Haier HL32B-A User manual

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HL32B-A

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1.Features-------------------------------------------------3
2.Safety Precautions-----------------------------------5
3. Images of Module and Circuit Boards--------6
4. Key IC Description& Trouble Shooting
Guide-----------------------------------------------------9
5.Signal Flowing Chart-------------------------------14
6. Bus Control Adjustment--------------------------15
7.Circuit Diagram -------------------------------------- 24
8.Connection Sketch Interpretat-------------------43

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一、 Features
Options Functions
Screen size (inches) 32
Display type LCD
General Aspect ratio 16:9
Resolution 1366*768
Brightness 400 cm/2
Contrast 700:1
Response time(ms) 8ms
Display Capabilities 480i/480P/720P/1080i
Viewing Angle H:178/V:178
Color display 16.7million
Active Matrix TFT yes
Video
PC mode (VGA, SVGA,
XVGA) XGA\SVGA\VGA
Tuner Integrated NTSC&ATSC
HD-ready yes
Video Signal System NTSC/ATSC(8VSB,Clear QAM)
Color Temperature Standard,Cool,Warm
Progressive Scan yes
Digital Comb Filter 3D
Video Noise Reduction yes
Picture Modes standard,vivid,mild,custom
# of preset channels 181
Screen Mode (4:3) yes
Wide Mode (16:9) yes
Wide Mode (PC) yes
Auto adjustment (PC) yes
Phase (PC) Only yes
Video Features
H\V edge correction yes
Number Of Speakers 2
Speakers Type Built-in(bottom)
Speaker Size 4 7/8" X 1 1/2" (2 pcs)
Watts Per Channel 10W
Audio
Audio Power Output 10W*2
Stereo Surround Sound yes
MTS Stereo yes
Sound Mode Live、POP、Rock、Custom
Tone Control yes
Speakers ON/OFF N/A
Audio Features
Mute yes
Semi transparent Menu yes
Zoom yes
V-Chip yes
Close Caption
(Basic,Digital,Advance) yes
Teletext N/A
Multilingual Display E/F/S
A
uto Channel
Programming yes
Convenience
Features
Channel Caption yes

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Channel Label yes
Channel Skip/Add yes
Favorite Channel no
Program Guide Access(TV
guide) no
Clock yes
Programmable Timer yes
Sleep Timer yes
Alarm (Auto timer on/off) yes
Picture-In-Picture no
Freeze Picture yes
Remote Control HTR-282G (Universal)
ATSC/NTSC Tuner 1
HDMI Input 2
Component Video Input 2
Composite Video Input 3
S-Video Input 1
RF Input 1
PC Input 1
USB Port 0
Analog Audio Input 2 for component, 1for composite and S-video,1for composite
PC Audio Input 1 (Headphone jack for PC and HDMI-to-DVI)
Audio Out (Fixed/Variable) 1(optical)
Headphone jack 1
Input \ Output
AV Output 0
Compliance Vesa yes
Internal power Supply yes
Power Consumption (in
Operation) 150W
Power Consumption (in
Standby) ≤1W
Power Voltage 120V
Power
Power Frequency 60Hz
Warranty Warranty terms 1 year*
Panel Supplier LG-PHILIPS
Information Chipset ZR39760

二、 Safety Precautions

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三、Images of Module and Circuit Boards
a: Signal flow-chart
Zoran Board Block Diagram
SPEAKER
HDMI2
A/D
PC IN
SWITCH
SWITCH
D/A
SPDIF OUTPUT
HDMI1
YPBPR2 AUDIO
TPA3010
CVBS2 AUDIO
SWITCH
LVDS OUTPUT
SWITCH
CVBS3 AUDIO
S-Video
ZR39760
AD9883
VGA AUDIO
SWITCH
Y/Pr/Pb2
(DVD)
Flash
CVBS1
SWITCH
SWITCH
TUNER
Y/Pr/Pb2
CVBS2
CVBS1 AUDIO
YPBPR3(DVD) AUDIO
CVBS1
( AV)
侧
DDR
YPBPR1 AUDIO
Y/Pr/Pb1
256M

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b. Printed Circuit IC Board
1) head-on board

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2) rear board

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三、 Key IC Description& Trouble Shooting Guide
1. Key IC Description
1）ZORAN39760

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2）HYB25DC256163CE-4

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3)AD9883

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4) M25P32

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2. Trouble Shooting Guide

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五、Signal Flowing Chart
HDMI2
D/A
Y/Pr/Pb2
TPA3010
CVBS2
HDMI1
SWITCH
CVBS1
SWITCH
Y/Pr/Pb3
(DVD)
LVDS OUTPUT
ZORAN39760 Digital High Definition,LCD_TV
CVBS3 AUDIO
SPEAKER
SPDIF OUTPUT
YPBPR3(DVD) AUDIO
CVBS2 AUDIO
SWITCH
256M
YPBPR2 AUDIO
DDR
ZR39760
SWITCH
VGA AUDIO
CVBS1
( AV)
侧
Flash
PC IN
A/D
YPBPR1 AUDIO
SWITCH
S-Video
TUNER
CVBS1 AUDIO
SWITCH
SWITCH
Y/Pr/Pb1
AD9883

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六、Bus Control Adjustment
1）Factory Mode
Using the romote controller to enter into Factory Menu.
Press Menu to call main menu displaying on the screen.And then press “8”,“ 8”,“9”,“3”,“OK” in turn.You will see the
screen displaying as following.You can check the version of the software,adjust some settings.But we don’t advise you
change this settings.because of the TV has already hold in the state of optimality.If you have to chang this settings,please
connect with the local service center.
1. Factory menu

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2.SW
SW: This is the current software version.

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2)Aging Mode This is for factory run-in testing.

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3) RF Upgrade is for debugging, and do not change anything commonly.

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4)Service Menu is for debugging, and do not change anything commonly.

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5) Auto Color is for debugging, and do not change anything commonly.
Remark:
The date of the chart only is a example,please don’t adjust the factory mode base on it.