CHAINTECH COMPUTER COMPANY, LTD. 325S/333S/333SC/340SC Processor AM386DX/80386DX Processor Speed 25/33/40MHz Chip Set AMD Max. Onboard DRAM 8MB (325S/333S) / 16MB (333SC/340SC) Cache 64KB (333SC/340SC) BIOS AMI Dimensions 330mm x 217mm I/O Options None NPU Options 80387DX/3167 [Image] CONNECTIONS Purpose Location Purpose Location External battery J1 Turbo switch J12 Power LED & keylock J10 Speaker J13 Turbo LED J11 Reset switch J14 USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not alter J2 pins 1 & 2 closed » Monitor type select color J3 Closed Monitor type select monochrome J3 Open » Cache size select 32KB J9 pins 1 & 2 closed Cache size select 64KB J9 pins 2 & 3 closed » Factory configured - do not alter J19 pins 2 & 3 closed » NPU synchronous with CPU JX pins 1 & 2 closed NPU asynchronous with CPU JX pins 2 & 3 closed Note: Cache configuration is for 333SC/340SC only. DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (4) 256K x 9 NONE NONE NONE 2MB (4) 256K x 9 (4) 256K x 9 NONE NONE 4MB (4) 1M x 9 NONE NONE NONE 5MB (4) 256K x 9 (4) 1M x 9 NONE NONE 8MB (4) 1M x 9 (4) 1M x 9 NONE NONE 12MB (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 NONE 16MB (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 (4) 1M x 9 8042 SPEED SELECT 8042 pin number J4 » 23 pins 5 & 6 closed 24 pins 7 & 8 closed 29 pins 1 & 2 closed 30 pins 3 & 4 closed MODEL TYPE SELECT Type J5 J6 J7 J8 325S/333S Closed Closed Closed Closed 333SC/340SC Open Open Open Open