LG Z20LCD1 Service Manual page 8

4. External Input Format
4-1. AV/S-Video/Component Video Inputs
AV (Composite Video)
S-Video
Component Video
4-2. TV RF Inputs
TUNER SIGNAL
Receiving System
Channel Coverage
VHF Low band
VHF High band
Pr,(R-Y) / Pb ,(B-Y) signal amplitude
Tuner
UHF band
IF Frequency
Impedance
LEVEL
Video system
Amplitude
Impedance
Video system
Y signal amplitude
C signal amplitude
Impedance
HDTV
Y signal amplitude
Impedance
NSTC-M
NSTC-M
ChangHong AF5-U2F11RW
AIR
55.25~127.25
133.25~361.25
367.25~801.25
Picture carrier
45.75 MHz
75 ohm terminated
70dBuV
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NTSC
1.0Vpp (including sync)
75 ohm terminated
NTSC
1.0Vpp (including sync)
0.286Vpp
75 ohm terminated
480i, 480p, 720p, 1080i
1.0Vpp (including sync)
0.7Vpp
75 ohm terminated
CATV
55.25~127.25
133.25~361.25
367.25~801.25
Sound carrier
41.25MHz