Kontron KTQ77-FLEX User Manual download pdf (Page 49)

KTQ77/Flex Users Guide

KTD-N0848-C Page 49

Warning: Don’t leave the jumper in position 1-2, otherwise if power is disconnected,

the battery will fully deplete within a few weeks.

6.11 ”Load Default BIOS Settings” Jumper (J11)

The “Load Default BIOS Settings” Jumper (J11) can be used to recover from incorrect BIOS settings. As

an example, incorrect BIOS settings coursing no display to turn on can be erased by the Jumper.

The Jumper has 3 positions: Pin 1-2, Pin2-3 (default position) and not mounted.

To Load Default BIOS Settings:

1. Turn off power completely (no SB5V).

2. Move the Jumper to pin 1-2 for ~10 seconds.

3. Move the Jumper back to position 2-3 (default position).

4. Turn on power (use the Power On Button if required to boot).

5. Motherboard might automatically reboot a few times. Wait until booting is completed.

6.12 ClrRTC (J12)

The ClrRTC (J12) connector is not used. Do not install any jumper in case J12 pin row is available.

J11

Description

pin1-2

pin2-3

Load Default BIOS Settings

Default position

No Function

Internal Connectors

Jumper (in Load Default BIOS Settings position)

J11 pin 3

J12

1 2 ... 44 45 46 47 48 49 50 51 52 53 54 ... 140 141

No comments

Kontron KTQ77-FLEX User Manual Page 49