AItech ProPC/TV Wireless Mini - Manual (Page 15)

Chapter 5. Troubleshooting
12
Q4 : Just mono (black/white) display on TV
A4 : Switch “NTSC/PAL” switch to match TV system.
Q5 : I found line flicker on TV screen
A5 : (1) Please adjust “FLICKER” (see 4.11)
(2) Please lower the contrast level and higher the brightness level which
will minimize the flicker.