Read LG 37LH55 (CHASSIS:LA92B) Service Manual online
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5 Safety and Regulation
No Item Min
Typ
Max
Unit
Remark
1. Force Stability –Incline Plane Tip Test
10
deg
IEC60065
2. Force Stability –Level Tip Test
weigthx 0.13x9.8
N
3. Isolation Gap,AC-AC
3
mm
4. Isolation Gap,AC-DC
3
mm
5. Isolation Gap,Primary <-> GND
3
mm
Isolation Gap,Primary <-> Secondary
6.0
mm
6. Power Consumption,Max
234W
37LH55-UA
(1/8W non-clipped
max.audio signal &Input voltage
International VideoSignal)
7. Power Consumption,Stand by (Input
0.5
1W
(ST-BY power saving circuit)
8. Power Consumption,Switch off
0.02 W
9. Energy
Saving Off
100
%
<Test Condition>
Minimum
65
75
85
%
Full white pattern
Medium 43
53
63
%
Maximum 17
27
37 %
Screen Off
15
%
10. OPC Black luminance
75
%
150 Gray Input
<Test Condition>
difference of OPC
-white No Luminance
Vivid mode,4% window white pattern
on/off mode
difference
*255 Gray Input Case:white/black
No Luminance difference
11. Dielectric Voltage
GND
1500 V/min at 100mA
1.5KV
IEC60065
SIGNAL
3000 V/min at 100mA
3KV
12. Isolation Resistance
4
∞
M
Ω
13. Leakage Current
0.35
mA rms
14. UL Compliance
Safety
UL1492
EMC
FCC Class B
15. CSA Compliance
Safety
CSA C22.2.
EMC
IC Class B
6. DIGITAL Part
No Item Standard
Unit
Remark
1.
VSB Receiving
CH.2 ~69CH
1 ~135CH(CATV)
1 ~135CH(CADTV))
2.
Video Resolution
ATSC 18 FORMAT
3.
Audio Bit Resolution
32,40,48,56,64,80,96,112,128,160,
Kbps
192,224,256,320,384,448,512,576,640
4.
VSB RF Input
75
Ω
unbalanced, F type Connector input
5.
Sync Stable Time
Under 3.0
<None>SEC
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