Clevo 2700T - Page 85

B - 22
Service Manual
Sheet 22 of 31
71-22T00-D03
A
S I/O
Custom
21 31
0200-20.SCH
Tuesday, September 11, 2001
Tit le
Size Document Number Rev
Date: Sheet
of
ÂÅ ¤Ñ ¹q ¸£ CLEVO CO.
FIRVCC
VCC3
VCC3
VCC3
FIRGND
FIRGND
VCC3
FIRVCC
VCC3 VCC3
VCC
FDDVCC
VCC
VCC3
VCC3
VCC
FDDVCC
VCC3
FIRGND
IOWR#(20,23)
IORD#(20,23)
DAK#1(20)
DAK#2(20)
DREQ1(20)
DREQ2(20)
IOCHRDY(20)
TC(20)
RSTDRV(20)
AEN(20)
PACK# (22)
PBUSY (22)
PPE (22)
PSLCT (22)
DAK#3(20)
INDEX#
MTR0#
DRV0#
DIR#
STEP#
WGATE#
TRK0#
RDATA#
HDSEL#
DSKCHG#
DCD1#
DSR1#
CTS1#
RI1#
WP#
SIN1
PD0 (22)
PD1 (22)
PD2 (22)
PD3 (22)
PD4 (22)
PD5 (22)
PD6 (22)
PD7 (22)
IRR3
IRRX2
IRTX2
PPERR# (22)
869_OSC(20)
3MODE#
RI2#
DCD2#
SIN2
DSR2#
CTS2#
RI2#
DCD2#
DAK#0(20)
DREQ0(20)
SD[0..7](20,23,24)
SA[0..15](20,23,24)
SERIRQ(10,16,20)
PCLKSIO(3)
IRTX2
IRR3
IRRX2
WDATA#
3MODE#
WP#
DRV0# FDDLED# (13)
DREQ3(20)
SIN2
CTS2#
DSR2#
INDEX#
DSKCHG#
RDATA#
TRK0#
PSTB# (22)
PATFD# (22)
PINIT# (22)
PSLIN# (22)
CTS1#
DSR1#
SIN1
DCD1#
RI1#
IRRX2
IRR3
Z196
IRTX2
Z197
DCD2#
RI2#
PPD0 PD0
SD0 PPD1 PD1
SD1 PPD2 PD2
SD2 PPD3 PD3
SD3 PPD4 PD4
SD4 PPD5 PD5
SD5 PPD6 PD6
SD6 PPD7 PD7
SD7
SA0 STROBE#
SA1 SLCTIN#
SA2 PPINIT#
SA3 AUTOFD#
SA4
SA5 PPERR#
SA6 PACK#
SA7 PBUSY
SA8 PPE
SA9 PSLCT
SA10
SA11 CTS1#
SA12 DSR1#
SA13 DCD1#
SA14 RI1#
SA15 SIN1
SOUT1
IORD#
IOWR# DTR1#
AEN
RSTDRV CTS2#
TC DSR2#
IOCHRDY DCD2#
Z198
RI2#
SIN2
DAK#0
Z199
DAK#1 RTS2#
DAK#2
Z200
DAK#3
DREQ0 RDATA#
DREQ1 WDATA#
DREQ2 DSKCHG#
DREQ3 WGATE#
DIR#
Z201
STEP#
SERIRQ HDSEL#
869_OSC TRK0#
PCLKSIO WP#
INDEX#
Z202
MTR0#
DRV0#
IRR3
IRRX2 3MODE#
IRTX2
SD[0..7]
SA[0..15]
Z213
3MODE#
WP#
DIR#
HDSEL#
WGATE#
TRK0#
DRV0#
3MODE#
STEP#
MTR0#
INDEX#
Z411
DSKCHG#
WDATA#
WP#
RDATA#
Z412
FDDLED#DRV0#
Z195
SIN2
CTS2#
DSR2#
RDATA#
TRK0#
DSKCHG#
INDEX#
PSLIN#
PATFD#
PINIT#
PSTB#STROBE#
SLCTIN#
PPINIT#
AUTOFD#
CTS1#
DSR1#
SIN1
RTS1#
DCD1#
RI1#
R490
820
C523
4.7U(0805)
R489 10K
R488 10K
C463
.1U
R444
820
RN51
8P4R_33
81
72
63
54
TP181
TP182
RN43
8P4R_18
81 72 63 54
RN44
8P4R_18
81 72 63 54
C524 2200P
R181
47K
C464
0.01U
C458
.1U
R445
1K
U30
37N3869
46
47
48
49
51
52
53
54
26
27
28
29
30
31
32
39
40
41
42
43
44
55
20
33
69
68
67
66
64
63
62
61
75
71
72
74
60
59
58
57
73
80
78
83
82
76
79
81
77
90
88
85
84
86
89
91
87
23
24
21
13 70
4 65
14
7
15
8
5
6
9
11
12
10
100
99
45
98
93
95
56
35
36
1
3
34
94
22
19
50
97
17
25
96
92
18
38
37
16
2
D0
D1
D2
D3
D4
D5
D6
D7
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
IOR#
IOW#
AEN
RESET
DACK_A#
TC
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
STROBE#
SLCTIN#
INIT#
AUTOFD#
ACK#
BUSY
PE
SLCT
ERROR#
CTS1#
DSR1#
DCD1#
RI1
RXD1
RTS1#
DTR1#
TXD1
CTS2#
DSR2#
DCD2#
RI2
RXD2/IRRX
RTS2#
DTR2#
TXD2/IRTX
IRRX2
IRTX2
IRMODE/IRR3
VCC VCC
GND GND
RDATA#
WDATA#
DSKCHG#
WGATE#
DIR#
STEP#
HDSEL#
TRK0#
WRTPRT#
INDEX#
MTR0#
DRVDEN0
GND
IOCHRDY
GND
A10
PWRGD/GAMECS#
A11
A12
A13
A14
DACK_B#
DACK_C#
DACK_D#
DRQ_A
DRQ_B
DRQ_C
DRQ_D
A15
IRQIN
ADRX#/CLKRUN#
CLK14
CLK33
SIRQ
DRVDEN1
DS0#
C468
4.7U
RP28
10P8R_10K
1
2
3
4
5
10
9
8
7
6
1
2
3
4
5
10
9
8
7
6
C459
C
R179 2.2K
C152 10U
C153 .47U(0805)
L23
BEAD(0805)
R198
4.7K
R170
4.7K
RN50
8P4R_33
81
72
63
54
RN67
8P4R_33
1
2
3
45
6
7
8
TP179
R453
10K
R429
10K
RN66
8P4R_1K
1 2 3 4 5
6 7 8
R428
1K
R427
1K
R420 10K
R180 2.2K
Q25
2N7002
G
S D
R430
10K
R452 0(R)
R443 0
CN19
FDD CON 26P
1
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
TP19
TP18
U14
HSDL-3600
1 2 7 6
8
9
3
10
4
5
11
VCC AGNDD GND NC
RXD
TXD
FIR_SEL
LEAD
MDO
MD1
GND
R546 1
C221
.1U
L59
BEAD(1206)
C453
10U
+
C219
100U/10V
C220
.1U
R451 10K
TP221
TP222
TP223
NEAR TO THE CONNECTOR