Acer 390 Series Service Manual page 179

+2.9V
1
C379 C352 C351 C361
2 ST100U10VDM SCD1U SCD1U SC1KP
SB: ADD CPU VOLTAGE CONTROL
22 VCPU1
22 VCPU2
2,5 $CPUD[0..63]
IO_VOLTAGE
RP59
$CPUADS# 1 10
$HITM# 2 9 $D/C#
$W/R# 3 8 $FERR#
$A20M# 4 7 $M/IO#
5 6 $CACHE#
SRP10K
C360 C355 C354
SC1KP SCD1U SC1KP
CPU BD TO BD CONNECTOR
+2.9V
CN21A
1 51
2 52
3 53 $CPUD33
4 54
5 55
6 56
7 57
8 58 $CPUD32
9 59 $CPUD31
10 60 $CPUD30
11 61
$CPUD63 12 62 $CPUD29
$CPUD62 13 63 $CPUD28
$CPUD61 14 64 $CPUD27
$CPUD60 15 65 $CPUD26
$CPUD59 16 66 $CPUD25
$CPUD58 17 67 $CPUD24
$CPUD57 18 68 $CPUD23
$CPUD56 19 69 $CPUD22
$CPUD55 20 70 $CPUD21
21 71
$CPUD54 22 72 $CPUD20
$CPUD53 23 73 $CPUD19
$CPUD52 24 74 $CPUD18
$CPUD51 25 75 $CPUD17
$CPUD50 26 76 $CPUD16
$CPUD49 27 77 $CPUD15
$CPUD48 28 78 $CPUD14
$CPUD47 29 79 $CPUD13
30 80
$CPUD46 31 81 $CPUD12
$CPUD45 32 82 $CPUD11
$CPUD44 33 83 $CPUD10
$CPUD43 34 84 $CPUD9
$CPUD42 35 85 $CPUD8
$CPUD41 36 86 $CPUD7
$CPUD40 37 87 $CPUD6
$CPUD39 38 88 $CPUD5
$CPUD38 39 89 $CPUD4
40 90
$CPUD37 41 91 $CPUD3
$CPUD36 42 92 $CPUD2
$CPUD35 43 93 $CPUD1
44 94
45 95
46 96
47 97
$CPUD34 48 98 $CPUD0
49 99
50 100
AMP-CONN200
RP62
$INV 1 10
$KEN# 2 9 $WB/WT#
$BRDY# 3 8 $SMIACT#
$STPCLK# 4 7 $IGNNE#
5 6 $SMI#
SRP10K
+3.3v
CX7 CX8 CX9
SC1KP SCD1U SCD1U
101
102
103
$SMBCLK
3,7,8,12
104
105
106
$SMBDATA
3,7,8,12
RX1
1 2 107
+3.3V
108
100KR3
109
110
+12V
111
112
3,16 CPU_COM
113
8,13 CLK_SEL1
114
8,13 CLK_SEL0
$FERR# 115
3 $FERR#
$M/IO# 116
2 $M/IO#
$CACHE# 117
2 $CACHE#
$INV 118
119
2 $AHOLD
$KEN# 120
2 $KEN#
121
$BRDY# 122
2 $BRDY#
123
2 $BOFF#
124
2 $NA#
$WB/WT# 125
$HOLD 126
$SMIACT# 127
2 $SMIACT#
$HLDA 128
129
2 $CPULOCK#
130
131
$CPUINIT
3
$IGNNE# 132
3 $IGNNE#
$SMI# 133
3 $SMI#
134
3 $INTR
$CPUA31 135
$CPUA30 136
$CPUA29 137
$CPUA28 138
$CPUA27 139
140
$CPUA26 141
$CPUA25 142
$CPUA24 143
$CPUA23 144
$CPUA22 145
146
147
$CPUA21 148
149
150
1
R322
4K7R3
2
1 |LINK CPU BOARD CONN.
2 |PCI.SCH M1531
3 |ISA.SCH M1533
4 |ISA_1.SCH M1533 BYPASS CAP&PULL HIGH RISSITOR
5 |CACHE.SCH CACHE RAM & TAG RAM & AVAILABLE TTL GATE
6 |DIMM1.SCH DIMM SOCKET#1
7 |DIMM2.SCH DIMM SOCKET#2
8 |CLKGEN.SCH CLOCK GEN CY2272
9 |VGA.SCH 65555 VGA CONTROLLER CHIP
10 |VIDEO.SCH CRT&LCD CONN
11 |PCI1250.SCH PCI1250 PCMCIA CONTROLLER CHIP
12 |PWCON.SCH TPS2206 PCMCIA POWER CONTROL & SOCKET
13 |KBC.SCH KB CONTROLLER 38813 CHIP
14 |SIO.SCH SUPER IO SMC672&RS232 MAX3243
15 |PORT.SCH PARELL PORT&SERIAL PORT
16 |USB.SCH USB&FIR&FAN CONTROLL&BUZZER
17 |AUDIO.SCH AUDIO CHIP YMF715
18 |AUDIO_1.SCH AUDIO AMP LM4863
19 |RTCROM.SCH RTC(BQ3285)&FLASH ROM
20 |IDE.SCH HDD&CD_ROM&INTERNAL FDD CONN
21 |FINGER.SCH GOLD FINGER & MODEM MODULE
22 |POWER.SCH CHARGER & DC-DC & BAT CONN
23 |DOCK.SCH PORT REPLICATOR
CN21B
151
152
153 $D/C#
$D/C#
2
154
155
156
$EADS#
2
157 $CPUADS#
$CPUADS# 2,5
158 $HITM#
$HITM# 2
159 $W/R#
$W/R# 2,5
160 $A20M#
$A20M# 3
161
162
$CPURST 3
163 $BE#0
164 $BE#1
165 $BE#2
166 $BE#3
167 $BE#4
168 $BE#5
169 $BE#6
170 $BE#7
171
172
$CPUCLK 8
173
174 $STPCLK#
$STPCLK# 3
175
176
$NMI 3
177 $CPUA20
178 $CPUA19
179 $CPUA18
180
181 $CPUA17
182 $CPUA16
183 $CPUA15
184 $CPUA14
185 $CPUA13
186 $CPUA12
187 $CPUA11
188 $CPUA10
189 $CPUA9
190
191 $CPUA8
192 $CPUA7
193 $CPUA6
194 $CPUA5
195 $CPUA4
196
197
198 $CPUA3 C358 C359
SC1KP
199 SCD1U
200
AMP-CONN200
$CPUA[3..31]
ACER TAIPEI TAIWAN R.O.C
CPU CONN
Title
390 ACERNOTE LIGHT
Size Document Number
A3 96183
Date: August 5, 1997
+5V
C353 C356
SCD1U SC1KP
$BE#[0..7] 2,5
IO_VOLTAGE
CX6
SCD1U
2,5
REV
SD
Sheet 1 of 23