| Pin | Pin Name |
Description |
| 1 | brown | +3,3volts |
| 2 | blue | -12v |
| 3 | violet | fan off special pin |
| 4 | white | power on-standby |
| 5 | green | +5volts aux |
| 6 | white and red | fan cmd special pin ( 3.3V RS- ) |
| 7 | orange | +12volts |
| 8 | brown | +3,3volts |
| 9 | pink | +3,3volts aux ( 3.3v RS+ ) |
| 10 | black | ground |
| 11 | red | +5volts |
| 12 | black | ground |
| 13 | red | +5volts |
| 14 | black | ground |
the lock spring is above i was starting from the up row left side. This psu is valid for almost all 14-pin Compaq evo desktops. If you are converting from an ATX Power Supply Pin 6 and 3 are not needed. The Compaq Power Supply 90W ( Compaq Square Nº 288468-001 ) has this PinLayout an fit in Compaq Deskpro EN SFF
Note:
Power-On on Compaq REQUIRES high signal to switch on!
Connecting directly power-on with power-on on standard ATX that start on low (connect to ground) won't be enough to start Compaq motherboard.
Build inverter: http://www.karosium.com/2008/05/standard-p4-atx-to-14pin-compaq-psu.html
or don't connect wire 4 (white) to plug and start PSU by additional switch that connect power-on from PSU with ground.
correct
incorrect