UNIDENTIFIED HT101A 286 Processor 80286 Processor Speed 10/12MHz Chip Set Unknown Max. Onboard DRAM 4MB Cache None BIOS AMI Dimensions 220mm x 220mm I/O Options None NPU Options 80287 [Image] CONNECTIONS Purpose Location Purpose Location Turbo switch J4 Speaker J17 External battery J14 Turbo LED J19 Power LED & keylock J16 Reset switch J20 USER CONFIGURABLE SETTINGS Function Jumper/Switch Position » NPU mode select synchronous JP2 pins 2 & 3 with CPU closed NPU mode select asynchronous JP2 pins 1 & 2 with CPU closed » Parity check enabled JP3 Closed Parity check disabled JP3 Open » CPU speed select JP4 pins 1 & 2 [CTRL][ALT][+] = fast, closed [CTRL][ALT][-] = slow CPU speed select fast JP4 pins 2 & 3 closed » DRAM select 0 wait states J18 pins 2 & 3 closed DRAM select 1 wait state J18 Open DRAM wait state select J18 pins 1 & 2 [CTRL][ALT][0] = 0 closed [CTRL][ALT][1] = 1 » Monitor type select color SW1/1 On Monitor type select monochrome SW1/1 Off DRAM CONFIGURATION Size Bank 0 P-0 Bank 1 P-1 Bank 2 Bank 3 512KB (4) (2) NONE NONE NONE NONE 44256 41256 640KB (4) (2) (4) 4464 (2) 4164 NONE NONE 44256 41256 1MB (4) (2) (4) (2) NONE NONE 44256 41256 44256 41256 2MB NONE NONE NONE NONE (2) 1M NONE x 9 4MB NONE NONE NONE NONE (2) 1M (2) 1M x 9 x 9 DRAM SWITCH CONFIGURATION Size SW1/2 SW1/3 SW1/4 512KB On On Off 640KB On Off On 1MB On Off Off 2MB Off Off On 4MB Off Off Off