ATEN RESEARCH, INC. AM-4586PV / PAT45PV Processor CX486SX/80486SX/80486DX/80486DX2/Pentium Overdrive/Pentium Processor Speed 33/40/50/60/66(internal)MHz Chip Set OPTI Max. Onboard 128MB DRAM Cache 128/256/512KB BIOS Unidentified Dimensions 330mm x 218mm I/O Options 32-bit VESA local bus slots (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Hard drive LED J5 Hard drive LED J4 (pins 10 & interface 20) Speaker J4 (pins 1-4) Power LED & J4 (pins keylock 11-15) Turbo LED J4 (pins 8 & External battery J9 18) Reset switch J4 (pins 9 & 32-bit VESA SL1 & SL2 19) local bus slots USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation (on JP9 pins 2 & 3 board battery) closed CMOS memory normal operation JP9 all open (external battery) CMOS memory clear JP9 pins 1 & 2 closed » Monitor type select monochrome JP10 Open Monitor type select color JP10 Closed » Factory configured - do not W3 N/A alter DRAM CONFIGURATION (MODE 1) Size Bank 0 Bank 1 Bank 2 Bank 3 4MB (4) 1M x 9 NONE NONE NONE 8MB (4) 1M x 9 NONE (1) 1M x 36 NONE 8MB (4) 1M x 9 (4) 1M x 9 NONE NONE 12MB (4) 1M x 9 NONE (1) 2M x 36 NONE 16MB (4) 1M x 9 NONE (1) 1M x 36 (1) 2M x 36 16MB (4) 1M x 9 (4) 1M x 9 (1) 2M x 36 NONE 16MB (4) 4M x 9 NONE NONE NONE 20MB (4) 1M x 9 NONE (1) 2M x 36 (1) 2M x 36 20MB (4) 1M x 9 NONE (1) 4M x 36 NONE 20MB (4) 1M x 9 (4) 4M x 9 NONE NONE 24MB (4) 1M x 9 (4) 1M x 9 (1) 2M x 36 (1) 2M x 36 24MB (4) 1M x 9 (4) 1M x 9 (1) 4M x 36 NONE 32MB (4) 4M x 9 NONE (1) 4M x 36 NONE 32MB (4) 4M x 9 (4) 4M x 9 NONE NONE 36MB (4) 1M x 9 NONE (1) 8M x 36 NONE 40MB (4) 1M x 9 NONE (1) 1M x 36 (1) 8M x 36 40MB (4) 1M x 9 (4) 1M x 9 (1) 8M x 36 NONE 44MB (4) 1M x 9 NONE (1) 2M x 36 (1) 8M x 36 48MB (4) 1M x 9 (4) 1M x 9 (1) 2M x 36 (1) 8M x 36 48MB (4) 4M x 9 NONE (1) 8M x 36 NONE 52MB (4) 1M x 9 NONE (1) 4M x 36 (1) 8M x 36 56MB (4) 1M x 9 (4) 1M x 9 (1) 4M x 36 (1) 8M x 36 64MB (4) 4M x 9 NONE (1) 4M x 36 (1) 8M x 36 64MB (4) 4M x 9 (4) 4M x 9 (1) 8M x 36 NONE 64MB (4) 16M x 9 NONE NONE NONE 68MB (4) 1M x 9 NONE (1) 8M x 36 (1) 8M x 36 68MB (4) 1M x 9 (4) 16M x 9 NONE NONE 72MB (4) 1M x 9 (4) 1M x 9 (1) 8M x 36 (1) 8M x 36 80MB (4) 4M x 9 NONE (1) 8M x 36 (1) 8M x 36 80MB (4) 4M x 9 (4) 16M x 9 NONE NONE 96MB (4) 4M x 9 (4) 4M x 9 (1) 8M x 36 (1) 8M x 36 96MB (4) 16M x 9 NONE (1) 8M x 36 NONE 128MB (4) 16M x 9 (4) 16M x 9 NONE NONE 128MB (4) 16M x 9 NONE (1) 8M x 36 (1) 8M x 36 DRAM CONFIGURATION (MODE 2) Size Bank 0 Bank 1 Bank 2 Bank 3 4MB NONE NONE NONE (1) 1M x 36 8MB NONE NONE (1) 1M x 36 (1) 1M x 36 8MB NONE NONE NONE (1) 2M x 36 12MB NONE NONE (1) 2M x 36 (1) 1M x 36 16MB (4) 1M x 9 (4) 1M x 9 (1) 1M x 36 (1) 1M x 36 16MB NONE NONE (1) 2M x 36 (1) 2M x 36 16MB NONE NONE NONE (1) 4M x 36 20MB (4) 1M x 9 (4) 1M x 9 (1) 2M x 36 (1) 1M x 36 20MB NONE NONE (1) 4M x 36 (1) 1M x 36 24MB (4) 1M x 9 (4) 1M x 9 (1) 2M x 36 (1) 2M x 36 24MB NONE NONE (1) 4M x 36 (1) 2M x 36 32MB NONE NONE (1) 4M x 36 (1) 4M x 36 32MB NONE NONE NONE (1) 8M x 36 36MB NONE NONE (1) 8M x 36 (1) 1M x 36 40MB (4) 4M x 9 (4) 4M x 9 (1) 1M x 36 (1) 1M x 36 40MB NONE NONE (1) 8M x 36 (1) 2M x 36 44MB (4) 4M x 9 (4) 4M x 9 (1) 2M x 36 (1) 1M x 36 48MB (4) 4M x 9 (4) 4M x 9 (1) 2M x 36 (1) 2M x 36 48MB NONE NONE (1) 8M x 36 (1) 4M x 36 52MB (4) 4M x 9 (4) 4M x 9 (1) 4M x 36 (1) 1M x 36 56MB (4) 4M x 9 (4) 4M x 9 (1) 4M x 36 (1) 2M x 36 64MB (4) 4M x 9 (4) 4M x 9 (1) 4M x 36 (1) 4M x 36 64MB NONE NONE (1) 8M x 36 (1) 8M x 36 68MB (4) 4M x 9 (4) 4M x 9 (1) 8M x 36 (1) 1M x 36 72MB (4) 4M x 9 (4) 4M x 9 (1) 8M x 36 (1) 2M x 36 80MB (4) 4M x 9 (4) 4M x 9 (1) 8M x 36 (1) 4M x 36 96MB (4) 4M x 9 (4) 4M x 9 (1) 8M x 36 (1) 8M x 36 DRAM MODE CONFIGURATION Mode RA6 RA12 1 Installed Not-installed 2 Not-installed Installed DRAM RESISTOR ARRAY CONFIGURATION SiMM size RN12 RN13 16MB SIMM in Not-installed Installed Bank 0 or Bank 1 Other Installed Not-installed CACHE CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 Tag 1 Tag 2 128KB (4) 32K NONE NONE NONE (1) 64K (1) 8K x (32) x 8 x 1 8 256KB (4) 32K (4) 32K NONE NONE (1) 64K (1) 32K (32) x 8 x 8 x 1 x 8 256KB (4) 32K NONE (4) 32K NONE (1) 64K (1) 8K x (64) x 8 x 8 x 1 8 512KB (4) 32K (4) 32K (4) 32K (4) 32K (1) 64K (1) 32K (64) x 8 x 8 x 8 x 8 x 1 x 8 CACHE JUMPER CONFIGURATION Size JP2 JP3 JP4 JP5 128KB pins 2 & 3 pins 2 & 3 pins 1 & 2 pins 1 & 2 (32-bit) closed closed closed closed 256KB pins 1 & 2 pins 1 & 2 pins 1 & 2 pins 1 & 2 (32-bit) closed closed closed closed 256KB pins 1 & 2 pins 1 & 2 all open pins 2 & 3 (64-bit) closed closed closed 512KB pins 1 & 2 pins 1 & 2 pins 2 & 3 pins 2 & 3 (64-bit) closed closed closed closed CACHE RESISTOR ARRAY CONFIGURATION Size RN41 RN42 RN52 RN55 128KB Installed Not Not Not (32-bit) installed installed installed 256KB Not Installed Not Not (32-bit) installed installed installed 256KB Not Not Installed Not (64-bit) installed installed installed 512KB Not Not Not Installed (64-bit) installed installed installed VESA BUS SPEED RESISTOR ARRAY CONFIGURATION Speed RN25 RN33 RN40 RN50 25MHz Installed Not installed Not installed Not installed 33MHz Not installed Installed Not installed Not installed 40MHz Not installed Not installed Installed Not installed 50MHz Not installed Not installed Not installed Installed CPU TYPE RESISTOR ARRAY CONFIGURATION CPU RN1 RN2 RN3 RN4 RN5 80486SX Installed Not Not Not Not installed installed installed installed 80486DX Not Installed Not Not Not installed installed installed installed 80486DX2 Not Installed Not Not Not installed installed installed installed CX-M6 Installed Not Not Not Not installed installed installed installed Pentium Not Not Not Installed Not ODP installed installed installed installed P24T Not Not Not Installed Not installed installed installed installed Pentium Not Not Not Not Installed installed installed installed installed CPU TYPE RESISTOR ARRAY CONFIGURATION CPU RN7 RN8 RN9 RN10 RN11 80486SX Installed Not Not Not Not installed installed installed installed 80486DX Not Installed Not Not Not installed installed installed installed 80486DX2 Not Installed Not Not Not installed installed installed installed CX-M6 Not Not Installed Not Not installed installed installed installed Pentium Not Installed Not Not Not ODP installed installed installed installed P24T Not Not Not Installed Not installed installed installed installed Pentium Not Not Not Not Installed installed installed installed installed CPU TYPE CONFIGURATION Type JP6 JP7 JP8 50MHz 486DX Closed pins 2 & 3 pins 2 & 3 closed closed Pentium Open pins 1 & 2 pins 1 & 2 closed closed Other Open pins 2 & 3 pins 2 & 3 closed closed CPU SPEED CONFIGURATION Speed JP11 JP12 JP13 JP14 JP15 33MHz Closed Open Open Open Open 40MHz Open Closed Open Open Open 50MHz Open Open Closed Open Open 66MHz Open Open Open Closed Open U33 installed Open Open Open Open Closed Note: For a 60mhz Pentium, a 60mhz oscillator must be installed in U33 (exact location unidentified).