Hitachi 22LD3750DC Service Manual page 17

PIN PORT
NO NAME
4 PWM0
55 PWM1
196 PWM2
SIGNAL TYPE FUNCTION
NAME
AN/DIG_DIM O
BKL_ON/OFF O
PVCC_ON/OFF O
PC/HDMI_SW O
Table 6.2.1: MST5x7A-M port allocation
Analog or digital dimming control
Backlight On/Off Control
Panel Logic Power On/Off control
Video switching control
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