Service manual
Schematic Diagrams
B-31
Schematic Diags
IEEE 1394 TSB43AB21
Sheet 30 of 39
IEEE1394
TSB43AB21
VCC3
VCC3
VCC3
VCC3
VCC3
C/BE#[0:3]
AD[0:31]
AD20
C/BE#1
AD9
AD7
C/BE#3
DEVSEL#
PREQ#1
AD15
AD16
STOP#
AD8
AD26
PHYSCLK
PHYSCLK
AD1
IRDY#
AD6
AD28
C/BE#0
AD4
G_RST#
AD2
AD14
AD21
TRDY#
AD10
AD29
AD25
AD12
GNT#1
AD0
AD19
GATERST#
PERR#
FRAME#
AD18
AD24
PCLK_1394
AD3
AD5
PHYSDATA
AD30
PHYSDATA
AD11
AD13
AD23
C/BE#2
AD22
AD27
AD31
AD17
PAR
INT#B
INT#F
PCLK_1394
TPA0-
TPB0+
TPB0-
SERR#
TPA0+
C338
4.7U(0805)
R698 56.2
R291 10K
C359
0.1U
TSB43AB21
POWER CLASS
OSCILLATOR
PHY PORT 2
BIAS CURRENT
FILTER
PHY PORT 1
EEPROM 2 WIRE BUS
PCI BUS INTERFACE
13
16
18
19
21
22
24
25
26
28
29
31
32
36
37
38
40
41
42
43
45
46
49
50
52
53
54
56
84
82
81
80
79
77
76
74
71
70
69
67
66
65
63
61
58
57
106
125
124
123
122
121
116
115
114
113
112
3
4
118
119
7
15
27
39
51
59
72
88
100
1
2
107
108
120
109
110
111
117
126
127
44
55
64
68
8
9
75
83
93
103
128
10
11
86
94
95
96
101
87
85
14
17
23
30
33
102
104
105
89
90
12
6
5
20
35
48
62
78
92
91
99
98
97
34
47
60
73
PCI_INTA
PCI_CLK
PCI_GNT
PCI_REQ
PCI_PME
PCI_AD31
PCI_AD30
PCI_AD29
PCI_AD28
PCI_AD27
PCI_AD26
PCI_AD25
PCI_AD24
PCI_IDSEL
PCI_AD23
PCI_AD22
PCI_AD21
PCI_AD20
PCI_AD19
PCI_AD18
PCI_AD17
PCI_AD16
PCI_FRAME
PCI_IRDY
PCI_TRDY
PCI_DEVSEL
PCI_STOP
PCI_PERR
PCI_AD0
PCI_AD1
PCI_AD2
PCI_AD3
PCI_AD4
PCI_AD5
PCI_AD6
PCI_AD7
PCI_AD8
PCI_AD9
PCI_AD10
PCI_AD11
PCI_AD12
PCI_AD13
PCI_AD14
PCI_AD15
PCI_PAR
PCI_SERR
CPS
TPBIAS1
TPA1+
TPA1-
TPB1+
TPB1-
TPBIAS0
TPA0+
TPA0-
TPB0 +
TPB0 -
FILTER0
FILTER1
R0
R1
PLLVDD
DVDD
DVDD
DVDD
DVDD
DVDD
DVDD
DVDD
DVDD
AVDD
AVDD
AVDD
AVDD
AVDD
AGND
AGND
AGND
AGND
AGND
AGND
DGND
DGND
DGND
DGND
PLLGND1
PLLGND2
DGND
DGND
DGND
DGND
AGND
TEST17
TEST16
CYCLEOUT
TEST9
TEST8
TEST7
TEST3
CYCLEIN
PCI_RST
G_RST
DGND
DGND
DGND
DGND
TEST2
TEST1
TEST0
GPIO3
GPIO2
PCI_CLKRUN
X0
X1
VDDP
VDDP
VDDP
VDDP
VDDP
SDA
SCL
PC0
PC1
PC2
PCI_C/BE3
PCI_C/BE2
PCI_C/BE1
PCI_C/BE0
C337
0.01U
C374
4.7U(0805)
C329
1U(0805)
C341
4.7U(0805)
J2
1394_CON
4
3
2
1
6
5
TPA+
TPA-
TPB+
TPB-
GND
GND
C8990.1U
R315 0
C358
4.7U(0805)
C376
0.01U
C350
0.1U
C345 220P
C353
0.1U
C330
0.1U
R319 0(R)
C903
0.1U
R713
1K(R)
C354
1U(0805)
C344
0.1U
C375
0.1U
R697 56.2
C351
0.1U
C901 12P
R292 10K
C904
0.01U
R285 4.7K
C352
0.1U(R)
R719 R
C902
0.01U
R721 R
R722 0
R298 4.7K
R318 0
C897
0.01U(R)
C339
0.01U
R282
220
R296
R
R720 R
C373
0.1U(R)
C898
4.7U(0805)
R293 4.7K
R283
220
R297 4.7K
R695 1K
R700
56.2
R705
1K(R)
C340
0.1U
R706 100
R299
6.34K_1%
R704
1K(R)
R723
R
R718 R
R284
R
R712
1K(R)
C343
0.01U
R688
2.7K
C360
0.01U
X124.576MHz
R300 5.11K
R314
43K(R)
U11
S-24C02
1
2
3
45
6
7
8
AD0
AD1
AD2
GNDSDA
SCL
WE#
VCC
C900 12P
.. ..
L25
CML16P-RID1
1 8
2 7
3 6
54
R689
2.7K
R701
56.2
R313
0
AD17 [18,21,27,29,31]
TRDY# [18,21,27,29,31]
DEVSEL# [18,21,27,29,31]
STOP# [18,21,27,29,31]
AD[0:31] [18,21,27,29,31]
FRAME# [18,21,27,29,31]
PERR# [18,27,29,31]
PREQ#1 [18]
SERR# [18,27,29,31]
PCLK_1394 [5]
IRDY# [18,21,27,29,31]
GNT#1 [18]
C/BE#[0:3] [18,21,27,29,31]
PAR [18,21,27,29,31]
PME# [18,25,26,27,28,29,31]
INT#B [11,18]
INT#F [18]
GATERST# [19,21,27,28,29,31]
* Del R209 & R210 for TSB43AB22
CLOSE TO TSB43AB21
CLOSE TO TSB43AB21