Service Manuals, User Guides, Schematic Diagrams or docs for : HAIER LCD HL47K HAIER+HL47K+lcd
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HL47K
TV-8888-134
1
WARNING
This service information is designed for experienced repair technicians only and is not designed for use
by the general public. It does not contain warnings or cautions to advise non-technical individuals of
potential dangers in attempting to service a product. Products powered b electricity should be serviced
or repaired only by experienced professional technicians. Any attempt to service or repair the product
deal with in this service information by anyone else could result in serious injury or death.
2
CONTENT
1 .Warning ........................................................................................................................................................4
2. Specification.................................................................................................................................................6
3. LOCATION OF CONTROLS AND COMPONENTS ................................................................................7
3.1.Board Location ...................................................................................................................................7
3.2. Mainboard Assembly ..................................................................................................................7
3.3 LCD PANEL ..............................................................................................................................10
4. INSTALLATION INSTRUCTIONS..........................................................................................................12
4.1 External Equipment Connections .....................................................................................................12
4.2 HDMI CINNECTIONS....................................................................................................................18
5. OPERATION INSTRUCTIONS ................................................................................................................21
5.1 Front panel controls..........................................................................................................................21
5.2 Back panel controls ..........................................................................................................................22
5.3 Setting Up Your Remote Control...................................................................................................23
6. DISASSEMBLY INSTRUCTIONS ...........................................................................................................24
6.1 THE UNIT. .................................................................................................................................25
6.2 Support Stand Subassembly ....................................................................................................26
6.3 Back Cabinet Assembly ..........................................................................................................26
6.4 Flat Panel Bracket Assembly................................................................................................27
6.5 Front Cabinet Assembly ..........................................................................................................27
6.6 Harness Assembly ......................................................................................................................28
7. MEASUREMENTS AND ADJUSTMENTS.............................................................................................29
8. BLOCK DIAGRAM AND CIRCUIT DIAGRAM ....................................................................................32
8.1 BLOCK DIAGRAM ........................................................................................................................32
8.2 CIRCUIT DIAGRAM ......................................................................................................................32
9. WIRING CONNECTION DIAGRAM ......................................................................................................48
10. TROUBLE SHOOTING GUIDE.............................................................................................................49
10.1. Simple check .................................................................................................................................49
10.2 Panel failure.................................................................................................................................51
3
1 .Warning
CAUTION: These servicing instructions are for use by qualified service personnel only. To reduce the
risk of electric shock, do not perform any servicing other than that contained in the operating instructions
unless you are qualified to do so.
IMPORTANT SAFETY INSTRUCTIONS
Read all of the instructions before using this appliance. When using this appliance, always
exercise basic safety precautions, including the following:
Read instructions
Read all of the safety and operating instructions before you use your TV.
Retain instructions
Retain safety and operating instructions for future reference.
Follow warnings and instructions
Follow all warnings on your TV and in the operating instructions. Follow all operating and use instructions.
Water and moisture
Do not use your TV near water. For example, do not use it near a bath tub, wash bowl, kitchen sink, laundry
tub, in a wet basement, or near a swimming pool.
Cleaning
Unplug your TV before cleaning. Do not use liquid or aerosol cleaners. Use only a damp cloth to clean the
exterior of your TV.
Ventilation
Slots and openings in the cabinet and the back or bottom are provided for ventilation, reliable operation, and
protection from overheating.These openings must not be blocked or covered.Do not block the openings by
placing your TV on a bed, sofa, rug, or other similar surface. Do not place your TV near or over a radiator or
heat register. Do not place your TV in a built-in installation, such as a bookcase or rack, unless you provide
correct ventilation or follow the manufacturer's instructions.
Heat
Make sure that your TV is located away from heat sources such as radiators, heat registers,stoves, or other
products (including amplifiers) that produce heat.
Grounding or polarization
4
Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades
with one wider than the other. A grounding type plug has two blades and a grounding prong. The wide blade
or grounding prong are provided for your safety. If the plug does not fit, contact an electrician to replace the
obsolete outlet.
Power cord protection
Route power cords so that they are not likely to be walked on or pinched by items placed on or against them.
Pay particular attention to cords at plugs, convenience receptacles, and the point where they exit from your
TV.
Attachments
Use only attachments recommended by Insignia.
Stand
Do not place your TV on an unstable cart, stand, tripod,bracket, or table. Your TV may
fall,causing serious personal injury and serious damage to your TV. Use only with a cart,
stand, tripod, bracket, or table recommended by the manufacturer, or sold with your TV. If you mount your
TV to the wall,follow the manufacturer's instructions and use a mounting accessory recommended by the
manufacturer. Your TV and cart combination should be moved with care. Quick stops,excessive force, and
uneven surfaces may cause your TV and cart combination to overturn.
Lightning
For added protection for your TV's receiver during a lightning storm, or when it is left unattended and unused
for long periods of time, unplug it from the power outlet and disconnect the antenna or cable system. This
helps prevent damage to your TV from lightning and power line surges.
Servicing
Do not attempt to service your TV yourself because opening or removing covers may expose you to
angerous voltage or other hazards. Refer all servicing to qualified service personnel.
Replacement parts
When replacement parts are required, make sure that the service technician uses replacement parts
specified by the manufacturer that have the same characteristics as the original part. Unauthorized
substitutions may result in fire, electric shock, personal injury, or other hazards.
Overloading
Do not overload power outlets and extension cords because this can result in a risk of fire or electric shock.
Object and liquid entry
Never push objects of any kind into your TV through openings because objects may touch dangerous
voltage points or short out parts that could result in a fire or electric shock. Never spill liquid of any kind on
your TV.
Damage requiring service
Unplug this TV from the power outlet and refer servicing to qualified service personnel under the following
conditions:
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