SHUTTLE COMPUTER INTERNATIONAL, INC.
HOT-419 (VER. R1.1)
| 
 Processor  | 
 80486SX/SL80486SX/80487SX/CX486DX/AM486DX/80486DX/SL80486DX/ CX486DX2/AM486DX2/80486DX2/SL80486DX2/80486DX4/Pentium Overdrive  | 
| 
 Processor Speed  | 
 20/25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz  | 
| 
 Chip Set  | 
 OPTI  | 
| 
 Max. Onboard DRAM  | 
 128MB  | 
| 
 Cache  | 
 64/128/256/512KB  | 
| 
 BIOS  | 
 AMI  | 
| 
 Dimensions  | 
 260mm x 220mm  | 
| 
 I/O Options  | 
 32-bit VESA local bus slots (3), green PC connector  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 External battery  | 
 J1  | 
 Green PC connector  | 
 JP63  | 
| 
 Power LED & keylock  | 
 J2  | 
 Green PC connector  | 
 JP68  | 
| 
 Turbo LED  | 
 JP16  | 
 Reset switch  | 
 S1  | 
| 
 Turbo switch  | 
 JP17  | 
 32-bit VESA local bus slots  | 
 SL1 - SL3  | 
| 
 Speaker  | 
 JP18  | ||
| 
 Note: The location of JP68 is unidentified.  | |||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 Monitor type select color  | 
 JP30  | 
 Closed  | 
| 
 Monitor type select monochrome  | 
 JP30  | 
 Open  | |
| 
 »  | 
 CPU ADS# signal select normal operation  | 
 JP36  | 
 pins 2 & 3 closed  | 
| 
 CPU ADS# signal select delayed  | 
 JP36  | 
 pins 1 & 2 closed  | |
| 
 »  | 
 Factory configured - do not alter  | 
 JP53  | 
 pins 1 & 2 closed  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JP67  | 
 Closed  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JP74  | 
 pins 1 & 2 closed  | 
| 
 »  | 
 Factory configured - do not alter  | 
 JP77  | 
 pins 2 & 3 closed  | 
| 
 DRAM CONFIGURATION 1  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 2MB  | 
 (1) 256K x 36  | 
 (1) 256K x 36  | 
 NONE  | 
 NONE  | 
| 
 4MB  | 
 (1) 1M x 36  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 4MB  | 
 (1) 256K x 36  | 
 (1) 256K x 36  | 
 (1) 256K x 36  | 
 (1) 256K x 36  | 
| 
 5MB  | 
 (1) 256K x 36  | 
 (1) 1M x 36  | 
 NONE  | 
 NONE  | 
| 
 6MB  | 
 (1) 256K x 36  | 
 (1) 256K x 36  | 
 (1) 1M x 36  | 
 NONE  | 
| 
 8MB  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
 NONE  | 
 NONE  | 
| 
 8MB  | 
 (1) 1M x 36  | 
 NONE  | 
 (1) 1M x 36  | 
 NONE  | 
| 
 10MB  | 
 (1) 256K x 36  | 
 (1) 256K x 36  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
| 
 12MB  | 
 (1) 1M x 36  | 
 NONE  | 
 (1) 1M x 36  | 
 (1) 1M x 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) 256K x 36  | 
 (1) 4M x 36  | 
 NONE  | 
 NONE  | 
| 
 20MB  | 
 (1) 1M x 36  | 
 (1) 4M x 36  | 
 NONE  | 
 NONE  | 
| 
 20MB  | 
 (1) 1M x 36  | 
 NONE  | 
 (1) 4M x 36  | 
 NONE  | 
| 
 32MB  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
 NONE  | 
 NONE  | 
| 
 32MB  | 
 (1) 4M x 36  | 
 NONE  | 
 (1) 4M x 36  | 
 NONE  | 
| 
 64MB  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
| 
 64MB  | 
 (1) 16M x 36  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 128MB  | 
 (1) 16M x 36  | 
 (1) 16M x 36  | 
 NONE  | 
 NONE  | 
| 
 128MB  | 
 (1) 16M x 36  | 
 NONE  | 
 (1) 16M x 36  | 
 NONE  | 
| 
 DRAM CONFIGURATION 2  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 2MB  | 
 (1) 512K x 36  | 
 NONE  | 
 NONE  | 
| 
 4MB  | 
 (1) 1M x 36  | 
 NONE  | 
 NONE  | 
| 
 4MB  | 
 (1) 512K x 36  | 
 (1) 512K x 36  | 
 NONE  | 
| 
 6MB  | 
 (1) 512K x 36  | 
 (1) 1M x 36  | 
 NONE  | 
| 
 6MB  | 
 (1) 512K x 36  | 
 (1) 512K x 36  | 
 (1) 512K x 36  | 
| 
 8MB  | 
 (1) 2M x 36  | 
 NONE  | 
 NONE  | 
| 
 8MB  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
 NONE  | 
| 
 12MB  | 
 (1) 1M x 36  | 
 (1) 2M x 36  | 
 NONE  | 
| 
 12MB  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
| 
 12MB  | 
 (1) 512K x 36  | 
 (1) 512K x 36  | 
 (1) 2M x 36  | 
| 
 DRAM CONFIGURATION 2 (CON’T)  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
| 
 16MB  | 
 (1) 2M x 36  | 
 (1) 2M x 36  | 
 NONE  | 
| 
 16MB  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
 (1) 2M x 36  | 
| 
 20MB  | 
 (1) 1M x 36  | 
 (1) 4M x 36  | 
 NONE  | 
| 
 20MB  | 
 (1) 1M x 36  | 
 (1) 2M x 36  | 
 (1) 2M x 36  | 
| 
 24MB  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
 (1) 4M x 36  | 
| 
 24MB  | 
 (1) 2M x 36  | 
 (1) 2M x 36  | 
 (1) 2M x 36  | 
| 
 32MB  | 
 (1) 8M x 36  | 
 NONE  | 
 NONE  | 
| 
 32MB  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
 NONE  | 
| 
 32MB  | 
 (1) 2M x 36  | 
 (1) 2M x 36  | 
 (1) 4M x 36  | 
| 
 36MB  | 
 (1) 1M x 36  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
| 
 40MB  | 
 (1) 1M x 36  | 
 (1) 1M x 36  | 
 (1) 8M x 36  | 
| 
 48MB  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
| 
 48MB  | 
 (1) 2M x 36  | 
 (1) 2M x 36  | 
 (1) 8M x 36  | 
| 
 64MB  | 
 (1) 16M x 36  | 
 NONE  | 
 NONE  | 
| 
 64MB  | 
 (1) 8M x 36  | 
 (1) 8M x 36  | 
 NONE  | 
| 
 64MB  | 
 (1) 4M x 36  | 
 (1) 4M x 36  | 
 (1) 8M x 36  | 
| 
 96MB  | 
 (1) 8M x 36  | 
 (1) 8M x 36  | 
 (1) 8M x 36  | 
| 
 128MB  | 
 (1) 16M x 36  | 
 (1) 16M x 36  | 
 NONE  | 
| 
 Note: Bank 3 is not used in this configuration.  | |||
| 
 DRAM JUMPER CONFIGURATION  | ||||||
| 
 Setting  | 
 JP60  | 
 JP61  | 
 JP62  | 
 JP70  | 
 JP71  | 
 JP72  | 
| 
 Mode 1  | 
 Closed  | 
 Closed  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 Mode 2  | 
 Open  | 
 Open  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
| 
 Note: Pins designated should be in the closed position.  | ||||||
| 
 CACHE CONFIGURATION  | |||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 TAG  | 
| 
 64KB  | 
 (4) 8K x 8  | 
 (4) 8K x 8  | 
 (1) 8K x 8  | 
| 
 128KB  | 
 (4) 32K x 8  | 
 NONE  | 
 (1) 32K x 8  | 
| 
 256KB  | 
 (4) 32K x 8  | 
 (4) 32K x 8  | 
 (1) 32K x 8  | 
| 
 512KB  | 
 (4) 128K x 8  | 
 NONE  | 
 (1) 32K x 8  | 
| 
 CACHE JUMPER CONFIGURATION  | ||||
| 
 Size  | 
 JP10  | 
 JP11  | 
 JP13  | 
 JP50  | 
| 
 64KB  | 
 Open  | 
 Open  | 
 pins 1 & 2 closed  | 
 Open  | 
| 
 128KB  | 
 Open  | 
 Closed  | 
 pins 2 & 3 closed  | 
 Open  | 
| 
 256KB  | 
 Closed  | 
 Closed  | 
 pins 1 & 2 closed  | 
 Open  | 
| 
 512KB  | 
 Closed  | 
 Closed  | 
 pins 2 & 3 closed  | 
 Closed  | 
| 
 CACHE WRITE CONFIGURATION  | ||
| 
 Setting  | 
 JP58  | 
 JP59  | 
| 
 Write through  | 
 Open  | 
 Open  | 
| 
 Write back  | 
 Closed  | 
 Closed  | 
| 
 CPU TYPE CONFIGURATION  | |||||
| 
 Type  | 
 JP3  | 
 JP5  | 
 JP8  | 
 JP42  | 
 JP43  | 
| 
 SL80486SX  | 
 Open  | 
 Open  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 80486SX  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Open  | 
 1 & 2  | 
| 
 80487SX  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 Open  | 
 1 & 2  | 
| 
 CX486DX  | 
 1 & 2  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 SL80486DX  | 
 1 & 2  | 
 1 & 2  | 
 2 & 3  | 
 1 & 2  | 
 1 & 2  | 
| 
 80486DX  | 
 1 & 2  | 
 1 & 2  | 
 2 & 3  | 
 Open  | 
 1 & 2  | 
| 
 CX486DX2  | 
 1 & 2  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
| 
 80486DX4  | 
 1 & 2  | 
 1 & 2  | 
 2 & 3  | 
 1 & 2  | 
 1 & 2  | 
| 
 P24D  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 Open  | 
 1 & 2  | 
| 
 P24T  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 Open  | 
 1 & 2  | 
| 
 Note: Pins designated should be in the closed position.  | |||||
| 
 CPU TYPE CONFIGURATION (CON’T)  | ||||||
| 
 Type  | 
 JP44  | 
 JP45  | 
 JP46  | 
 JP47  | 
 JP48  | 
 JP49  | 
| 
 SL80486SX  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
 1 & 2  | 
| 
 80486SX  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
| 
 80487SX  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
| 
 CX486DX  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 1 & 2  | 
| 
 SL80486DX  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
 1 & 2  | 
| 
 80486DX  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
| 
 CX486DX2  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Closed  | 
 2 & 3  | 
| 
 80486DX4  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
 1 & 2  | 
| 
 P24D  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
| 
 P24T  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
| 
 Note: Pins designated should be in the closed position.  | ||||||
| 
 CPU SPEED CONFIGURATION  | |||
| 
 Speed  | 
 JP21  | 
 JP22  | 
 JP23  | 
| 
 20MHz  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
 pins 2 & 3 closed  | 
| 
 25MHz  | 
 pins 1 & 2 closed  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  | 
| 
 33MHz  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
| 
 40MHz  | 
 pins 1 & 2 closed  | 
 pins 2 & 3 closed  | 
 pins 2 & 3 closed  | 
| 
 50iMHz  | 
 pins 1 & 2 closed  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  | 
| 
 50MHz  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  | 
 pins 2 & 3 closed  | 
| 
 66iMHz  | 
 pins 2 & 3 closed  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
| 
 75iMHz  | 
 pins 1 & 2 closed  | 
 Open  | 
 pins 1 & 2 closed  | 
| 
 100iMHz (33MHz clock)  | 
 Open  | 
 pins 1 & 2 closed  | 
 pins 1 & 2 closed  | 
| 
 100iMHz (50MHz clock)  | 
 Open  | 
 pins 1 & 2 closed  | 
 Open  | 
| 
 CPU BUS RATIO CONFIGURATION  | |
| 
 Ratio  | 
 JP65  | 
| 
 2x  | 
 Closed  | 
| 
 3x  | 
 Open  | 
| 
 CPU RDY# DELAY CONFIGURATION  | ||
| 
 Setting  | 
 JP55  | 
 JP69  | 
| 
 3v  | 
 pins 1 & 3, 2 & 4 closed  | 
 pins 2 & 3 closed  | 
| 
 3.3v  | 
 pins 1 & 3, 2 & 4 closed  | 
 Open  | 
| 
 Fast VL-bus devices  | 
 pins 2 & 3, 3 & 5 closed  | 
 Open  | 
| 
 Slow VL-bus devices  | 
 pins 3 & 4 closed  | 
 Closed  | 
| 
 CPU VOLTAGE CONFIGURATION  | ||
| 
 Voltage  | 
 JP64  | 
 JP73  | 
| 
 3v  | 
 pins 1 & 3, 2 & 4 closed  | 
 pins 2 & 3 closed  | 
| 
 3.3v  | 
 pins 1 & 3, 2 & 4 closed  | 
 Open  | 
| 
 3.45v  | 
 pins 1 & 3, 2 & 4 closed  | 
 pins 1 & 2 closed  | 
| 
 5v  | 
 pins 3 & 5, 4 & 6 closed  | 
 Open  | 
| 
 VESA WAIT STATE CONFIGURATION  | |
| 
 Wait states  | 
 JP34  | 
| 
 0 wait states  | 
 Open  | 
| 
 1 wait state  | 
 Closed  | 
| 
 BUS SPEED CONFIGURATION  | |
| 
 CPU speed  | 
 JP35  | 
| 
 <= 33MHz  | 
 Open  | 
| 
 > 33MHz  | 
 Closed  |