Read Sharp AR-NB2 (serv.man10) Service Manual online
AR-NB2
CIRCUIT DIAGRAM
7 – 13
<NMI>
<DEBUG LED>
<Manual Initialization>
<Manual RESET>
M/R
1
SUB
2
GND
3
VOUT
4
VCC
5
5
6
3
4
9
8
5
6
11
10
1
1
2
2
13
12
1
2
11
10
9
8
2
1
3
9
10
8
12
13
11
9
8
1
2
3
1
2
3
4
4
5
6
1
2
3
4
5
6
1
2
3
4
3
4
IC24
PST598CN
D9
LT1P67A
NOASM
IC38C
TC74LCX14FT
IC25B
TC74LCX14FT
R192
220
IC38D
TC74LCX14FT
IC3C
TC74LCX14FT
R194
10K
C173
0.1uF
IC38E
TC74LCX14FT
TP374
R188
36K
SW1
SKHHLUA010
IC38F
TC74LCX14FT
R191
220
TP700
TP372
D8
LT1P67A
NOASM
IC25A
TC74LCX14FT
TP402
C177
0.1uF
TP755
IC25E
TC74LCX14FT
TP701
TP472
R186
0
NOASM
IC25D
TC74LCX14FT
TP392
C176
0.1uF
TP760
D6
RB451F
D11
LT1P67A
NOASM
R187
10K
C175
0.47uF
TP404
R284
0
NOASM
C238
0.47uF
D10
LT1P67A
NOASM
IC36C
TC74LCX08FT
R193
220
R195
220
TP702
C171
0.47uF
NO ASM
IC36D
TC74LCX08FT
TP703
TP757
C240
0.47uF
IC3D
TC74LCX14FT
C226
0.1uF
TP758
TP454
IC36A
TC74LCX08FT
R189
10K
C174
0.47uF
TP403
TP391
C202
0.1uF
TP759
SW3
SKHUPBE010
NOASM
C237
0.47uF
NO ASM
IC36B
TC74LCX08FT
C234
0.1uF
R260
10K
C225
0.47uF
C239
0.47uF
SW2
SKHUPBE010
NOASM
IC25C
TC74LCX14FT
TP373
TP761
TP453
IC38A
TC74LCX14FT
IC3B
TC74LCX14FT
C170
0.1uF
IC38B
TC74LCX14FT
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCC
VCC
VCCIO
VCCIO
VCCIO
NMI
2,16
DBG_LED1
2,16
DBG_LED0
2,16
DBG_LED3
2,16
DBG_LED2
2,16
CGRESET
2,16
PONRST
2,7,9,10,11,15
WDRST
2,16
PIO_SW
2,16
INT2
2,16
A
B
C
D
8765
4
3
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
8765
4
3
1
1
2
2
3
4
5
6
7
8
D
C
B
A
13/16
RESET/LED
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