Difference between revisions of "88"

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*'''CPU -''' 8088-2, Keyboard Switches - Ctrl/Alt/- (4.77 MHz), Ctrl/Alt/+ (8 MHz), 8087-2 (optional)
 
*'''CPU -''' 8088-2, Keyboard Switches - Ctrl/Alt/- (4.77 MHz), Ctrl/Alt/+ (8 MHz), 8087-2 (optional)
 
*'''Front Panel Connections -''' Power switch - FUR Keyboard Port - FLL
 
*'''Front Panel Connections -''' Power switch - FUR Keyboard Port - FLL
*'''Interfaces -'''  
+
*'''Interfaces -''' 1x DB-25 Parallel Port, 1x RS-232C, DB-9 Serial Port, 1x AT Style 5-pin Keyboard Port
    -1x DB-25 Parallel Port
+
 
+
    -1x RS-232C, DB-9 Serial Port
+
 
+
    -1x AT Style 5-pin Keyboard Port
+
 
+
 
*'''I/O expansion slots -''' 7 X 8-bit ISA
 
*'''I/O expansion slots -''' 7 X 8-bit ISA
 
*'''RAM -''' Standard on motherboard - 512KB or 640KB. Can NOT be upgraded on motherboard, ISA Expansion cards may be available.
 
*'''RAM -''' Standard on motherboard - 512KB or 640KB. Can NOT be upgraded on motherboard, ISA Expansion cards may be available.
 
*'''Speaker -''' External connection on motherboard
 
*'''Speaker -''' External connection on motherboard
 
*'''Video -''' Often shipped with CGA.
 
*'''Video -''' Often shipped with CGA.

Revision as of 01:02, 13 January 2013

Motherboard "88" is a motherboard used in all 8088 Packard Bells in the mid to late 1980s.


Specifications

  • Battery - Rechargeable, soldered on motherboard
  • BIOS - 2 X 8KB - Phoenix BIOS, Phoenix 2.03 SF/Phoenix 2.03 SE (latest)
  • Cache - N/A
  • Clock/Driver - (RTC)
  • CPU - 8088-2, Keyboard Switches - Ctrl/Alt/- (4.77 MHz), Ctrl/Alt/+ (8 MHz), 8087-2 (optional)
  • Front Panel Connections - Power switch - FUR Keyboard Port - FLL
  • Interfaces - 1x DB-25 Parallel Port, 1x RS-232C, DB-9 Serial Port, 1x AT Style 5-pin Keyboard Port
  • I/O expansion slots - 7 X 8-bit ISA
  • RAM - Standard on motherboard - 512KB or 640KB. Can NOT be upgraded on motherboard, ISA Expansion cards may be available.
  • Speaker - External connection on motherboard
  • Video - Often shipped with CGA.