7
7.3 IR introduce
1 ) TK-HB70 support IR infrared return, through the remote control DVD in TX, or
Through remote control TV in RX.
2 ) If control in RX -side , put IR blaster extension cable connect TX’s IR OUT
interface, put IR receiver extension cable connect RX’s IR IN interface. If control in TX
side, put IR blaster extension cable connect RX’s IR OUT interface, put IR receiver extension
cable connect TX’s IR IN interface.
7.4 RS-232 serial transmission
By RX, TX, GND, serial signal can be extended by network cable, can be defined at any
side of the RS-232 signal transmitter or receiver.
8
th
RFQ
Q: No video output?
A
：
Check the power supply is connected, according to the led status check network cables
and HDMI cable is ok.
Q: LED status ok
，
but HDMI display no video output?
A: Check HDMI display whether switcher to HDMI channal that HDMI input.
Q: Power light on, RJ45 yellow light flashing, green light is off, no video?
A: Check HDMI cable in transmitter and receiver
Q: Power light on, RJ45 lamps light off?
A: Please check whether the network cable is connected or replace a better quality network
cable.
Q: Output vedio with flash or white noise?
A: Please replace the HDMI cable between the transmitter and the signal source, or test it
with a short HDMI cable.
