Sharp AR-NB2 (serv.man10) Service Manual ▷ View online
AR-NB2
CIRCUIT DIAGRAM
7 – 9
<PCI_Slot [A]>
PCIAD19
PCIAD24
PCIAD27
PCIAD7
PCIAD30
PCIAD10
PCIAD25
PCIAD20
PCIAD21
PCIAD14
PCIAD28
PCIAD15
PCIAD2
PCIBE3
PCIAD16
PCIBE1
PCIAD4
PCIAD0
PCIAD31
PCIAD6
PCIBE2
PCIAD1
PCIAD5
PCIAD18
PCIAD29
PCIAD12
PCIBE0
PCIAD26
PCIAD3
PCIAD11
PCIAD22
PCIAD23
PCIAD9
PCIAD13
PCIAD8
PCIAD17
1
1
2
2
3
3
5
5
7
7
9
9
11
11
13
13
15
15
17
17
19
19
4
4
6
6
8
8
10
10
12
12
14
14
16
16
18
18
20
20
21
21
22
22
23
23
29
29
30
30
24
24
25
25
26
26
27
27
28
28
31
31
32
32
33
33
34
34
35
35
36
36
37
37
38
38
39
39
40
40
41
41
42
42
43
43
44
44
45
45
46
46
47
47
48
48
49
49
50
50
51
51
52
52
53
53
54
54
55
55
56
56
57
57
58
58
59
59
60
60
61
61
62
62
63
63
64
64
65
65
66
66
67
67
68
68
69
69
70
70
71
71
72
72
73
73
74
74
75
75
76
76
77
77
78
78
79
79
80
80
81
81
82
82
83
83
84
84
85
85
86
86
87
87
88
88
89
89
90
90
91
91
92
92
93
93
94
94
95
95
96
96
97
97
98
98
99
99
100
100
C216
10uF
C217
10uF
CN7
TX25-100P-12ST-H1
R126
10
VCCIO
VCCIO
VCC
VCC
VCC
PCIREQ2
4,15
PLOCK
4
4
PCIGNT2
4,15
PCIINTA
2,10,11
PCIAD[31:0]
4,10,11
PCICLK2
4
4
PONRST
2,7,10,11,13,15
PSERR
4,10,11
PIRDY
4,10,11
PDEVSEL
4,10,11
PTRDY
4,10,11
PSTOP
4,10,11
PPERR
4,10,11
PPAR
4,10,11
PFRAME
4,10,11
PCIBE[3:0]
4,10,11
PCIINTB
2
2
HDD_POWER
2
2
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
9/16
PCI CONNECTOR
AR-NB2
CIRCUIT DIAGRAM
7 – 10
<ETHERNET CONNECTOR>
<ETHER>
PCIAD11
PCIAD29
PCIAD17
PCIAD16
PCIAD8
PCIAD26
PCIAD21
PCIAD5
PCIAD19
PCIAD18
PCIAD22
PCIAD2
PCIAD4
PCIAD30
PCIAD23
PCIAD13
PCIAD14
PCIAD3
PCIAD6
PCIAD31
PCIAD24
PCIAD1
PCIAD15
PCIAD9
PCIAD20
PCIAD7
PCIAD28
PCIAD27
PCIAD0
PCIAD12
PCIAD25
PCIAD10
PCIBE0
PCIBE1
PCIBE2
PCIBE3
CS
1
SK
2
DI
3
DO
4
GND
5
NC
6
NC
7
VCC
8
1
2
1
2
1
2
X1
17
X2
18
NC
34
VREF
40
RESERVED
41
NC
42
NC
43
TPRDM
45
TPRDP
46
NC/RESERVED
48
RESERVED
50
TPTDM
53
TPTDP
54
PMEN/CLKRUNN
59
PCICLK
60
INTAN
61
RSTN
62
GNTN
63
REQN
64
AD31
66
AD30
67
AD29
68
AD28
70
AD27
71
AD26
72
AD25
73
AD24
74
CBEN3
75
IDSEL
76
AD23
78
AD22
79
AD21
81
AD20
82
AD19
83
AD18
86
AD17
87
AD16
88
CBEN2
89
FRAMEN
91
IRDYN
92
TRDYN
93
DEVSELN
95
STOPN
96
PERRN
97
SERRN
98
PAR
99
CBEN1
100
AD15
101
AD14
102
AD13
104
AD12
105
AD11
106
AD10
108
AD9
109
AD8
110
CBEN0
111
AD7
112
AD6
113
AD5
115
AD4
116
AD3
118
AD2
119
AD1
120
AD0
121
3VAUX
122
PWRGOOD
123
RESERVED
127
MCSN
129
MRDN
130
MWRN
131
MD0
132
MD2
134
MD3
135
MD5
139
MD6
140
MD7
141
MDIO
4
MDC
5
RXCLK
6
RXD0/MA6
7
RXD1/MA7
10
RXD2/MA8
11
RXD3/MA9
12
RXOE
13
RXER/MA10
14
RXDV/MA11
15
TXD0/MA12
22
TXD1/MA13
23
TXD2/MA14
24
TXD3/MA15
25
COL
28
CRS
29
TXEN
30
TXCLK
31
MA0/LEDACTN
142
MA2/LED100N
144
MA1/LED10N
143
MA5
3
EESEL
128
MA4/EECLK
2
MA3/EEDI
1
MD4/EEDO
138
MD1/CFGDISN
133
1
2
RXAVDD1/AUXVDD_39
39
RXAVDD2/AUXVDD_47
47
TXDVDD/AUXVDD_56
56
TXDVSS/VSS_51
51
MACVDD1/AUXVDD_58
58
MACVDD2/NC
125
PCIVDD1
69
PCIVDD2
80
PCIVDD3
94
PCIVDD4
107
PCIVDD5
117
VDDIO2/C1
19
VDDIO4/NC
85
VDDIO1/AUXVDD_9
9
VDDIO3/AUXVDD_27
27
VDDIO5/AUXVDD_137
137
PHYVDD1/AUXVDD_21
21
PHYVDD2/AUXVDD_33
33
FSVDD/NC
36
RXAVSS1/VSS_38
38
RXAVSS2/VSS_44
44
TXIOVSS1/VSS_52
52
TXIOVSS2/VSS_55
55
MACVSS1/VSS_57
57
MACVSS2/NC
124
PCIVSS1
65
PCIVSS2
77
PCIVSS3
90
PCIVSS4
103
PCIVSS5
114
VSSIO2/VSS_16
16
VSSIO4/NC
84
VSSIO1/VSS_8
8
VSSIO3/VSS_26
26
VSSIO5/VSS_136
136
PHYVSS1/VSS_20
20
PHYVSS2/VSS_32
32
FSVSS/VSS_35
35
SUBGND1/NC
37
SUBGND2/VSS_49
49
SUBGND3/NC
126
1
2
TX+
1
TX-
2
CT
3
NC
4
NC
5
CT
6
RX+
7
RX-
8
LeftLED_A
9
LeftLED_K
10
RightLED_A
11
RightLED_K
12
1
2
TP579
R144
10K
R127
0
NOASM
TP608
IC20
CAT93C46SI-TE13
R213
0
TP593
C120
0.1uF
C96
0.01uF
C103
0.01uF
C93
0.1uF
TP386
C107
0.01uF
TP594
TP598
TP607
R143
1K
NOASM
C92
0.1uF
TP378
C110
0.01uF
TP595
R134
10
TP606
TP588
TP474
C112
1000pF
C99
0.1uF
TP592
TP383
TP597
TP368
TP605
R136
0
C111
0.01uF
TP399
TP604
L7
BLM18BB121SN1D
L8
BLM18BB121SN1D
TP389
C204
10uF
R133
0
NOASM
TP591
TP377
TP580
TP587
L9
BLM18BB121SN1D
NO ASM
C108
1000pF
TP385
TP581
TP603
C113
0.01uF
C203
0.47uF
IC19A
DP83816AVNG
TP380
TP582
L6
BLM18BB121SN1D
C104
1000pF
TP583
C114
0.01uF
C236
0.47uF
TP601
C89
0.1uF
TP451
TP584
C115
0.01uF
TP388
R145
10K
TP387
C116
0.01uF
TP473
R286
10K
TP585
IC19B
DP83816AVNG
TP590
R285
10K
C117
0.01uF
TP382
TP740
C105
0.1uF
TP398
C118
0.01uF
TP375
C102
1000pF
TP376
TP596
R138
0
C119
0.01uF
TP600
R140
0
TP612
L10
BLM18BB121SN1D
NO ASM
TP384
C91
10uF
TP578
R131
0
R139
470
TP611
C98
0.01uF
R141
470
C97
0.1uF
R142
10K_1%
TP610
C101
0.01uF
R132
54.9
R128
49.9
TP599
R135
54.9
C90
10uF
R129
0
C109
0.1uF
TP609
TP379
TP589
C100
10pF
TP586
C106
0.1uF
R130
49.9
TP564
CN8
J0026D21G
L5
BLM18BB121SN1D
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
VCCIO
PCIAD[31:0]
4,9,11
PSERR
4,9,11
PCICLK1
4,16
PCIGNT1
4,15
PCIREQ1
4
,15
PCIBE[3:0]
4,9,11
PCIINTA
2,9,11
PCIAD12
4,9,11
PONRST
2,7,9,11,13,15
PIRDY
4,9,11
PDEVSEL
4,9,11
PTRDY
4,9,11
PSTOP
4,9,11
PPERR
4,9,11
PPAR
4,9,11
PFRAME
4
,9,11
LEDACTN
LED10N
16
LED100N
LEDACTN
LED100N
LED10N
16
PME
4
,11,16
CLK
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
10/16
ETHER CONTROLLER
AR-NB2
CIRCUIT DIAGRAM
7 – 11
1:48MHz oscilator is used
0:12MHz crystal is used
1:Port1,2 active
0:4ports active
Port3.4 inactive
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
1
2
1
2
AD0
84
AD1
82
AD2
81
AD3
79
AD4
78
AD5
77
AD6
75
AD7
74
AD8
71
AD9
70
AD10
68
AD11
67
AD12
66
AD13
64
AD14
63
AD15
62
AD16
46
AD17
44
AD18
43
AD19
42
AD20
40
AD21
39
AD22
38
AD23
36
AD24
32
AD25
31
AD26
30
AD27
28
AD28
27
AD29
26
AD30
24
AD31
23
C/BE0#
72
C/BE1#
60
C/BE2#
47
C/BE3#
34
INTA#
16
REQ#
22
GNT#
20
IDSEL
35
FRAME#
48
IRDY#
50
TRDY#
51
DEVSEL#
52
STOP#
54
CLKRUN#
55
PERR#
56
SERR#
58
PAR
59
RST#
18
PCICLK
19
PME#
4
DGND
6
DGND
14
DGND
21
DGND
29
DGND
37
DGND
45
DGND
53
DGND
61
DGND
69
DGND
76
DGND
83
DGND
86
DGND
128
AGND
104
AGND
111
AGND
118
AGND
124
GND_RREF
94
SEL2PORTS
9
IRQI
7
IRQI2
8
A20OUT
11
KBIRQ1
12
MUIRQI2
13
SMI#
15
XOUT
88
XIN
87
RREF
107
DP1
103
DP2
110
DP3
117
DP4
123
DM1
102
DM2
109
DM3
116
DM4
122
PWE1#
90
PWE2#
97
PWE3#
106
PWE4#
120
OC1#
89
OC2#
96
OC3#
105
OC4#
119
GRN1
95
GRN2
100
GRN3
114
GRN4
127
AMB1
92
AMB2
99
AMB3
113
AMB4
126
GLNK1
91
GLNK2
98
GLNK3
112
GLNK4
125
AVAUX
93
AVAUX
108
AVAUX
115
AVAUX
121
VAUX
5
VAUX
85
AVAUX_PLL
101
VDD
80
VDD
73
VDD
65
VDD
57
VDD
49
VDD
41
VDD
33
VDD
25
VDD
17
VDD
10
48Msel/TEST0
1
SCL/TEST1
2
SDA/TEST2
3
1
2
TP430
R167
0
TP626
TP440
R169
12k_1%
C130
0.1uF
R168
0
C131
10uF
R163
10k
NOASM
TP627
Y3
HC-49/U-S
12MHz
C150
0.1uF
R158
10k
NOASM
L12
BLM18PG121SN1D
TP628
R159
10k
NOASM
C123
10uF
C128
100pF
TP445
R162
10k
NOASM
C129
0.01uF
TP437
C121
470pF
R157
10
C124
10uF
TP629
TP452
TP442
C206
0.1uF
R161
10k
NOASM
TP429
TP630
L11
BLM18PG121SN1D
R164
10k
R160
10k
NOASM
TP756
R165
1k
NOASM
C126
0.01uF
R151
4.7k
C134
22pF
R152
4.7k
C127
100pF
TP667
C125
0.1uF
TP439
C148
0.1uF
C136
1000pF
C149
0.1uF
C122
0.1uF
C137
1000pF
C139
1000pF
C140
1000pF
R146
10k
NOASM
R147
0
TP441
TP444
TP435
IC21
ISP1561BM
C205
470pF
TP613
R154
10k
C145
0.1uF
TP428
R148
10k
TP443
TP431
TP438
TP618
TP617
TP621
TP614
C147
1000pF
R149
0
NOASM
C138
1000pF
TP622
C146
1000pF
R153
10k
TP623
C141
0.1uF
TP624
C142
0.1uF
C135
22pF
C143
0.1uF
TP448
L13
BLM18PG121SN1D
C207
0.1uF
TP625
C144
0.1uF
VCCIO
VCCIO
VCCIO
VCCIO
AVAUX
VCCIO
VCCIO
PLL_AUX
VCCIO
VCCIO
VCCIO
AVAUX
PLL_AUX
VCCIO
VCCIO
VCCIO
VCCIO
PCIINTA
2,9,10
PCIGNT0
4,15
PCIREQ0
4,15
PFRAME
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
PONRST
2,7,9,10,13,15
PCICLK0
4,16
LINK1
12
OC1
12,16
DM1
12,15
DP1
12,15
PCIAD[31:0]
4,9,10
PCIBE[3:0]
4,9,10
PWE1
12,16
PME
4,10,16
OC2
12,16
DM2
12,15
DP2
12,15
PWE2
12,16
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
11/16
USB CONTROLLER
AR-NB2
CIRCUIT DIAGRAM
7 – 12
VBUS1
VBUS2
11
10
13
12
IN
7
ENA
1
FLGA
2
FLGB
3
ENB
4
OUTA
8
OUTB
5
GND
6
11
10
13
12
1
2
D+
3
SHIELD
6
SHIELD
5
GND
4
VBUS
1
D-
2
4
1
3
2
4
1
3
2
VBUS
1A
GND
4A
SHIELD
5A
SHIELD
6A
D-
2A
D+
3A
C154
0.1uF
TP697
C230
0.1uF
NOASM
C159
0.1uF
C231
220uF/16V
NOASM
+
L25
DLW21SN900SQ2
NOASM
C157
1000pF
C232
1000pF
NOASM
R272
15k
NOASM
C153
1000pF
R271
15k
NOASM
IC3E
TC74LCX14FT
TP565
TP434
R269
10k
IC3F
TC74LCX14FT
C155
0.01uF
R174
560
TP567
TP463
D4
LTL-155GHA
R184
560
C156
10uF
IC23
MIC2026-2BM
C164
10uF
C158
10uF
R211
10k
R175
10k
D2
LT1P67A
TP432
R270
10k
R172
10k
IC29E
TC74LCX14FT
C233
0.1uF
R173
10k
IC29F
TC74LCX14FT
TP696
R177
15k
R274
560
NOASM
C151
0.1uF
D18
LT1P67A
NOASM
C152
220uF/16V
+
R178
15k
L14
DLW21SN900SQ2
C201
0.1uF
C166
100pF
L15
BLM18PG121SN1D
C165
0.1uF
TP464
CN9
UAR20-4K2100
VCC
5Volt
5Volt
VCCIO
5Volt
5Volt
PWE1
11,16
DM1
11,15
DP1
1
1,15
OC1
11,16
DM2
11,15
DP2
1
1,15
PWE2
11,16
OC2
11,16
LINK1
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
12/16
USB CONNECTOR
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