Packard Bell 386 25/33 M/Board

Specification

• Battery : Tadiran 3.6V Lithium connected at location Jbt.
• BIOS : 2 X 32K Phoenix BIOS 1.01.1817. To access setup, Press Ctrl-Alt-S during post.
• Bus Architecture : ISA based system bus
• Cache : N/A
• CPU : 80C386DX-25 or MHz 80C386DX-33 MHz. Turbo Switch Switchable, Off = 8 MHz, Green = 25/33 MHz.
• Interfaces :
  • 1 DB-25 Parallel Port
  • 2 DB-9 Serial ports
  • 1 Ext. VGA Conn 15 pin on expansion slot 1
• RAM : 2MB standard Maximum on Motherboard 32 MB
• Speaker : On-board diaphragm
• Video : 16-bit video adapter on expansion slot Capable of 1024 X 768
• Video RAM : 512K

Jumpers

Upgrades

• Battery : Tadiran 3.6V Lithium connected at location Jbt.
• Maths Co-Processor : This system will support the Intel 80387DX math co-processor and the Weitek WTL3167 math co-processor. The co-processor is installed at location U34. The speed of the chip must match the speed of the system. For example, 80387DX-33 for a 33MHz system.
• RAM :
  • 2MB standard Maximum on Motherboard 32 MB
  • SHADOW BIOS Enabled DOES NOT affect Extended Memory.
  • No jumper setting required.
  • Recommended SIMM speed is 80ns.
  • The Users Manual Shows a configuration with the 256K SIMMs in bank 0 and the 1MB SIMMs in bank 1. This configuration will work but may cause intermittent memory situations.