4-1. I N T R O D U C I T O N
4-8.
4-9.
4-15. A 9 , A13, A90, A91 SERVICE SHEET 4 - A 9 / A 1 3 / A 9 0 / A 9 1 - 1
4-17. A l l MOTHERBOARD SERVICE SHEET
TABLE OF CONTENTS
4
4
4
4
4
A
A
-
1
-
1
-
3
4
-
4
4
-
5
4
-
5
-
5
-
5
4
-
1
-
4
-
2
-
4
-
A
3
-
4
-
A
5
-
4 - A 6 - 1
4
-
A
7
-
4
- A l 0-1
4
- A l l -1
4
-
A
2
0
-
-
1
-
1
4-1
4-1
4-2
4-3
1
1
1
1
1
1