User`s manual

EP850 All-In-One EPIC Board User’s Manual

Jumpers and Connectors

2.3 Jumper Settings

Proper jumer settings configure the EP850 to meet your application

purpose. We are herewith listing a summary table of all jumpers and

default settings for onboard devices, respectively.

Here is a list of jumper settings：

Jumper Default Setting Jumper Setting

JP1

Audio Speak Out/Line Out Selection

Default: Line Out

Short 1-3, 2-4

JP2

Auto-Power Button Selection

Default: Manual

Short 1-2

JP3

Compact Flash Voltage Selection

Default: 3.3V

Short 1-2

JP4

Normal Operation/Clear CMOS setting

Default: Normal Operation

Short 1-2

JP9

USB Voltage Selection

Default: +5V

Short 1-2

JP10

USB Voltage Selection

Default: +5V

Short 1-2

JP12

USB Voltage Selection

Default: +5V

Short 1-2

COM2 Pin 1: DCD Short 7-9

JP11 COM2 Mode Select

COM2 Pin 8: RI Short 8-10

COM1 Pin 1: DCD Short 7-9

JP13 COM1 Mode Select

COM1 Pin 9: RI Short 8-10

JP14

LVDS Voltage Selection

Default: Line Out

Short 1-2