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Step 6
Connect Front Panel Switches/LEDs/Speaker
You can find there are several different cables already existing in the system
case and originating from the computer’s front-panel devices (HDD LED,
Power LED, Reset Switch, PC Speaker, etc.) These cables serve to connect
the front-panel switches and LEDs to the mainboard’s front-panel connectors
group (J20), as shown below.
1. ATX Soft Power On/Off
2. Power-LED
3. HDD-LED
