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congatec
GmbH
CET0m10
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5.6.3.1
Panel Power and Backlight Jumpers
The conga-MEVAL supports different voltages for LVDS panel and backlight. Use jumper X33 to select the LVDS panel power and jumper X34
to select the LVDS backlight power.
Table 26 X33 - LVDS Panel Power
Pin
Configuration
1-2
5 V panel power
2-3
3.3 V panel power (default)
Table 27 X34 - Backlight Voltage Selection
Pin
Configuration
1-2
12 V backlight Power (default)
2-3
5 V backlight Power
Connector Type
X33, X34: 2.54 mm grid jumper
5.6.3.2
Panel and Backlight Power Supply
The power supply for LVDS panel and backlight inverter is available on connector X35.
Table 28 X35 - LVDS Power Pinout Description
Pin Signal
Pin Signal
1
VDD_LCD (1.5 A fuse)
2
VDD_BKLT (1.5 A fuse)
3
+5 V (1.5 A fuse)
4
+12 V (1.5 A fuse)
5
LVDS_VDD_EN (3.3 V output)
6
LVDS_BKLT_EN (3.3 V output)
7
LVDS_BKLT_VREF (DAC 5 V analog output)
8
LVDS_BKLT_CTRL (3.3 V output)
9
GND
10
GND
Connector Type
X35: 2.54 mm, 2 x 5-pin female connector
2
3
1
X33
2
3
1
X34
X35
10
8
9
7
6
5
4
3
2
1
