Motherboards

From PS1 Developer wiki
Jump to navigation Jump to search

Overview

This list might not be complete, so feel free to add your own board if you own one that is not in this list.

PlayStation motherboards

PU-7

  • Year(s): 1994 - 1995
  • Models:
  • Has three potentiometers on board: RV701 (focus gain), RV704 (focus bias), RV705 (?)
  • -13
    • initial release
  • -13A
  • -14
  • -14A
  • -15

PU-8

  • Year(s): 1995 - 1996
  • Models:
  • Has three potentiometers on board: RV701 (focus gain), RV702 (push pull), RV704 (focus bias)
  • -11
  • -22
    • GPU now uses SGRAM for video memory
  • -23

PU-16

  • Year(s):
  • Models: SCPH-5903
  • Mostly based in PU-8-23
  • Has three potentiometers on board: RV701 (focus gain), RV702 (push pull), RV704 (focus bias)
  • -11
    • Special version with daughter board for VideoCD decoding

PU-18

  • Year(s): 1996 - 1997
  • Models:
  • Has single potentiometer on board: RV703 (push-pull adjustment)
  • -11
  • -21
  • -31
  • -41
  • -52
  • -62
  • -72
  • -82

PU-20

  • Year(s): 1997 - 1998
  • Models: SCPH-700X
  • Has single potentiometer on board: RV703 (push-pull adjustment)
  • -12
  • -22
  • -32

PU-22

  • Year(s): 1998 - 1999
  • Models: SCPH-750X
  • Has no potentiometers on board (values set automatically by drive electronics)
  • -11
  • -12
  • -21
  • -22
  • -32

PU-23

  • Year(s): 1999 - 2000
  • Models: SCPH-900X
  • Has no potentiometers on board (values set automatically by drive electronics)
  • -11
  • -21
  • -31
  • -41
  • -51

PlayStation One motherboards

PM-41

  • Year(s): 2000 - 2006
  • Models: SCPH-100, SCPH-101, SCPH-102, SCPH-103
  • -11
  • -21
  • -31
  • -41
  • -51
  • -61
  • -71
  • -82
    • The very last PS1 motherboard, built around 2003-2004 (at least) and sold until 2006