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AOC L42H861 Service Manual

AOC L42H861
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42LCD TV AOC L42H861
23
5. Repair Flow Chart
1. No Power (No LED indicator)
2. Can not start (LED indicator yellow)
NG
Check power cord and board interface
Plug in power cord and interface
OK
Check F901, BD901, C908
NG
Replace F901 or BD901 or C908
OK
Check IC902, Q901
Check D907, C921, C923,
IC905, IC906
NG
Replace IC902 or Q901
OK
Check T901
OK
Replace T901
Replace D907 or C921 or C923 or
IC905 or IC906
NG
NG
NG
Repair the key board
OK
Check 5V_SB
NG
Return to “1”
OK
Check PWR_ON signal
NG
Check U411, X402
NG
Replace U409 or X402
Check I
2
C communication
OK
Check U401, U402
NG
Replace the main board
OK
OK
Check main board power supply part
Check key board
Check I
2
C communication
OK
Check 3.3V_SB
NG
Check U703

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AOC L42H861 Specifications

General IconGeneral
3DNo
Power LEDYes
Pixel pitch0.4845 x 0.4845 mm
Vertical scan range60 - 75 Hz
Headphone connectivity3.5 mm
Digital vertical frequency56 - 75 Hz
Digital horizontal frequency31.5 - 60 kHz
Response time8 ms
Display diagonal42 \
Display brightness500 cd/m²
Display technologyLCD
Native aspect ratio16:9
Contrast ratio (dynamic)6000:1
Contrast ratio (typical)1500:1
Display number of colors16.78 million colors
Viewing angle, horizontal176 °
Supported graphics resolutions1920 x 1080 (HD 1080)
Package depth251.46 mm
Package width1155.7 mm
Package height807.72 mm
Package weight25600 g
CertificationFCC, cULus, RoHS, TUV-S
Audio (L/R) out1
SCART ports quantity0
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
S-Video inputs quantity2
Sustainability certificatesENERGY STAR
Product colorBlack
LED indicatorsY, Stand-by
Panel mounting interface400 x 200 mm
Cables includedAC, VGA
AC input voltage100 - 240 V
AC input frequency50 - 60 Hz
Power consumption (typical)250 W
RMS rated power14 W
Tuner typeAnalog
Analog signal format systemNTSC, PAL, PAL M, PAL N
Weight and Dimensions IconWeight and Dimensions
Depth (with stand)261.62 mm
Width (with stand)1010.92 mm
Height (with stand)688.34 mm
Depth (without stand)99.06 mm
Height (without stand)635 mm

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