Super Voyager PCI-II 486 ISA Motherboard User's Guide
15
Step 1 Set Jumpers,
Continued
Cyrix CPU Support
This motherboard supports the Cyrix DX4 and M1SC CPUs. If installing a Cyrix DX4 or M1SC, the J2, J3, J6, J8, J9, J10, J11, J12, J13, J14,
and J15 CPU jumper settings for the 100 MHz AM486 Plus using Write-back caching should be used.
Selecting a 3.3V CPU
Set the motherboard jumpers as follows for 3.3V CPUs:
Jumper
Intel 486 DX4
AMD
A,
A
Cyrix M7
(low voltage)
Cyrix M9
AM486DX
standard 3.3V
package
J1
OPEN
OPEN
OPEN
OPEN
OPEN
J2
Short Pins 2-3
Short Pins 2-3
Short Pins 2-3
Short Pins 2-3
Short Pins 2-3
J3
Short Pins 1-2
Short Pins 1-2
Short Pins 2-3
Short Pins 1-2
OPEN
J6
Short Pins 1-2
Short Pins 1-2
Short Pins 1-2
Short Pins 1-2
OPEN
J8
OPEN
Short Pins 2-3
Short Pins 1-2
Short Pins 2-3
OPEN
J9
OPEN
OPEN if 3X.
Short Pins 1-2 if
2X.
OPEN
OPEN
OPEN
J10
Short Pins 1-2
and Pins 3-4
Short Pins 1-2
and 3-4.
Short Pins 1-2
and 3-4
Short Pins 1-2
and 3-4
Short Pins 1-2
and 3-4
J11
Short Pins 1-2
Short Pins 1-2
Short Pins 1-2
Short Pins 1-2
Short Pins 1-2
J12
OPEN
OPEN if WB.
Short Pins 1-2 if
WT
OPEN
OPEN
OPEN
J13
OPEN
Short Pins 2-3
Short Pins 1-2
OPEN
OPEN
J14
Short Pins 1-2
and Pins 3-4
Short Pins 1-2
and Pins 3-4.
Short Pins 2-3.
Short Pins 1-2
and Pins 3-4
OPEN
J15
OPEN
Short Pins 1-2
Short Pins 2-3
Short Pins 1-2
OPEN
J7
OPEN
OPEN
OPEN
OPEN
OPEN
J28
If 3.3V from
power supply:
Short Pins 1-2, 3-
4, and 5-6.
If 3.3V from
power supply:
Short Pins 1-2, 3-
4, and 5-6.
If 3.3V from
power supply:
Short Pins 1-2, 3-
4, and 5-6.
If 3.3V from
power supply:
Short Pins 1-2, 3-
4, and 5-6.
If 3.3V from
power supply:
Short 1-2, 3-4,
and 5-6.
J29
If 3.3V from
onboard
regulator:
Short Pins 1-2, 3-
4, and 5-6.
If 3.3V from
onboard
regulator:
Short Pins 1-2, 3-
4, and 5-6.
If 3.3V from
onboard
regulator:
Short Pins 1-2, 3-
4, and 5-6.
If 3.3V from
onboard
regulator:
Short Pins 1-2, 3-
4, and 5-6.
If 3.3V from
onboard
regulator:
Short 1-2, 3-4,
and 5-6.
J30
Short Pins 1-2.
Short Pins 1-2.
Short Pins 2-3.
Short Pins 2-3.
Short Pins 1-2
Note:
For 3.3V CPUs, J7 must be left OPEN.
Содержание Super Voyager PCI-II
Страница 1: ...American Megatrends Inc Super Voyager PCI II 486 ISA Motherboard User s Guide MAN 724 4 21 95...
Страница 12: ...Super Voyager PCI II 486 ISA Motherboard User s Guide 9 2 Installation...
Страница 14: ...Super Voyager PCI II 486 ISA Motherboard User s Guide 11 Motherboard Layout...
Страница 59: ...56...
Страница 61: ...Chapter 4 Flash Programming 58...
Страница 63: ...Appendix A Upgrading Cache Memory 60...