
(2)
MHV-T
(14)
MPLD1
(14)
MPLD1in
(3)
MTOP1
(14)
MTOP2in
(3)
MTOP1in
(3)
MPEDin
(3)
MPED
(14)
MPLD2in
(3)
LPPD
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(1
MPLD2
(14)
MPFD1in
(3)
MPFD1
(14)
MPRD1
(14)
MPFD2
(14)
(1
(1
MPFD2in
(3)
MPRD1in
(3)
LPPDin
(3)
MPRD2in
(3)
(14)
TEST3
(14)
TEST3in
(2)
TEST
(14)
TESTin
(2)
TEST2
(14)
TEST2in
(2)
MPRD2
(14)
MTOP2
(14)
(1
(1
(1
(1
(1
+3.3V1
+3.3V1
+3.3V1
+3.3V1
+5V2
+5V2
+3.3V1
+3.3V1
+3.3V1
+3.3V1
HVG
Manual
Paper
Feed
Paper
Feed
Horizontal
Paper Path
Paper Path
Paper
Output
Output
Drum / Main
Motor
Motor
Transfer
ADU
LSU
C224
102K
R3
10K
J
B
R
22A
10K
J
R
419
10K
J
R
436
10K
J
B
R
16A
10K
J
C246
102K
D113
DA204K
DA204K
K
A
C
C1
102K
R
173
10K
J
C83
102K
R
172
10K
J
R
433
10K
J
IC24
TD62503F
I1
1
I2
2
I3
3
I4
4
I5
5
I6
6
I7
7
G
8
O1
16
O2
15
O3
14
O4
13
O5
12
O6
11
O7
10
SK
9
C225
102K
C2
102K
B
R
16C
10K
J
C247
102K
B
R
16D
10K
J
C226
102K
C175
102K
D55
DAN202K
DAN202K
K
A1
A2
R4
10K
J
D53
DAN202K
DAN202K
K
A1
A2
D56
DAN202K
DAN202K
K
A1
A2
R
432
10K
J
D57
DAP202K
DAP202K
K1
K2
A
B
R
16B
10K
J
C84
102K
D54
DAP202K
DAP202K
K1
K2
A
R
437
10K
J
D5
DAN202K
DAN202K
K
A1
A2
D123
DAN202K
DAN202K
K
A1
A2
D58
DAP202K
DAP202K
K1
K2
A
D1
DAP202K
DAP202K
K1
K2
A
C81
102K
D114
DAP202K
DAP202K
K1
K2
A
R
335
10K
J
C71
102K
R
116
3K
J
R
115
3K
J
C82
102K
D130
DAP202K
DAP202K
K1
K2
A
B
R
22C
10K
J
D84
DA204K
DA204K
K
A
C
D120
DAN202K
DAN202K
K
A1
A2
B
R
22B
10K
J
C72
102K
B
R
22D
10K
J
JCT
JCT26
JCT
JCT27
JCT
JCT206
JCT
JCT30
JCT
JCT42
JCT
JCT43
JCT
JCT45
JCT
JCT47
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