NEC Barracuda Service Manual page 158

5
U6
SA_D0
47 2
3,7,12 SA_D0 A0 B0
SA_D1
46 3
3,7,12 SA_D1 A1 B1
SA_D2
44 5
3,7,12 SA_D2
A2 B2
SA_D3
43 6
3,7,12 SA_D3 A3 B3
SA_D4
41 8
3,7,12 SA_D4 A4 B4
SA_D5
40 9
3,7,12 SA_D5
A5 B5
SA_D6
38 11
3,7,12 SA_D6 A6 B6
SA_D7
37 12
3,7,12 SA_D7 A7 B7
SA_D8
36 13
3,7,12 SA_D8
A8 B8
SA_D9
35 14
D 3,7,12 SA_D9 A9 B9
SA_D10
33 16
3,7,12 SA_D10 A10 B10
SA_D11
32 17
3,7,12 SA_D11
A11 B11
SA_D12
30 19
3,7,12 SA_D12
A12 B12
SA_D13
29 20
3,7,12 SA_D13 A13 B13
SA_D14
27 22
3,7,12 SA_D14 A14 B14
SA_D15
26 23
3,7,12 SA_D15
A15 B15
EXT_BUS_DIR
1
T/R1
4 24
GND0 T/R2
10
GND1
15 48 SA_BUS_ON#
GND2 OE1
21 25
GND3 OE2
28
GND4
34 7
GND5 VCC0
39 18
GND6 VCC1
45 31
GND7 VCC2
42
VCC3
74LVCH16245
U7
SA_A16
47 2
3 SA_A16 1A1 1Y1
SA_A17
46 3
3 SA_A17 1A2 1Y2
SA_A18
44 5
3 SA_A18
1A3 1Y3
SA_A19
43 6
3 SA_A19
1A4 1Y4
SA_A20
C 41 8
3 SA_A20 2A1 2Y1
SA_A21
40 9
3 SA_A21
2A2 2Y2
SA_A22
38 11
3 SA_A22 2A3 2Y3
SA_A23
37 12
3 SA_A23 2A4 2Y4
SA_A24
36 13
3 SA_A24 3A1 3Y1
SA_A25
35 14
3,7 SA_A25 3A2 3Y2
33 16
4,5 SA_PSKTSE#
3A3 3Y3
32 17
4 SA_PREG# 3A4 3Y4
SA_POE#
30 19
4 SA_POE#
4A1 4Y1
29 20
4 SA_PWE#
4A2 4Y2
SA_PIOR# 27 22
4 SA_PIOR# 4A3 4Y3
26 23
4 SA_PIOW# 4A4 4Y4
EXT_BUS_ON#
1 4
1OE GND1
48 10
2OE GND2
25 15
3OE GND3
VCC3
24 21
4OE GND4
28
GND5
7 34
VCC1 GND6
18 39
VCC2 GND7
31 45
C34 C202
VCC3 GND8
0.1U 0.1U
42
VCC4
0402 0402
16V 16V
74LVCH16244
B
A
5
4
SA_A0
3 SA_A0
EXT_D0 SA_A1
3,12 SA_A1
EXT_D1 SA_A2
3,12 SA_A2
EXT_D2 SA_A3
3,12 SA_A3
EXT_D3
EXT_D4 SA_A4
3 SA_A4
EXT_D5 SA_A5
3 SA_A5
EXT_D6 SA_A6
3 SA_A6
EXT_D7 SA_A7
3 SA_A7
EXT_D8
EXT_D9 SA_A8
3 SA_A8
EXT_D10 SA_A9
3 SA_A9
EXT_D11 SA_A10
3 SA_A10
EXT_D12 SA_A11
3 SA_A11
EXT_D13
EXT_D14 SA_A12
3 SA_A12
EXT_D15 SA_A13
3 SA_A13
SA_A14
3 SA_A14
SA_A15
3 SA_A15
EXT_BUS_ON#
7 EXT_BUS_ON#
VCC3
VCC3
C199
C32
0.1U 0.1U C33 C200
0402 0402 0.1U 0.1U
16V
16V 0402 0402
16V 16V
EXT_A16
EXT_A17
EXT_A18
EXT_A19
EXT_A20
EXT_A21
EXT_A22
1 R274
EXT_A23
U8
SA_PCE1#
2
4 SA_PCE1# 1A1
EXT_A24 SA_PCE2#
4
4 SA_PCE2# 1A2
EXT_A25
6
5,7 SA_RST1 1A3
EXT_PSKTSE#
8
1A4
EXT_PREG# EXT_PWAIT#
11
2A1
EXT_IOIS16# 13
2A2
EXT_POE#
15
2A3
EXT_PWE#
17
2A4
EXT_PIOR#
EXT_PIOW# EXT_BUS_ON#
1
1OE
19
2OE
74LVC244A_V
4 SA_CDEXT
R328
100K
0402
5%
VCC_3VSB
4
3
U5
EXT_A0
47 2
1A1 1Y1
EXT_A1
46 3
1A2 1Y2
EXT_A2
44 5
1A3 1Y3
EXT_A3
43 6
1A4 1Y4
EXT_A4
41 8
2A1 2Y1
EXT_A5
40 9
2A2 2Y2
EXT_A6
38 11
2A3 2Y3
EXT_A7
37 12
2A4 2Y4
EXT_A8
36 13
3A1 3Y1
EXT_A9
35 14
3A2 3Y2
EXT_A10
33 16
3A3 3Y3
EXT_A11
32 17
3A4 3Y4
EXT_A12
30 19
4A1 4Y1
EXT_A13
29 20
4A2 4Y2
EXT_A14
27 22
4A3 4Y3
EXT_A15
26 23
4A4 4Y4
1 4
1OE GND1
48 10
2OE GND2
25 15
3OE GND3
24 21
4OE GND4
28
GND5
VCC_3VSB
7 34
VCC1 GND6
18 39
VCC2 GND7
31 45
VCC3 GND8
42
VCC4
74LVCH16244
R427
100K/NA
SLOT1_IRQ#
0 2
EXT_PCE1#
18
1Y1
EXT_PCE2#
16
1Y2
EXT_RST1
R275 0/NA
14 1 2
1Y3
12
1Y4
9
2Y1 SA_PWAIT# 4,5
7
2Y2 SA_IOIS16# 4,5
5
2Y3
3
2Y4
20
VCC VCC3
10
GND
C35
0.1U
TSSOP20
0402
16V
VCC_3VSB
R327
Q25 100K
0402
IRLML6402
5%
EXT_CD1#
G
VCC_3VSB
R329
Q26 100K
0402
IRLML6402
5%
EXT_CD4#
G
11 CHARGE_DET#
3
2
R422 R423
J15
0/NA 0/NA
R425
1 2 1 51 1
7 A0VPP
EXT_CD1#
2 52 1
3 53
7 SLOT0_EN0
EXT_D0 EXT_A0
4 54
EXT_D1 EXT_A1
5 55
EXT_D2
6 56 EXT_A2
EXT_D3 EXT_A3
7 57
EXT_D4 EXT_A4
8 58
EXT_D5 EXT_A5
9 59
EXT_D6 EXT_A6
10 60
EXT_D7 EXT_A7
11 61
EXT_D8 EXT_A8
12 62
EXT_D9 EXT_A9
13 63
EXT_D10 EXT_A10
14 64
EXT_D11 EXT_A11
15 65
EXT_D12 EXT_A12
16 66
EXT_D13 EXT_A13
17 67
EXT_D14 EXT_A14
18 68
EXT_D15 EXT_A15
19 69
EXT_PWAIT# EXT_A16
20 70
EXT_IOIS16# EXT_A17
21 71
EXT_PREG# EXT_A18
22 72
EXT_POE# EXT_A19
23 73
EXT_PCE1# EXT_A20
24 74
EXT_PCE2# EXT_A21
25 75
EXT_PWE# EXT_A22
26 76
EXT_PIOR# EXT_A23
27 77
EXT_PIOW# EXT_A24
28 78
EXT_PSKTSE# EXT_A25
29 79
EXT_RST1
30 80
31 81
SLOT1_IRQ#
32 82
4 SLOT1_IRQ#
33 83
SA_CDKT1#
34 84
4,5 SA_CDKT1#
35 85
36 86
4 JTAG_TDO
37 87
4,5 JTAG_TMS
38 88
4,5 JTAG_TCK
39 89
4,5 JTAG_TDI
40 90
41 91
42 92
8 EXT_IN_L
43 93
8 EXT_IN_R
44 94
45 95
46 96
VCC3
47 97
CHARGE_DET2#
48 98
49 99
4,5 GAUGE2
EXT_BAT_DET
50 100
12 L/S#
GND1 PWR1
BATT_CON
GND2 PWR2
BAT_IN
GND3 PWR3
GND4 PWR4
GND5
GND6
FPC/FFC/0.5MM/50PX2
WD-100S4V-VF-N
JAE
A
VCC3 VCC3
R373
100K
0402
5%
U9A
CHARGE_DET2#
1
3
2
CHARGE_DET1# 16
74LVC08
TSSOP14
VCC3
U9B
4 SA_POE#
EXT_BUS_DIR
6
SA_PIOR#
5
74LVC08
TSSOP14
MiTAC International Corp.
2
1
0402
2
A1VPP 7
0
2
VS1# 7
SLOT0_EN1 7
D
VCC_3VSB
C212
+ 47U
COM3_TXD 4
3216/TT
COM3_DTR# 7
6.3V
COM3_RTS# 7
COM3_RXD 4,5
COM3_RI 7
COM3_CTS# 7
COM3_DCD# 7
COM3_DSR# 7
I2C_SDA 11
I2C_SCL 11
EXT_PWR_ON 4
EXT_CD4#
C
EXT_BAT_DET 15
VCC_P+
BATT_CON 15,16
BAT_IN 13,15
BATT_CON
BAT_IN
C188 C189
4.7U 4.7U
0805 0805
+80-20% +80-20%
B
VCC3
U9D
12
11
13
74LVC08
TSSOP14
VCC3
U9C
9 SA_PCE1#
SA_BUS_ON#
8
SA_PCE2#
10
74LVC08
TSSOP14
A
PCB P/N :316142200001
PCB;PWA-BARRACUDA/MAIN BD
Project Title
PWA;PWA-BARRACUDA/MAIN BD
Pag Title
ROCKETEER & BUFFER
Document 411142200001 Rev
01
Number
, 27, 200 1
星期四 十二月
Date: Sheet 6 of 16
1