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5.3.3.2
Backlight Control Voltage Selection Jumper
The conga-JC370 supports LCD backlight control signals with 3.3 V or 5 V. Use jumper JP3 to select the voltage level.
Table 21 JP3 Pinout Description
Jumper
Backlight Control Voltage
1-2
5 V (default)
Open
3.3 V
Connector Type
JP3: 2.54 mm, 1 x 2-pin header
5.3.3.3
Backlight Power Header
The conga-JC370 provides header X14. The maximum hold current is 1.5 A.
Table 22 Connector X14 Pinout Description
Pin
Signal Name
Description
1
+12V
12 V backlight inverter power (1.5 A fuse)
2
+12V
12 V backlight inverter power (1.5 A fuse)
3
GND
Backlight ground
4
GND
Backlight ground
5
eDP_LVDS_BKLT_EN
Backlight enable
6
eDP_LVDS_BKLT_CTRL
Backlight control
7
+5V
5 V backlight inverter power (1.5 A fuse)
8
+5V
5 V backlight inverter power (1.5 A fuse)
Note
The backlight enable and control signals are 3.3 V or 5 V output signals. Select the voltage level with jumper JP3.
Connector Type
X14: 2 mm, 8-pin Crimp style connector (JST B8B-ZR-SM4-TF)
Possible Mating Connector: JST ZHR-8
JP3
Pin 1
Pin 2
X14