Jumper Summary - VersaLogic Python EBX-11 Reference Manual

J S
UMPER UMMARY
Jumper
Block Description
V1[1-2] COM3 RS-422 Termination
In – 100 Ohm Termination Active
Out – COM3 Unterminated
V1[3-4] COM4 RS-422 Termination
In – 100 Ohm Termination Active
Out – COM4 Unterminated
V2[1-2] SD Master Selector
In – Compact FLASH Module is IDE Master
Out – Compact FLASH Module is IDE Slave
V2[3-4]
General Purpose Input
In – CPU reads bit as 1
Out – CPU reads bit as 0
V2[5-6]
Video BIOS Selector
In – Primary Video BIOS selected
Out – Secondary Video BIOS selected
The secondary video BIOS is field-upgradeable using the BIOS upgrade
utility. See
information.
V2[7-8] System BIOS Selector
In – Normal Operation
Out – Factory Use Only
This jumper should not be removed. If you hear a low-high beep tone
and the EBX-11 appears to be failing to boot, verify that this jumper is
properly installed.
V3[1-2-3] CMOS RAM and Real Time Clock Erase
[1-2] In – Normal
[2-3] In – Erase CMOS RAM and Real-Time Clock
EBX-11 Reference Manual
Table 2: Jumper Summary
www.VersaLogic.com/private/pythonsupport.asp
Physical Details
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Out
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