English, 11) cd_in (cd in connector), 12) f_panel (front panel jumper) – GIGABYTE AMD Socket AM2 Processor Motherboard GA-M55SLI-S4 User Manual
Page 27: Hardware installation - 27

Hardware Installation
- 27 -
English
11) CD_IN (CD In Connector)
Connect CD-ROM or DVD-ROM audio out to the connector.
Pin No.
Definition
1
CD-L
2
GND
3
GND
4
CD-R
1
12) F_PANEL (Front Panel Jumper)
Please connect the power LED, PC speaker, reset switch and power switch etc of your chassis
front panel to the F_PANEL connector according to the pin assignment below.
HD (IDE Hard Disk Active LED) (Blue)
Pin 1: LED anode(+)
Pin 2: LED cathode(-)
SPEAK (Speaker Connector) (Amber)
Pin 1: Power
Pin 2- Pin 3: NC
Pin 4: Data(-)
RES (Reset Switch) (Green)
Open: Normal
Close: Reset Hardware System
PW (Power Switch) (Red)
Open: Normal
Close: Power On/Off
MSG(Message LED/Power/Sleep LED)
Pin 1: LED anode(+)
(Yellow)
Pin 2: LED cathode(-)
NC ( Purple)
NC
1
2
19
20
HD-
HD+
RES+
RES-
NC
IDE Hard Disk Active LED
Reset Switch
SPEAK-
MSG-
MSG+
PW-
PW+
Message LED/
Power/
Sleep LED
Speaker Connector
SPEAK+
Power
Switch