User`s manual

Audio Amplifier Connector: JAMP1

The JAMP1 is used to connect audio amplifiers to enhance audio performance.

Front Panel Connector: JFP1

The mainboard provides one front panel connector for electrical connection to the

front panel switches and LEDs. The JFP1 is compliant with Intel

Front Panel I/O

Connectivity Design Guide.

S/PDIF-Out Connector: JSPDO1

This connector is used to connect S/PDIF (Sony & Philips Digital Interconnect

Format) interface for digital audio transmission.

PIN SIGNAL PIN SIGNAL PIN SIGNAL PIN SIGNAL

1 RSTB# 2 AFD# 15 PRND6 16 GND

3 PRND0 4 ERR# 17 PRND7 18 GND

5 PRND1 6 PINIT# 19 ACK# 20 GND

7 PRND2 8 LPT_SLIN# 21 BUSY 22 GND

9 PRND3 10 GND 23 PE 24 GND

11 PRND4 12 GND 25 SLCT 26 KEY

13 PRND5 14 GND

PIN SIGNAL

1 AMP_L-

2 AMP_L+

3 AMP_R-

4 AMP_R+

PIN SIGNAL DESCRIPTION

1 HD_LED + Hard disk LED pull-up

2 FPPWR/SLP MSG LED pull-up

3 HD_LED - Hard disk active LED

4 FPPWR/SLP MSG LED pull-up

5 RST_SW - Reset Switch low reference pull-down to GND

6 PWR_SW + PowerSwitch high reference pull-up

7 RST_SW + Reset Switch high reference pull-up

8 PWR_SW - PowerSwitch low reference pull-down to GND

9 RSVD_DNU Reserved. Do not use.