Lvds Backlight Power Wafer (Cn21); Table 28: Pin Assignment Cn21; Figure 22: Lvds Backlight Power Wafer Cn21 - Kontron 3.5"-SBC-WLU User Manual

7.11. LVDS Backlight Power Wafer (CN21)

The 7-pin 1.25 mm pitch wafer CN21 provides power supply for flat panel and its backlight inverter.

Figure 22: LVDS Backlight Power Wafer CN21

Table 28: Pin Assignment CN21

Pin Signal
1 BL_EN***
2 GND
3 +VBKLT**
4 +VBKLT**
5 GND
6 BL_ADJ_VOL*
7 BL_ADJ_PWM*
* BL_ADJ can be selected by JP2.
** Backlight Power can be selected by JP1.
*** BL_EN can be selected by JP3.
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Description
Backlight Enable signal
Ground
+5 V / +12 V backlight power supply
+5 V / +12 V backlight power supply
Ground
Backlight Adjustment Voltage signal
Backlight Adjustment PWM (Pulse Width Modulation) signal
3.5"-SBC-WLU - User Guide, Rev. 1.0
Note
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