Gigabyte 5AA User manual

R-32-01-091202
5AA
USER'S MANUAL
¯Support Intel Pentium, MMX, Cyrix/IBM 6x86MX, MII, AMD K6,
K6-2, K6-III, IDT Winchip 2, IDT Winchip 3 & RISE MP6 CPUs.
¯Support parity check or ECC function.
¯Support fully AGP 1.0 specification.
¯Support switching mode voltage regulator on board (1.3V~3.5V).
¯Support 66/75/83/95 MHz and 100MHz.
¯Support Modem Ring On (COMA ¡A B) , Win 95/98 shutdown.
¯Support Wake on Lan (The ATX power supply supports larger
than 720 mA 5V Stand-By current ).
¯Support keyboard power on function (The ATX power
supply supports larger than 300mA 5V Stand-by current).
¯Support Ultra DMA33 and ATA66.
¯Support IrDA function for Fast IrDA.
Pentium

Processor PCI - ISA BUS MAINBOARD
REV. 3.2 First Edition

5AA
1
The author assumes no responsibility for any errors or omissions which may appear
in this document nor does it make a commitment to update the information contained
herein.
¯THIRD-PARTY BRANDS AND NAMES ARE THE PROPERTY OF THEIR
RESPECTIVE OWNERS.
Dec. 2, 1999 Taipei, Taiwan

Quick Installation Guide
2
I. CPU Jumper Setting Table:
O: ON
X: OFF
SW 45678SW 45678
1.3V XXXXO2.5V OXOX X
1.4V XOX X O2.6V XO O X X
1.5V X X OXO2.7V O O O X X
1.6V XO O XO2.8V X X X OX
1.7V XXXO O 2.9V OX X OX
1.8V XOXO O 3.0V XOXOX
1.9V X X OOO3.1V O O XOX
2.0V XOOOO3.2V X X O O X
2.1V OXXXX3.3V OXO O X
2.2V XOXXX3.4V XOOOX
2.3V O O XXX3.5V O O O O X
2.4V X X OX X --- --- --- --- --- ---
SW 1 2 3
X1.5 X X X
X2 OX X
X2.5 O O X
X3 XOX
X3.5 X X X
X4 OXO
X4.5 O O O
X5 XO O
X5.5 X X O
X6 OX X

5AA
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JP2 JP1 JP14 JP16 MHz
2-3 2-3 2-3 X66M
1-2 2-3 2-3 O75M
1-2 2-3 2-3 X83M
1-2 1-2 2-3 O95M
1-2 1-2 2-3 X100M
1-2 1-2 1-2 X105M
1-2 1-2 1-2 O110M
1-2 2-3 1-2 X115M
1-2 2-3 1-2 O120M
2-3 1-2 1-2 X125M
2-3 1-2 1-2 O130M
2-3 2-3 1-2 X135M
2-3 2-3 1-2 O140M
♦Note: It’s strongly recommended that set the system speed according to your
hardware configuration: CPU, SDRAM, Cards, etc.

Quick Installation Guide
4
II. Quick Installation Guide:
O : ON X : OFF
CPU S1 S2 S3 S4 S5 S6 S7 S8 JP2 JP1 JP14 JP16
1. Pentium

133 MHz OX X O O O O X2-3 2-3 2-3 X
2. Pentium

166 MHz O O XO O O O X2-3 2-3 2-3 X
3. Pentium

200 MHz XOXO O O O X2-3 2-3 2-3 X
4. Intel MMX-166MHz O O XXXXOX2-3 2-3 2-3 X
5. Intel MMX-200MHz XOXXXXOX2-3 2-3 2-3 X
6. Intel MMX-233MHz XXXXXXOX2-3 2-3 2-3 X
7. AMD-K6/166 (2.9V) O O XOX X OX2-3 2-3 2-3 X
8. AMD-K6/200 (2.9V) XOXOX X OX2-3 2-3 2-3 X
9. AMD-K6/233 (3.2V) XXXXXO O X2-3 2-3 2-3 X
10. AMD-K6/233 (66*3.5 2.2V) XXXX
O
X X X 2-3 2-3 2-3 X
11. AMD-K6/266 (66*4 2.2V)
AMD-K6-2/266 (66*4 2.2V)
O
X
O
X
O
X X X 2-3 2-3 2-3 X
12. AMD-K6/300 (66*4.5 2.2V) OOOX
O
X X X 2-3 2-3 2-3 X
13. AMD-K6/300 (100*3 2.2V)
AMD-K6-2/300 (100*3 2.2V) XOX X
O
X X X 1-2 1-2 2-3 X
14. AMD-K6-2/333 (66*5 2.2V) XO O X
O
X X X 2-3 2-3 2-3 X
15. AMD-K6-2/333 (95*3.5 2.2V) XXXX
O
X X X 1-2 1-2 2-3 O
16. AMD-K6-2/350 (100*3.5 2.2V) XXXX
O
X X X 1-2 1-2 2-3 X
17.AMD-K6-2/366 (66*5.5 2.2V)
*
X X OX
O
X X X 2-3 2-3 2-3 X
18. AMD-K6-2/380 (95*4 2.2V) OXOX
O
X X X 1-2 1-2 2-3 O
19. AMD-K6-2/400 (100*4 2.2V) OXOX
O
X X X 1-2 1-2 2-3 X
20. AMD-K6-2/450 (100*4.5 2.2V)
*OOOX
O
X X X 1-2 1-2 2-3 X
21. AMD-K6-2/450 (100*4.5 2.4V) OOOX X
O
X X 1-2 1-2 2-3 X
22. AMD-K6-2/475 (95*5 2.2V) *XO O X
O
X X X 1-2 1-2 2-3 O
23. AMD-K6-2/475 (95*5 2.4V) *XO O X X
O
X X 1-2 1-2 2-3 O
24. AMD-K6-2/500 (100*5 2.2V) *XO O X
O
X X X 1-2 1-2 2-3 X
25. AMD-K6-2/500 (100*5 2.4V) *XO O X X
O
X X 1-2 1-2 2-3 X

5AA
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26. AMD-K6-2/550 (100*5.5 2.2V)
*X X OX
O
X X X 1-2 1-2 2-3 X
27. AMD-K6-III/400 (100*4 2.2V) * OXOX
O
X X X 1-2 1-2 2-3 X
CPU S1 S2 S3 S4 S5 S6 S7 S8 JP2 JP1 JP14 JP16
28. AMD-K6-III/400 (100*4 2.4V) OXOX X
O
X X 1-2 1-2 2-3 X
29.AMD-K6-III/450 (100*4.5 2.2V)
*OOOX
O
X X X 1-2 1-2 2-3 X
30.AMD-K6-III/450 (100*4.5 2.4V)
*OOOX X
O
X X 1-2 1-2 2-3 X
31. AMD-K6-III/475 (95*5 2.2V) *XO O X
O
X X X 1-2 1-2 2-3 O
32. AMD-K6-III/475 (95*5 2.4V) *XO O X X
O
X X 1-2 1-2 2-3 O
33. AMD-K6-III/500 (100*5 2.2V) *XO O X
O
X X X 1-2 1-2 2-3 X
34. AMD-K6-III/500 (100*5 2.4V) *XO O X X
O
X X 1-2 1-2 2-3 X
35. AMD-K6-III/550 (100*5.5 2.2V)
*X
O
O
X
O
X X X 1-2 1-2 2-3 X
36. Cyrix/IBM 6x86MX-PR166
(66*2 2.9V)
O
X X
O
X X
O
X2-3 2-3 2-3 X
37. Cyrix/IBM 6x86MX-PR200
(66*2.5 2.9V)
O
O
X
O
X X
O
X2-3 2-3 2-3 X
38. Cyrix/IBM 6x86MX-PR200
(75*2 2.9V)
O
X X
O
X X
O
X
1-2
2-3
2-3
O
39. Cyrix/IBM 6x86MX-PR233
(66*3 2.9V) X
O
X
O
X X
O
X2-3 2-3 2-3 X
40. Cyrix/IBM 6x86MX-PR233
(75*2.5 2.9V)
O
O
X
O
X X
O
X
1-2
2-3
2-3
O
41. Cyrix/IBM 6x86MX-PR233
(83*2 2.9V)
O
X X
O
X X
O
X
1-2
2-3
2-3
X
42. Cyrix/IBM 6x86MX-PR266
(66*3.5 2.9V) XXX
O
X X
O
X2-3 2-3 2-3 X
43. Cyrix/IBM 6x86MX-PR266
(75*3 2.9V) X
O
X
O
X X
O
X
1-2
2-3
2-3
O
44. Cyrix/IBM 6x86MX-PR266
(83*2.5 2.9V)
O
O
X
O
X X
O
X
1-2
2-3
2-3
X
45. Cyrix M¢º-PR300
(66*3.5 2.9V) XXX
O
X X
O
X2-3 2-3 2-3 X
46. Cyrix M¢º-PR333
(66*4 2.9V)
O
XO
O
X X
O
X2-3 2-3 2-3 X
47. Cyrix M¢º-PR333
(83*3 2.9V) X
O
X
O
X X
O
X
1-2
2-3
2-3
X

Quick Installation Guide
6
48. Cyrix M¢º-PR333
(75*3.5 2.9V) XXX
O
X X
O
X
1-2
2-3
2-3
O
49. Cyrix M¢º-PR366 *
(100*2.5 2.9V)
O
O
X
O
X X
O
X1-2 1-2 2-3 X
50. Cyrix M¢º-PR366 *
(75*4 2.9V)
O
XO
O
X X
O
X
1-2
2-3
2-3
O
CPU S1 S2 S3 S4 S5 S6 S7 S8 JP2 JP1 JP14 JP16
51. Cyrix M¢º-PR366 *
(83*3.5 2.9V) XXX
O
X X
O
X
1-2
2-3
2-3
X
52. Cyrix M¢º-PR400 *
(100*3.5 2.9V) XXX
O
X X
O
X1-2 1-2 2-3 X
53. IDT Winchip 2-200
(66*3 3.5V) XOXO O O O X2-3 2-3 2-3 X
54. IDT Winchip 2-200 *
(100*2 3.5V) OX X O O O O X1-2 1-2 2-3 X
55. IDT Winchip 2-225
(75*3 3.5V) XOXO O O O X
1-2
2-3
2-3
O
56. IDT Winchip 2-233 *
(66*3.5 3.5V) XXXO O O O X2-3 2-3 2-3 X
57. IDT Winchip 2-233 *
(100*2.33 3.5V) XOOOOOOX1-2 1-2 2-3 X
58. IDT Winchip 2-266 *
(66*4 3.5V) OXOOOOOX2-3 2-3 2-3 X
59. IDT Winchip 2-266 *
(100*2.66 3.5V) X X OOOOOX1-2 1-2 2-3 X
60. IDT Winchip 2-300 *
(100*2.5 3.5V) O O XO O O O X1-2 1-2 2-3 X
61. IDT Winchip 3-266 *
(100*2.33 2.8V) XO O XXXOX1-2 1-2 2-3 X
62. RISE MP6-266 *
(100*2 2.8V) OXXXXXOX1-2 1-2 2-3 X
¬Note: If Cyrix 6x86 is being used, please check the CPU Date Code after 605.
/The default setting is 100*3 at 2.2V for AMD K6/300 and AMD K6-2/300
CPU S1 S2 S3 S4 S5 S6 S7 S8 JP2 JP1 JP14 JP16
AMD-K6/300 (100*3 2.2V)
AMD-K6-2/300 (100*3 2.2V) X
O
X X OX X X 1-2 1-2 2-3 X
MThe settings of the processors marked with “*”above are just for your
reference, these processors have not been tested yet !

5AA
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1. PentiumProcessor 133 MHz
CPU
ALi
M1543C
5AA
SW
ALi
M1542
CPU
ON
1
2
3
4
5
6
7
8
OFF
SW2
JP14JP1JP2
1
2
3
JP16
2. PentiumProcessor 166 MHz
ON
sw
OFF
1
2
3
4
5
6
7
8
JP1JP14 JP2
1
2
3JP16
3. PentiumProcessor 200 MHz
ON
sw
OFF
1
2
3
4
5
6
7
8JP1JP14 JP2
1
2
3JP16

Quick Installation Guide
8
4. Intel MMX-166 MHz
ON
sw
OFF
1
2
3
4
5
6
7
8JP1JP14 JP2
1
2
3JP16
1
5. Intel MMX-200 MHz
ON
sw
OFF
1
2
3
4
5
6
7
8JP1JP14 JP2
1
2
3
JP16
6. Intel MMX-233 MHz
ON
sw
OFF
1
2
3
4
5
6
7
8JP1JP14 JP2
1
2
3JP16
7. AMD-K6/166 (2.9V)
ON
sw
OFF
1
2
3
4
5
6
7
8JP1JP14 JP2
1
2
3JP16
8. AMD-K6/200 (2.9V)