AR-M276 (serv.man5). Circuit Diagram. - Sharp Copying Equipment Service Manual (repair manual). Page 94

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AR-M236/M276/M237/M277  PCL PWB (AR-P17)  4 - 13
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
CPU POWER
12/12
PVSS
2
PVSS1
PVSS1
PVSS2
DBG_LED3
2
DBG_LED1
2
DBG_LED0
2
DBG_LED2
2
F_DBG_LED0
12
F_DBG_LED1
12
F_DBG_LED3
12
F_DBG_LED2
12
+3.3V
+1.5V
+1.5V
+3.3V
PVDD2
PVDD1
PVDD2
PVDD1
+3.3V
+5.0V
+1.5V
+5.0V
+1.5V
+3.3V
+3.3V
T
P
583
TP
2
1
L10
BLM41PG
600SN1
1
2
TP
1
1
R223
10
C168
0.1uF
C166
0.1uF
F1
ROHM ICP-S1.2
C177
0.1uF
C169
0.1uF
C163
0.1uF
C190
0.1uF
C154
0.1uF
R240
470
C186
0.1uF
T
P
238
C170
0.1uF
C164
0.1uF
C144
0.1uF
T
P
595
D8
SM
L-21
0
M
T
T
P
239
C155
0.1uF
C178
0.1uF
D10
SM
L-21
0
M
T
D6
SM
L-21
0
M
T
T
P
240
TP
3
1
C183
0.1uF
IC29
NJM2360A
M
1
2
3
4
5
6
7
8
Cs
Es
Ct
GND
IN+
V+
Si
Cd
C161
0.1uF
T
P
207
C156
0.1uF
C182
0.1uF
T
P
241
T
P
596
R230
10
C187
0.1uF
R231
10
C162
0.1uF
C180
0.1uF
T
P
208
R235
220
C148
1000pF
C203
0.1uF
C171
0.1uF
R227
3K/1%
T
P
209
R232
10
R228
15K/1%
C181
0.1uF
T
P
210
C172
0.1uF
C147
68nF
C152
0.1uF
IC2D
7
4
LCX
08M
T
C
12
13
11
C159
0.1uF
C179
0.1uF
T
P
562
R236
220
TX4927&
3
7
 4
/5
IC1D
TMPR4927/4
9
3
7
R24
R25
P24
P25
A24
B5
C3
C9
C18
D12
D14
D16
D19
D21
D25
E4
E7
F22
F25
H4
H25
M3
M23
N5
N23
P5
R4
T4
T24
U24
V3
V4
V22
W23
Y22
AA3
AB7
AB23
AC5
AC8
AC9
AC13
AC14
AC15
AD1
AE2
AC16
AE21
AE24
AE26
AF9
AF11
AF20
AF23
D4
D8
D10
D15
D17
D23
F5
G5
H23
K4
K23
M4
P22
R23
U4
U23
W4
AC4
AC10
AC12
AC17
AC19
AC23
A13
A23
B26
D2
D6
D9
E5
E8
E10
E12
E15
E17
E18
E19
E22
H5
H22
J23
K5
K22
L23
M5
M22
N4
N24
P2
P4
R5
R22
T1
T26
U5
U22
U26
V1
V2
V24
W3
W5
W22
W24
Y3
AA4
AA23
AB5
AB8
AB10
AB12
AB13
AB14
AB15
AB17
AB19
AB22
AB24
AB26
AC2
AC3
AC6
AC21
AC24
AD4
AD5
AD8
AD9
AD11
AD19
AD20
AD23
AE12
AE14
AE18
AE23
AF1
AF5
AF10
AF16
AF18
AF26
PLL1VDD_A
PLL1VSS_A
PLL2VDD_A
PLL2VSS_A
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VDDIN
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
+
C146
10uF/16V
R233
220
NoASM
C160
0.1uF
R229
10
T
P
567
C150
68nF
D5
SM
L-21
0
M
T
T
P
623
C149
1000pF
C173
0.1uF
D9
SM
L-21
0
M
T
R225
10
C174
0.1uF
R234
220
T
P
566
L12
BLM41PG
600SN1
1
2
T
P
564
L11
BLM41PG
600SN1
1
2
D3
SM
L-21
0
M
T
+
C145
10uF/16V
L13
BLM41PG
600SN1
1
2
R237
470
T
P
568
T
P
624
C185
0.1uF
T
P
565
C204
0.1uF
R226
10
IC2B
7
4
LCX
08M
T
C
4
5
6
T
P
569
R222
0.24ohm/0.5W
T
P
600
D4
SM
L-21
0
M
T
T
P
570
C157
0.1uF
R238
470
C188
0.1uF
D2
D1FM3
T
P
571
C158
0.1uF
+
C142
120uF/10V
T
P
584
C153
0.1uF
L9
SLF12575T-22
1
M
1
R
3
1
2
C175
0.1uF
C184
0.1uF
D7
SM
L-21
0
M
T
C151
220pF
TX4927
&
3
7
 5
/5
IC1E
TMPR4927/4
9
3
7
K10
K11
K12
K13
K14
K15
K16
K17
L10
L11
L12
L13
L14
L15
L16
L17
M10
M11
M12
M13
M14
M15
M16
M17
N10
N11
N12
N13
N14
N15
N16
N17
P10
P11
P12
P13
P14
P15
P16
P17
R10
R11
R12
R13
R14
R15
R16
R17
T10
T11
T12
T13
T14
T15
T16
T17
U10
U11
U12
U13
U14
U15
U16
U17
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
T
P
601
R239
470
C176
0.1uF
+
C141
220uF/6.3V
C189
0.1uF
R224
10
C143
0.1uF
C167
0.1uF
C165
0.1uF
<TX4927AF Internal POWER 1.5V>
<DEBUG LED>
C203: Place near IC2
C204: Place near IC4
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