J-BOND COMPUTER SYSTEMS CORPORATION PCI400C-C Processor UMCU5S/UMCU5SD/SL80486SX/SL80486SX2/SL80486DX2/ CX486DX2/AM486DX2/AM486DXL2/SL80486DX2/SL80486DX2(ODP)/CX486DX4/AM486DX4/AM486DX4(WB)/SL80486DX4/P24T/CX5X86 Processor 25/33/40/50(internal)/66(internal)/75(internal)/100(internal)MHz Speed Chip Set SIS Video Chip None Set Maximum 128MB Onboard Memory Maximum None Video Memory Cache 128/256/512/1024KB BIOS Award Dimensions 279mm x 220mm I/O 32-bit PCI slots (3), floppy drive interface, game interface, green PC connector, IDE interfaces (2), Options parallel port, serial ports (2) NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location Parallel port CN1 Reset switch J3 Game interface CN2 Green PC connector J4 Floppy drive interface CN3 Turbo LED J5 Serial port 2 CN4 Green PC LED J6 Serial port 1 CN5 Turbo switch J7 IDE interface CN6 Power LED & keylock J8 IDE interface CN7 Green PC connector JP8 (I/O) External battery J1 32-bit PCI slots PC1 - PC3 Speaker J2 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not JC5 Open alter CPU type select SL AM486DX4-120 JC7 Open WB (3v) CPU type select SL AM5X86-133 JC7 Closed WB (3.45v) » Factory configured - do not JP1 Unidentified alter » Green PC select STP.CLK JP6 Pins 1 & 2 closed Green PC select SMI OUT JP6 Pins 2 & 3 closed » Flash BIOS normal operation JP16 Pins 2 & 3, 4 & 5 closed Flash BIOS update at boot JP16 Pins 1 & 2, 5 & 6 closed » CMOS memory normal operation JP17 Open CMOS memory clear JP17 Closed » Battery type select internal JP18 Closed Battery type select external JP18 Open » Factory configured - do not JP19 Unidentified alter » Parallel port IRQ select IRQ7 JP30 Pins 1 & 2 closed Parallel port IRQ select IRQ5 JP30 Pins 2 & 3 closed » Floppy drive interface enabled JP32 Pins 1 & 2 closed Floppy drive interface disabled JP32 Pins 2 & 3 closed » Game port enabled JP35 Closed Game port disabled JP35 Open 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 3MB (1) 256K x (1) 256K x (1) 256K x None 36 36 36 4MB (1) 1M x 36 None None None 4MB (1) 512K x (1) 256K x (1) 256K x None 36 36 36 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 5MB (1) 1M x 36 (1) 256K x None None 36 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 5MB (1) 256K x (1) 512K x (1) 512K x None 36 36 36 5MB (1) 256K x (1) 1M x 36 None None 36 6MB (1) 1M x 36 (1) 256K x (1) 256K x None 36 36 7MB (1) 1M x 36 (1) 256K x (1) 256K x (1) 256K x 36 36 36 8MB (1) 1M x 36 (1) 512K x (1) 512K x None 36 36 8MB (1) 1M x 36 (1) 1M x 36 None None 9MB (1) 256K x (1) 1M x 36 (1) 1M x 36 None 36 9MB (1) 256K x (1) 2M x 36 None None 36 10MB (1) 2M x 36 (1) 512K x None None 36 11MB (1) 2M x 36 (1) 256K x (1) 256K x (1) 256K x 36 36 36 12MB (1) 2M x 36 (1) 512K x (1) 512K x None 36 36 13MB (1) 256K x (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 36 14MB (1) 2M x 36 (1) 512K x (1) 512K x (1) 512K x 36 36 36 14MB (1) 512K x (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 36 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 17MB (1) 4M x 36 (1) 256K x None None 36 18MB (1) 4M x 36 (1) 256K x (1) 256K x None 36 36 20MB (1) 4M x 36 (1) 1M x 36 None None 28MB (1) 4M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 32MB (1) 8M x 36 None None None 32MB (1) 4M x 36 (1) 4M x 36 None None 33MB (1) 256K x (1) 8M x 36 None None 36 34MB (1) 8M x 36 (1) 256K x (1) 256K x None 36 36 34MB (1) 8M x 36 (1) 512K x None None 36 36MB (1) 8M x 36 (1) 512K x (1) 512K x None 36 36 40MB (1) 4M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 44MB (1) 8M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 48MB (1) 8M x 36 (1) 2M x 36 (1) 2M x 36 None 64MB (1) 8M x 36 (1) 8M x 36 None None 72MB (1) 2M x 36 (1) 8M x 36 (1) 8M x 36 None 80MB (1) 8M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 80MB (1) 4M x 36 (1) 8M x 36 (1) 8M x 36 None 96MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 None 97MB (1) 256K x (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 36 98MB (1) 512K x (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 36 100MB (1) 1M x 36 (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 104MB (1) 2M x 36 (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 112MB (1) 4M x 36 (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 128MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 128MB (1) 16M x 36 (1) 16M x 36 None None Note: Any SIMM can be installed in any slot. 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 (A) (4) 128K x 8 None (1) 32K x 8 512KB (B) (4) 64K x 8 (4) 64K x 8 (1) 32K x 8 1MB (4) 128K x 8 (4) 128K x 8 (1) 64K x 8 CACHE JUMPER CONFIGURATION Size JP9 JP10 JP11 JP12 JP13 128KB 1 & 2 1 & 2 1 & 2 1 & 2 1 & 2, 3 & 4 256KB (A) 1 & 2 2 & 3 2 & 3 1 & 2 2 & 3, 4 & 5 256KB (B) 1 & 2 2 & 3 1 & 2 2 & 3 1 & 2, 3 & 4 512KB (A) 2 & 3 2 & 3 1 & 2 1 & 2 1 & 2, 3 & 4 512KB (B) 2 & 3 2 & 3 2 & 3 1 & 2 2 & 3, 4 & 5 1MB 2 & 3 2 & 3 2 & 3 1 & 2 2 & 3, 4 & 5 Note: Pins designated should be in the closed position. CPU SPEED SELECTION Speed JP3 JP4 JP5 25MHz Open Open Open 33MHz Closed Closed Open 40MHz Open Closed Open 50iMHz Open Open Open 66iMHz Closed Closed Open 75iMHz Open Open Open 100iMHz Closed Closed Open CPU TYPE SELECTION Type JC1 JC2 JC3 JC4 JC6 UMC U5S 2 & 3 Open Open Open Open UMC U5SD 2 & 3 Open Open Open Open SL80486SX (5v) 2 & 3 Open 3 & 4 Open Open SL80486SX2 (5v) 2 & 3 Open 3 & 4 Open Open SL80486DX (5v) 2 & 3 Open 3 & 4 Open Open CX486DX2 (5v) 2 & 3 Open 2 & 3 Open Open AM486DX2 2 & 3 Open Open Open Open AM486DXL2 (3.3v) 2 & 3 Open Open Open Open SL80486DX2 (5v) 2 & 3 Open 3 & 4 Open Open SL80486DX2 (ODP) 2 & 3 Open 3 & 4 Open Open CX486DX4 (3.3v) 2 & 3 Open 2 & 3 Open Open AM486DX4 (3v) 2 & 3 Open Open Open Open AM486DX4 (WB 3v) 2 & 3 Open 1 & 2, 3 Open 4 & 5 & 4 SL80486DX4 2 & 3 Open 3 & 4 Open Open SL80486DX4 (3v) 2 & 3 Open 3 & 4 Open Open P24T 2 & 3 Open 3 & 4 1 & 2 Open CX5X86 (3v) 2 & 3 Open 1 & 2, 3 Open 2 & 3 & 4 Note: Pins designated should be in the closed position. CPU TYPE SELECTION (CON’T) Type JC8 JC9 JC10 JC11 UMC U5S 3 & 4 Open 1 & 2 Open UMC U5SD 3 & 4 Open 1 & 2 Open SL80486SX (5v) Open 2 & 3 3 & 4 4 & 5 SL80486SX2 (5v) Open 2 & 3 3 & 4 4 & 5 SL80486DX (5v) Open 2 & 3 3 & 4 4 & 5 CX486DX2 (5v) 2 & 3 1 & 2 3 & 4 2 & 3 AM486DX2 Open Open 3 & 4 Open AM486DXL2 (3.3v) 3 & 4 4 & 5 1 & 2, 3 & Open 4 SL80486DX2 (5v) Open 2 & 3 3 & 4 4 & 5 SL80486DX2 (ODP) Open 2 & 3 3 & 4 4 & 5 CX486DX4 (3.3v) 2 & 3 1 & 2 3 & 4 2 & 3 AM486DX4 (3v) Open Open 3 & 4 Open AM486DX4 (WB 3v) Open 2 & 3 3 & 4 4 & 5 SL80486DX4 Open 2 & 3 2 & 3 1 & 2 SL80486DX4 (3v) Open 2 & 3 3 & 4 4 & 5 P24T Open 2 & 3 2 & 3 1 & 2 CX5X86 (3v) Open 2 & 3 3 & 4 2 & 3 Note: Pins designated should be in the closed position. CPU TYPE SELECTION (CON’T) Type JC12 JC13 JC14 JC15 UMC U5S 1 & 2 2 & 3 Open Open UMC U5SD 1 & 2 3 & 4 Open Open SL80486SX (5v) 1 & 2 2 & 3 Open Open SL80486SX2 (5v) 1 & 2 2 & 3 Open Open SL80486DX (5v) 1 & 2 1 & 2, 3 & Open Open 4 CX486DX2 (5v) 1 & 2 1 & 2, 3 & 2 & 3 Open 4 AM486DX2 Open 1 & 2, 3 & Open Open 4 AM486DXL2 (3.3v) 1 & 2 1 & 2, 3 & Open 2 & 3 4 SL80486DX2 (5v) 1 & 2 1 & 2, 3 & Open Open 4 SL80486DX2 (ODP) 1 & 2 1 & 2, 3 & Open Open 4 CX486DX4 (3.3v) 1 & 2 1 & 2, 3 & 2 & 3 Open 4 AM486DX4 (3v) Open 1 & 2, 3 & Open Open 4 AM486DX4 (WB 3v) 1 & 2 1 & 2, 3 & 1 & 2 Open 4 SL80486DX4 1 & 2 1 & 2, 3 & Open Open 4 SL80486DX4 (3v) 1 & 2 1 & 2, 3 & Open Open 4 P24T 1 & 2 1 & 2, 3 & Open Open 4 CX5X86 (3v) 1 & 2 1 & 2, 3 & 1 & 2 Open 4 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION Voltage Q5 3.3v Open 5v Pins 1 & 2, 3 & 4, 5 & 6 closed DMA CHANNEL SELECTION Channel JP26 JP27 1 Pins 1 & 2 closed Pins 1 & 2 closed » 3 Pins 2 & 3 closed Pins 2 & 3 closed PARALLEL PORT ADDRESS SELECTION Setting JP24 JP25 JP29 JP31 » EPP mode Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 Open closed closed closed LPT1 (378h) Pins 2 & 3 Pins 2 & 3 Pins 1 & 2 Any setting closed closed closed ECP/EPP Pins 1 & 2 Pins 2 & 3 Pins 1 & 2 Open closed closed closed EXT, 2 FDD Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 Open closed closed closed SERIAL PORT 1 ADDRESS SELECTION Setting JP20 COM1 (3F8h) Pins 1 & 2 closed Disabled Pins 2 & 3 closed SERIAL PORT 2 ADDRESS SELECTION Setting JP22 COM2 (2F8h) Pins 1 & 2 closed Disabled Pins 2 & 3 closed