Service manual
63
71-51S00-D02
ICS1893 LAN PHY & MDC
B
13Monday, Septem ber 18, 2000
Title
Size Docum ent Number
Dat e: Sheet
of
´¯ ⁄ „q ‚ £ CLEVO CO.
VCC3
VCC3
VCC3
C
C
VCC3
VCC3
VCC3
VCC3
VCC
VDD3
VCC3
L_RXD012
L_RXD112
L_RXD212
L_RXD312
L_RXDV12
L_RXEER8
L_TXCLK12
L_RXCLK12
L_TXEN12
L_MDC12
L_CRS12
L_MDIO12
L_COL12
LRX+
LRX -
LT X -
LTX+
LTX+
LT X -
TP_CP
LRX -
AC_SY
N
AC_BC
L
SDATAO12,21
AC_RST#12,21
PCIRST#8,9,10,14,16,21,23
PHONE 21
MCL K21
LRX+
L_TXDD08
L_TXDD18
L_TXDD28
L_TXD312
TP_CP
SDATA
SDATI-
M
L_CRS
L_COL
L_TXEN TXEN
L_TXCLK TXCLK
TXER
L_RXEER
L_RXCLK
L_RXDV RXDV
L_RXD0
L_RXD1
L_RXD2 RXD2
L_RXD3
L_MDC
P0AC
P1CL
P2LI
P3TD
P4RD
RXER
RXD0
Z1 4 7
Z1 4 9
Z1 5 0Z1 4 6
Z1 4 8Z1 4 5
Z1 5 4
TD+
RD-
TD-
RD+
Z1 5 6
TP_CP
LRX+
LRX -
LTX+
LT X -
NOD/REP
Z1 6 9
Z1 7 2
Z1 7 0
Z1 7 3
Z1 6 8
100TCSR
10TCSR
RESET -
MII/S I
Z1 7 1
HW /SW
RXD3
COL
CRS
MDI O
LT X+
LT X-
RXT RI
Z1 4 4
L_MDIO
RXD1
TXD0
TXD1
TXD2
TXD3
RXCLK
MDC
Z2 9 1
AC_SYNC
AC_BCLK
SDATAO
AC_RST#
PCIRST#
PHONE
AC_RESET #
HRT XRXN
Z1 5 7
Z1 5 8
HRT XRXP
REF_OUT
Z1 6 5
Z1 6 6
Z1 6 7
Z1 6 0
Z1 6 1
Z1 6 2
Z1 6 3
Z1 6 4Z1 5 9
MCL K
LRX-
L_TXDD0
L_TXDD1
L_TXDD2
L_TXD3
TP_CP
Z659
Z660
Z6 8 4
Z6 8 5
SDATA I
SDATI-M
Z6 8 6
Z2 9 2
LRX+
REF_IN
R5 74 12. 1K _1% (0 80 5)
L84 BK1608HS121
L83 BK1608HS121
R680 R
C564
C
R679 R
R601 56.2_1%
TT
R644
75_1%(0805)
R660
75_1%(0805)
TT
C630
.01U/2KV(1210)
R37
75_1%(0805)
R31
75_1%(0805)
L12
J3216HS480
R636
61.9_1%
R635
61.9_1%
C622
C
CN24
HRS _R_RJ45
8
7
6
5
4
3
2
1
R632 1K
R631 1K
R630 1K
R629 1K
R626 1K
R573 1.54K_1%(0603)
C552
.1U
T
T
T
T
R572 2K_1%(0805)
T
T
R618 1K
R588 1K
R589 1K
RN60 8P4R-22
1 8
2 7
3 6
4 5
RN62 8P4R-22
1 8
2 7
3 6
4 5
R628 22
C631
.1U
R627 22
R592 22
R590 22
R606 22
R602 22
R577 22
R578 22
R576 22
R608 1K
L80
LF-H49P
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
R607 1K
C606
.1U
C553
.1U
C565
.1U
C607
.1U
C623 C
C586
.1U
C551
.1U
C605
.1U
C574
.1U
C563
.1U
L72
BK2125HS330
Tranform er
Interface
PHY
Address
Configuration
Pins
Media
Independent
Interface
(MII)
U45
ICS 189 3
1
64
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
2122
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
RESETN
MII/S I
NC
LSTAVSS_R
HW /SW
DPXSEL
VDD_D
ANSEL
LOCK
VSS_D
VSS_IO
MDI O
MDC
RXD3
RXD2
RXD1
RXD0
RXDV
VDD_IO
RXCLK
RXER
VSS_IO
RXT RI
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
C78 10P
C77 10P
R26 0(R)
CN26
MOD EM
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29 30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
MONO_OUT
GND
AUXR
AUXL
CDGND
CD_R
CD_L
GND
3.3V
GND
3.3V
SDATA_O
RESET#
GND
MCLK BCLK
GND
SDATA_INA
SDATA_INB
SYNC
GND
VCC
P_DN
R_D
R_D
VCC
GND
R_D
MONO_PHONE
AUDIO_PD
R734
1M
Y1
25MHz_ E
T
T
T
T
T
T
TT
R591
1.5K
R587 10K
R605 56.2_1%C573 .1U
R678 R
T
R677 R
R
R
10
K
CN25
HC_R_RJ11
1
2
CN27
HRS_R_HEAD2
1
2
R25 0
(RXT RI=0 Tri-State Off)
Set as SW mode
Set as MII mode
NODE Operation
In SW mode
1.HW/SW=1
2.MII/SI=0
3.NOD/REP=0
Pin2 (10/100SEL) is output, show now is 10MHz or 100MHz
Low(0) is 10 Base-T, High(1) is 100Base-T
Pin24 (DPXSEL) is output, show now is Half or Full
Low(0) is Half-Duplex, High(1) is Full-Duplex
P i n 2 6 (AN S E L) i s o u tpu t, s h ow Au t o-N e
g
otitation is Enable or Disab
l
Low(0) is Disable, High(1) is Enable
(A DD0)
(A DD1)
(A DD2)
(A DD3)
(A DD4)
Set PHY address=00001
Transformer
PLACE NEAR THE TRANSFORMER
---> Trace Width : 24 mils
Set transmitting driving current
CLEVO CO.