![J&W JW-A75GM-USB3 User Manual Download Page 13](http://html1.mh-extra.com/html/jandw/jw-a75gm-usb3/jw-a75gm-usb3_user-manual_3084608013.webp)
- 12 -
JW-A75GM-USB3
User's Manual
3.4 JDVI_HDMI Jumper
While JDVI_HDMI jumper be shorted #pin 1-2, it will auto detect DVI device, if JDVI_HDMI
jumper be shorted #pin 2-3,it will work at HDMI.
3.5 JBIOSSLC Jumper (for BIOS recovery)
This motherboard supports the dual BIOS function, there are one primary user BIOS
(USR_BIOS) and one secondary backup BIOS (BAK_BIOS) onboard. Under normal situation
the system will boot from the user BIOS.
However, when the user BIOS fails to boot caused by data corruption, you will be required to 1.)
adjust the JBIOSSLC jumper to #2-3 OR 2.) remove the jumper (AUTO mode) to boot the
system up from the backup BIOS.
After successfully booting into the operating system (MS DOS or Windows)with the backup
BIOS, you may then begin to recover the primary user BIOS by using the corresponding BIOS
file and flash tool from our website. Please short the jumper to #1-2 before performing the
recovery action.
JDVI_HDMI Jumper
Pin No.
Definition
Pin1-2 DVI
Pin2-3 HDMI
JBIOSSLC
NC
Auto
1-2
USR_BIOS
2-3
BAK_BIOS
NC
AUTO
Note: JBIOSSLC for your reference.
P l e a s e d e f i n e j u m p e r o f
Motherboard
if you use JBIOSSLC jumper.