UNIDENTIFIED
PM486GA VESA
Processor |
CX486M6/TI486/(IBM)BlueLightening/AM486SX/80486SX/80487SX/CX486DX/AM486DX/80486DX/CX486DX2/AM486DX2/80486DX2/P4S/P23S/P24S/ Pentium Overdrive |
Processor Speed |
25/33/40/50(internal)/50/66(internal)/80(internal)MHz |
Chip Set |
ALI |
Max. Onboard DRAM |
128MB |
Cache |
64/128/256/512/1024KB |
BIOS |
AMI/Phoenix |
Dimensions |
254mm x 218mm |
I/O Options |
32-bit VESA local bus slots (3), green PC connector |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
External battery |
J4 |
Turbo switch |
JP40 |
Green PC connector |
JP12 |
Speaker |
JP41 |
Ring in signal connector |
JP13 |
Power LED & keylock |
JP42 |
Reset switch |
JP38 |
32-bit VESA local bus slots |
SL1 - SL3 |
Turbo LED |
JP39 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
» |
CMOS memory normal operation |
CN1 |
Closed |
CMOS memory clear |
CN1 |
Open | |
» |
Factory configured - do not alter |
JP1 |
N/A |
» |
Monitor type select color |
JP7 |
pins 2 & 3 closed |
Monitor type select monochrome |
JP7 |
pins 1 & 2 closed | |
» |
Green PC enabled |
JP10 |
Closed |
Green PC disabled |
JP10 |
Open | |
» |
ADS speed select > 33MHz |
JP43 |
pins 2 & 3 closed |
ADS speed select <= 33MHz |
JP43 |
pins 1 & 2 closed |
DRAM CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
1MB |
(4) 256K x 9 |
NONE |
NONE |
1MB |
NONE |
(1) 256K x 36 |
NONE |
2MB |
(4) 256K x 9 |
NONE |
(1) 256K x 36 |
2MB |
NONE |
(1) 256K x 36 |
(1) 256K x 36 |
4MB |
(4) 1M x 9 |
NONE |
NONE |
4MB |
NONE |
(1) 1M x 36 |
NONE |
5MB |
(4) 256K x 9 |
NONE |
(1) 1M x 36 |
5MB |
(4) 1M x 9 |
NONE |
(1) 256K x 36 |
5MB |
NONE |
(1) 1M x 36 |
(1) 256K x 36 |
5MB |
NONE |
(1) 256K x 36 |
(1) 1M x 36 |
8MB |
(4) 1M x 9 |
NONE |
(1) 1M x 36 |
8MB |
NONE |
(1) 1M x 36 |
(1) 1M x 36 |
8MB |
NONE |
(1) 2M x 36 |
NONE |
9MB |
(4) 256K x 9 |
NONE |
(1) 2M x 36 |
9MB |
NONE |
(1) 256K x 36 |
(1) 2M x 36 |
9MB |
NONE |
(1) 2M x 36 |
(1) 256K x 36 |
12MB |
(4) 1M x 9 |
NONE |
(1) 2M x 36 |
12MB |
NONE |
(1) 1M x 36 |
(1) 2M x 36 |
12MB |
NONE |
(1) 2M x 36 |
(1) 1M x 36 |
16MB |
(4) 4M x 9 |
NONE |
NONE |
16MB |
NONE |
(1) 4M x 36 |
NONE |
16MB |
NONE |
(1) 2M x 36 |
(1) 2M x 36 |
17MB |
(4) 256K x 9 |
NONE |
(1) 4M x 36 |
17MB |
NONE |
(1) 256K x 36 |
(1) 4M x 36 |
17MB |
NONE |
(1) 4M x 36 |
(1) 256K x 36 |
20MB |
(4) 1M x 9 |
NONE |
(1) 4M x 36 |
20MB |
NONE |
(1) 1M x 36 |
(1) 4M x 36 |
20MB |
NONE |
(1) 4M x 36 |
(1) 1M x 36 |
20MB |
(4) 4M x 9 |
NONE |
(1) 1M x 36 |
24MB |
(4) 4M x 9 |
NONE |
(1) 2M x 36 |
24MB |
NONE |
(1) 4M x 36 |
(1) 2M x 36 |
24MB |
NONE |
(1) 2M x 36 |
(1) 4M x 36 |
DRAM CONFIGURATION (CON’T) | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
32MB |
(4) 4M x 9 |
NONE |
(1) 4M x 36 |
32MB |
NONE |
(1) 4M x 36 |
(1) 4M x 36 |
64MB |
(4) 16M x 9 |
NONE |
NONE |
65MB |
(4) 16M x 9 |
NONE |
(1) 256K x 36 |
68MB |
(4) 16M x 9 |
NONE |
(1) 1M x 36 |
72MB |
(4) 16M x 9 |
NONE |
(1) 2M x 36 |
80MB |
(4) 16M x 9 |
NONE |
(1) 4M x 36 |
128MB |
(4) 16M x 9 |
(1) 8M x 36 |
(1) 8M x 36 |
DRAM JUMPER CONFIGURATION | ||||
Type |
JP11A |
JP11B |
JP11C |
JP11D |
Double side SIMM |
1 & 2, 3 & 4 |
1 & 2 |
1 & 2 |
1 & 2 |
Single side SIMM |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CACHE CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
TAG |
32KB |
(4) 8K x 8 |
NONE |
(1) 8K x 8 |
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(1) 8K x 8 |
128KB |
(4) 32K x 8 |
NONE |
(1) 32K x 8 |
256KB (A) |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
256KB (B) |
(4) 64K x 8 |
NONE |
(1) 32K x 8 |
512KB |
(4) 64K x 8 |
(4) 64K x 8 |
(1) 64K x 8 |
1MB |
(4) 128K x 8 |
(4) 128K x 8 |
(1) 128K x 8 |
CACHE JUMPER CONFIGURATION | ||||
Size |
JP16 |
JP17 |
JP18 |
JP30 |
32KB |
2 & 3 |
2 & 3 |
Open |
Open |
64KB |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
128KB |
1 & 2 |
2 & 3 |
Closed |
1 & 2, 3 & 4 |
256KB (A) |
1 & 2 |
1 & 2 |
Closed |
1 & 2, 3 & 4, 5 & 6 |
256KB (B) |
1 & 2 |
1 & 2 |
Closed |
1 & 2, 3 & 4, 5 & 6 |
512KB |
1 & 2 |
1 & 2 |
Closed |
1 & 2, 3 & 4, 5 & 6 |
1MB |
1 & 2 |
1 & 2 |
Closed |
1 & 2, 3 & 4, 5 & 6 |
Note: Pins designated should be in the closed position. |
CACHE JUMPER CONFIGURATION (CON’T) | |||
Size |
JP31 |
JP32 |
JP33 |
32KB |
Open |
pins 1 & 2 closed |
Open |
64KB |
Open |
pins 1 & 2 closed |
Open |
128KB |
Open |
pins 1 & 2 closed |
Open |
256KB (A) |
Open |
pins 1 & 2 closed |
Open |
256KB (B) |
Open |
pins 1 & 2 closed |
pins 2 & 3 closed |
512KB |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
1MB |
pins 1 & 2, 3 & 4 closed |
pins 2 & 3 closed |
pins 1 & 2 closed |
CPU TYPE CONFIGURATION | |||||
Type |
JP4 |
JP5 |
JP6 |
JP9 |
JP14 |
AM486SX |
Open |
Open |
Open |
Open |
Open |
80486SX |
Open |
Open |
Open |
Open |
Open |
80487SX |
Open |
Open |
Open |
Open |
Open |
CX486DX |
Open |
Open |
Closed |
5 & 6 |
2 & 4 |
AM486DX-33 |
Open |
Open |
Open |
Open |
Open |
AM486DX-40/50 |
Open |
Open |
Open |
Open |
Open |
80486DX-33 |
Open |
Open |
Open |
Open |
Open |
80486DX-40/50 |
Open |
Open |
Open |
Open |
Open |
CX486DX2 |
Open |
Open |
Closed |
5 & 6 |
2 & 4 |
AM486DX2 |
Open |
Open |
Open |
Open |
Open |
80486DX2 |
Open |
Open |
Open |
Open |
Open |
P4S |
Open |
Open |
Open |
Open |
1 & 2 |
P23S |
Open |
Open |
Open |
Open |
1 & 2 |
P24S |
Open |
Open |
Open |
Open |
1 & 2 |
P24T |
Open |
Closed |
Open |
Open |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU TYPE CONFIGURATION (CON’T) | ||||||
Type |
JP15 |
JP19 |
JP20 |
JP21 |
JP22 |
JP23 |
AM486SX |
Open |
Open |
1 & 2 |
2 & 3 |
Open |
1 & 2 |
80486SX |
Open |
Open |
1 & 2 |
2 & 3 |
Open |
1 & 2 |
80487SX |
Open |
1 & 2 |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
CX486DX |
2 & 4 |
Open |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
AM486DX-33 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
AM486DX-40/50 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
80486DX-33 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
80486DX-40/50 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
CX486DX2 |
2 & 4 |
Open |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
AM486DX2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
80486DX2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
P4S |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
P23S |
1 & 2 |
Open |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
P24S |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
P24T |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
Closed |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU TYPE CONFIGURATION (CON’T) | ||||||
Type |
JP24 |
JP25 |
JP26 |
JP27 |
JP28 |
JP29 |
AM486SX |
Open |
Open |
Closed |
Open |
Closed |
Open |
80486SX |
Open |
Open |
Closed |
Open |
Closed |
Open |
80487SX |
Open |
Open |
Closed |
Open |
Closed |
Open |
CX486DX |
1 & 2 |
Closed |
Open |
Open |
Closed |
Closed |
AM486DX-33 |
Open |
Open |
Closed |
Open |
Closed |
Open |
AM486DX-40/50 |
Open |
Open |
Closed |
Open |
Closed |
Closed |
80486DX-33 |
Open |
Open |
Closed |
Open |
Closed |
Open |
80486DX-40/50 |
Open |
Open |
Closed |
Open |
Closed |
Closed |
CX486DX2 |
1 & 2 |
Closed |
Open |
Open |
Closed |
Open |
AM486DX2 |
Open |
Open |
Closed |
Open |
Closed |
Open |
80486DX2 |
Open |
Open |
Closed |
Open |
Closed |
Open |
P4S |
2 & 3 |
Open |
Closed |
Closed |
Closed |
Open |
P23S |
2 & 3 |
Open |
Closed |
Closed |
Closed |
Open |
P24S |
2 & 3 |
Open |
Closed |
Closed |
Closed |
Open |
P24T |
2 & 3 |
Open |
Closed |
Open |
Closed |
Open |
Note: Pins designated should be in the closed position. |
CPU TYPE CONFIGURATION | ||
Type |
JP9 |
JP28 |
TI 486 |
pins 1 & 2, 5 & 6 closed |
N/A |
IBM Blue Lightening |
pins 1 & 2, 3 & 4 closed |
N/A |
CX486M6 |
N/A |
Open |
Note: These are alternate jumper settings for the above CPU types. |
CPU SPEED CONFIGURATION | ||||
Speed |
JP3 |
JP8 |
JP34 |
JP35 |
25MHz |
pins 1 & 2 closed |
pins 1 & 2, 5 & 6 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
33MHz |
pins 1 & 2 closed |
pins 1 & 2, 3 & 4 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
40MHz |
pins 2 & 3 closed |
pins 3 & 4, 5 & 6 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
50iMHz |
pins 1 & 2 closed |
pins 1 & 2, 5 & 6 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
50MHz |
pins 2 & 3 closed |
pins 1 & 2, 5 & 6 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
66iMHz |
pins 1 & 2 closed |
pins 1 & 2, 3 & 4 closed |
pins 1 & 2 closed |
pins 1 & 2 closed |
80iMHz |
pins 2 & 3 closed |
pins 3 & 4, 5 & 6 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
VL BUS WAIT STATE CONFIGURATION | ||
» Wait states |
JP36 | |
» |
0 wait states |
pins 1 & 2 closed |
» |
1 wait state |
pins 2 & 3 closed |
VL BUS SPEED CONFIGURATION | ||
» CPU speed |
JP37 | |
» |
<= 33MHz |
pins 2 & 3 closed |
» |
> 33MHz |
pins 1 & 2 closed |
GREEN PC CONFIGURATION | |
Setting |
J5 |
Reserved |
pins 1 & 2 closed |
Chassis fan power |
pins 3 & 4 closed |
Monitor power |
pins 5 & 6 closed |
VGA H-synch |
pins 7 & 8 closed |
VGA V-synch |
pins 9 & 10 closed |