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Packard Bell 386X M/Board

Specification

  • Battery : NiCad soldered on motherboard
  • BIOS : 2 X 32K Phoenix BIOS Phoenix 1.10.114. To access setup, press Ctrl-Alt-S during post.
  • Bus Architecture : ISA based system bus
  • Cache : N/A
  • CPU : 80C386SX-16 MHz. Keyboard Switchable (Ctrl)-(Alt)-(-) = 8MHz (Ctrl)-(Alt)-(+) = 16MHz
  • Interfaces :
    • 1 DB-25 Parallel Port
    • 2 DB-9 Serial port
    • 1 PS/2 Keyboard port
    • 1 PS/2 Mouse port
  • RAM : 1MB standard Maximum on Motherboard 8 MB
  • Speaker : Piezoelectric, soldered on motherboard
  • Video : PBVGA Multi, or SVGA on expansion slot
  • Video RAM : 256k

Jumpers

FunctionJumperDescription
Serial Port (J7)1-2 Closed  
1-2 Open
3-4 Closed
3-4 Open
COM1 Enabled
COM1 Disabled
COM2 Enabled
COM2 Disabled
Parallel Port IRQ (J11)1-2
2-3
IRQ 5
IRQ 7
Display Mode (J12)CLOSED
OPEN
Colour
Monochrome
RAM Operation Mode (J14, J15)1-2, 1-2
2-3, 1-2
1-2, 2-3
2-3, 2-3
100ns Fast Mode (4 page) 0ws
100ns Fast Mode (1 page) 0ws
100ns 1ws
120ns 2ws
Floppy Controller (J19)CLOSED
OPEN
Enabled
Disabled
IDE Controller (J20)CLOSED
OPEN
Enabled
Disabled
Parallel Port (J21)1-2
2-3
LPT1
LPT2
PS/2 Mouse PortCLOSED
OPEN
Enabled
Disabled

Upgrades

  • Battery : An external battery connector is located at J6.
  • Maths Co-Processor : This system supports the 80387-16 Math Co-processor. It is installed at location U55. No jumper settings are required.
  • RAM : 1MB standard Maximum on Motherboard 8 MB Maximum on Motherboard. No jumpers need to be set when installing memory. Recommended SIMM speed is 100ns. SHADOW VIDEO and BIOS take 128KB each off Extended Memory.