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Service Manual
71-22C00-D02
A
LAN PHY
Custom
14 31
0200-1 3.SCH
Monday, M arc h 05, 2001
Title
Size Document Number Rev
Dat e: Sheet of
ÂÅ ¤Ñ ¹q ¸£ CLEVO CO.
VDD3
PVCC3
PVCC3
PV CC3
VDD3
V DD3
VDD3
V DD3
VDD3
VDD3
VDD3
V DD3
VDD3
TXD0(10)
TXD1(10)
TXD2(10)
TXD3(10)
TXEN(10)
TXCLK(10)
RX ER(10)
RXCLK(10)
RX DV(10)
RXD0(10)
RXD1(10)
RXD2(10)
RXD3(10)
MD IO(10)
MDC(10)
CRS(10)
COL(10)
LRX+
LTX-
LTX+
RING (15)
TIP (15)
LRX-
CRS Z12
COL Z13
TXEN NOD/REP
TXCLK TP_CP
Z18
Z19
TXER
Z20
Z21
RX ER Z22 LRX+
LRX-
RX CLK
RX DV
RXD0 Z23
RXD1 Z24
RXD2 Z25
RXD3 Z26
RESET-
MDC Z27
MD IO Z 28
HW/SW
MI I/SI
NOD/REP
P2LI
P3TD
P4RD
HW /SW
P1CL
P2LI
P3TD MII/SI
P4RD
P0AC
TD+
TD-
RD-
Z262
Z80
Z79
Z78
RD+
Z263
LRX+
Z264
PV CC3
Z656
Z517
TP_CP
REF _ OUT
REF _ I N
Z518
Z579
TXD3 Z14
Z15TXD2
Z17TXD0
Z16TXD1
RING
TIP
LT X+
LT X-
LTX-
LTX+
10TCSR
10TCSR
100TCSR
100TCSR
Z663
Z664
LRX-
P0AC
P1CL
R65 22
R66 22
R74 22
R86 22
R85 22
R101 22
R100 22
R99 22
R97 22
R95 1K
R96 1K
C104
.1U
R62 1K
R83 1.54K(1%)
C94 C
R118 2K(1%)
C122 C
R54 1K
R63 1K
R55 1K
R98
1.5K
R94 10K
R84
1K
U7
ICS1893
1
64
2
3
4
5
6
7
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
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
NOD/REP
P4RD
10/100SEL
TP_CP
VSS_T
TP_TX+
TP_TX-
VDD_T
VDD_R
10TCSR
100TCSR
VSS_R
VSS_R
TP_RX+
TP_RX-
VDD_R
VDD_R
VSS_R
RESE TN
MI I/ SI
NC
LSTA
VSS_R
HW/SW
DPXSEL
VDD_D
ANSEL
LOCK
VSS_D
VSS_IO
MD IO
MDC
RXD3
RXD2
RXD1
RXD0
RXDV
VDD_IO
RXCLK
RXER
VSS_IO
RXTRI
TXER
TXCLK
TXEN
TXD0
TXD1
TXD2
TXD3
COL
CRS
VDD_IO
REF_ OUT
REF_IN
VDD_IO
P0AC
VSS_IO
VSS_D
VSS_R
P1CL
P2LI
VSS_T
P3TD
VDD_T
R9
75
R8
75
R41
75
R40
75
U20
H0009
1
2
3
4
7
6
8
5
16
14
15
13
10
11
9
12
RX+
RX-
RXC
NC
TX+
TXC
TX-
NC
RD+
RDC
RD-
NC
TD+
TDC
TD-
NC
C53 C
C83
.1U
C82
.1U
C102
.1U
C103
.1U
C71
.1U
C105
.1U
C106
.1U
C68
.1U
C67
.1U
L17
BEAD(1206)
1 2
CN2
LAN RJ-45 8P
1
2
3
4
5
6
7
8
9
10
C21
1000P(1210)2KV
C69 5P
C70 5P
Y3
25M
L7
BEAD( 1206)
TP22
TP23
TP43
TP44
RN5
8P4R_22
8 1
7 2
6 3
5 4
RN9
8P4R_22
81
72
63
54
R18 0(R)
R19 0(R)
R52
61.9(1%)
C55
C
C52
C
R60
61.9(1%)
R61
61.9(1%)
R82 12.1K
R53
61.9(1%)
C54
.1U
C66
.1U
R67 1K
R64 1K
1.HW/SW=1
2.MII/SI=0
3.NOD/REP=0
LOW=10 BASE-T ,
HIGH=100BASE-T
LOW=HALF-DUPLEX,
HIGH=FULL-DUPLEX
LOW=DISABLE,
HIGH=ENABLE
(ADD2)
(ADD3)
(ADD4)
SET PHY
ADDRESS=00001
SET TRANSMITTING DRIVING CURRENT
NEAR TO 1893
(ADD0)
(ADD1)
10/100SEL: 10/100MHZ INDECATED
DPXSEL: HALF OR FULL INDECATED
ANSEL: AUTO-N EGOTI TATI ON IN DECATE D
SW M OD E
MII MODE
NODE OPERATION