IEI Technology AFL-HM55, User Manual

Page: 38 / 140

AFL-HM55 Series Panel PC
Page 27
3.9.1 Access the Jumpers
To access the jumpers, please remove the back panel and the internal aluminum chassis
(see
Section 3.7
and
Section3.8
).
3.9.2 Preconfigured Jumpers
WARNING:
Do not change the settings on the jumpers in described here. Doing so
may disable or damage the system.
The following jumpers are preconfigured for the AFL-HM55 Series. Users should not
change these jumpers (
Table 3-2
).
Jumper Name Label Type
MCU Detect LCD Type JP3 4-pin header
MCU PWM Power JP4 3-pin header
LCD Power Select J_VLVDS1 6-pin header
Table 3-2: Preconfigured Jumpers
3.9.3 Clear CMOS Jumper
Jumper Label:
J_CMOS1
Jumper Type: 3-pin header
Jumper Settings: See
Table 3-3
Jumper Location: See
Figure 3-7
If the AFL-HM55 Series fails to boot due to improper BIOS settings, the clear CMOS
jumper clears the CMOS data and resets the system BIOS information. To do this, use the
jumper cap to close the pins for a few seconds then remove the jumper clip.