AST RESEARCH, INC. CUPID Desktop CLEM ISA 386/25 (202360-001, 002) Processor 80386DX (on external CPU/Memory module) Processor Speed 25MHz Chip Set AST Max. Onboard DRAM None (4MB on external CPU/Memory module) SRAM Cache None (32KB on external CPU/Memory module) BIOS AST Dimensions 330mm x 218mm I/O Options 32-bit external CPU/Memory module slot, 32-bit external Memory module slot (2), bus mouse port, floppy drive interface, IDE interface, parallel port, serial port (2), SVGA port NPU Options 80387/3167 (on external CPU/Memory module) [Image] CONNECTIONS Purpose Location Purpose Location SVGA port CN1 Front panel switches P5 & LEDs Bus mouse port CN2 Speaker P6 IDE interface LED J14 External battery P8 Serial port 1 J15 IDE interface P11 (COM1) Serial port 2 J16 32-bit external S1 (COM2) CPU/Memory module Parallel port J17 32-bit external S2 & S3 Memory module slots Floppy drive P3 Optional ROM (even) U1 interface (A: and B:) Third floppy drive P4 Optional ROM (odd) U2 interface USER CONFIGURABLE SETTINGS Function Switch SW1 Position » Password check enabled switch 1 open Password check disabled switch 1 closed » Factory configured - do not alter switch 2 open » Factory configured - do not alter switch 3 open » Monitor type select analog VGA switch 4 open Monitor type select multifrequency switch 4 closed VGA » VGA port enabled (see note) switch 5 closed VGA port disabled switch 5 open Note:On model 202360-002 the on-board VGA port has been removed; SW1/switch 5 should be open. [Image] USER CONFIGURABLE SETTINGS Function Jumper Position » Factory configured - do not alter E1 open » Parity check enabled E2 closed Parity check disabled E2 open Note:AST CPU/Memory module part number is 202274-001, 202274-003, 202274-004. DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 1M x 9 NONE NONE NONE 2MB (1) 1M x 9 (1) 1M x 9 NONE NONE 3MB (1) 1M x 9 (1) 1M x 9 (1) 1M x 9 NONE 4MB (1) 1M x 9 (1) 1M x 9 (1) 1M x 9 (1) 1M x 9 Notes:32KB of SRAM Cache is on the CPU/Memory module. 128KB of DRAM is reserved for System and VGA BIOS shadowing and cannot be disabled. Up to two of the following memory boards may be installed in addition to the CPU/Memory module: AST part numbers 202275-002, 202275-004, 202275-006, 202387-001, or 202387-005.