Sharp AR-M276 (serv.man5) Service Manual ▷ View online
AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (OPERATION CONTROL PWB) 3 - 56
TXD_OPU
RXD_OPU
/SRDY_OPU
LCD_VEE
LCD_CON
SEG0\
SEG1\
SEG2\
SEG3\
SEG1\
SEG2\
SEG3\
CCFT
SEG0
SEG1
SEG2
SEG3
SEG1
SEG2
SEG3
/TXD_OPU
CRDY_OPU
RES_OPU
/RXD_OPU
/CRDY_OPU
/BZR_PWM
BZR_PWM
SRDY_OPU
/CCFT
/CLK_OPU
/RES_OPU
CLK_OPU
+3.3V_OP
+3.3V_OP
+5V_OP
+3.3V_OP
+3.3V_OP
R90
0J(NM)
TP186
1
TP185
1
R81
33J
C114
0.1uF(NM)
1
2
TP220
1
C54
1000pF
1000pF
1
2
TP219
1
R80
33J
D12
DAP202U
3
1
2
D10
DAN202U
DAN202U
3
2
1
R43
10KJ
10KJ
R89
0J(NM)
R44
10KJ
10KJ
R45
10KJ
10KJ
C102
0.1uF
1
2
R88
0J(NM)
R129
100J
-
+
IC14B
LM358
LM358
5
6
7
R113
10KJ(NM)
C53
1000pF
1000pF
1
2
C113
0.1uF(NM)
1
2
R112
10KJ
10KJ
R91
0J(NM)
R127
100J
IC13
TD62003AF
1
2
3
4
5
6
7
8
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
15
14
13
12
11
10
9
I1
I2
I3
I4
I5
I6
I7
GND
I2
I3
I4
I5
I6
I7
GND
O1
O2
O3
O4
O5
O6
O7
SK
O2
O3
O4
O5
O6
O7
SK
TP139
1
TP133
1
BR26 33JX4
1
8
2
7
3
6
4
5
C83 1000pF
1
2
C112
0.1uF(NM)
1
2
IC11B
74LCX14
74LCX14
3
4
14
7
IC11C
74LCX14
74LCX14
5
6
14
7
D11
DAN202U
DAN202U
3
2
1
IC11D
74LCX14
74LCX14
9
8
14
7
R93
0J(NM)
D13
DAP202U
DAP202U
3
1
2
IC11E
74LCX14
74LCX14
11
10
14
7
IC11F
74LCX14
74LCX14
13
12
14
7
C52
1000pF
1
2
R47
1.2KJ
R128
100J
D15
DAP202U
DAP202U
3
1
2
R58 1.2KJ
D14
DAN202U
DAN202U
3
2
1
-
+
IC14A
LM358
LM358
3
2
1
4
8
Q14
2SA-1162
1
2
3
IC11A
74LCX14
74LCX14
1
2
14
7
R57 10KJ
R92
0J(NM)
C111
0.1uF(NM)
1
2
R126
100J
C104
0.1uF
1
2
C57
1000pF
1000pF
1
2
TP131
1
C56
1000pF
1000pF
1
2
TP132
1
3/4
4
4
3
3
2
2
1
1
D
C
B
A
AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (OPERATION CONTROL PWB) 3 - 57
to MCU
+5V_OP
/TXD_OPU
/CLK_OPU
/RXD_OPU
RES_OPU
Standby_LED
/WakeUP_KEY
/WakeUP_KEY
SRDY_OPU
L_BT
C_BT
CRDY_OPU
RTC_125G
RTC_IO
RTC_CE
RTC_DATA
RTC_125DIR
RTC_CLK
+5V_OP
+5V
+24V_OP
+5V
+3.3V
+24V_OP
+5Vsub
BAT5
+5V_OP
+5V_
+3.3V
+3.3V_OP
+5V_OP
+3.3V_OP
+3.3V_OP
+3.3V_OP
+5V_OP
+5V_OP
TP27
1
TP225
1
TP229
1
TP213
1
IC19
74VHCT244
2
4
6
8
4
6
8
11
13
15
17
13
15
17
1
19
18
16
14
12
9
7
5
3
16
14
12
9
7
5
3
20
10
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1G
2G
2G
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
VCC
GND
R100
10KJ
R115
10KJ
10KJ
+
C92
4.7uF/35V
4.7uF/35V
R104 10KJ
C93
0.1uF
R116
10KJ
10KJ
TEST_P9
X_+3.3V_OP
X_+3.3V_OP
C118
0.1uF/50V(NM)
R114
10KJ
10KJ
R72
10KJ
10KJ
CN1
18FMN-BTK-A
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
11
12
13
14
15
16
17
18
IC15
PST3426
1
2
3
4
Vout
VDD
NC
VSS
Q15
DTC363EKA
DTC363EKA
3
1
2
R98
10KJ
R105
10KJ
TEST_P2
X_+24V_OP
TEST_P6
X_GND2B
IC20
LM317
3
2
1
VIN
VOUT
GND
D32
1SS355
C73
0.1uF
0.1uF
TP174
1
R101
10KJ
10KJ
R66
82KJ
TEST_P7
X_GND2C
TP175
1
ZD2
HZU2.0B
2
1
C90
0.1uF
0.1uF
R99
10KJ
+
C89
47uF/10V
47uF/10V
NF3
ZJSR5101-333
ZJSR5101-333
1
3
2
BT1
CR2477-H01
Q20
2SA1610
2SA1610
2
1
3
R65
1.6KJ
TEST_P4
X_GND2
Q21
2SC4716
2SC4716
2
1
3
R68
1.6KJ
1.6KJ
R102
10KJ
10KJ
R73
0J
0J
TEST_P8
X_GND2D
R103
10KJ
10KJ
FB3
CHIP INDUCTER
TEST_P5
X_GND2
R69
10KJ
10KJ
FB4
CHIP INDUCTER
TEST_P3
X_+5V_OP
X_+5V_OP
TP212
1
FB5
CHIP INDUCTER
R71
10KJ
10KJ
+
C72
4.7uF/35V
TP211
1
+
C70
47uF/10V
47uF/10V
C74
0.1uF/50V
0.1uF/50V
TP210
1
C103
0.1uF
1
2
TP228
1
NF2
ZJSR5101-333
ZJSR5101-333
1
3
2
R124 240F
R125
3.6kF 1/4W
C78
0.1uF
0.1uF
1
2
C80
0.1uF
1
2
IC16
74LCX244
2
4
6
8
4
6
8
11
13
15
17
13
15
17
1
19
18
16
14
12
9
7
5
3
16
14
12
9
7
5
3
20
10
1A1
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1A2
1A3
1A4
2A1
2A2
2A3
2A4
1G
2G
2G
1Y1
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
1Y2
1Y3
1Y4
2Y1
2Y2
2Y3
2Y4
VCC
GND
OPERATION CONTROL PWB (CONNECTOR)
8
8
7
7
6
6
5
5
D
C
B
A
AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (OPERATION CONTROL PWB) 3 - 58
to LCD UNIT
to TOUCH PANEL
to KEY PWB
to BL
SENSE3
SENSE2
SENSE0
COM2
COM1
SEG3\
SEG2\
SEG0\
SCAN4
SCAN3
SCAN2
SCAN1
SCAN0
SEG1\
SENSE1
Y2/
X2/
Y1
X1
LCD_CP2
LCD_DIS
LCD_D0
LCD_D3
LCD_D1
LCD_CP1
LCD_M
LCD_S
LCD_M
LCD_S
LCD_D2
LCD_VEE
/CCFT
/WakeUP_KEY
/START_KEY
START_LED
/BZR_PWM
COM0
SENSE4
Standby_LED
+3.3V_OP
+5Vsub
+3.3V_OP
+5V_OP
BAT5
V_OP
TP101
1
D22
DAN202U(NM)
3
2
1
TP100
1
D23
DAN202U(NM)
DAN202U(NM)
3
2
1
BR27 33JX4
1
8
2
7
3
6
4
5
C66
1
0
0
0
p
F
1
2
JP1
JUMPER
F2
Chip Fuses(NM)
+
92
7uF/35V
C93
0.1uF/50V
IC17
NJU6356EM
1
2
3
4
5
6
7
8
I/O
XT
/XT
GND
CE
CLK
DATA
VDD
C85
0.01uF/630V
1
2
C65
0.1uF
0.1uF
1
2
R83
33J
R84
22KJ
22KJ
C82
6pF
6pF
1
2
C81
6pF
6pF
1
2
BR29
22KJX4
1
8
2
7
3
6
4
5
C91
0.1uF(NM)
1
2
D27
1SS133
1
2
Q16
DTC114YUA
DTC114YUA
3
1
2
Q17
DTC114YUA
DTC114YUA
3
1
2
CN3
20FLS-SM1-TB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CN4
04FM-1.0BT
1
2
3
4
2
3
4
R97
22KJ
TP172
1
X2
MX-38T(32.768KHz)
CN6
23FMN-BTK-A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
TP169
1
TP171
1
R82
100J
R94
10KJ 1/4W
C86
33pF/3KV
33pF/3KV
1
2
TP170
1
R95
10KJ 1/4W
D16
1SS133
1
2
L1
820uH150mA
Q18
2SD1857A
Q19
2SD1857A
BR28
22KJX4
1
8
2
7
3
6
4
5
R69
10KJ
10KJ
TP105
1
R70
10KJ
10KJ
TP104
1
J
CN7
SM02(8.0)B-BHS-1-TB
1
2
TP103
1
F1
ICP-N38
TP102
1
C69
1
0
0
0
p
F
1
2
TP107
1
C79
0.1uF
1
2
C
6
8
1000p
F
1
2
TP106
1
T1
TEI-16S
11
8
2
1
4
5
6
C
6
7
1000p
F
1
2
TP99
1
C84
1
0
0
0
p
F
1
2
D28
DAP202U(NM)
DAP202U(NM)
3
1
2
TP98
1
D29
DAP202U(NM)
DAP202U(NM)
3
1
2
4/4
4
4
3
3
2
2
1
1
D
C
B
A
AR-M236/M276/M237/M277 CIRCUIT DIAGRAM (KEY PANER PWB) 3 - 59
4. KEY PANER PWB
SENSE0
SENSE1
SENSE2
SENSE1
SENSE2
SCAN0
SCAN1
SCAN2
SCAN1
SCAN2
SCAN4
SEG0/
SEG1/
SEG2/
SEG3/
COM0
COM1
COM2
SEG0/
SEG1/
SEG2/
SEG3/
COM0
COM1
COM2
START_LED
BZR_PWM/
START_LED
/START_KEY
SCAN3
BZR_PWM/
SEG1/
SEG2/
COM1
SEG0/
COM0
SEG3/
COM2
SENSE3
SENSE4
SENSE4
+5Vsub
+5Vsub
LED4
LTL-1LHLE-002A
1
2
LED8
LTL-1LHLE-002A
1
2
LED11
LTL-1LHLE-002A
1
2
LED5
LTL-1LHLE-002A
1
2
LED6
LTL-1LHLE-002A
1
2
LED10
LTL-1LHLE-002A
1
2
LED12
LTL-1LHLE-002A
1
2
LED7
LTL-1LHLE-002A
1
2
LED9
LTL-1LHLE-002A
1
2
LED3
LTL-1LHLE-002A
1
2
R7
1kJ(1/4w)
1kJ(1/4w)
1
2
BZ1
PS1720P02
1
2
LED2
LTL-1LHLE-002A
1
2
R2
160J(1/4w)
160J(1/4w)
R1
160J(1/4w)
LED1
LTL-1LHLE-002A
1
2
R3
160J(1/4w)
R4
160J(1/4w)
R5
160J(1/4w)
R6
160J(1/4w)
CN1
23FMN-BMT-TF
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
11
12
13
14
15
16
17
18
19
20
21
22
23
KEY PANER PWB
8
8
7
7
6
6
5
5
D
C
B
A
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