DOWNLOAD Sharp AR-M236 (serv.man4) Service Manual ↓ Size: 3.71 MB | Pages: 100 in PDF or view online for FREE

Model
AR-M236 (serv.man4)
Pages
100
Size
3.71 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Circuit Diagram.
File
ar-m236-sm4.pdf
Date
PREV: Sharp AR-M236 (serv.man3) Service Manual / Specification

Sharp AR-M236 (serv.man4) Service Manual ▷ View online

AR-M236/M276/M237/M277  CIRCUIT DIAGRAM (MCU PWB)  3 - 28
(1-4D)
(10-2A)
(1-4D)
HTEMP2
RTH2#
/THOPEN2
/THOPEN1
RTH2
/THOPEN
TCDA#
ERTH
TCDA
3.3V
3.3V
3.3V
3.3V
5V
5V
3.3V
3.3V
5V
3.3V
5V
5V
0.1u
C387
1M
F
R
300
22000p
C386
3kF
R
302
10kF
R
293
100kF
R
294
330
R297
100
R298
1.
2kF
R
320
22000p
C413
22000p
C392
DA204K
D212
K
A
KA
DA204K
D214
K
A
KA
MA700
D100
10kF
R
325
0.1u
C180
R270
4.7k
t
RT100
103AT-2
1
2
R
272
NP(R)
R205
100
R
209
10k
C
351
0.
1u
R271
4.7k
R208
330
D201
DA204K
K
A
KA
13kF
R
301
R175
100
+
-
IC124B
LMV358
5
6
7
8
4
C
213
0.
1u
+
-
IC213B
LMV358
5
6
7
8
4
C390
0.1u
+
-
IC219B
NJM2903
5
6
7
8
4
+
-
IC214B
NJM2903
5
6
7
8
4
IC133
NC7S08M5X
1
2
4
5
3
+
-
IC201B
LMV358
5
6
7
8
4
NB588
1
NB589
1
NB585
1
NB591
1
NB592
1
NB583
1
NB582
1
NB580
1
NB579
1
C
C
D
D
E
E
4
3
2
1
14/16
AR-M236/M276/M237/M277  CIRCUIT DIAGRAM (MCU PWB)  3 - 29
/FW_DTC
/PRINTERWU
/POFFR
Standby_LED
PSS
T
S
POFFR#
EXTRS
/WakeUpKey
/PSSTS
/FAXW
U
DEV
DEV_HIS
CLD_
S
T
R
T
FW
3.3Vsub
5Vsub
5Vsub
3.3Vsub
5Vsub
5Vsub
5Vsub
5Vsub
5Vsub
5Vsub
5Vsub
5Vsub
5Vsub
R148
10k
R149
10k
R150
4.7k
C294
0.1u
R263
100
R147
47k
Q201
DTC1
1
4
E
K
A
IN
GND
OUT
R265
10k
R264
47k
R146
100
IC207E
74HC0
4
M
T
C
11
10
14
7
IC207F
74HC0
4
M
T
C
13
12
14
7
IC207C
74HC04
M
T
C
5
6
14
7
IC207B
74HC0
4
M
T
C
3
4
14
7
IC207A
74HC0
4
M
T
C
1
2
14
7
IC207D
74HC04
M
T
C
9
8
14
7
D203
MA70
4
W
A
2
3
1
R539
100
C507
1000
p
R540
100
R538
100
C506
1000
p
NB609
1
NB602
1
NB604
1
NB607
1
NB603
1
NB605
1
NB608
1
NB610
1
NB606
1
NB601
1
NB600
1
Q10
0
RN2102
3
1
2
NB613
1
+
-
IC501B
NJM290
3
5
6
7
8
4
R529
3.6k
R530
22
C504
0.1u
C505
2.2uF/25V
R531
6.2k
R533
6.2k
DA204
K
D502
K
A
KA
NB594
1
NB598
1
NB593
1
NB599
1
C509
0.1u
NB513
1
IC113
PIC16F630
Vdd
1
RA5
2
RA4
3
RA3
4
RC5
5
RC4
6
RC3
7
RC2
8
RC1
9
RC0
10
RA2
11
RA1
12
RA0
13
Vss
14
R567
47k
C152
0.1u
R566
47k
R563
47k
R562
10k
R565
47k
NB597
1
NB596
1
R568
100
C515
100p
R569
47k
R570
47k
NB665
1
NB667
1
NB668
1
NB664
1
NB666
1
R564
47k
R573
10k
R532
22
NB595
1
NB672
1
+
-
IC501A
NJM2903
3
2
1
8
4
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
MCU PWB (P
o
wer Sa
ve)
15/16
AR-M236/M276/M237/M277  CIRCUIT DIAGRAM (MCU PWB)  3 - 30
3.3V
C204
0.1u
C207
0.1u
C209
0.1u
C212
0.1u
C232
0.1u
C236
0.1u
C238
0.1u
C273
0.1u
C278
0.1u
C241
0.1u
C289
0.1u
C266
0.1u
C293
0.1u
C298
0.1u
C312
0.1u
C333
0.1u
C360
0.1u
C328
0.1u
C408
0.1u
C411
0.1u
C361
0.1u
C396
0.1u
C420
0.1u
C427
0.1u
C431
0.1u
C406
0.1u
C414
0.1u
C416
0.1u
C419
0.1u
C443
0.1u
C466
0.1u
C469
0.1u
C323
0.1u
C376
0.1u
C322
0.1u
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
MCU PWB (Noise Filter SECTION)
16/16
AR-M236/M276/M237/M277  CIRCUIT DIAGRAM (IMC PWB)  3 - 31
2. IMC PWB
JINTRN
ASICIRQ
PWOFF
A[19..1]
ASICCS
RAMCS1
FLBUSY
XSTBY
XNMI
RAMCS0
ROMCS0
LED1
VCC3
VCC3
VCC3
VCC3
VCC3
C306
0.
1u
C201
0.
1u
C278
100p(NP)
IC
H8S
116
117
118
119
120
121
122
49
33
40
24
15
42
41
50
43
34
45
30
46
51
47
48
25
31
16
20
11
37
32
21
26
12
22
13
6
17
7
1
8
2
14
9
23
18
38
27
123
124
125
126
127
128
29
19
28
3
4
5
10
35
36
39
44
P15/
PO13/
T
IOCB1/
T
CLKC
P14/
PO12T
IO
CA1
P13/
PO11/
T
IOCD0/
T
CLKB
P12/
PO10/
T
IOCC0/
T
CLKA
P11/
PO9/
T
IOCB0/
DACK1
P10/
PO8/
T
IOCA0/
DACK0
PD0/
D8
P67/CS7/IRQ3
PE0/
D0
PA0/A16
PB0/A8
PE1/
D2
PE1/
D1
PD1/
D9
PE3/
D3
P66/C56/IRQ2
PE4/
D4
PA5/A21/IRQ5
PE5/
D5
PE6/
D6
PE7/
D7
PA1/A17
PA6/A22/IRQ6
PB1/A9
PB4/A12
PC4/A4
P65/IRQ1
PA7/A23/IRQ7
PB5/A13
PA2/A18
PC5/A5
PB6/A14
PC6/A6
PC0/A0
PB2/A10
PC1/A1
PG3/CS1
PC2/A2
PG4/CS0
PC7/A7
PC3/A3
PB7/A15
PB3/A11
P64/IRQ0
PA3/A19
MD0
MD1
MD2
PG0/CAS
PG1/CS3
PG2/CS2
PA4/A20/IRQ4
VSS
VSS
VSS
N.C
VCC
VSS
VSS
VSS
VCC
VSS
BR168 33X4
1
8
2
7
3
6
4
5
C293
0.
1u
BR130
1
0
K
X
4
1
8
2
7
3
6
4
5
C359
0.
1u
C261
0.
1u
1
8
2
7
36
C361
0.
1u
BR159
1
0
K
X
4
1
8
2
7
3
6
4
5
BR138
1
0
K
X
4
1
8
2
7
3
6
4
5
BR181 33X4
1
8
2
7
3
6
4
5
C251
0.
1u
C358
0.
1u
TP17
1
TP16
1
C208
0.
1u
C238
0.
1u
C200
0.
1u
C313
0.
1u
C215
0.
1u
C276
100p(NP)
C323
0.
1u
BR180 33X4
1
8
2
7
3
6
4
5
C217
0.
1u
C309
0.
1u
C364
0.
1u
TP21
1
C344
0.
1u
C280
0.
1u
C269
0.
1u
C354
0.
1u
C267
0.
1u
C295
0.
1u
C352
0.
1u
BR183
10kX4
1
8
2
7
3
6
4
5
C243
0.
1u
C279
0.
1u
BR190 33X4
1
8
2
7
3
6
4
5
R320
3
3
R318
3
3
C331
0.
1u
C277
100p(NP)
BR158
1
0
K
X
4
1
8
2
7
3
6
4
5
R319
3
3
R317
3
3
R316
3
3
C244
0.
1u
BR169 33X4
1
8
2
7
3
6
4
5
R314
3
3
C335
0.
1u
C255
0.
1u
R315
3
3
TP11
1
C246
0.
1u
C308
0.
1u
TP18
1
R313
3
3
C204
0.
1u
TP20
1
TP19
1
C281
0.
1u
BR192
10kX4
1
8
2
7
3
6
4
5
C205
0.
1u
D[15..0]
(11-B3)
(2-A1) (1-D2)
(8-C2) (3-A3) (2-A4) (11-B3)
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
(7-D2)
(3-B3) (11-B4)
(11-B2)
D[15..0]
D0
D1
D2
D3
D6
D5
D4
D7
D8
D9
D10
D11
D12
D13
D14
D15
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
A
A
B
B
C
C
4
3
2
1
IMC PWB
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