Acer Extensa 61X Service Manual page 222

1 $BE#[0..7]
3.3V
CX9
SCD1U
$CADV# 83
ADV#
$CPUADS# 84
ADSP#
$CADS# 85
7 $L2CLK2 ADSC#
$L2CLK2
89
2 $CPUA[3..17] CLK
$CCS#
98
CS1#
CS2
97
CS2
92
CS2#
$BE#0
93
WEA
$BE#1
94
WEB
$BE#2 95
WEC
$BE#3 96
WED
$COE# 86
OE#
$CPUA3 37
A0
$CPUA4 36
A1
$CPUA5 35
A2
$CPUA6 34
A3
$CPUA7 33
A4
$CPUA8 32
A5
$CPUA9 100
A6
$CPUA10 99
A7
$CPUA11 82
A8
$CPUA12 81
A9
$CPUA13 44
A10
$CPUA14 45
A11
$CPUA15 46
A12
$CPUA16
47
A13
$CPUA17
48
A14
FTNC
14
FT/NC
1
NC
16
NC
42
NC
38
NC
$C_MODE
31
MODE
R218 43
NC
1 2 49
2 $CPUA18 NC(64K32_A15)
50
NC
DUMMY-R3 30
NC
39
V V
NC
S S
S S
1 6
7 7
R220
1 2
0R3
$CPUA5
$CPUA6
$CPUA7
$CPUA8
$CPUA9
$CPUA10
$CPUA11
$CPUA12
$CPUA17
$CPUA13
$CPUA14
$CPUA16
$CPUA15
## ADD CX1,CX2,CX7,CX8,CX9
3.3V
CX1 CX2
SCD1U SCD1U
4 1 6 9 1 2 2 5 6 7 7
U49
1 5 5 1 4 1 0 7 4 1 0 7
V V V V V V V V V V V V
52 $CPUD0
D D D D D D D D D D D D
DQ1 2 $CADV#
D D D D D D D D D D D D 53 $CPUD1
DQ2 1 $CPUADS#
Q Q Q Q Q Q Q Q
56 $CPUD2
DQ3 2 $CADS#
$CPUD3
57
DQ4 7 $L2CLK1
$CPUD4
58
DQ5 2 $CCS#
$CPUD5
59
DQ6
$CPUD6
62
DQ7
$CPUD7
63
DQ8
$CPUD8
68
DQ9
69 $CPUD9
DQ10
72 $CPUD10
DQ11
73 $CPUD11
2
DQ12 $COE#
74 $CPUD12
DQ13
75 $CPUD13
DQ14
78 $CPUD14
DQ15
79 $CPUD15
DQ16
2 $CPUD16
DQ17
3 $CPUD17
DQ18
6 $CPUD18
DQ19
7 $CPUD19
DQ20
8 $CPUD20
DQ21
9 $CPUD21
DQ22
12 $CPUD22
DQ23
13 $CPUD23
DQ24
18 $CPUD24
DQ25
$CPUD25
19
DQ26
$CPUD26
22
DQ27
$CPUD27
23
DQ28
$CPUD28
24
DQ29
$CPUD29
25
DQ30
28 $CPUD30
DQ31
29 $CPUD31
DQ32
51
NC
80
NC
66 $CPUA18
NC
64 $H_ZZ
NC/ZZ
87 $BWE#
V V V V V V V V
BWE#
88 $GWE#
V V S S S S S S S S
GW#
S S S S S S S S S S
S S Q Q Q Q Q Q Q Q
S32K32-07
4 9 1 2 2 5 6 7 7
0 0 5 0 1 6 5 0 1 6
3.3V
$TAG[0..7]
U50
1 28
A14 VCC
26 19 $TAG7
A13 D7
10 18 $TAG6
A0 D6
9 17 $TAG5
A1 D5
8 16 $TAG4
A2 D4
7 15 $TAG3
A3 D3
6 13 $TAG2
A4 D2
5 12 $TAG1
A5 D1
4 11 $TAG0
A6 D0
3
A7
2
A12
25 20 $AMSTATE#
A8 CS1*
24 22
A9 OE*
23 27
A11 WE* $TWE# 2
21 14
A10 GND
S32K8-15
3.3V
CX7
SCD1U
4 1 6 9 1 2 2 5 6 7 7
U51
1 5 5 1 4 1 0 7 4 1 0 7
V V V V V V V V V V V V
$CADV# 83 52
D D D D D D D D D D D D
ADV# DQ1
$CPUADS# 84 D D D D D D D D D D D D 53
ADSP# DQ2
Q Q Q Q Q Q Q Q
$CADS# 85 56
ADSC# DQ3
$L2CLK1
89 57
CLK DQ4
$CCS#
98 58
CS1# DQ5
CS2
97 59
CS2 DQ6
92 62
CS2# DQ7
$BE#4
93 63
WEA DQ8
$BE#5
94 68
WEB DQ9
$BE#6 95 69
WEC DQ10
$BE#7 96 72
WED DQ11
$COE# 86 73
OE# DQ12
$CPUA3 37 74
A0 DQ13
$CPUA4 36 75
A1 DQ14
$CPUA5 35 78
A2 DQ15
$CPUA6 34 79
A3 DQ16
$CPUA7 33 2
A4 DQ17
$CPUA8 32 3
A5 DQ18
$CPUA9 100 6
A6 DQ19
$CPUA10 99 7
A7 DQ20
$CPUA11 82 8
A8 DQ21
$CPUA12 81 9
A9 DQ22
$CPUA13 44 12
A10 DQ23
$CPUA14 45 13
A11 DQ24
$CPUA15 46 18
A12 DQ25
$CPUA16
47 19
A13 DQ26
$CPUA17
48 22
A14 DQ27
FTNC
14 23
FT/NC DQ28
1 24
NC DQ29
16 25
NC DQ30
42 28
NC DQ31
38 29
NC DQ32
$C_MODE
31 51
MODE NC
R219 43 80
NC NC
1 2 49 66
NC(64K32_A15) NC
50 64
NC NC/ZZ
DUMMY-R3 30 87
V V V V V V V V
NC BWE#
39 88
V V V V S S S S S S S S
NC GW#
S S S S S S S S S S S S
S S S S Q Q Q Q Q Q Q Q
S32K32-07
1 6 4 9 1 2 2 5 6 7 7
7 7 0 0 5 0 1 6 5 0 1 6
3.3V
R212
2
1 2 CS2
10KR3
3.3V
R216
1 2 $C_MODE MODIFICATION:
100KR3 PULL UP: PENTIUM BURST MODE
PULL LOW: CYRIX LINEAR BURST MODE
R100
$H_ZZ 1 2 $AMSTATE#
$AMSTATE# 8
DUMMY-R3
3.3V R210
1 2 FTNC
10KR3
3.3V
CX8
SCD1U
$CPUD32
$CPUD33
$CPUD34
$CPUD35
$CPUD36
$CPUD37
$CPUD38
$CPUD39
$CPUD40
$CPUD41
$CPUD42
$CPUD43
$CPUD44
$CPUD45
$CPUD46
$CPUD47
$CPUD48
$CPUD49
$CPUD50
$CPUD51
$CPUD52
$CPUD53
$CPUD54
$CPUD55
$CPUD56
$CPUD57
$CPUD58
$CPUD59
$CPUD60
$CPUD61
$CPUD62
$CPUD63
$H_ZZ
$BWE#
$BWE# 2
$GWE#
$GWE# 2
$CPUD[0..63] 1,2
$C_MODE PULLED UP TO 100K
ACER
TAIPEI TAIWAN R.O.C
Title
370P/J (256KB CACHE)
Size Document Number
A3
Date: February 12, 1997
REV
96149 SC
Sheet 5 of 25