LG 50PT255C-TA (CHASSIS:PP11K) Service Manual ▷ View online
LGE DISPLAY Division LG
Establish : 10.10.01 28
Reform: 10.10.14 105
Reform: 10.10.14 105
LGE
PP01A/B/C
Product
Specification
9.
Audio (ALL Condition for test is EQ OFF, 8ohm 1% Dummy Resister)
No
Item
Min
Typ
Max
Unit
Measurement
Result
Remark
1. Audio S/N, Main (Mono)
40.0
dB
2. a Audio S/N, L/R
40.0
dB
3. Audio Buzz P/S Ratio
30.0
dB
4. Audio Noise Limited Sensitivity, M
-80.0
dBm
5. Audio Noise Limited Sensitivity, S
-70.0
dBm
6. Audio F Response Low, L/Mono
80.0
Hz
7. Audio F Response High, L/Mono
7.0
10.0
15.0
KHz
LGE DISPLAY Division LG
Establish : 10.10.01 29
Reform: 10.10.14 105
Reform: 10.10.14 105
LGE
PP01A/B/C
Product
Specification
No
Item
Min
Typ
Max
Unit
Measurement
Result
Remark
8. Audio F Response Low, R
80.0
Hz
9. Audio F Response High, R
7.0
10.0
15.0
KHz
10. Audio Bass Characteristic, L/R
3.0
6.0
9.0
dB
11.
Audio
Treble
Characteristic,
L/R
3.0 6.0 9.0
dB
12.
Audio
THD,L(Mono)/R
2.0
%
13. Audio Practical Max Output, L(Mono)/R
9
13.5
10
15
15
12
18
18
W
W
W
NON-SOUND EMPHASIS MODEL
SOUND EMPHASIS MODEL
SOUND EMPHASIS MODEL
14. Audio Max Output, L(Mono)/R
9
13.5
10
15
15
12
18
18
W
W
W
NON-SOUND EMPHASIS MODEL
SOUND EMPHASIS MODEL
SOUND EMPHASIS MODEL
15. Audio Practical Max Output, SAP
9
10
12
W
NTSC-Tuner(NTSC-M, PAL-M/N)
16. Audio Max Output, SAP
9
10
12
W
NTSC-Tuner(NTSC-M, PAL-M/N)
17.
Max
Distortion
10.0
%
18. Audio Residual Hum, L(Mono)/R
12.5
Uw
19.
Dual
Sound
Cross-talk
-45.0
dB
20. Stereo Separation, L/R
25.0
dB
21. Pilot Detection Sensitivity, Dual/Stereo
-70.0
dBm
22. Audio Balance Characteristic, L/R
50.0
mV
23. Audio Balance Deviation, L/R
1.5
dB
24. Deviation
Linearity
250.0
%
LGE DISPLAY Division LG
Establish : 10.10.01 30
Reform: 10.10.14 105
Reform: 10.10.14 105
LGE
PP01A/B/C
Product
Specification
No
Item
Min
Typ
Max
Unit
Measurement
Result
Remark
25. Deviation 250% Max Distortion
10.0
%
26. SAP/Mono Level Deviation
1.5
dB
NTSC-Tuner(NTSC-M, PAL-M/N)
27. Output Level at Volume 30%
0.163
0.728
0.204
0.891
0.255
1.069
W
NON EU Model
SOUND EMPHASIS MODEL
28. AV Audio Out Level, L/R
0.4
0.5
0.6
V
Multi-Tuner(PAL/SECAM)
25-1
AV Audio Out Level, L/R
0.3
0.4
0.5
V
NTSC-Tuner(NTSC-M, PAL-M/N)
29. AV Audio Out Cross-talk, L/R
20.0
dB
30. AV Audio Out S/N, L/R
43.0
dB
31.
AV Audio Out Frequency Response,
Low
Low
40.0
Hz
32.
AV Audio Out Frequency Response,
High
High
8.0 10.0 18.0 KHz
33. AV Audio Out Distortion
2.0
%
34. AV Audio In Level, L/R
0.47
0.63
0.79
V
35. AV Audio In S/N, L/R
43.0
dB
36. AV Audio In Frequency Response, Low
80.0
Hz
37. AV Audio In Frequency Response, High
7.0
10.0
18.0
KHz
38. AV Audio In Distortion
2.0
%
39. AV Audio In Dynamic Range
2.0
V
40. AV Audio In Max Distortion
10.0
%
LGE DISPLAY Division LG
Establish : 10.10.01 31
Reform: 10.10.14 105
Reform: 10.10.14 105
LGE
PP01A/B/C
Product
Specification
No
Item
Min
Typ
Max
Unit
Measurement
Result
Remark
41. AV Audio In Impandance,100Hz
10.0
Kohm
42. AV Audio In Impandance,1KHz
10.0
Kohm
43. Nicam Audio S/N, Main/Sub
45.0
dB
Multi-Tuner(PAL/SECAM)
44. Nicam
Audio
Sensitivity
-75.0
dB
Multi-Tuner(PAL/SECAM)
45. Nicam Audio P/N Ratio
30.0
dB
Multi-Tuner(PAL/SECAM)
46. Nicam Audio F Response Low, L/R
80.0
Hz
Multi-Tuner(PAL/SECAM)
47. Nicam Audio F Response High, L/R
7.0
10.0
18.0
KHz
Multi-Tuner(PAL/SECAM)
48. Nicam Audio Distortion, L/R
1.0
%
Multi-Tuner(PAL/SECAM)
49. Nicam Audio Separation, L/R
40.0
dB
Multi-Tuner(PAL/SECAM)
50. Nicam Audio Output, L/R
9.0
10.0
12.0
W
Multi-Tuner(PAL/SECAM)
51. Speaker
Impedance
8
ohm
1
4
7
dB
Input : White noise_Max.mav(MP3)
52. Auto Volume(Off/ On Variation
0
3
6
dB
Input : White noise_Max.mav(MP3)
9.1 VOLUME CURVE FOR SOUND EMPHASIS MODEL.
- This is only for 42/50PT560R-TA model.
- set volume linearly from volume 30 to volume 100
- set volume linearly from volume 30 to volume 100
.
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