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IBOX66 | User Manual
26
BL1 connector pinout description:
Pin
Signal
Description
1
EDP_BLK
LCD power supply for LED driver
2
EDP_BLK
LCD power supply for LED driver
3
EDP_BKLT_EN
LED driver enabling
4
EDP_BKLT_PWM
PWM signal for LED driver
5
GND
Ground
6
GND
Ground
3.14
Speaker
IBOX66 provides an L/R speaker connector (1 × 4 × 2.0mm) that allows connection of a
5W/8
Ω
speaker.
Pinout description:
Pin
Signal
Description
1
OUTR-
Class-D H-bridge negative output for right channel
2
OUTR+
Class-D H-bridge positive output for right channel
3
OUTL-
Class-D H-bridge negative output for left channel
4
OUTL+
Class-D H-bridge positive output for left channel
3.15
Grounding screw
The grounding screw on IBOX66 helps avoid any fatal electrical accidents and ensure the
durability of the device.
Pin 1