TMC RESEARCH CORPORATION PCI48AG (VER. 0), PCI48AG4 (VER. 0) Processor CX486SX/80486SX/CX486DX/AM486DXL/80486DX/CX486DX2/ AM486DXL2/80486DX2/CX486DX4/AM486DXL4/80486DX4/P24D/ P24T/P24CT Processor 25/33/40/50(internal)/50/66(internal)/80(internal)/100(internal)MHz Speed Chip Set ALI Video Chip None Set Maximum 128MB Onboard Memory Maximum None Video Memory Cache 128/256/512KB BIOS Unidentified Dimensions 254mm x 218mm I/O 32-bit PCI slots (3), green PC connector, IDE interfaces (2) Options NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location IDE interface 1 CN1 Turbo LED J11 pins 8 & 18 IDE interface 2 CN2 Reset switch J11 pins 9 & 19 External battery J2 IDE interface LED J11 pins 10 & 20 Green PC connector J8 Power LED & J11 pins 11 - keylock 15 Speaker J11 pins 1 - 32-bit PCI slots PC1 - PC3 4 Turbo switch J11 pins 7 & 17 USER CONFIGURABLE SETTINGS Function Label Position Battery type select internal JP1 Pins 2 & 3 closed Battery type select external JP1 Open CMOS memory clear JP1 Pins 1 & 2 closed Monitor type select color JP2 Closed Monitor type select monochrome JP2 Open PCI IDE enabled JP4 Closed PCI IDE disabled JP4 Open DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 2MB (1) 512K x None None None 36 2MB (1) 256K x (1) 256K x None None 36 36 4MB (1) 1M x 36 None None None 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 36 36 36 36 4MB (1) 512K x None (1) 256K x (1) 256K x 36 36 36 4MB (1) 512K x None (1) 512K x None 36 36 5MB (1) 256K x (1) 1M x 36 None None 36 6MB (1) 256K x (1) 256K x (1) 1M x 36 None 36 36 6MB (1) 512K x None (1) 1M x 36 None 36 8MB (1) 1M x 36 (1) 1M x 36 None None 8MB (1) 2M x 36 None None None 10MB (1) 256K x (1) 256K x (1) 1M x 36 (1) 1M x 36 36 36 10MB (1) 512K x None (1) 1M x 36 (1) 1M x 36 36 10MB (1) 512K x None (1) 2M x 36 None 36 12MB (1) 1M x 36 None (1) 1M x 36 (1) 1M x 36 12MB (1) 1M x 36 None (1) 2M x 36 None 16MB (1) 4M x 36 None None None 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 2M x 36 None (1) 1M x 36 (1) 1M x 36 16MB (1) 2M x 36 None (1) 2M x 36 None 17MB (1) 256K x (1) 4M x 36 None None 36 20MB (1) 1M x 36 (1) 4M x 36 None None 32MB (1) 4M x 36 (1) 4M x 36 None None DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 32MB (1) 8M x 36 None None None 64MB (1) 16M x 36 None None None 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 64MB (1) 8M x 36 None (1) 4M x 36 (1) 4M x 36 64MB (1) 8M x 36 None (1) 8M x 36 None 128MB (1) 16M x 36 (1) 16M x 36 None None 128MB (1) 32M x 36 None None None CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 128KB (4) 32K x 8 None (1) 8K x 8 256KB (A) (4) 32K x 8 (4) 32K x 8 (1) 16K x 8 256KB (B) (4) 64K x 8 None (1) 16K x 8 512KB (4) 64K x 8 (4) 64K x 8 (1) 32K x 8 CACHE RESISTOR CONFIGURATION Size RNC1 RNC2 RNC3 128KB Installed Not installed Not installed 256KB (A) Not installed Installed Not installed 256KB (B) Not installed Installed Not installed 512KB Not installed Not installed Installed CPU SPEED SELECTION Speed RND25 RND33 RND40 RND50 25MHz Installed Not Not Not installed installed installed 33MHz Not Installed Not Not installed installed installed 40MHz Not Not Installed Not installed installed installed 50iMHz Installed Not Not Not installed installed installed 50MHz Not Not Not Installed installed installed installed 66iMHz Not Installed Not Not installed installed installed 80iMHz Not Not Installed Not installed installed installed 100iMHz Not Installed Not Not installed installed installed CPU TYPE SELECTION Type RNA1 RNA2 RNA3 RNA4 RNA5 80486SX Not Not Installed Not Not installed installed installed installed 80486DX Installed Not Not Not Not installed installed installed installed 80486DX2 Installed Not Not Not Not installed installed installed installed 80486DX4 Installed Not Not Not Not installed installed installed installed P24D Not Installed Not Not Not installed installed installed installed P24T Not Not Not Installed Not installed installed installed installed P24CT Not Not Not Installed Not installed installed installed installed Pentium Not Not Not Not Installed Overdrive installed installed installed installed CPU TYPE SELECTION Type RNB1 RNB2 RNB3 RNB4 Cyrix Not Not Installed Not installed installed installed AMD DXL Not Not Not Installed series installed installed installed Intel Installed Not Not Not installed installed installed Intel Not Installed Not Not S-series installed installed installed CPU TYPE SELECTION Type J7 All CPU types Open AM486DX2 3v only Closed