A-14
Notebook Schematic Diagrams
Figure A-1 Notebook Main Board Logic Diagrams (Sheet 13 of 30)
4,14,15,17,19,20,25
20,23
1
2
R101
DUMMY-R3
SD[0..7]
@IRQ8#
IRQ#8
SD7
SD1
SD2
SD3
SD4
SD5
SD6
SD0
SD[0..7]
U40 PIN 22
4
23
19
19
VCC
24
CS$
13
AS
14
R/W$
15
DS
17
RST$
18
RCL$
21
EXTRAM
22
BC
20
X1
2
X2
3
AD7
11
AD6
10
AD5
9
AD4
8
AD3
7
AD2
6
AD1
5
AD0
4
INT$
19
SQW
23
MOT
1
VSS
12
VSS
16
U40
BQ3285E
1
2
R105
10KR3
2
1
G1
GAP-OPEN
1
2
RX13
DUMMY-R3
CX21
SCD1U
PWRGOOD#
RTCAS
RTCRW
RTCDS
PWRGOOD#
RTCAS
RTCRW
RTCDS
+5V
+5V
RTC
SB: ADD DUMMY RESISTER TO
14 ENEXTCMOS
4 SA[0..15]
A0
12
A1
11
A2
10
A3
9
A4
8
A5
7
A6
6
A7
5
A8
27
A9
26
A10
23
A11
25
A12
4
A13
28
A14
29
A15
3
A16
2
CE
22
VCC
32
VSS
16
VPP
1
DQ0
13
DQ1
14
DQ2
15
DQ3
17
DQ4
18
DQ5
19
DQ6
20
DQ7
21
PGM
31
OE
24
A17/N.C
30
U45
S128K8-150
SA0
SA1
+5V
BIOS ROM
C213
SCD1U
1
2
3
4
5
6
D16
RB731U
SB:ADD 100KR3 FOR QUICK DISCHARGE
4
3
2
1
Q6
S2N3906
1
2
R147
10KR3
C226
SCD1U
1
2
RX21
100KR3
MEMW#
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
MEMW#
M+12V
4
19
19
MEMR#
XSA16
XSA17
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SA10
SA11
SA12
SA13
SA14
SA15
MEMR#
4
25
1
2
3
1
4
7
U44A
SSHC32
RTCROMCS#
DISROM
RTCROMCS#
DISROM
+5V
19
3
1
2
Q7
RN1424
FLASH_ON
FLASH_ON
1
4
2
3
X4
CAN32768
1
2
BT1
BR1225-H1A
Summary of Contents for Extensa 900 Series
Page 1: ...Maintenance Manual ExtensaTM 900 Series Notebook Computers 9813715 0001 December 1996 ...
Page 10: ......
Page 28: ......
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Page 56: ......
Page 82: ......
Page 98: ......
Page 138: ...A 2 Notebook Schematic Diagrams Figure A 1 Notebook Main Board Logic Diagrams Sheet 1 of 30 ...
Page 139: ...Notebook Schematic Diagrams A 3 Figure A 1 Notebook Main Board Logic Diagrams Sheet 2 of 30 ...
Page 140: ...A 4 Notebook Schematic Diagrams Figure A 1 Notebook Main Board Logic Diagrams Sheet 3 of 30 ...
Page 141: ...Notebook Schematic Diagrams A 5 Figure A 1 Notebook Main Board Logic Diagrams Sheet 4 of 30 ...
Page 142: ...A 6 Notebook Schematic Diagrams Figure A 1 Notebook Main Board Logic Diagrams Sheet 5 of 30 ...
Page 143: ...Notebook Schematic Diagrams A 7 Figure A 1 Notebook Main Board Logic Diagrams Sheet 6 of 30 ...
Page 145: ...Notebook Schematic Diagrams A 9 Figure A 1 Notebook Main Board Logic Diagrams Sheet 8 of 30 ...
Page 146: ...A 10 Notebook Schematic Diagrams Figure A 1 Notebook Main Board Logic Diagrams Sheet 9 of 30 ...
Page 147: ...Notebook Schematic Diagrams A 11 Figure A 1 Notebook Main Board Logic Diagrams Sheet 10 of 30 ...
Page 148: ...A 12 Notebook Schematic Diagrams Figure A 1 Motherboard PWB Logic Diagrams Sheet 11 of 23 ...
Page 149: ...Notebook Schematic Diagrams A 13 Figure A 1 Notebook Main Board Logic Diagrams Sheet 12 of 30 ...
Page 153: ...Notebook Schematic Diagrams A 17 Figure A 1 Notebook Main Board Logic Diagrams Sheet 16 of 30 ...
Page 154: ...A 18 Notebook Schematic Diagrams Figure A 1 Notebook Main Board Logic Diagrams Sheet 17 of 30 ...
Page 155: ...Notebook Schematic Diagrams A 19 Figure A 1 Notebook Main Board Logic Diagrams Sheet 18 of 30 ...
Page 156: ...A 20 Notebook Schematic Diagrams Figure A 1 Notebook Main Board Logic Diagrams Sheet 19 of 30 ...
Page 157: ...Notebook Schematic Diagrams A 21 Figure A 1 Notebook Main Board Logic Diagrams Sheet 20 of 30 ...
Page 158: ...A 22 Notebook Schematic Diagrams Figure A 1 Notebook Main Board Logic Diagrams Sheet 21 of 30 ...
Page 159: ...Notebook Schematic Diagrams A 23 Figure A 1 Notebook Main Board Logic Diagrams Sheet 22 of 30 ...
Page 160: ...A 24 Notebook Schematic Diagrams Figure A 1 Notebook Main Board Logic Diagrams Sheet 23 of 30 ...
Page 161: ...Notebook Schematic Diagrams A 25 Figure A 1 Notebook Main Board Logic Diagrams Sheet 24 of 30 ...
Page 166: ...A 30 Notebook Schematic Diagrams Figure A 1 Notebook Main Board Logic Diagrams Sheet 29 of 30 ...
Page 168: ......
Page 171: ...MPB Schematic Diagrams B 3 Figure B 1 MPB CPU Board Logic Diagrams Sheet 2 of 3 ...
Page 176: ...B 8 MPB Schematic Diagrams Figure B 3 MPB Main Board Motherboard Logic Diagrams Sheet 3 of 10 ...
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