Service Manual
1
CONTENTS
Chapter 1. General Information
..............................................................................3
1-2. Important Notice
................................................................................... 3
1-3-1. Follow the regulations and warnings
..................................................... 3
1-3-2. Be careful to the electrical shock
........................................................... 3
1-3-3. Electro static discharge (ESD)
............................................................... 3
1-3-4. About lead free solder (PbF)
.................................................................. 4
1-3-5. Use the genewing parts (speci
fi
ed parts)
.............................................. 4
1-3-6. Safety check after repairment
................................................................ 4
1-3-7. Ordering Spare Parts
............................................................................. 6
1-3-8. Photo used in this manual
..................................................................... 6
1-3. How to Read this Service Manual
.................................................. 7
1-3-1. Using icons:
........................................................................................... 7
2-1. Specifi cation list
................................................................................... 8
2-2. External pictures (four faces)
.......................................................... 9
Chapter 3. Disassemble and Assemble
3-1. Remove the Stand
............................................................................. 10
3-2. Remove the Back Cover
.................................................................. 10
3-3. Remove the Main Board & Small Board
.................................... 11
3-3-1. Remove the Mainboard and the Driver Board
..................................... 11
3-3-2. Remove the Remote Control Board
..................................................... 11
3-3-3. Remove the Keypad Board
................................................................. 11
3-3-4. Remove the Speakers
......................................................................... 11
Chapter 4. Location of Controls and Components
4-1. Board Location
................................................................................... 12
4-2. Main Board
.......................................................................................... 12
4-2-1. Function Description
.............................................................................13
4-2-2. Connector de
fi
nition
............................................................................. 13
......................................................................................... 14
4-4.
Remote Control Board
........................................................................ 14
4-5. LED Panel
............................................................................................. 14
1-1. General Guidelines
HBTV-22D02FD
