3-56 Chapter 3: Hardware Service
Front Panel (CN1)
Box Fan
Pin Signal
Name
1 +12V
2 Ground
Speaker
Pin Signal
Name
3 PC_OUT#
4 SPKR_POS
Key
Pin Signal
Name
5 Keyed
6 GND
Power LED
Pin Signal
Name
7
+5V through 330 ohm
8 GREENCTL#
Hard Drive LED
Pin Signal
Name
9 +5V
10 HDLED
