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4.5.4.2
LCD Control Voltage Selection Jumper
The conga-SMC1 supports LCD power enable and backlight control signals with 3.3 V or 5 V. Use jumper X56 to select the voltage level.
Table 14
X56 Pinout Description
Jumper
1-2
2-3
Connector Type
X56: 2.54 mm grid jumper
4.5.4.3
Backlight Power Header
The conga-SMC1 provides header X19. The backlight power is protected by a 1.5 A resetable fuse (hold current at 25°C).
Table 15
X19 Pinout Description
Pin
Signal Name
1
+12V
2
+12V
3
GND
4
GND
5
LVDS_BKLT_EN
6
LVDS_BKLT_CTRL
7
+5V
8
+5V
Note
The backlight enable and control signals are 3.3 V or 5 V output signals. Select the voltage level with jumper X56.
Connector Type
X19: 2 mm, 8-pin Crimp style connector (JST B8B-ZR-SM4-TF)
Possible Mating Connector: JST ZHR-8
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LCD Control Voltage
3.3 V (default)
5 V
Description
12 V backlight inverter power (1.5 A fuse)
12 V backlight inverter power (1.5 A fuse)
Backlight ground
Backlight ground
Backlight enable
Backlight control
5 V backlight inverter power (1.5 A fuse)
5 V backlight inverter power (1.5 A fuse)
SMC1m10
Jumper X56
1
2
3
X19
30/50
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