Acer 61X manual P55C/P54C

Date: February 12, 1997 Sheet 1 of 25
Size Document Number REV
A3 96149 SC
Title 370P/J (CPU)
TAIPEI TAIWAN R.O.C
ACER
1
2
3
4
5 6
7
8
9
10
RP19
SRP10K
$CACHE#$HLOCK#
$AP
$BUSCHK# $FRCMC#
$FLUSH#
$WBWT#
$PEN#
3.3V
3.3V
1
2
R214
10KR3
$DC#
$MIO#
$WR#
$CPURST
$SMIACT#
$CPUADS#
$CPUSMI#
$TCK
$WBWT#
$TRST#
2.9V 3.3V
##
22
2
4
2
2,5
8
R214 NOT INSTALL
A3-AL35
258
A4-AM34
294
A5-AK32
255
A6-AN33
293
A7-AL33
256
A8-AM32
292
A9-AK30
253
A10-AN31
291
A11-AL31
254
A12-AL29
252
A13-AK28
251
A14-AL27
250
A15-AK26
249 A16-AL25
248 A17-AK24
247
A18-AL23
246
A19-AK22
245
A20-AL21
244
A21-AF34
204
A22-AH36
216
A23-AE33
203
A24-AG35
215
A25-AJ35
222
A26-AH34
214
A27-AG33
213
A28-AK36
259
A29-AK34
257
A30-AM36
296
A31-AJ33
221
A20M#-AK8
231
AHOLD-V4
151 AP-AK2
225
BE0#-AL9
232
BE1#-AK10
233
BE2#-AL11
234
BE3#-AK12
235
BE4#-AL13
236
BE5#-AK14
237
BE6#-AL15
238
BE7#-AK16
239
BOFF#-Z4
171
BP2-S3
140
BP3-S5
142
BRDY#-X4
161
BREQ-AJ1
218
BUSCHK#-AL7
230
CACHE#-U3
150
CLK-AK18
241
D0-K34
104
D1-G35
95
D2-J35
105
D3-G33
93
D4-F36
86
D5-F34
84
D6-E35
85
D7-E33
83
D9-C37
74
D10-C35
72
D11-B36
36
D12-D32
69
D13-B34
34
D14-C33
70
D16-B32
32
D17-C31
68
D18-A33
33
D19-D28
65
D20-B30
30
D21-C29
66
D22-A31
31
D24-C27
64
D25-C23
60
D26-D24
61
P
3
6
|
G
N
D
1
2
6
R
2
|
G
N
D
1
2
9
R
3
6
|
G
N
D
1
3
6
T
2
|
G
N
D
1
3
9
T
3
6
|
G
N
D
1
4
6
V
2
|
G
N
D
1
4
9
U
3
5
|
G
N
D
1
5
5
V
3
6
|
G
N
D
1
5
6
X
2
|
G
N
D
1
5
9
X
3
6
|
G
N
D
1
6
6
Z
2
|
G
N
D
1
6
9
Z
3
6
|
G
N
D
1
7
6
A
B
2
|
G
N
D
1
7
9
A
B
3
6
|
G
N
D
1
8
6
A
D
2
|
G
N
D
1
8
9
A
D
3
6
|
G
N
D
1
9
6
C15-D32 52
C13-D34 50
C11-D36 48
D12-D37 49
C9-D38 46
D10-D39 47
D8-D40 45
A5-D41 5
E9-D42 82
B4-D43 4
C5-D45 42
E7-D46 81
C3-D47 40
D4-D48 41
E5-D49 79
D2-D50 39
F4-D51 78
E3-D52 77
G5-D53 92
E1-D54 75
G3-D55 90
H4-D56 91
J3-D57 100
J5-D58 102
K4-D59 101
L5-D60 112
L2-D61 110
M4-D62 111
N3-D63 120
D36-DP0 73
C25-DP2 62
D18-DP3 55
C7-DP4 44
F6-DP5 80
F2-DP6 76
N5-DP7 122
AM4-EADS# 264
W3-EWBE# 160
Q5-FERR# 132
AN7-FLUSH# 267
Y35-FRCMC# 175
AK6-HIT# 229
AL5-HITM# 228
AJ3-HLDA 219
AB4-HOLD 181
P4-IERR# 121
AA35-IGNNE# 185
AA33-INIT 183
AD34-INTR 194
U5-INV 152
W5-KEN# 162
AH4-LOCK# 211
Y5-NA# 172
AC33-NMI 193
AG5-PCD 212
AF4-PCHK# 201
Z34-PEN# 174
Q3-PM0/BP0 130
R4-PM1/BP1 131
AC5-PRDY 192
AL3-PWT 226
AK20-RESET 243
AC35-R/S# 195
AL17-SCYC 240
AB34-SMI# 184
AG3-SMIACT# 210
M34-TCK 114
N35-TDI 125
N33-TDO 123
P34-TMS 124
Q33-TRST# 133
AA5-WBWT# 182
AK4-D/C# 227
T4-M/IO# 141
AM6-W/R# 266
AJ5-ADS# 220
A
J
3
7
|
G
N
D
2
2
3
A
F
3
6
|
G
N
D
2
0
6
B
8
|
G
N
D
8
B
1
0
|
G
N
D
1
0
B
1
2
|
G
N
D
1
2
B
1
4
|
G
N
D
1
4
B
1
6
|
G
N
D
1
6
B
6
|
G
N
D
6
B
1
8
|
G
N
D
1
8
B
2
0
|
G
N
D
2
0
B
2
2
|
G
N
D
2
2
APCHK#-AE5
202
B
2
4
|
G
N
D
2
4
V
C
C
2
|
A
9
9
V
C
C
2
|
A
1
1
1
1
V
C
C
3
|
A
N
2
3
2
8
3
V
C
C
3
|
A
N
2
1
2
8
1
V
C
C
2
|
A
1
3
1
3
V
C
C
2
|
A
1
5
1
5
V
C
C
2
|
A
1
7
1
7
V
C
C
2
|
G
1
8
8
V
C
C
3
|
A
1
9
1
9
V
C
C
3
|
A
2
1
2
1
V
C
C
3
|
A
2
3
2
3
V
C
C
3
|
A
2
5
2
5
V
C
C
3
|
A
2
7
2
7
V
C
C
3
|
A
2
9
2
9
V
C
C
3
|
E
3
7
8
7
V
C
C
2
|
J
1
9
8
V
C
C
3
|
G
3
7
9
7
V
C
C
2
|
L
1
1
0
8
V
C
C
3
|
J
3
7
1
0
7
V
C
C
2
|
N
1
1
1
8
V
C
C
3
|
L
3
3
1
1
3
V
C
C
3
|
L
3
7
1
1
7
V
C
C
2
|
Q
1
1
2
8
V
C
C
3
|
N
3
7
1
2
7
V
C
C
2
|
S
1
1
3
8
V
C
C
3
|
Q
3
7
1
3
7
V
C
C
2
|
U
1
1
4
8
V
C
C
3
|
T
3
4
1
4
4
V
C
C
3
|
S
3
7
1
4
7
V
C
C
2
|
W
1
1
5
8
V
C
C
3
|
U
3
3
1
5
3
V
C
C
3
|
U
3
7
1
5
7
V
C
C
2
|
Y
1
1
6
8
V
C
C
3
|
W
3
7
1
6
7
V
C
C
2
|
A
A
1
1
7
8
V
C
C
3
|
Y
3
7
1
7
7
V
C
C
2
|
A
C
1
1
8
8
V
C
C
3
|
A
A
3
7
1
8
7
V
C
C
2
|
A
E
1
1
9
8
V
C
C
3
|
A
C
3
7
1
9
7
V
C
C
2
|
A
G
1
2
0
8
V
C
C
3
|
A
E
3
7
2
0
7
V
C
C
2
|
A
N
9
2
6
9
V
C
C
3
|
A
G
3
7
2
1
7
V
C
C
2
|
A
N
1
1
2
7
1
V
C
C
2
|
A
N
1
3
2
7
3
V
C
C
2
|
A
N
1
5
2
7
5
V
C
C
2
|
A
N
1
7
2
7
7
V
C
C
2
|
A
N
1
9
2
7
9
V
C
C
2
|
A
7
7
D27-C21
58
D15-A35
35
D28-D22
59
D29-C19
56
D30-D20
57
D31-C17
54 P
2
|
G
N
D
1
1
9
A
F
2
|
G
N
D
1
9
9
N
C
|
A
3
3
N
C
|
W
3
5
1
6
5
N
C
|
R
3
4
1
3
4
N
C
|
B
2
2
N
C
|
W
3
3
1
6
3
V
C
C
3
|
A
N
2
5
2
8
5
V
C
C
3
|
A
N
2
7
2
8
7
V
C
C
3
|
A
N
2
9
2
8
9
B
2
6
|
G
N
D
2
6
B
2
8
|
G
N
D
2
8
H
2
|
G
N
D
8
9
H
3
6
|
G
N
D
9
6
K
2
|
G
N
D
9
9
K
3
6
|
G
N
D
1
0
6
M
2
|
G
N
D
1
0
9
M
3
6
|
G
N
D
1
1
6
A
H
2
|
G
N
D
2
0
9
N
C
|
S
3
5
1
4
5
A
N
3
|
N
C
2
6
3
A
N
1
|
N
C
2
6
1
N
C
|
A
L
1
9
2
4
2
BF1(NC)-X34
164
N
C
|
A
L
1
2
2
4
A
N
5
|
N
C
2
6
5
D8-D34
71
D23-D26
63
D16-D33 53
D14-D35 51
D6-D44 43
D30-DP1 67
AM2-ADSC# 262
BRDYC#-Y3
170
CPUTYP-Q35
135
AE35-D/P# 205
PICCLK-H34
94
PICD0-J33
103
PICD1-L35
115
STPCLK#-V34
154
BF0(BF)-Y33
173
AD4-PBGNT 191
AE3-PBREQ 200
AA3-PHIT# 180
AC3-PHITM# 190
N
C
|
S
3
3
1
4
3
N
C
|
A
1
1
N
C
|
C
1
3
8
N
C
|
A
3
7
3
7
A
L
3
7
|
G
N
D
2
6
0
A
M
8
|
G
N
D
2
6
8
A
M
1
0
|
G
N
D
2
7
0
A
M
1
2
|
G
N
D
2
7
2
A
M
1
4
|
G
N
D
2
7
4
A
M
1
6
|
G
N
D
2
7
6
A
M
1
8
|
G
N
D
2
7
8
A
M
2
0
|
G
N
D
2
8
0
A
M
2
2
|
G
N
D
2
8
2
A
M
2
4
|
G
N
D
2
8
4
A
M
2
6
|
G
N
D
2
8
6
A
M
2
8
|
G
N
D
2
8
8
A
M
3
0
|
G
N
D
2
9
0
A
N
3
7
|
G
N
D
2
9
7
A
N
3
5
|
N
C
2
9
5
V
C
C
3
|
E
2
1
3
0
3
V
C
C
3
|
E
2
7
3
0
6
V
C
C
3
|
A
J
1
9
3
1
5
V
C
C
3
|
A
J
2
9
3
2
0
UPVRM#-AH32 322
V
C
C
2
|
E
1
5
3
0
0
V
C
C
2
|
A
J
1
1
3
1
1
E
1
7
|
N
C
3
0
1
E
2
5
|
N
C
3
0
5
A
J
1
5
|
N
C
3
1
3
A
J
2
3
|
N
C
3
1
7
E
1
1
|
G
N
D
2
9
8
E
1
3
|
G
N
D
2
9
9
E
1
9
|
G
N
D
3
0
2
E
2
3
|
G
N
D
3
0
4
E
2
9
|
G
N
D
3
0
7
E
3
1
|
G
N
D
3
0
8
A
J
7
|
G
N
D
3
0
9
A
J
9
|
G
N
D
3
1
0
A
J
1
3
|
G
N
D
3
1
2
A
J
1
7
|
G
N
D
3
1
4
A
J
2
1
|
G
N
D
3
1
6
A
J
2
5
|
G
N
D
3
1
8
A
J
2
7
|
G
N
D
3
1
9
A
J
3
1
|
G
N
D
3
2
1
U21
DSKT-P55C
$CPUA[3..31]
$CPUA3
$CPUA4
$CPUA5
$CPUA6
$CPUA7
$CPUA8
$CPUA9
$CPUA10
$CPUA11
$CPUA12
$CPUA13
$CPUA14
$CPUA15
$CPUA16
$CPUA17
$CPUA18
$CPUA19
$CPUA20
$CPUA21
$CPUA22
$CPUA23
3.3V
2
NIS:P54C/K5
INSTALL:M1
1
2
3
4 5
6
7
8
RP40
SRN1K
1 2
R102
10KR3
$BRDY#
$BE#[0..7]
$BOFF#
$AHOLD
$A20M#
$BE#[0..7]
$CPUA24
$CPUA25
$CPUA26
$CPUA27
$CPUA28
$CPUA29
$CPUA30
$CPUA31
$BE#0
$BE#1
$BE#2
$BE#3
$BE#4
$BE#5
$BE#6
$BE#7
$AP
$TRST#
$TCK
3.3V
3.3V
##
2
2,5
2
2
4
R102 NOT INSTALL
P55C/P54C
1 2
R101
4K7R3
1 2
R104
4K7R3
$KEN#
$NMI
$NA#
$HLOCK#
$CPUINTR
$CPUINIT
$IGNNE#
$HITM#
$FERR#
$EADS#
$HLOCK#
$PEN#
$FRCMC#
$FLUSH#
2
4
22
8,19
8
4
2
4
2
1
2
3
4
5 6
7
8
9
10
RP18
SRP10K
$DP7
$DP5
$DP6
$DP4
$DP0
$DP1
$DP2
$DP3
3.3V
3.3V
:NS87336
:SERIAL PORT,||PORT,EXT FDD
:GOLDEN FINGER, FAN CONN
:M38802
:BQ3285E, 28F020(TSOP)
:PMU M7101
:CY2263, CLK GEN.
:DIMM SOCKET
:L2-CACHE
:M1523 PCI-ISA BRIDGE &IDE CTRL
:M1521 PCI & DRAM I/F
:M1521 CPU BUS &CACHE
:CPU SOCKET|LINK
|M1521_A.SCH
|M1521_B.SCH
|M1523.SCH
|DIMM1.SCH
|CLK.SCH
|M7101.SCH
|RTCROM.SCH
|KBC.SCH
|SIO1.SCH
|SIO2.SCH
|FINGER.SCH
|CACHE.SCH
$CPUD46
$CPUD47
$CPUD48
$CPUD49
$CPUD50
$CPUD51
$CPUD52
$CPUD53
$CPUD54
$CPUD55
$CPUD56
$CPUD57
$CPUD58
$CPUD59
$CPUD60
$CPUD61
$CPUD62
$CPUD63
$DP7
$DP6
$DP5
$DP4
$DP0
$DP1
$DP2
$DP3
1
2
3
4
5
6
7
8
9
10
11
12
13
1 2
R207
470R3
1 2
R208
470R3
$CACHE#
$CPUCLK
$STPCLK#
$BF0
$BF1
$CACHE#
$CPUD0
$CPUD1
$CPUD2
$CPUD3
$CPUD4
$CPUD5
$CPUD6
$CPUD7
$CPUD8
$CPUD9
$CPUD10
$CPUD11
$CPUD12
$CPUD13
$CPUD14
$CPUD15
$CPUD16
$CPUD17
$BF1
$BF0
$BUSCHK#
3.3V
2
7
8
7
7
$CPUD[0..63]
$CPUD18
$CPUD19
$CPUD20
$CPUD21
$CPUD22
$CPUD23
$CPUD24
$CPUD25
$CPUD26
$CPUD27
$CPUD28
$CPUD29
$CPUD30
$CPUD31
2,5
|AUDIO1.SCH
|PCMCIA.SCH
|PCM_CONN.SCH
|HW_SET.SCH
|POWER.SCH
|CTVGA1.SCH
|CTLCD1.SCH
|CTZVCRT.SCH
|CTVGA3.SCH
|BCO_CAP.SCH
|MOHDCON.SCH
|AUDIO2DA.SCH
$CPUD32
$CPUD33
$CPUD34
$CPUD35
$CPUD36
$CPUD37
$CPUD38
$CPUD39
$CPUD40
$CPUD41
$CPUD42
$CPUD43
$CPUD44
$CPUD45 14
15
16
17
18
19
20
21
22
23
24
25
:HDD, FDD, CD-ROM CONN.
:YMF-715
:OP-AMP & LED BD CONN.
:C&T65550
:VRAM, VGA PWR
:LCD CONN.,VGA PORT, ZV PORT
:COVER SW, SHFCLK
:TI PCI1131
:PCMCIA CONN, TPS2206
:CHARGER, DC/DC, BATT. CONN
:H/W SET, RESET SIGNAL
:BYPASS CAP.