FUNAI LT850-M32 User Manual

SERVICE MANUAL
This Service Manual is for the LT850-M32 (A0CF3PH) model.
For the LT850-M32 (A0CF3PH) model, the letter (A0CF3PH) is printed on
the Serial Number Label on the back of the unit. Refer to the Serial
Number Label below.
Serial No. Label
"A0CF3PH"
32″ COLOR LCD TELEVISION
LT850-M32

FUNAI LT850-M32 Specifications

General

Display Type	LCD
USB Ports	1
Refresh Rate	60 Hz
Aspect Ratio	16:9
Screen Size	32 inches
Resolution	1366 x 768
Inputs	Component, Composite

Summary

Product Specifications

Tuner, LCD, DVB-T, Video, and Audio Specs

Detailed technical specifications for the TV's tuner, LCD panel, DVB-T, video, and audio sections.

Safety, Servicing, and Disassembly

Important Safety Precautions

Critical safety checks, hot chassis warnings, and product safety notices for servicing operations.

Standard Servicing Notes and IC Handling

Guidelines for circuit board indications, solder use, IC removal, and semiconductor grounding procedures.

Cabinet Disassembly and Wiring Diagrams

Procedures for disassembling the TV cabinet, understanding wiring diagrams, and identifying parts via exploded views.

Troubleshooting, Adjustments, and Firmware

Electrical Adjustments and Service Mode Setup

Guide to service mode entry and performing adjustments like Purity, VCOM, and White Balance.

Initialization and Firmware Renewal

Steps for initializing the LCD TV and updating its firmware via USB storage device.

Troubleshooting Flowcharts

Diagnostic flowcharts for common TV operational issues, covering power, voltage, and signal problems.

Diagrams and Parts Information

Block Diagrams

High-level diagrams of system control, video, audio, digital signal, inverter, and power supply circuits.

Schematics and Board Views

Detailed schematics for major TV circuits and visual component layouts of CBAs.

Waveforms and Parts Lists

Waveform examples for diagnostics and comprehensive lists of mechanical and electrical parts.