47LX9500-UA (CHASSIS:LA02R) - LG TV Service Manual (repair manual). Page 18

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9. Audio
Measurement condition:
1. RF input: Mono, 1KHz sine wave signal, 100% Modulation
2. CVBS, Component: 1KHz sine wave signal 0.4Vrms
3. RGB PC: 1KHz sine wave signal 0.7Vrms
10. 3D Performance Test
(Pattern Generator MSPG-3233, HDMI mode No.371, pattern
No. 81)
1) Input the below pattern for 3D test. 
(HDMI mode No.371, Pattern No. 81)
2) Enter 3D mode, then select °
side by side°±.
It is shown like the below example without wearing 3D
glasses.
3) It is a normal screen if the middle section is red checked by
the left side of 3D glass like the below example.
4) It is a normal screen if the middle section is blue checked
by the right side of 3D glass like the below example.
No
Item
Min
Typ
Max
Unit
1.
Audio practical max 
4.5
5
6
W
Measurement
Output, L/R
8.49
6.33
9.80
Vrms
condition
(Distortion=10% EQ 
Off
max Output)
AVL Off
Clear Voice Off
2.
Speaker 5
7
W
Measurement
(8
Impedance)
condition
EQ On
AVL On
Clear Voice On
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