55LV355B-UA, 55LV355C-UA (CHASSIS:LA0AC) - LG TV Service Manual (repair manual). Page 8

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No.
Item
Min
Typ
Max
Unit
Remarks
Contrast ratio (Module) 
600 
1000 
22LV255C-UA (AUO)
2400 3000 
26LV255C-UA 
(AUO) 
1000 1400 
42LV355C-UA 
(AUO)
2400 3000 
55LV355C-UA 
(AUO) 
Contrast ratio (DCR) 
800,000:1
1,000,000:1
All 
Global Dimming (Normal Dimming )
6 Color 
COOL
0.283  0.285
0.287
9300K 22LV255C-UA 
(AUO)
Temperature 0.291 
0.293 
0.295 
** The W/B Tolerance is ±0.015 for
MEDIUM
0.293 
0.295
0.297
8000K
picture quality by DQA
0.303 
0.305 
0.307   
WARM 0.311 
0.313
0.315
6500K
0.327
0.329
0.331
7 Color
COOL
0.254
0.269
0.284
13000K 26LV255C-UA 
(AUO)
Temperature 0.258
0.273
0.288
42/55LV355C-UA 
(AUO)
MEDIUM
0.270
0.285
0.300
9300K ** The W/B Tolerance is ±0.015 for
0.278
0.293
0.308
picture quality by DQA
WARM
0.298
0.3130
0.324
6500K
0.314
0.329
0.344
8
Response time 
9
ms
G to G  N/A
6. Component Video Input  (Y, C
B/
P
B
, C
R
/P
R
)
No Resolution 
H-freq(kHz) V-freq.(kHz)  Pixel 
clock 
Proposed 
1. 
720*480 
15.73 
60 
13.5135   
SDTV ,DVD 480I 
2. 
720*480 
15.73 
59.94 
13.5   
SDTV ,DVD 480I 
3. 
720*480 
31.50 
60 
27.027   
SDTV 480P
4. 
720*480 
31.47 
59.94 
27.0   
SDTV 480P
5. 
1280*720 
45.00 
60.00 
74.25   
HDTV 720P
6.
1280*720
44.96
59.94
74.176
HDTV 720P
7. 
1920*1080 
33.75 
60.00 
74.25   
HDTV 1080I
8. 
1920*1080 
33.72 
59.94 
74.176   
HDTV 1080I
9. 
1920*1080 
67.500 
60 
148.50   
HDTV 1080P
10.
1920*1080
67.432
59.94
148.352
HDTV 1080P
11.
1920*1080
27.000
24.000
74.25
HDTV 1080P
12.
1920*1080
26.97
23.976
74.176
HDTV 1080P
13.
1920*1080
33.75
30.000
74.25
HDTV 1080P
14.
1920*1080
33.71
29.97
740176
HDTV 1080P
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