Sharp AR-NB3 (serv.man4) Service Manual ▷ View online
AR-NB3
CIRCUIT DIAGRAM
7 – 11
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
11/16
USB CONTROLLER
1:48MHz oscillator is used
0:12MHz crystal is used
1:
P
o
r
t
1
,
2
a
c
t
iv
e
0:4ports active
Po
r
t
3
.
4
i
n
a
c
ti
v
e
PCIAD9
PCIAD25
PCIAD28
PCIAD29
PCIAD15
PCIBE0
PCIBE2
PCIAD14
PCIAD10
PCIAD1
PCIAD21
PCIAD8
PCIAD22
PCIAD31
PCIAD0
PCIAD19
PCIAD23
PCIAD5
PCIAD7
PCIAD16
PCIBE3
PCIAD13
PCIAD11
PCIAD4
PCIAD12
PCIAD6
PCIAD17
PCIAD24
PCIAD26
PCIAD30
PCIAD27
PCIBE1
PCIAD20
PCIAD18
PCIAD2
PCIAD3
PCIINTA
2,9,10
PCIGNT0
4,15
PCIREQ0
4,15
P
F
RAME
4,9,10
PIRDY
4,9,10
PTRDY
4,9,10
PDEVSEL
4,9,10
PCIAD11
4,9,10
PSTOP
4,9,10
PPERR
4,9,10
PSERR
4,9,10
PPAR
4,9,10
P
O
NRST
2,7,9,10,13,15
PCICLK0
4,16
LINK1
1
2
O
C
1
12,1
6
D
M
1
12,1
5
D
P
1
12,1
5
PCIAD[31:0]
4,9,10
PCIBE[3:0]
4,9,10
PWE1
12,1
6
PME
4,10,16
O
C
2
12,1
6
D
M
2
12,1
5
D
P
2
12,1
5
PWE2
12,1
6
VCCIO
VCCIO
VCCIO
VCCIO
A
V
AUX
VCCIO
VCCIO
P
L
L
_AUX
VCCIO
VCCIO
VCCIO
A
V
AUX
P
L
L
_AUX
VCCIO
VCCIO
VCCIO
VCCIO
TP430
R167
0
TP626
TP440
R16
9
12k_1%
C13
0
0.1uF
R16
8
0
C13
1
10u
F
R16
3
10k
NOASM
TP627
Y3
HC-49/U-S
1
2
MHz
C15
0
0.1uF
R15
8
10k
NOAS
M
L12
BLM18PG121SN1D
1
2
TP628
R159
10k
NOASM
C123
10uF
C128
1
0
0pF
TP
445
R162
10k
NOAS
M
C129
0.01uF
TP437
C12
1
4
7
0pF
R15
7
1
0
C12
4
10u
F
TP629
TP452
TP442
C20
6
0.1uF
R16
1
10k
NOAS
M
TP429
TP630
L11
BLM18PG121SN1
D
1
2
R16
4
10k
R160
10k
NOAS
M
TP756
R16
5
1
k
NOASM
C12
6
0.01uF
R151
4.7k
C134
22pF
R15
2
4.7k
C12
7
1
0
0pF
TP667
C125
0.1uF
TP439
C14
8
0.1uF
C13
6
1
0
00pF
C149
0.1uF
C122
0.1uF
C13
7
1000pF
C139
1
0
00pF
C140
1
0
00pF
R14
6
10k
NOASM
R14
7
0
TP441
TP444
TP435
IC21
ISP1561B
M
84
82
81
79
78
77
75
74
71
70
68
67
66
64
63
62
46
44
43
42
40
39
38
36
32
31
30
28
27
26
24
23
72
60
47
34
16
22
20
35
48
50
51
52
54
55
56
58
59
18
19
4
6
14
21
29
37
45
53
61
69
76
83
86
128
104
111
118
124
94
9
7
8
11
12
13
15
88
87
107
103
110
117
123
102
109
116
122
90
97
106
120
89
96
105
119
95
100
114
127
92
99
113
126
91
98
112
125
93
108
115
121
5
85
101
80
73
65
57
49
41
33
25
17
10
73
65
57
49
41
33
25
17
10
1
2
3
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8
AD9
AD10
AD11
AD12
AD13
AD14
AD15
AD16
AD17
AD18
AD19
AD20
AD21
AD22
AD23
AD24
AD25
AD26
AD27
AD28
AD29
AD30
AD31
C/BE0#
C/BE1#
C/BE2#
C/BE3#
INTA#
REQ#
GNT#
IDSEL
FRAME#
IRDY#
TRDY#
DEVSEL#
STOP#
CLKRUN#
PERR#
SERR#
PAR
RST#
PCICLK
PME#
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
AGND
AGND
AGND
AGND
GND_RREF
SEL2PORTS
IRQI
IRQI2
A20OUT
KBIRQ1
MUIRQI2
SMI#
XOUT
XIN
RREF
DP1
DP2
DP3
DP4
DM1
DM2
DM3
DM4
PWE1#
PWE2#
PWE3#
PWE4#
OC1#
OC2#
OC3#
OC4#
GRN1
GRN2
GRN3
GRN4
AMB1
AMB2
AMB3
AMB4
GLNK1
GLNK2
GLNK3
GLNK4
AVAUX
AVAUX
AVAUX
AVAUX
VAUX
VAUX
AVAUX_PLL
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
48Msel/TEST0
SCL/TEST1
SDA/TEST2
C205
4
7
0pF
TP613
R15
4
10k
C145
0.1uF
TP428
R14
8
10k
TP443
TP431
TP438
TP618
TP617
TP621
TP614
C147
1
0
00pF
R14
9
0
NOASM
C13
8
1000pF
TP622
C146
1
0
00pF
R15
3
10k
TP623
C14
1
0.1uF
TP624
C14
2
0.1uF
C13
5
22p
F
C14
3
0.1uF
TP448
L13
BLM18PG121SN1
D
1
2
C20
7
0.1uF
TP625
C144
0.1uF
AR-NB3
CIRCUIT DIAGRAM
7 – 12
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
12/16
USB CONNECTOR
V
B
US1
V
B
US2
PWE1
11,1
6
DM1
1
1
,15
D
P
1
1
1,1
5
OC1
11,1
6
DM2
1
1
,15
D
P
2
1
1,1
5
PWE2
11,1
6
OC2
11,1
6
LINK1
11
VCC
5Volt
5Volt
VCCIO
5Volt
5Volt
C154
0.1uF
TP697
C23
0
0.1uF
NOAS
M
C15
9
0.1uF
+
C23
1
220uF
/1
6
V
NOAS
M
L25
DLW2
1
S
N
9
0
0
S
Q
2
NOAS
M
1
4
2
3
C15
7
1
0
00pF
C23
2
1
0
00pF
NOASM
R27
2
15k
NOAS
M
C15
3
1000pF
R27
1
15k
NOAS
M
IC3E
TC74LCX14
F
T
11
10
TP565
TP434
R26
9
10k
IC3F
TC74LCX14
F
T
13
12
C155
0.01uF
R174
560
TP567
TP463
D4
L
T
L
-155GHA
R18
4
560
C15
6
10u
F
IC23
BD651
3
F
7
1
2
3
4
8
5
6
IN
ENA
FLGA
FLGB
ENB
OUTA
OUTB
GND
C16
4
10u
F
C15
8
10u
F
R211
10k
R175
10k
D2
L
T
1
P
67A
TP432
R27
0
10k
R17
2
10k
IC29E
TC74LCX14
F
T
11
10
C23
3
0.1uF
R17
3
10k
IC29F
TC74LCX14
F
T
13
12
TP
696
R17
7
15k
R274
560
NOASM
C15
1
0.1uF
D18
L
T
1
P
67A
NOASM
+
C15
2
220uF
/1
6
V
R17
8
15k
L14
DLW2
1
S
N
9
0
0
S
Q
2
1
4
2
3
C20
1
0.1uF
C166
1
0
0pF
L15
BLM18PG121SN1
D
1
2
C165
0.1uF
TP464
CN9
UAR27-4K
5
J
0
0
3
6
5
4
1
2
1A
4A
5A
6A
2A
3A
D+
SHIELD
SHIELD
GND
VBUS
D-
VBUS
GND
SHIELD
SHIELD
D-
D+
AR-NB3
CIRCUIT DIAGRAM
7 – 13
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
<NMI>
<DEBUG LED>
<Manual Initialization>
<Manual RESET>
N
M
I
2,16
DBG_
L
E
D
1
2,16
DBG_
L
E
D
0
2,16
DBG_
L
E
D
3
2,16
DBG_
L
E
D
2
2,16
CGRESET
2,16
P
O
NRST
2
,7
,9
,1
0
,1
1
,1
5
WDRS
T
2,16
PIO_SW
2,16
INT2
2,16
RTCBU
S
O
E
_
8
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCC
VCC
VCCIO
VCCIO
VCC
VCC
D9
LT
1P67A
NOASM
IC24
P
S
T
598CN
1
2
3
4
5
M/R
SUB
GND
VOUT
VCC
IC25B
TC74LCX14
F
T
3
4
IC38C
TC74LCX14
F
T
5
6
R19
2
220
IC3C
TC74LCX1
4
F
T
5
6
IC38D
TC74LCX1
4
F
T
9
8
C17
3
0.1uF
R194
10
K
IC38E
TC74LCX1
4
F
T
11
10
R188
3
6
K
TP374
IC38F
TC74LCX14
F
T
13
12
SW1
SKHHLUA
0
1
0
1
2
1
2
TP700
R19
1
220
D8
LT
1P67A
NOASM
TP372
TP402
IC25A
TC74LCX1
4
F
T
1
2
C17
7
0.1uF
IC39
ELM7SH
1
4
1
2
5
4
3
NC
In
Vdd
Out
GND
TP
755
IC25E
TC74LCX14
F
T
11
10
TP
472
TP701
R186
0
NOASM
IC25D
TC74LCX1
4
F
T
9
8
C176
0.1uF
TP392
TP
760
R187
10K
D11
LT
1P67A
NOASM
D6
RB451
F
2
1
3
TP404
C17
5
0.47uF
C23
8
0.47uF
R284
0
NOASM
D10
LT
1P67A
NOASM
IC36C
TC74LCX08
F
T
9
10
8
R19
3
220
R19
5
220
C17
1
0.47uF
NO A
S
M
TP702
IC36D
TC74LCX08
F
T
12
13
11
C24
7
0.1uF
TP703
TP762
TP757
C24
0
0.47uF
IC3D
TC74LCX14
F
T
9
8
C226
0.1uF
TP758
IC36A
TC74LCX08
F
T
1
2
3
TP454
R189
10
K
C17
4
0.47uF
TP403
C202
0.1uF
TP391
TP759
SW3
S
K
H
UPBE010
NOASM
1
2
3
4
C23
7
0.47uF
NO A
S
M
IC36B
TC74LCX08
F
T
4
5
6
C23
4
0.1uF
R260
10K
C239
0.47uF
C225
0.47uF
IC25C
TC74LCX14
F
T
5
6
SW2
S
K
H
UPBE010
NOASM
1
2
3
4
TP373
TP
761
IC3B
TC74LCX14
F
T
3
4
IC38A
TC74LCX14
F
T
1
2
TP453
C17
0
0.1uF
IC38B
TC74LCX14
F
T
3
4
AR-NB3
CIRCUIT DIAGRAM
7 – 14
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
14/16
POWER
VCCINT = 1.5V
VCC = 5V
VCCIO = 3.3V
VCCIO = 3.3V
VCC = 5V
VCCINT = 1.5V
<TX4927AF Internal POWER 1.5V>
VCC
VCCIO
VCCINT
VCCIO
VCC
VCCIO
VCC
VCCINT
TP460
R20
4
0
TP
9
1
+
C18
6
470uF
/16V
TP
8
1
D13
1SS35
5
TP574
+
C22
7
470uF
/16V
NOASM
TP704
TP
7
1
C18
2
0.1uF
1
2
TP
4
1
C18
3
0.1uF
1
2
C19
7
0.47uF
TP
5
1
+
C18
4
470uF
/16V
C188
0.01uF
1
2
TP455
TP575
TP457
R200
100K/0.
1
W
1
2
R19
8
3
K
_1%
1
2
C242
0.47uF
C19
1
0.1uF
1
2
+
C19
2
220uF
/1
6
V
1
2
D14
D
1
FM3-4103
L21
RCH-108
-680
4
2
PJ1
H
E
C
3610-010010
2
3
4
2
3
4
R19
9
12K_
1
%
1
2
C196
100
0
p
F
TP548
C19
3
0.1uF
1
2
D15
D
1
F
M
3-4103
C219
4
7
0pF
TP569
IC31
NJM2360M
7
1
2
3
4
8
5
6
S1
CS
ES
CT
GND
CD
INVIN
V+
L20
RCH-108-6
8
0
4
2
TP459
TP
698
+
C21
2
22uF/1
6
V
R217
MCR50JZHFLR330
1
2
+
C19
0
220uF
/16V
FS3
TR/0603FA 1A
-
T
1
2
1
2
R20
3
0
NOASM
IC27
M
D
3221N
1
6
18
19
20
21
23
24
25
26
27
28
29
30
31
32
2
3
4
5
7
8
9
11
12
13
14
16
10
15
17
22
R/C
VCC
VDD
VDD
VDD
VDD
VGH
VB
OCL+
GND
OCL-
ampOUT
amp-
ampIN
2.5V/3.3V
S/S
Vref
OSC
GND
LC
Vboot
P.GND1
VGL
VOUT
VOUT
VOUT
VOUT
P.GND2
N/C
N/C
N/C
N/C
+
C18
7
10uF/1
6
V
1
2
C189
0.47uF
+
C22
8
470uF
/16V
NOASM
TP467
TP699
FS4
TR/0603FA 2.5A
-T
1
2
12
TP456
+
C211
22uF/1
6
V
C24
1
0.47uF
TP458
TP549
D7
L
T
L
-155GHA
R206
560
TP461
TP425
R262
2K_1
%
NOASM
1
2
+
C213
22uF/1
6
V
FS2
TR/0603FA 2.5A -
T
1
2
1
2
IC37
NJM2360M
NOAS
M
7
1
2
3
4
8
5
6
S1
CS
ES
CT
GND
CD
INVIN
V+
C22
9
4
7
0pF
NOAS
M
TP573
+
C200
47uF/16
V
1
2
R261
MCR50JZHFLR330
NOASM
1
2
+
C180
47uF/1
6
V
1
2
TP572
R263
1.2K
_
1
%
NOASM
1
2
D16
D
1
FM3-4103
NOASM
TP
6
1
TP571
L24
RCH-108-6
8
0
NOASM
4
2
TP570
Click on the first or last page to see other AR-NB3 (serv.man4) service manuals if exist.