
49
Chapter 4: Motherboard Connections
HDD LED
The HDD LED/UID Switch connection is located on pins 13 and 14 of JF1. Attach a cable to
pin 14 to show hard drive activity status.
HDD LED
Pin Definitions (JF1)
Pin#
Definition
14
HD Active
Power LED
The Power LED connection is located on pins 15 and 16 of JF1. Refer to the table below for
pin definitions.
Power LED
Pin Definitions (JF1)
Pin#
Definition
15
+3.3V Stby
16
Power LED