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20mil
+5V
+5V
1
R97
1KR3
BC135
SCD1U
2
U9
24
VCC
AD7
13
PWRGOOD#
CS#
AD6
27
14
RTCAS
AS
AD5
4
15
4
RTCRW
R/W#
AD4
17
4
RTCDS
DS
AD3
18
RTCRST#
RST#
AD2
21
RTCRCL#
RCL#
AD1
22
4
RTC256
EXTRAM
AD0
RTCBC
20
1
BC
INT#
2
G20
X1
32K
GAP-OPEN
2
MOT
3
X2
VSS
2
G7
VSS
R
R
GAP-OPEN
1
BQ3285LD
T
T
C
C
Easy to touch
R
X
X1
X
1
2
T
1
2
C
XTAL-32.768KHZ
B
T
1
1
BC271
BC270
+
DUMMY-R3
DUMMY-R3
1
BT1
BH-12
2
2
2
SA[0..15]
4,18
U28
SA0
12
A0
VCC
11
SA1
A1
10
SA2
A2
DQ0
9
SA3
A3
DQ1
SA4
8
A4
DQ2
SA5
7
A5
DQ3
6
SA6
A6
DQ4
5
SA7
A7
DQ5
27
SA8
A8
DQ6
SA9
26
A9
DQ7
23
SA10
A10
25
SA11
A11
4
SA12
A12
PGM
SA13
28
A13
SA14
29
A14
3
SA15
A15
VSS
2
BIOSA16
A16
4
22
4
ROMKBCS#
CE
VPP
24
MEMR#
OE
A17/N.C
4,5
S128K8-150
4
BIOSA17
FLASH_ON
4
SD[0..7]
4,5,18,19,20,23
CH+5VSB
11
SD7
10
SD6
9
SD5
1
8
SD4
R98
7
SD3
10KR3
6
SD2
2
5
SD1
4
SD0
19
RTC_IRQ8#
RTC_IRQ8#
22
23
1
12
16
R72
1
2
ENABLE#
ENABLE#
1KR3
BC104
SC1KP
$OSC32KI
4
near Charger
BC134
SC22P
near M1533
20mil
+5V
BC327
SCD1U
32
+5V
13
SD0
14
SD1
15
SD2
17
SD3
18
SD4
4
5
6
19
SD5
D9
20
SD6
RB731U
21
SD7
3
2
1
31
MEMW#
4,5
16
20mil
1
ROM_VPP
30
BC326
BC325
SCD1U
SC2D2U16V5ZY
3
FLSH2
2
Q6
S2N3906
1
1
R259
+12V
10KR3
2
20mil
F
L
S
H
1
3
2
Q5
RN1424
1
27
+3.3V
U24D
1
1
4
3
$OSC32KI
12
11
$PCM32K
25,26
7
SOLCX125M
SKT1
SSKT32
PLCC ROM SOCKET
Title
Size Document Number
B
Date:
Acer Inc.
365
RTC, ROM
REV
97160-SA, RTC-ROM
V10
December
2, 1997 Sheet
17
of
28
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