Service manual

Schematic Diagrams
Mainboard (71-D6100-D03) B - 23
Schematic Diagrams
PCI LAN RTL8139C
Sheet 21 of 30
PCI LAN RTL8139C
+3V_LAN
+3V_LAN
+3V
+3V_LAN
+3V
+3V_LAN
+3V
+3VA_LAN
+3VA_LAN
+3VA_LAN
+3VA_LAN
+3V_LAN
PERR#[20,21,28]
C/BE0#
[14,20,21,28]
HWSUS_LAN#[15]
FRAME#[14,20,21,28]
PAR[14,20,21,28]
TRDY#[14,20,21,28]
PCIRST#
[8,12,14,18,20,21,22,23,28]
PME# [20,21,22,23,28]
C/BE3#
[14,20,21,28]
SERR#[14,20,21,28]
REQ2#[14]
DEVSEL#[14,20,21,28]
C/BE2#
[14,20,21,28]
C/BE1#
[14,20,21,28]
GNT2#[14]
IRDY#[14,20,21,28]
INTD#[14,28]
AD[0..31][14,20,21,28]
LAN_PWRON [15]
SUSB# [14,23,25]
STOP#[14,20,21,28]
PCICLKLAN[5]
SUSB#[15]
PRST#
[5]
Z1904
Z1907
Z1947
AD18
PME#
AD19
AD2
RXIN-
AD8
AD22
AD5
AD7
Z1943
+3V_LAN
Z1957
AD16
AD10
TXD-
AD21
AD21
AD12
AD27
Z1946
Z1962
Z1965
PCIRST#
AD25
AD24
AD13
AD15
AD23
MA2/EESK
Z1950
AD11
AD9
AD6
AD17
RXIN+
AD28
AD0
MA1/EEDI
AD31
AD29
Z1951
Z1949
MA0/EEDO
AD20
Z1958
AD1
AD30 Z1964
Z1942
TXD+
AD3
Z1955
AD26
AD14
EECS
AD4
Z1948
Z1901 Z1903 Z1902 Z1909 Z1913 Z1912 Z1911 Z1910
Z1921
Z1920
Z1919
Z1917
Z1924
Z1923
Z1929
Z1927
Z1925
Z1941
Z1939
Z1938
Z1937
Z1936
Z1935
Z1934
Z1933
Z1931
Z1932
Z1945
Z1915
Z1916
Z1908
Z1922
Z1918
Z1928
Z1930
Z1926
Z1944
Z1940
Z1966
Z1967
TZ1901 TZ1902 TZ1903 TZ1904
PRST#
Z1968
PCIRST#
CH_GND
Z1914
LAN_ON
Z1905
Z1969
Z1959
Z1956
Z1960
Z1954
Z1963
Z1953
Z1952
Z1961
L91
*PLW3216S161SQ2
34
21
L4 HCB2012K-121T30
1 2
L43
0(1206)
1 2
L44
0(1206)
1 2
R650 0(0805)
Q35
*SI2301DS
G
DS
T69
T56
T87
T85
T68
T55
T71
T58
Q34
*2N7002
G
DS
T59
T60
T70
T57
T86
T77
T76
T52
T74
T75
T73
R328 100
T72
R312
0
U22
*74AHC1G32
2
1
4
3
5
T63
T79
T62
U3
9346
1
2
3
4
8
7
6
5
CS
SK
DI
DO
VCC
NC
NC
GND
T78
T61
U18
LF-H80P
7
8
6
15
14
16
10
11
9
2
3
1
4 5 12 13
RD+
RD-
RDC
TD-
TDC
TD+
RX+
RXC
RX-
TX-
TXC
TX+
NC NC NC NC
T66
T51
T82
T65
T53
T81
T64
T80
C430
0.1UF
C62
0.1UF
C444
0.1UF
C23
0.1UF
T84
T67
T54
T83
R653
0
C452
10UF/16V
C462
0.1UF
C419
0.1UF
C20
27PF
C38
0.1UF
C414
0.1UF
C439
*15PF
C443
10UF/16V
R652 *0
R651 0
C410
0.1UF
C409
0.1UF
C423
10UF/16V
C464
0.1UF
C358
1000PF/2KV 1206
C408 0.1UF
C24
0.1UF
C440
0.1UF
C441
0.1UF
C442
*10PF
C418
0.1UF
C93
0.1UF
C41
0.1UF
C413
0.1UF
C421
10UF/16V
C457
0.1UF
R241
75
R284
51
L53
HCB3216K-800T30 /1206
1 2
C19
27PF
C463
0.1UF
C427
*15PF
R313
*0
R285
51
R308
51
R26
5.6K
R300
51
R327 *100k
R296
1.74K
R261
75
J2
PJS-28VL3
1
2
3
4
5
6
7
8
9
10
GND1
GND2
TX+
TX-
RX+
N/C
N/C
RX-
N/C
N/C
TIP
RING
GND
GND
R314
0
RTL8139C
U2
RTL8139C
1
2
3
4
5
7
6
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
41
40
42
43
44
45
46
47
48
49
50
51
52
53
54
55 56
57
58 59
60
61
62
63
64
65
66
67
68
69
70
71 72 73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96 97 98 99
100
101
102
103
104
105
106
107
108
109
110
111 112 113
114
115
116
117
118
120
121
122
123
124
125
126
127
128
119
VDD
CBE3B
IDSEL
AD23
AD22
GND
AD21
AD20
AD19
AD18
AD17
VDD
AD16
CBE2B
FRAMEB
IRDYB
TRDYB
GND
DEVSELB
STOPB
PERRB
SERRB
PAR
CBE1B
VDD
AD15
AD14
AD13
AD12
GND
AD11
AD10
AD9
AD8
VDD
CBE0B
AD7
AD6
AD5
AD4
GND
AD3
AD2
AD1
AD0
VDD
MA0/EEDO
MA1/EEDI
MA2/EESK
EECS
MA3
MA4
MA5
NC
GND GND
MA6/9356SEL
VDD VDD
MA7
MA8
GND
MA9
MA10
MA11
MA12
MA13
MA14
MA15
MA16
NC NC NC
GND
CLKRUNB
PMEB
VDD
X2
X1
GND
RTT3
RTT2
LWAKE
RTSET
GND
RXIN-
RXIN+
OEB
WEB
VDD
TXD-
TXD+
GND
NC
ISOLATEB
VDD
LED2 LED1 LED0
MD7
MD6
MD5
MD4
MD3
MD2
VDD
MD1
MD0
VDD
ROMCSB
GND GND GND
INTAB
RSTB
CLK
GNTB
REQB
AD31
AD30
AD29
AD28
GND
AD27
AD26
AD25
AD24
VDD
JMODEM1
88231-2
1
2
1
2
Y1
25MHz
1 2
R263
75
R307
*10
R244
75
R311
33
L90 *PLW3216S161SQ2
34
21
*for RTL8139C application, all bead must be rated
300mA/100ohm@100Mhz
DE-COUPLE CAPS PLEASE CLOSE CHIP
POWER PIN
the maximum voltage drop when on should be less than 0.3V
AD21
(CONNECT TO
CHASSIS GND)
EMI supression can be
changed to 33 ohm
ROM SELECT
INTD
REQ2
GNT2