Sharp AL-1456 (serv.man15) Service Manual ▷ View online
AL-1555 CIRCUIT DIAGRAM 13 - 9
For SPF/DSPF Model Only
For SPF/DSPF Model Only
For DSPF Model Only
To Main motor
To Fan motor
To Interlock switch
To LSU
For JTAG
To Cassette detect
To Cassette paper
solenoid
To Duplex motor
For debug
For checker
Not mounted
For DSPF Model Only
To Toner motor
To Paper pass detect
To Paper out detect
To HL unit
To Multi unit
To Cover open detect
To 2nd. cassette
To SPF unit
(5-C1)
(7-C3)
(5-C3)
(5-C3)
(7-B3)
(7-C4)
(5-C1)
(5-C2)
(5-C2)
(5-D1)
(4-C4)
(2-A2)
(2-C4)
(2-D1)
(2-D1)
(2-D1)
(1-B1)
(1-B3)
(1-B3)
(1-D3)
(6-B2)
(6-B2)
(6-D3)
(6-D3)
(6-D4)
(6-D4)
(7-C1)
(5-C3)
(7-C2)
(7-C2)
(7-C3)
(7-C4)
(7-C4)
(7-C4)
(4-A2)
(5-C3)
(5-C3)
(5-D3)
(7-C1)
(5-C3)
(7-C4)
(7-C4)
(5-B2)
(6-C2)
(6-C2)
(7-C2)
(5-B2)
(5-B2)
(5-B2)
(6-C2)
(6-C2)
(7-C3)
To DV unit
with CRUM
(7-C3)
For CRUM Model Only
To Resist roller
solenoid
or KDS226
or KDS121
or KDS120
or KDS226
SDA
SCL
SDA
SCL
1
2
3
2
1
1
2
1
1
2
2
3
3
2
1
1
1
3
3
5
5
7
7
9
9
11
11
13
13
2
2
4
4
6
6
8
8
10
10
12
12
14
14
1
2
1
2
1
2
1
2
1
2
1
1
2
2
3
3
1
1
2
2
3
3
1
2
1
1
2
2
3
3
4
4
1
1
2
2
3
3
4
4
5
5
1
1
2
2
3
3
1
1
2
2
3
3
4
4
5
5
6
6
1
2
1
2
1
2
1
2
1
2
1
1
3
3
5
5
7
7
9
9
11
11
13
13
15
15
17
17
2
2
4
4
6
6
8
8
10
10
12
12
14
14
16
16
18
18
1
1
3
3
5
5
7
7
9
9
11
11
13
13
15
15
17
17
19
19
21
21
23
23
2
2
4
4
6
6
8
8
10
10
12
12
14
14
16
16
18
18
20
20
22
22
24
24
1
1
3
3
5
5
7
7
9
9
2
2
4
4
6
6
8
8
10
10
2
1
2
1
2
1
1
1
2
2
3
3
4
4
1
1
2
2
1
1
2
2
2
1
1
1
2
2
3
3
4
4
5
5
1
1
2
2
3
3
4
4
5
5
1
1
3
3
5
5
7
7
9
9
2
2
4
4
6
6
8
8
10
10
1
2
3
1
2
3
2
1
2
1
2
1
1
1
2
2
3
3
4
4
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
1
1
2
2
3
3
1
1
2
2
3
3
2
1
1
2
3
2
1
2
1
2
1
2
1
D140
DA204K
R242
10kJ
C305
1000p
CN109
B3B-PH-K-S
R244
1kJ
CN115
B14B-PHDSS-B
C310
1000p
C311
1000p
C312
1000p
C308
0.1u
C309
1000p
CN111
B3B-PH-K-R
CN113
B3B-PH-K-S
C304
1000p
CN118
B4B-PH-K-S
CN114
B05B-XASK-1
CN108
B3B-PH-K-K
CN125
B6B-PH-K-S
C303
1000p
C307
1000p
C306
1000p
C313
0.1u/50V
C314
0.1u/50V
CN119
B18B-PHDSS-B
CN122
B24B-PHDSS-B
CN121
9204B-2-10
R248
10kJ
R249
10kJ
R250
10kJ
CN112
B4B-PH-K-S
CN116
B2P-VH-R
CN124
B2P-VH
R251
150J
1/4W
CN120
B5B-PH-K-S
CN123
B5B-PH-K-R
B10B-PHDSS-B
CN106B
D141
DAN202U
D142
DAP202U
R272
10J
R273
300J
R274
300J
B4B-PH-K-R
CN106A
CN107
08FE-BT-VK-N
CN110
B3B-PH-K-S
CN117
B3B-PH-K-E
R282
1kJ
D143
DA204K
R245
390J
1/4W
R247
390J
1/4W
R253
390J
1/4W
R246
390J
1/4W
PGND
PGND
PGND
PGND
PGND
PGND
INT24V
5V
24V
24V
24V
24V
24V
5V
24Vdup
24VM
5V
24V
5V
VCC3
INT5V
24V
VCC3
24V
VCC3
5V
24V
5V
5V
5V
5V
5V
5V
SPMT_0
SDSW
SPPD
SB4D
SPID
SPMT_3
/SGS
/SRRC
/SPUS
SPMT_2
SPMT_1
PPD3
POD
/CPFS2
/RRS
(SDOD)
CED2
PPD1
PPD2
MFD
/MPFS
TMA_O
TMB_O
TxD1
MMLD
/MMD
VFMOUT
/VFMCNT
24V1(DSWS)
/VIDEO
PMCLK_A
PMRDY
/PMD
SHOLD
SDA
SCL
CPUNRST
/DMT_0
/DMT_1
/DMT_2
/DMT_3
/CPFS1
CED1
/LDEN
JTG_TDO
JTG_TCK
JTG_TMS
JTG_TDI
/SYNC
RTH_IN
TCS
DVSEL
/SPFS
MCU PWB (CONNECTOR SECTION 2)
9/9
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
AL-1555 CIRCUIT DIAGRAM 13 - 10
LEDM
f1
e1
a1
g1
d1
b1
c1
a2
g2
d2
f2
e2
b2
c2
a3
g3
d3
e3
b3
c3
LEDM
f3
OP-CLK
OP-DATA
DRST
DRST
OP-LATCH
KIN1
KIN2
SELIN3
SELIN2
ONL
PSL
5VEN
PSW
SELIN1
D-GND
5V
D-GND
D-GND
D-GND
OP-STB
3
2
1
3
2
1
3
2
1
/Q3
33
/Q4
34
/Q5
36
/Q6
37
/Q7
38
/Q9
40
/Q10
41
/Q11
42
/Q17
1
/Q18
2
/Q19
3
/Q20
4
/Q21
6
/Q22
7
/Q23
8
/Q24
9
/Q25
10
/Q26
11
/Q12
43
/Q13
45
/Q14
46
/Q15
47
/Q8
39
/Q2
32
/Q1
31
VCC
63
/STROBE
51
BEO
49
/LATCH
50
S IN
30
CLOCK
64
S OUT
19
GND1
5
GND2
14
GND3
35
GND4
44
GND5
62
/Q31
17
/Q30
16
/Q29
15
/Q28
13
/Q27
12
/Q32
18
/Q16
48
1
2
3
D0
4
D1
3
D2
2
D3
1
D4
15
D5
14
D6
13
D7
12
A
11
B
10
C
9
G
7
W
6
Y
5
D0
4
D1
3
D2
2
D3
1
D4
15
D5
14
D6
13
D7
12
A
11
B
10
C
9
G
7
W
6
Y
VCC
GND
VCC
GND
5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
PE
C317
200PF
C312
1000p
C319
200PF
TPL
C322
N.M.
C302
1000p
C320
N.M.
ME
R357
1KJ
R349
120J
RPL
C321
N.M.
R362
5
10J
R310
100J
R352
1KJ
AE
C305
1000p
R356
510J
JPL
R313
100J
R317
1KJ
EXD
R312
100J
EXN
D304
1SS133
R308
100J
EXL
D305
1SS133
R321
100J
D302
1SS133
CS1L
R324
100J
EXMODK
BPL
D303
1SS133
R319
100J
D307
1SS133
R332
120J
R302
100J
R329
120J
D309
1SS133
R336
100J
D310
1SS133
R333
120J
C327
200PF
R322
100J
D306
1SS133
R328
120J
EXUPK
R318
100J
R330
120J
D308
1SS133
OLK
Q301
KRA225S
1UPK
R341
120J
D301
1SS133
SCNK
R345
120J
R316
4.7KJ
R342
120J
C309
1000p
C324
N.M.
R315
4.7KJ
C318
22000PF
R335
1KJ
R311
4.7KJ
R344
120J
Q303
KRA225S
R340
1KJ
R346
120J
R355
4.7KJ
ZUPK
R347
120J
R323
4.7KJ
R348
120J
R338
1KJ
R325
4.7KJ
R343
120J
g1
R320
4.7KJ
Q302
KRA225S
f1
R303
4.7KJ
R360
1KJ
e1
DUPK
R337
4.7KJ
LC7935AN
IC303
d1
R305
4.7KJ
c1
MAGK
R306
4.7KJ
g3
b1
R327
100J
g2
a1
R301
4.7KJ
f3
DAA2
C304
1000p
SJAL
C303
1000p
CLK
ZPL
C314
1000p
SCNL
R331
120J
R309
100J
R361
120J
R307
4.7KJ
e3
SPFL
C306
1000p
d3
CS2L
CRSK
R354
470J
R326
4.7KJ
c3
3RE
R353
470J
R314
100J
b3
2RE
10UPK
N.M.(MPL)
a3
1RE
C301
47uF/16V
DU21
NOR
ONLL
C325
22000PF
PSW
1ENR
CN302
S3B-PH-K-S
f2
IC302
74HC151
R334
120J
R350
150J
d2
ZDWK
IC301
74HC151
e2
R358
150J
c2
2ENR
C323
0.1uF
CN301
18FE-ST-VK-N
b2
C311
0.1uF
C313
1000p
a2
C315
1000p
DAA1
C326
200PF
C307
1000p
BPK
DPL
R351
150J
C308
1000p
DU22
R304
1.5KJ
C310
1000p
EXDWK
PML
R359
1.5KJ
C316
1000p
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
5VEN
ONL
PSL
ONL
PSL
5VEN
2. OPERATION PWB
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
AL-1555 CIRCUIT DIAGRAM 13 - 11
3. I/F PWB
F.G
F.G
VMO
OEN
/AUTOFD
/INTI
5VEN
VPO
USB_IN
VMIN
5VEN
VPIN
RCV
3.3V
SUSPEND
PE
SLCT
PARAAD4
PARAAD7
PARAAD0
PARAAD1
PARAAD3
PARAAD5
PARAAD6
REV
/ACK
BUSY
/FAULT
/SLCTIN
/STB
D_CONT
PARAAD2
IF_DET
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
HD
1
A9
2
A10
3
A11
4
A12
5
A13
6
Vcc
7
A1
8
A2
9
GND
10
A3
11
A4
12
A5
13
A6
14
GND
15
A7
16
A8
17
Vcc
18
PLHin
19
A14
20
A15
21
A16
22
A17
23
HLH
24
HLHin
25
C17
26
C16
27
C15
28
C14
29
PLH
30
Vcc-cable
31
B8
32
B7
33
GND
34
B6
35
B5
36
B4
37
B3
38
GND
39
B2
40
B1
41
Vcc-cable
42
Y13
43
Y12
44
Y11
45
Y10
46
Y9
47
DIR
48
NC
1
OE#
2
RCV
3
VP
4
VM
5
SUSPEND
6
GND
7
NC
8
SPEED
9
D-
10
D+
11
VPO
12
VMO
13
VCC
14
+5V
1
D-
2
D+
3
GND
4
Shield
A
1
GND
3
VCC
5
B
2
Y
4
D-GND
30
D-GND
26
HLHIN
35
D-GND
27
/INIT
31
D-GND
28
SG
16
D-GND
29
NC
15
SLCT
13
NC
34
Data 0
2
Data 1
3
FG
17
Data 2
4
D-GND
19
Data 3
5
D-GND
20
Data 5
7
D-GND
21
Data 6
8
D-GND
22
/SLCT IN
36
D-GND
23
/AUTO FD
14
D-GND
24
D-GND
25
/D STB
1
PLHOUT
18
/ACK
10
BUSY
11
PE
12
/FAULT
32
Data 4
6
Data 7
9
D-GND
33
Shield
C424
0.1u
R408
22J
CN403
35FE-BT-VK-N
C423
0.1u
R409
22J
R410
22J
R411
22J
C408
100p
C407
100p
R401
N.M.
C406
100p
R423
1.5kJ
C405
100p
C410
100p
C409
100p
C411
100p
C404
100p
L401
N.M.
L405 beads
C426
100p
C413
100p
R403
24J
R412
22J
C403
0.1u
C412
100p
R402
24J
IC403
74LVX161284
R427
10kJ
R413
22J
C415
100p
IC401
USB_Transceiver
C414
100p
C418
100p
C422
100p
C417
100p
C416
330p
C419
100p
L402
N.M.
R429
10kJ
L404
N.M.
R430
24J
R405
22J
R426
10kJ
C402
47u/16V
+
C420
0.1u
CN402
USB_CN
R418
22J
R428
10kJ
R419
22J
R424
10kJ
L403
N.M.
R422
22J
C425
0.1u
D401
11EQS06
C427
0.1u
R420
3.3KJ
D402
ZENER_6.2V
R414
22J
IC402
NC7S08M5
R415
22J
C421
0.1u
R416
22J
R404
N.M.(1.5kJ)
R417
22J
R421
22J
CN401
IEEE1284_CN
R406
22J
R407
22J
R425
10kJ
C401
47u/16V
+
3.3V1
3.3V1
3.3V1
5V1
3.3V1
3.3V1
5V1
5V2
5V1
5V2
3.3V1
3.3V1
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
AL-1555 CIRCUIT DIAGRAM 13 - 12
1
A
B
C
D
E
F
G
H
2
3
4
5
6
1
2
3
4
5
6
4. POWER SUPPLY
5. NOISE FILTER CIRCUIT
POWER SUPPLY (220V/240V)
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