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Chapter 2
23
KEMX-1750 series Use r’s Manual
Jumper Settings
To ensure correct system configuration, the following section describes how to set
the jumpers to enable/disable or change functions. For jumper descriptions, please
refer to the table below
.
Table 2 Jumper List
Label
Function
JP1
Panel & Backlight Power Selection for LVDS1
JP2
Backlight Power Enable Selection for LVDS1
JP3
AT / ATX Mode Selection
JP4
LVDS1_ Backlight DC/PWM Selection
JP5
Signal / Power Selection for COM5
JP6
Signal / Power Selection for COM6
JP7
Signal / Power Selection for COM3
JP8
Signal / Power Selection for COM4
JP9 ME
F/W
Selection
JP10
MPCIE Activity LED Indication
JP11
Signal / Power Selection for COM2
JP12
Signal / Power Selection for COM1
JP13
USB Power Selection
JP15
RTC Reset Selection
Table 3 JP1 Panel & Backlight Power Selection for LVDS1
2
1
6
5
Jumper
Setting
Status
1
1-3
Backlight Pow er = +12V
3-5
Backlight Pow er = +5V
2
2-4
Panel Pow er = +3.3V
4-6
Panel Pow er = +5V
Pitch:2.54mm [Y IMTEX 3362*03SAGR]
Table 4 JP2 Backlight Power Enable Selection for LVDS1
2
1
6
5
Jumper
Setting
Status
1
1-3
Backlight Enable Voltage = +3.3V
3-5
Backlight Enable Voltage = +5V
2
2-4
Active High
4-6
Active Low
Pitch: 2.54mm [Y IMTEX 3362*03SAGR]
Table 5 JP3 AT / ATX Mode Selection
2
3
1
Jumper
Status
1-2 Short ATX Mode
2-3 Short AT Mode
Pitch:2.54mm [YIMTEX 3321*03SAGR(6T)]