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CN8 – RS-232 serial control: JST B6B-XH-A (Matching type : XHP-6)
PIN SYMBOL DESCRIPTION
1 SDATA Reserved
2 SCLK Reserved
3 VCC +5V
4 TXD RS-232 Tx data
5 GND Ground
6 RXD RS-232 Rx data
CNA1 - Auxiliary power output: JST B4B-XH-A (Matching type : XHP-4)
PIN SYMBOL DESCRIPTION
1 AUX POWER +12V DC, 500mA max
2 GND Ground
3 GND Ground
4 AUX 5V +5V DC, 500mA max
CNB1 – Backlight inverter connector: JST B5B-XH-A (Matching type : XHP-5)
PIN SYMBOL DESCRIPTION
1 GND Ground
2 VBKL Backlight power supply, +12VDC, 3A max
3 BLCTRL Backlight On/Off control signal (refer to JB2 & JB3)
4 BVR_WIP Backlight brightness VR pin WIP
5 BVR_A Backlight brightness VR pin A
CNC1 – Control switch, JST B12B-XH-A
PIN SYMBOL DESCRIPTION
1 PSWIN Power button A
2 SW_ON Power button B
3 BVR_A Backlight Brightness VR pin A
4 BVR_WIP Backlight Brightness R pin WIP
5 BVR_B Backlight Brightness VR pin B (470 ohm resistor to +5V Vcc)
6 GND Ground
7 MENU OSD menu
8 -/LEFT OSD -/Left
9 +/RIGHT OSD +/Right
10 SEL_DN OSD Select down
11 SEL_UP OSD Select up
12 NC No connection
LED1 – Status LED connector: 3-pin header
PIN DESCRIPTION
1 Green LED pin (anode)
2 LED pin common (cathode)
3 Red LED pin (anode)
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