Intel PCM-9387 Jumper Settings, Audio Power SelectorJ1, COM2 Setting, LCD Power Setting J6

2.1.2 Jumper Settings

2.1.2.1 Audio Power Source Select (J1)

Table 2.2:	Audio Power Selector(J1 )
Description	PIN HEADER 3*1P 180D (M) SQUARE
	2.0mm
Setting	Function
1-2	Audio Power form 12V-input & 5V-output LDO.
2-3	Audio Power from 5V.
2.1.2.2 COM2 Auto Flow Setting (J2)
Table 2.3:	COM2 Setting
Description	PIN HEADER 3*2P 180D SMDMALE
	SQUARE PIN 2.0mm
Setting	Function
1-2	RS232
3-4	RS485
5-6	RS422

2.1.2.3 LCD Power Setting (J6)

Table 2.4: LCD Power Setting (J6)

Description PIN HEADER 3*1P 180D (M)SQUARE 2.0mm

Setting Function

1-2+5V

2-3+3.3V

2.1.2.4 AT/ATX Power Setting

Table 2.5: AT/ATX Power Setting (J8)

Description	PIN HEADER 2*1P 180D (M)SQUARE 2.0mm
Setting	Function
SHORT	AT POWER
OPEN	ATX POWER

9 Chapter2