SHUTTLE COMPUTER INTERNATIONAL, INC. HOT-433 (REV. 1) Processor CX486M6/80486SX/SL80486SX/UMCU5/CX486DX/AM486DX/80486DX/SL80486DX/CX486DX2/AM486DX2/8046DX2/SL80486DX2/CX486DX4/AM486DX4/80468DX4/P24D/P24T Processor 25/33/40/50(internal)/50/66(internal)/75(internal)/80(internal)/ 100(internal)MHz Speed Chip Set UMC Maximum 256MB Onboard Memory Cache 128/256/512/1024KB BIOS AMI Dimensions 260mm x 220mm I/O 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2) Options NPU None Options [Image] CONNECTIONS Function Label Function Label External battery CN1 Green PC connector JP6 Serial port 2 CN2 Reset switch JP33 Serial port 1 CN3 Turbo switch JP34 Parallel port CN4 Green PC connector JP35 Floppy drive interface CN5 Green PC LED LED1 IDE interface 2 CN6 IDE interface LED LED2 IDE interface 1 CN7 PS/2 mouse port MS1 Speaker CN8 32-bit PCI slots PC1 - PC4 Power LED & keylock CN9 USER CONFIGURABLE SETTINGS Setting Label Position Flash BIOS voltage select 5v JP8 Pins 2 & 3 closed Flash BIOS voltage select 12v JP8 Pins 1 & 2 closed DRAM Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 256K x None None None 36 2MB (1) 256K x (1) 256K x None None 36 36 2MB (1) 512K x None None None 36 3MB (1) 256K x (1) 256K x (1) 256K x None 36 36 36 4MB (1) 256K x (1) 256K x (1) 256K x (1) 256K x 36 36 36 36 4MB (1) 512K x (1) 512K x None None 36 36 4MB (1) 1M x 36 None None None 6MB (1) 512K x (1) 512K x (1) 512K x None 36 36 36 6MB (1) 256K x (1) 256K x (1) 512K x (1) 512K x 36 36 36 36 8MB (1) 512K x (1) 512K x (1) 512K x (1) 512K x 36 36 36 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 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 None 12MB (1) 512K x (1) 512K x (1) 1M x 36 (1) 1M x 36 36 36 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 2M x 36 (1) 2M x 36 None None 16MB (1) 4M x 36 None None None 18MB (1) 256K x (1) 256K x (1) 2M x 36 (1) 2M x 36 36 36 20MB (1) 512K x (1) 512K x (1) 2M x 36 (1) 2M x 36 36 36 24MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 None 24MB (1) 1M x 36 (1) 1M x 36 (1) 2M x 36 (1) 2M x 36 32MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 32MB (1) 4M x 36 (1) 4M x 36 None None DRAM (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 32MB (1) 8M x 36 None None None 34MB (1) 256K x (1) 256K x (1) 4M x 36 (1) 4M x 36 36 36 36MB (1) 512K x (1) 512K x (1) 4M x 36 (1) 4M x 36 36 36 40MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 48MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 None 48MB (1) 2M x 36 (1) 2M x 36 (1) 4M x 36 (1) 4M x 36 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 64MB (1) 8M x 36 (1) 8M x 36 None None 64MB (1) 16M x 36 None None None 66MB (1) 256K x (1) 256K x (1) 8M x 36 (1) 8M x 36 36 36 68MB (1) 512K x (1) 512K x (1) 8M x 36 (1) 8M x 36 36 36 72MB (1) 1M x 36 (1) 1M x 36 (1) 8M x 36 (1) 8M x 36 80MB (1) 2M x 36 (1) 2M x 36 (1) 8M x 36 (1) 8M x 36 96MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 None 96MB (1) 4M x 36 (1) 4M 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 160MB (1) 4M x 36 (1) 4M x 36 (1) 16M x (1) 16M x 36 36 192MB (1) 16M x 36 (1) 16M x 36 (1) 16M x None 36 192MB (1) 8M x 36 (1) 8M x 36 (1) 16M x (1) 16M x 36 36 256MB (1) 16M x 36 (1) 16M x 36 (1) 16M x (1) 16M x 36 36 CACHE SIZE 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) 32K x 8 256KB (B) (4) 64K x 8 None (1) 32K 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 Size JP11 JP12 JP13 JP14 128KB Open Open 2 & 3 Open 256KB (A) Open Open 1 & 2 1 & 2 256KB (B) Open 1 & 2 2 & 3 1 & 2 512KB (A) 1 & 2 1 & 2 2 & 3 1 & 2, 3 & 4 512KB (B) Open 2 & 3 1 & 2 1 & 2, 3 & 4 1MB 2 & 3 2 & 3 1 & 2 1 & 2, 3 & 4, 5 & 6 Note: Pins designated should be in the closed position. CPU TYPE Setting JP10 JP17 JP19 JP20 JP21 CX486M6 1 & 3, 4 2 & 3 3 & 4 1 & 2, 3 1 & 2 & 6 & 4 80486SX 1 & 3, 2 Open 1 & 2 Open Open & 4 SL80486SX 1 & 3, 2 1 & 2 3 & 4 2 & 3, 4 1 & 2 & 4 & 5 UMC U5 2 & 4, 3 Open 1 & 2 Open 2 & 3 & 5 CX486DX 1 & 3, 4 2 & 3 3 & 4 1 & 2, 3 1 & 2 & 6 & 4 AM486DX 1 & 3, 2 Open 1 & 2 Open Open & 4 80486DX 1 & 3, 2 Open 1 & 2 Open Open & 4 SL80486DX 1 & 3, 2 1 & 2 3 & 4 2 & 3, 4 1 & 2 & 4 & 5 CX486DX2 1 & 3, 4 2 & 3 3 & 4 1 & 2, 3 1 & 2 & 6 & 4 AM486DX2 1 & 3, 2 Open 1 & 2 Open Open & 4 80486DX2 1 & 3, 2 Open 1 & 2 Open Open & 4 SL80486DX2 1 & 3, 2 1 & 2 3 & 4 2 & 3, 4 1 & 2 & 4 & 5 CX486DX4 1 & 3, 4 1 & 2 3 & 4 2 & 3, 4 1 & 2 & 6 & 5 AM486DX4 1 & 3, 2 Open 1 & 2 Open Open & 4 80486DX4 1 & 3, 2 1 & 2 3 & 4 2 & 3, 4 1 & 2 & 4 & 5 P24D 1 & 3, 2 1 & 2 3 & 4 2 & 3, 4 1 & 2 & 4 & 5 P24T 1 & 3, 2 1 & 2 3 & 4, 5 2 & 3, 4 1 & 2 & 4 & 6 & 5 Note: Pins designated should be in the closed position. CPU TYPE (CON’T) Setting JP22 JP23 JP25 JP26 JP27 CX486M6 Open Open 2 & 3 2 & 3 1 & 2 80486SX Open Open 2 & 3 Open Open SL80486SX Open Open 2 & 3 Open Open UMC U5 Open Open 2 & 3 1 & 2 2 & 3 CX486DX Open Open 2 & 3 2 & 3 1 & 2 AM486DX Open Open 2 & 3 Open Open 80486DX Open Open 2 & 3 Open Open SL80486DX Open Open 2 & 3 Open Open CX486DX2 Open Open 2 & 3 2 & 3 1 & 2 AM486DX2 Open Open 2 & 3 Open Open 80486DX2 Open Open 2 & 3 Open Open SL80486DX2 Open Open 2 & 3 Open Open CX486DX4 Open Open 2 & 3 2 & 3 1 & 2 AM486DX4 Open Open 2 & 3 Open Open 80486DX4 Open Open 2 & 3 Open Open P24D Closed Closed 2 & 3 Open Open P24T Open Open 2 & 3 1 & 2 2 & 3 Note: Pins designated should be in the closed position. CPU TYPE (CON’T) Setting JP28 JP29 JP30 JP31 JP32 CX486M6 2 & 3 1 & 2 Open Open Open 80486SX 2 & 3 Open Open Open Open SL80486SX 2 & 3 Open Open Open Open UMC U5 2 & 3 3 & 4 1 & 2, 3 Open Open & 4 CX486DX 1 & 2, 3 2 & 3 3 & 4 Open Open & 4 AM486DX 1 & 2, 3 Open 3 & 4 Open Open & 4 80486DX 1 & 2, 3 Open 3 & 4 Open Open & 4 SL80486DX 1 & 2, 3 Open 3 & 4 Open Open & 4 CX486DX2 1 & 2, 3 2 & 3 3 & 4 Open Open & 4 AM486DX2 1 & 2, 3 Open 3 & 4 Open Open & 4 80486DX2 1 & 2, 3 Open 3 & 4 Open Open & 4 SL80486DX2 1 & 2, 3 Open 3 & 4 Open Open & 4 CX486DX4 1 & 2, 3 Open 3 & 4 Open Open & 4 AM486DX4 1 & 2, 3 Open 3 & 4 Open Open & 4 80486DX4 1 & 2, 3 Open 3 & 4 Open Open & 4 P24D 1 & 2, 3 Open 3 & 4 Closed Closed & 4 P24T 1 & 2, 3 3 & 4 2 & 3 Open Open & 4 Note: Pins designated should be in the closed position. CPU TYPE (P24D ONLY) Setting JP24 Write back Pins 2 & 3 closed Write through Pins 1 & 2 closed Other CPU types Open CPU SPEED Setting JP1 JP2 JP3 25MHz Pins 2 & 3 Pins 2 & 3 Pins 1 & 2 closed closed closed 33MHz Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed 40MHz Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 closed closed closed 50iMHz Pins 2 & 3 Pins 2 & 3 Pins 1 & 2 closed closed closed 50MHz Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 closed closed closed 66iMHz Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed 80iMHz Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 closed closed closed 100iMHz Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed CPU MULTIPLIER (DX4 ONLY) Internal clock External clock JP18 75iMHz 25MHz Open 100iMHz 33MHz Open 100iMHz 50MHz Pins 2 & 3 closed CPU MULTIPLIER (AM486DX2/DX4 ONLY) Internal clock External clock JP24 75iMHz 25MHz Pins 2 & 3 closed 80iMHz 40MHz Pins 1 & 2 closed 100iMHz 33MHz Pins 2 & 3 closed 100iMHz 50MHz Pins 1 & 2 closed Other CPU types Open CPU VOLTAGE Setting JP9 JP15 JP16 3.3v Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 closed closed closed 3.45v Pins 3 & 4 Pins 2 & 3 Pins 2 & 3 closed closed closed 3.6v Pins 5 & 6 Pins 2 & 3 Pins 2 & 3 closed closed closed 4v Pins 7 & 8 Pins 2 & 3 Pins 2 & 3 closed closed closed 5v Any setting Pins 1 & 2 Pins 1 & 2 closed closed