PPC-6101
All-in-One CPU Board Series User’s Manual
Jumpers and Connectors
17
3.4.2 Flat Panel Bezel Connector: CN3
CN3
Power LED
This 2-pin connector, designated at
Pins 1
and
3,5
, connects the
system power LED indicator to its respective switch on the case.
Pin 1
is +, and
pin 3,5
is assigned as -. The Power LED lights up when the
system is powered ON.
External Speaker and Internal Buzzer Connector
Pins 2, 4, 6,
and
8 of CN3
connect to the case-mounted speaker unit
or internal buzzer.
Short pins 4-6
when connecting the CPU card to
an internal buzzer. When connecting an external speaker, set these
jumpers to
Open
and install the speaker cable on
pin 8
(+) and
pin 2
(-).
System Reset Switch
Pins 9
&
11
of
CN3
connect to the case-mounted reset switch and
allow rebooting of your computer instead of turning OFF the power
switch. This is a preferred method of rebooting in order to prolong the
life of the system’s power supply.
HDD Activity LED
This connector extends to the hard drive activity LED on the control
panel. This LED will flash when the HDD is being accessed.
Pins
10 &
12 of CN3
connect the hard disk drive and the front panel HDD LED.
Pins 10
is -, and
pin 12
is assigned as +.
