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  |