Features :
This product is a simple tester for switching power supply. It makes it easy to test the power supply output.
1. Turn-on your power supply.
2. Plug-in your 20 pin power supply connector to mini tester
3. Check LED light it ON or OFF
(+5V. +12V. +3.3V. -5V. -12V. +5VBS. PG)
- If the power output is working, the LED will light and you will hear a sound
- If the power output fails, you won't see the LED light & no sound
4. Plug the HDD power connector to check if it passes or fails
5. Remove HDD power and plug P4 connector to check if it passes or fails!
6. Remove P4 connector and plug the Floppy power connector to check if it passes or fails

Warning:
This product is designed only for power supply output tests. Do not leave it connected to the power supply unattended. It generates heat and could possibly damage your power supply.

20-pin main power connector
4-pin peripheral power connector
12 volt(P4) connector
Floppy connector