Service manual

73
71-51S00-D02
SMBUS & RTC POWER
B
23M onday, Septem ber 18, 2000
Title
Size Docum ent Num ber
Date: S heet
of
´¯ ⁄ „q ‚£ CLEVO C O.
VCC3
VCC3
VCC3
VCC
VCC
VCC
RT CV DD
B+
+12V
VCC
VCC3
+12V
VCC
VCC3
VCC
VCC3
VDD1.8
VDD3
VCC
SELECTA16
SELECTB16
SMBCLK12
SMBDATA12
SDA_RA 5
SDA_RB 5
SDA_AT F 2
SCL_RA 5
SCL_RB 5
SCL_ATF 2
SCL_ATF2
SDA_AT F2
SCL_AT FF 11,15
SDA_ATFF 11,15
AD[0..31]9,14
80PO RT _CLK 11
PCIRS T # 8, 9,10, 13,14,16,21
FRAM E# 9,14
IRDY# 9,14
TRDY# 9,14
C/ BE#19,14
C/ BE#09,14
C/ BE#29,14
C/ BE#39,14
BATOK 12
PWR_ON12,19,22 ,2 5,2 8,29
SDA_RA
SDA_RB
SELECTA SDA_AT F
SMBDATA SCL_RA
SCL_RB
SCL_ATF
SCL_ATF SCL_ATFF
SDA_AT F S DA_AT FF
SMBCLK
80P ORT_ CLK
PCIRST#
FRAME#
IRDY#
TRDY#
C/BE#2
C/BE#0
C/BE#3
C/BE#1
Z389
Z391
Z392
Z394
Z393
BA TO K
Z395
AD8
AD2 AD3
AD0
AD12 AD13
AD1
AD10 AD11
AD14 AD15
AD9
AD4
AD[0..31]
AD5
AD6 AD7
Z669
Z670
Z6 83
Z390
SELECTB
C91
.1U
D70
1S S3 55
C A
C310
22 U/10V _12 10
R704 0
CN20
DC/DC Conn
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
R670
10K
R671
10K
K1
GOLD-F IGEN
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
RN6
8P 4R-4 .7K
1 8 2 7 3 6 4 5
R547
1K
R546
1K
R581
10K
R580
10K
Q75
2N70 02
G
SD
Q76
2N70 02
G
SD
U42
QS3253
16
1
14
2
7
9
15
8
6
5
4
3
10
11
12
13
VCC
EA#
S0
S1
YA
YB
EB#
GND
10A
11A
12A
13A
10B
11B
12B
13B
Q51
NDS3 52
G S
D
D35
1S S3 55
CA
D36
1S S3 55
CA
D40
1S S3 55(R)
CA
C691
.1U
D39
F0 1J4C
A C
D42
F0 1J2E
A C
D38
1S S3 55
CA
C92
.1U
C93
10U
R300
1K
C690
.1U
R281
100K
R280 470
C689
.1U
C300
1U
C308
.01U
T
T
C94
.1U
BT1
B AT _CR20 23
C95
10U
R310 51K
1.8V
CLEVO CO.