==View or Print jumper settings using Fixedsys or New Courier fonts==
GA-486VS/486VF rev.8 Motherboard
- BIOS ID String ???????????? <--- please send yours in
- AWARD BIOS string 08/01/94-SIS-85C471B/E-2C419G01-00 (GA-486VF v.8c)
- 4-72 pin SIMM slots OR 8-30 pin SIMM slots (1-128meg FPM DRAM)
- 3-32bit VESA Local Bus slots
- 6-16bit ISA slots
- 1-8bit XT slot
- 64k-512k CACHE support in 8-32pin sockets + 1 TAG RAM socket
- AMI/AWARD 1995 Auto-Detect Bios.
- Supports Green PC Energy Management.
- SiS 85C471 chipset
- ZIF 237pin CPU socket 3 supports these processors at 3.3/5v:
INTEL 80486SX/SX2/DX/DX2,OverDrive,P24T,DX4
CYRIX CX486SX/SX2/DX/DX2/DX4
AMD AM486SX/SX2/DX/DX2/DX4
- Supports speeds of 25/33/40/50/66/75/100(internal)MHz.
- Manufacturer: GIGA-BYTE TECHNOLOGY CO., LTD.
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CMOS normal JP16 1-2
CMOS clear JP16 2-3
CGA monitor JP17 closed
All other monitors JP17 open
AMD type CPU's JP11 open
All other CPU's JP11 closed
CYRIX,P24D,AMD Enhanced CPU's JP21 1-2
All other CPU's JP21 2-3
Green PC normal operation JP26 open
Green PC green mode JP26 closed
CACHE type write thru JP30 2-3
CACHE type write back JP30 1-2
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CACHE Size BAKK 0 BANK 1 TAG
---------------------------------------------------------
64k 4 - 8kx8 4 - 8kx8 1 - 8kx8
128k 4 - 32kx8 none 1 - 8kx8
256k 4 - 32kx8 4 - 32kx8 1 - 16k(or)32kx8
256k 4 - 64kx8 none 1 - 16k(or)32kx8
512k 4 - 128kx8 none 1 - 32kx8
Size JP1 JP2 JP3 JP4
----------------------------------------
64k open open open ???
128k closed open open 1-2
256k closed closed open 2-3
256k closed closed open 1-2
512k closed closed closed 1-2
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CPU type Multiplier JP24
------------------------------------
CX486 M6 2-3
AM486SL 2-5
P24D 2-5
AM486DX4 2x 3-4
AM486DX4 3x 3-4 open
80486DX4 2x 3-4
80486DX4 3x 3-4 open
CPU type JP8 JP18
---------------------------------------
CX486 M6 ??? open
80486SX 2-3 closed
80486DX 1-2 closed
80486DX2 1-2 closed
80486DX4 1-2 closed
Pentium Overdrive 1-2 closed
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CPU Speed JP5 JP6 JP7 JP29
-------------------------------------------------------
25MHz open open closed open
33MHz closed closed closed open
40MHz open closed closed closed
50iMHz open open closed open
50MHz closed open open closed
66iMHz closed closed closed open
75i (40x2) MHz open closed closed closed
75i (25x3) MHz open open closed open
100i (50x2) MHz closed open open closed
CPU Voltage JP36 JP37
-----------------------------
3.3v open open
5v closed closed
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Voltage Delay config
Function J2 J8 J9 JP20
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Normal card installed 1-2 1-2 1-2 2-3
Installed card requires 2-3 2-3 2-3 1-2
address time
(NOTE: more address time required when using DX4-100,DX4-75,DX2-66)
( DX50,DX40,DX33 )
(We are looking for more data on this function, please send it in.)
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