TRENTON TECHNOLOGY, INC. TR-486DXPCI Processor 80486SX/SL80486SX/ODP486/80486DX/SL80486DX/80486DX2/SL80486DX2/80486DX4/80486DX4/P24D/P24T Processor 25/33/50(internal)/66(internal)/100(internal)MHz Speed Chip Set Unidentified Video Chip None Set Maximum 128MB Onboard Memory Maximum None Video Memory Cache 256KB BIOS AMI Dimensions Unidentified I/O Floppy drive interface, IDE interface, SCSI interface, parallel port, serial ports (2), Options combo I/O connector NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location Power LED & keylock P2 Parallel port P8 Floppy drive P3 Chassis fan power P9 interface Auxiliary keyboard P4 Reset switch P10 connector Speaker P5 IDE interface P11 Combo I/O connector P5A IDE interface LED P12 Serial port 1 P6 SCSI interface P13 Serial port 2 P7 USER CONFIGURABLE SETTINGS Function Label Position » Monitor type select color JU80 Pins 1 & 2 closed Monitor type select monochrome JU80 Pins 2 & 3 closed » Password normal operation JU81 Open Password clear JU81 Closed » Watchdog timer disabled JU82 Pins 1 & 2 closed Watchdog timer enabled JU82 Pins 2 & 3 closed » CMOS memory normal operation JU83 Open CMOS memory clear JU83 Closed » Speaker data signal to pin 8 on JU84 Closed P5A enabled Speaker data signal to pin 8 on JU84 Open P5A disabled » Reset data signal to pin 1 on P5A JU85 Closed enabled Reset data signal to pin 1 on P5A JU85 Open disabled » Serial port 1 IRQ select IRQ4 JU100 Pins 2 & 3 closed Serial port 1 IRQ select IRQ3 JU100 Pins 1 & 2 closed » Serial port 2 IRQ select IRQ3 JU101 Pins 1 & 2 closed Serial port 2 IRQ select IRQ4 JU101 Pins 2 & 3 closed » Parallel port IRQ select IRQ7 JU102 Pins 1 & 2 closed Parallel port IRQ select IRQ5 JU102 Pins 2 & 3 closed DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 256K x None None None 36 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) 512K x (1) 512K x None None 36 36 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 36 36 36 36 8MB (1) 2M x 36 None None None 8MB (1) 1M x 36 (1) 1M x 36 None None 8MB (1) 512K x (1) 512K x (1) 512K x (1) 512K x 36 36 36 36 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 None 16MB (1) 4M x 36 None None None 16MB (1) 2M x 36 (1) 2M x 36 None None 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 24MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 None 32MB (1) 8M x 36 None None None 32MB (1) 4M x 36 (1) 4M x 36 None None 32MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 64MB (1) 8M x 36 (1) 8M x 36 None None 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 96MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 None 128MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 CACHE CONFIGURATION Note: 256KB cache is factory installed and is not configurable. CPU TYPE SELECTION Type JU10 JU11 JU13 JU14 80486SX Closed Pins 1 & 2 Open Open closed SL80486SX Open Pins 2 & 3 Open Open closed ODP486 Open Pins 1 & 2 Closed Open closed 80486DX Open Pins 1 & 2 Open Open closed SL80486DX Open Pins 2 & 3 Open Open closed 80486DX2 Open Pins 1 & 2 Open Open closed SL80486DX2 Open Pins 2 & 3 Open Open closed 80486DX4 Open Pins 1 & 2 Open Open closed SL80486DX4 Open Pins 2 & 3 Open Open closed P24D Open Pins 1 & 2 Open Closed closed P24T Open Pins 1 & 2 Open Closed closed CPU MULTIPLIER SELECTION Multiplier JU12 2x Pins 2 & 3 closed 2.5x Pins 1 & 2 closed » 3x Open DMA CHANNEL SELECTION Channel JU103 JU104 3 Pins 7 & 8 closed Pins 7 & 8 closed 5 Pins 5 & 6 closed Pins 5 & 6 closed 6 Pins 3 & 4 closed Pins 3 & 4 closed 7 Pins 1 & 2 closed Pins 1 & 2 closed PCI BUS MASTER SELECTION Setting JU111 JU112 » Bus master on PCI Pins 2 & 3 closed Pins 1 & 2 closed slot 1 Bus master on PCI Pins 1 & 2 closed Pins 2 & 3 closed slot 2