Acer Extensa 900 Series Maintenance Manual page 162

SD[0..15]
+5V
RSTDRV
4 RSTDRV
IOCHRDY#
4 IOCHRDY#
AEN
4 AEN
IOW#
4 IOW#
IOR#
4 IOR#
BALE
4 BALE
IRQ11
4 IRQ11
LA23
4 LA23
LA22
4 LA22
LA21
4 LA21
LA20
4 LA20
MEMR*
MEMR#
4
MEMW*
4 MEMW#
DISROM
13 DISROM
FLASH_ON
19 FLASH_ON
PWRGIN
23 PWRGIN
SD15
SD14
SD13
SD12
SD11
SD10
SD9
SD8
SD7
SD6
SD5
Figure A-1 Notebook Main Board Logic Diagrams (Sheet 25 of 30)
A-26 Notebook Schematic Diagrams
DEBUG-BD GOLDEN FINGER
+5V
GF1
41 1 SD4
A1 B1
42 2 SD3
A2 B2
43 3 SD2
A3 B3
44 4 SD1
A4 B4
45 5 SD0
A5 B5
46 6 MEMW#
A6 B6
47 7 MEMR#
A7 B7
48 8 RTCROMCS#
A8 B8
49 9 XSA17
A9 B9
50 10 XSA16
A10 B10
51 11 SBHE#
A11 B11
52 12 LA19
A12 B12
53 13 LA18
A13 B13
54 14 LA17
A14 B14
55 15 SA16
A15 B15
56 16 SA15
A16 B16
57 17 SA14
A17 B17
58 18 SA13
A18 B18
59 19 SA12
A19 B19
60 20 SA11
A20 B20
61 21 SA10
A21 B21
62 22 SA9
A22 B22
63 23 SA8
A23 B23
64 24 SA7
A24 B24
65 25 SA6
A25 B25
66 26 SA5
A26 B26
67 27 SA4
A27 B27
68 28 SA3
A28 B28
69 29 SA2
A29 B29
70 30 SA1
A30 B30
71 31 SA0
A31 B31
72 32
A32 B32
73 33
A33 B33
74 34
A34 B34
75 35
A35 B35
76 36
A36 B36
77 37
A37 B37
78 38
A38 B38
79 39
A39 B39
80 40
A40 B40
MS-DBG-GF80
+5V
SD0 1
SD1 2
SD2 3
SD3 4
5
+5V
SD8 1
SD9 2
RTCROMCS# 4
SD10 3
XSA17 19
SD11 4
XSA16 19
5
SBHE# 4
LA19 4
LA18 4 +5V
LA17 4
SBHE# 1
LA19 2
LA18 3
LA17 4
5
+5V
SA[0..16]
SA[0..16] 4
IRQ11 1
IRQ10 2
4 IRQ10
IRQ9 3
IRQ9
4
IRQ7 4
4 IRQ7
5
+5V
RP48
MEMR# 1
MEMW# 2
IOR# 3
IOW# 4
5
SRP10K
RP36
1
DRQ1
4,19 DRQ1
DISROM 2
DRQ3 3
DRQ3
4,19
DRQ2 4
4,19 DRQ2
5
SRP4K7
+5V
1
2
3
4
+5V
R258
1
1KR3
+5V
1
+5V
RP49
10
9 SD4
8 SD5
7 SD6
6 SD7
SRP10K
+5V
RP46
10
9 SD15
8 SD14
7 SD13
6 SD12
SRP100K
+5V
RP47
10
9 LA23
8 LA22
7 LA21
6 LA20
SRP100K
+5V
RP45
10
9 IRQ3
IRQ3
8 IRQ4
IRQ4
7 IRQ5
IRQ5
6 IRQ6
IRQ6
SRP10K
+5V
10
9
IRQ15 4
8
IRQ14 4
7
IRQ12 4
6 RSTDRV
10
9 DRQ0
DRQ0 4,19
8 DRQ5
DRQ5
4,19
7 DRQ6
DRQ6 4,19
6 DRQ7
DRQ7 4,19
RP41
8 MEMCS16#
MEMCS16# 4
7 IOCS16#
IOCS16# 4
6 REFRESH#
REFRESH# 4
5
SRN100K
2 IOCHRDY#
R263
2
IOCHK#
4
10KR3
4
4
4
4