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2.3
Jumper Settings
Proper jumer settings configure the EP820 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
JP1
CPU Type Select : Dothan A
JP2
LVDS1 Voltage select : 3.3V
JP3
LVDS2 Voltage select : 3.3V
CPU Voltage Select : Dothan (1.5V)
JP4
<Only Socket Version>
JP5
COM1 Mode Select: RS-232
JP8
COM1 Mode Select: RS-232
JP11
COM1 Mode Select: RS-232
JP6
Compact Flash Power Select : 3.3V
COM2 Mode
JP7
Select
COM1 Mode
JP10
Select
JP9
Compact Flash Select : Slave
CPU Clock Select : Auto
JP12
<Only Socket Version>
JP13
Clear CMOS Setting : Normal
JP14
Audio Line Out/Speaker Out: Line Out
Jumpers and Connectors
EP820 All-In-One EPIC Board User's Manual
Default Setting
CN14 Pin 1: DCD
CN14 Pin 8: RI
CN21 Pin 1: DCD
CN21 Pin 9: RI
Jumper Setting
Short 1-2
Short 1-2
Short 1-2
Short 1-2
Short 1-2
Short 3-5, 4-6
Short 3-5, 4-6
Short 1-2
Short 3-5
Short 4-6
Short 3-5
Short 4-6
Short 1-2
Short 1-2
Short 1-2
Short 1-3, 2-4
9
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