Haier HL40B-B Schematic
HL40B-B
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１
1.Features-----------------------------------------------------------------3
2.Safety Precautions---------------------------------------------------6
3. Images of Module and Circuit Boards-----------------------7
4. Trouble Shooting Guide -----------------------------------------15
5.Bus Control Adjustment------------------------------------------16
6.Circuit Diagram ---------------------------------------------------- 25
7.Connection Sketch Interpretat---------------------------------48
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1.Features
Factory model(reference only) L40A9A
HAC model HL40B-B
Options Functions
General
Video
Video Features
Audio
Audio Features
Screen size (inches)
Display type
Aspect ratio
Resolution
Brightness
Contrast
Response time(ms)
Display Capabilities
Viewing Angle
Color display
Active Matrix TFT
PC mode (VGA, SVGA, XVGA)
Tuner
HD-ready
Video Signal System
Color Temperature
Progressive Scan
Digital Comb Filter
Video Noise Reduction
Picture Modes
# of preset channels
Screen Mode (4:3)
Wide Mode (16:9)
Wide Mode (PC)
Auto adjustment (PC)
Phase (PC) Only
H\V edge correction
Number Of Speakers
Speakers Type
480i/480P/720P/1080i/1080P
WXGA\SXGA\XGA\SVGA\VGA
Integrated NTSC&ATSC
NTSC/ATSC(8VSB,Clear QAM)
Standard,Cool,Warm,user
standard,vivid,mild,custom
40
LCD
16:9
1366*768
500 cm/2
1200:1
8ms
H:178/V:178
16.7million
yes
yes
yes
3D
yes
181
yes
yes
yes
yes
yes
yes
2
Built-in(bottom)
Speaker Size 4 1/2" X 2" (2 pcs)
Watts Per Channel
Audio Power Output
Stereo Surround Sound
MTS Stereo
Sound Mode
Tone Control
Speakers ON/OFF
Mute
Concert、Living Room、Hall、Bathroom、
Cave、Arena、Church
10W
10W*2
yes
yes
yes
yes
yes
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Convenience
Features
Semi transparent Menu
Zoom
V-Chip
Close Caption
(Basic,Digital,Advance)
Teletext
Multilingual Display
Auto Channel Programming
Channel Caption
Channel Label
Channel Skip/Add
Favorite Channel
yes
yes
yes
yes
N/A
E/F/S
yes
yes
yes
yes
yes
Program Guide Access(TV guide)
Clock
Programmable Timer
Sleep Timer
Alarm (Auto timer on/off)
Picture-In-Picture
Freeze Picture
Remote Control
HTR-282I(Universal)
yes
yes
yes
yes
yes
N/A
yes
ATSC/NTSC Tuner
HDMI Input
Component Video Input
Composite Video Input
S-Video Input
RF Input
Input \ Output
PC Input
USB Port
Analog Audio Input
2 for component, 3 for composite and
S-video
PC Audio Input 1 (VGA and HDMI-to-DVI)
Audio Out (Fixed/Variable)
1(optical)
Headphone jack
audio Output(RCA)
Compliance Vesa yes
Internal power Supply
yes
1
2
2
2
1
1
1
/
1
1
Power
Dimensions
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Power Consumption (in Operation)
250W
Power Consumption (in Standby)
≤1W
Power Voltage
Power Frequency
Unit Dimensions (in)
120V
60Hz
40*4 3/4*27 3/8
Unit Dimensions with Stand (in) 40*12 1/4*29 1/4
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Stand Dimensions (in)
22 1/8*12 1/4*9 1/8
Speaker Dimensions (in)
Carton Dimensions (in)
43 3/8*15 3/8*32 7/8
Unit Weight (lb)
Unit Weight with Stand (lb)
Weight
Stand Weight (lb)
Speaker Weight (lb)
Carton Weight (lb) 67 1/2
Warranty Warranty terms 1 year*
Remote Control
Batteries
AC Power Cord
Accessories
VGA Cable N/A
S-Video Cable N/A
Operating Instructions
Quick Set Up Guide
Speaker Cable Built-in
40 Ft
Container Qty
40 Ft HQ
20 Ft
Information
Panel Supplier
Chipset
/
47 1/2
55 3/8
8
/
yes
yes
yes
yes
yes
150
192
74
SS
MTK3571
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2.Safety Precautions
6
3. Images of Module and Circuit Boards
a: Signal flow-chart
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b. Printed Circuit IC Board
1) head-on board
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2) rear board
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Key IC Description& Trouble Shooting Guide
1. Key IC Description
1）MTK5371
Media TEK MT5371 is highly integrated SOC which include DTV backend decoder and TV controller.MT5371 support transport
de-multiplexer,MPEG-2 video decoder,AC3 audio decoder,LVDS transmitter,TV decoder.The MT5371 enables consumer electronics manuactrues to
build high quality,feature-rich DTV.
World-Leading Video Technology:MT5371 embeded the MDDi deintelacer to generate very smooth picture quality for motion. 3D comb filter also
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recovery high detail for still picture.The special color processing technology provide favorite ande natural color for TV.
Rich Feature for high value produce:To enrich the features of DTV,MT5371 suppout HDMI receiver,PIP/POP,memory card and DV decoding.
Credible Analog Technology:The MT5371 integrated with high speed VGA ADC,high resolution Video/Audio DAC and 12-bit Video DAC.It will
provide very fine quality for TV.
2）HYB25DC256163CE-5
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3)MT8291
１１
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4) MT5112
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