IEI Technology IMBA-8650, Quick Installation Manual, Page: 5 / 8

5
CN6 : 5.1 Channel Audio Connector (P=2.54mm)
PIN DESCRIPTION PIN DESCRIPTION
1 SUR OUT(L) 2 CEN OUT
3 GROUND 4 GROUND
5 SUR OUT(R) 6 LFE OUT
7 GROUND 8 N/C
CN11: Front Panel Connector (P=2.54mm)
Function PIN Description Function PIN Description
1 POWER LED+ 2 BUZZER
POWER
LED
3 POWER LED- 4 N/C
5 VCC 6 N/C
POWER
BUTTON 7
POWER BUTTON
BUZZER
8 VCC
9 IDE LED+ 10 RESET
HDD
LED
11 IDE LED-
RESET
12 GROUND
CN12: RS422/485 Connector (P=2.54mm)
PIN DESCRIPTION
1
TX+
2
TX-
3
RX+
4
RX-
CN7: Front Panel Audio Connector (P=2.54mm)
PIN DESCRIPTION PIN DESCRIPTION
1 MIC IN 2 GROUND
3 MIC BIAS 4 +5V
5 LINE OUT(R) 6 LINE OUT (R) Return
7 N/C 8 N/C
9 LINE OUT(L) 10 LINE OUT (L) Return
PIN 5-6 default
PIN 9-10 default