Haier LE32B7600 User Manual

32”/43″ LED TV LE32B7600/LE43B7600
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Service
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Service
Table of Contents
Description Page Description Page
Table of Contents.......……...................................….....1
Important Safety Notice.......................................……..2
Revision List………………………………………………..3
1. General Specification....................................……….....4
2. Operating Instructions..………………….……...……..5
2.1 Remote Control…………….……...…………...……....5
2.2 OSD Menus…………....………………….….………....7
2.3 Panel Control And Rear Terminal Control………...18
3. Input/Output Specification………….....................….23
4. Mechanical Instructions……………………................28
5. Repair Flow Chart ……………………………………...32
6. PCB Layout …………...………………………………..39
6.1 Main Board …………...………………………………..39
6.2 Power Board……..…………………... …....….........42
6.3 IR Board………….……………..……….….......46
6.4 KeyBoard……..…………………...…….…........46
7. Adjustment..............................................................47
7.1 WB Adjustment..............................................47
7.2 Firmware Instruction…...............................48
8. Block Diagram..…..…..............................................51
9. Wiring Diagram....……..............................................52
10. Schematic Diagram.………..…….………………....53
10.1 Main Board………..…….…………………...…......53
10.2 Power Board……..…..…....…………...……….....62
10.3 IR Board………….……………..……….…............65
10.4 KEY Board……..…………………...…….…........66
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
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Haier LE32B7600 Specifications

General

Screen Size	32 inches
Resolution	1366 x 768
Display Type	LED
HDMI Ports	2
USB Ports	2
Aspect Ratio	16:9
Refresh Rate	60 Hz
Built-in Wi-Fi	No
Audio Output	16W

Summary

Important Safety Notice

Manual Information

General Specifications

Outlines the technical specifications of the LED TV, including resolution, power, and input types.

Operating Instructions

Remote Control Functions

Explains the operation of each button on the television's remote control for user interaction.

OSD Menus - Channel Setup

Details the process of setting up channels, including auto search and manual tuning.

OSD Menus - Computer Setup

Guides users on configuring the TV for optimal display when connected to a computer.

Panel and Rear Terminal Controls

Describes the physical buttons on the TV panel and the rear connection terminals.

Connectivity and Specifications

Input/Output Specifications

Outlines detailed specifications for input/output signals, including HDMI and video formats.

Repair Flow Charts

Troubleshooting Common Issues

Provides step-by-step diagnostic flowcharts for common TV problems like no power or no display.