2.2.1 Attaching Connectors
1. Front Panel Connectors
There are 6 connectors on the mainboard for speaker, switches and
indicator lights on the system’s front panel.
This 4-pin connector con-
nects to the case-mounted
speaker.
This 5-pin connector con-
nects to the case-mounted
keylock switch and the
power LED. The keylock
switch is used to lock the
keyboard for security
purposes.
This 2-pin connector con-
nects to the case-mounted
HDD LED to indicate
hard disk activity.
P6F94 User’s Manual 21
Chapter 2:Hardware Installation
Pin Assignment
1. Speaker out
2. Ground
3. Ground
4. +5V
RESET
LED
LED
SPEAKER
1
HDD
STB
1
1
1
1
SPEAKER
1
Pin Assignment
1. LED Cathode
2. N. C.
3. LED Anode(GND)
4. KEYLOCK
5. Ground
KEYLOCK &
1
SWITCH
POWER
KEYLOCK &
POWER LED
1
8
2
4
4
3
E
X
Power LED
HDD LED Connector
1
Pin Assignment
1. LED Anode
2. LED Cathode
