TCL L24D10 User manual

TCL
SERVICE MANUAL
L24D10 MT23-LA
1. Caution
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2
2. specification
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6
3. Alignment Procedure
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7
4
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Scheme Diagram
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20
5. Troubleshooting
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24
6. PCB Layout
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30
7. Explode Diagram
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8
ˊ
BOM List
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33
This manual is the latest at the time of printing, and does not
include the modification which may be made after the printing, by
the constant improvement of product

CA UTION: TO RE DUCE THE RIS K OF
ELECTR ICA L SHOCK, DO NOT RE MOVE
COVER (OR BACK). NO USER SERVICEABLE
PAR TS INS IDE . RE FER SER VIC ING TO
QUALIFIE D SERVICE PERSONNEL.
The lighting flash with arrowhead symbol, with an equilateral triangle is intended to
alert the user to the presence of uninsulated voltage within the products
enclosure that may be of sufficient magnitude to constitute a risk of electric shock to
the person.
The exclamation point within an equilateral triangle is intended to alert the user to the
presence of important operating and maintenance (servicing) instructions in the
literature accompanying the appliance.
CAUTION:
Use of controls, adjustments or procedures other than those specified herein may result in
hazardous radiation exposure.
CA U T ION
RISK
RISK
OF
ELECTRI
ELECTRI
C
SHOCK
SHOCK
DO
NOT
NOT
OPEN.
OPEN.
2
dangerous
WARNING: TO REDUCE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT
EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
SCHNEIDER ELECTRONICS GMBH-GERMANY
1. CAUTION
2

1. When the power cord or plug is damaged or frayed, unplug this television set from the wall outlet and refer servicing to
qualified service personnel.
2. Do not overload wall outlets and extension cords as this can result in fire or electric shock.
3. Do not allow anything to rest on or roll over the power cord, and do not place the TV where power cord is subject to
traffic or abuse. This may result in a shock or fire hazard.
4. Do not attempt to service this television set yourself as opening or removing covers may expose you to dangerous
voltage or other hazards. Refer all servicing to qualified service personnel.
5. Never push objects of any kind into this television set through cabinet slots as they 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 the television set.
6. If the television set has been dropped or the cabinet has been damaged, unplug this television set from the wall outlet
and refer servicing to qualified service personnel.
7. If liquid has been spilled into the television set, unplug this television set from the wall outlet and refer servicing to
qualified service personnel.
8. Do not subject your television set to impact of any kind. Be particularly careful not to damage the picture tube surface.
9. Unplug this television set from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Use a
damp cloth for cleaning.
10.1. Do not place this television set on an unstable cart, stand, or table. The television set may fall, causing serious injury
to a child or an adult, and serious damage to the appliance. Use only with a cart or stand recommended by the
manufacturer, or sold with the television set. Wall or shelf mounting should follow the manufacturer s instructions, and
should use a mounting kit approved by the manufacturer.
10.2. An appliance and cart combination should be moved with care. Quick stops, excessive force, and uneven surfaces
may cause the appliance and cart combination to overturn.
CAUTION:
Read all of these instructions. Sa ve these instructions for later use . Follo w all Warnings and
Instructions marked on the audio equipment.
1. Read Instructions-All the safety and operating instructionsshouldbe read before the productis operated.
2. Retain Instructions- The safety and operating instructions should be retained for future reference.
3. Heed Warnings- All warnings on the product and in the operating instructions should be adhered to.
4. Follow Instructions- All operating and use instructions should be followed.
3
SCHNEIDER ELECTRONICS GMBH-GERMANY
IMPORTANT SAFETY INSTRUCTIONS
FOR YOUR PERSONAL SAFETY
3

11. Do not use this television set near water ... for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a
wet basement, or near a swimming pool, etc.
Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall
outlet and refer servicing to qualified service personnel.
12. Choose a place where light (artificial or sunlight) does not shine directly on the screen.
13. Avoid dusty places, since piling up of dust inside TV chassis may cause failure of the set when high humidity persists.
14. The set has slots, or openings in the cabinet for ventilation purposes, to provide reliable operation of the receiver, to
protect it from overheating. These openings must not be blocked or covered.
Never cover the slots or openings with cloth or other material.
Never block the bottom ventilation slots of the set by placing it on a bed, sofa, rug, etc.
Never place the set near or over a radiator or heat register.
Never place the set in enclosure, unless proper ventilation is provided.
15.1. If an outside antenna is connected to the television set, be sure the antenna system is grounded so as to provide some
protection against voltage surges and built up static charges, Section 810 of the National Electrical Code, NFPA No.
70-1975, provides information with respect to proper grounding of the mast and supporting structure, grounding of the
lead-in wire to an antenna discharge unit, size of grounding conductors, location of antenna discharge unit, connection
to grounding electrode, and requirements for the grounding electrode.
15.2. Note to CATV system installer : (Only for the television set with CATV reception)
This reminder is provided to call the CATV system attention to Ar ticle 820-40 of the NEC that provides
guidelines for proper grounding and, in particular, specifies that the cable ground shall be connected to the grounding
system of the building, as close to the point of cable entry as practical.
16. An outside antenna system should not be located in the vicinity of overhead power lines or other electric lights or power
circuits, or where it can fall into such power lines or circuits. When installing an outside antenna system, extreme care
should be taken to keep from touching such power lines or circuits as contact with them might be fatal.
17. For added protection for this television set during a lightning storm, or when it is left unattended and unused for long
periods of time, unplug it from the wall outlet and disconnect the antenna. This will prevent damage due to lightning
and power-line surges.
ANTENNA
LEAD- IN WIRE
ANTENNA DISCHARGE
UNIT (NEC SECTION
810-20)
GROUNDING
CONDUCTORS
(NEC SECTION810-21)
GROUND CLAMPS
POWER SERVICE GROUNDING
ELECTRODE SYSTEM
(NEC ART 250. PART H)
ELECTRIC SERVICE
EQUIPMENT
GROUND CLAMP
NEC-NATIONAL ELECTRICAL CODE
EXAMPLE OF ANTENNA GROUNDING AS PER
NATIONAL ELECTRICAL CODE
EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL CODE INSTRUCTIONS
a built-in
installer s
4
SCHNEIDER ELECTRONICS GMBH-GERMANY
PROTECTION AND LOCATION OF YOUR SET
PROTECTION AND LOCATION OF YOUR SET
4

18. This television set should be operated only from the type of power source indicated on the marking label.If you are not
sure of the type of power supply at your home, consult your television dealer or local power company. For television
sets designed to operate from battery power, refer to the operating instructions.
19. If the television set does not operate normally by following the operating instructions, unplug this television set from the
wall outlet and refer servicing to qualified service personnel. Adjust only those controls that are covered in the operating
instructions as improper adjustment of other controls may result in damage and will often require extensive work by a
qualified technician to restore the television set to normal operation.
20. When going on a holiday : If your television set is to remain unused for a period of time, for instance, when you go on
a holiday, turn the television set and unplug the television set from the wall outlet.
21. If you are unable to restore normal operation by following the detailedprocedurein your operating instructions,
do not attempt any further adjustment. Unplug the set and call your dealer or service technician.
22. Whenever the television set is damaged or fails, or a distinct change in performance indicates a need for
service, unplug the set and have it checked by a professional service technician.
23. It is normal for some TV sets to make occasional snapping or popping sounds, particularly when being
turned on or off. If the snapping or popping is continuous or frequent, unplug the set and consult your
dealer or service technician.
24. Do not use attachments not recommendedby the television set manufacturer as they may cause hazards.
25. When replacementparts are required, be sure the service technicianhas used replacementparts specified
by the manufacturer that have the same characteristics as the original part. Unauthorized substitutions
may result in fire, electric shock, or other hazards.
26. Upon completion of any service or repairs to the television set, ask the service technician to perform
routine safety checks to determine that the television is in safe operating condition.
off
5
SCHNEIDER ELECTRONICS GMBH-GERMANY
OPERATION OF YOUR SET
IF THE SET DOES NOT OPERATE PROPERLY
FOR SERVICE AND MODIFICATION
5

TCL MULTIMEDIA
LCD TV SPECIFICATION RELEASE
Version: V0.1 Issued Date: 2009.10.20
PICTURE
Panel Size (inch) 23.6"
Category LCDTV
Aspect Ratio 16:9
Color Temperature Warm / Standard / Cold SIGNAL FORMAT CAPABILITY
Backlight Adjustable Yes,Manual Adjustable & DBC(Dynamic Backlight Control˅Component Video Format Y,Pb/Cb,Pr/Cr:up to 1080P (Option)
Scaler Mode 4:3,16:9 (Full),䎵ᒯ䀂 DVI Video Format X
Picture Effect 4 picture effects preset (Standard,Vivid,Gentle,User) HDMI Video Format SD,HD,VGA
Film Mode (3:2 pull down) yes PC Compatibility VGA,SVGA,XGA etc.
Picture Enhancement TERMINALS
Comb Filter 2D
Core Technology High-quality scaling engine&3-D video de-interlacer
CCS X S-Video Input 1
DCDiTM
Edge-oriented adaptive algorithm for smooth low-angle
edges Audio Input for S-Video Share with "AV1 "
Blue Stretc
h
yes YPbPr Inpu
t
1
Black Stretch yes Audio Input for YPbPr Share with Audio for"AV2 "
Motion Compensation X YCbCr Input Share with Audio for "YPbPr"
DLTI yes Audio Input for YCbCr Share with Audio for "YPbPr"
DCTI yes VGA Input(RGB) 1 (D-Sub,15 Pins)
Dynamic Skin Correction yes Audio Input for RGB 1
DNR X DVI X
Panel Specification Audio Input for DVI X
Panel supplier CHI MEI HDMI 1.3+CEC 1
Viewing Technology -- Audio/CVBS Output (Composite) 1
Display Resolution 1920*1080 SPDIF X
Brightness (cd/m2) 300 Headphone Output 1 (ĭ3.5mm )
Model: L24D10/MT23-LA
Audio/CVBS Input (Composite)
1 AUDIO R/L+1 Video: AV1IN
1 AUDIO R/L+1 Video:AV2 IN
g()
pp
1(ĭ3.5mm )
Contrast Ratio 800:1 RF Input(Antenna) 1 (F Type)
Response Time 5ms (G to G) USB 2.0 1
Viewing Angle (H/V) 160°/150° Basic Info.
Life Time 50,000hrs TV System NTSC-M,PAL M/N
Color 16.7M (8 bit) AV System PAL-M/N,NTSC,PAL4.43
SOUND Channels 181
Speakers Integrated speakers (Two mediant ) Chassis MT23-LA
Audio Power Output 5W*2 Certification CB
Sound Processing Stereo/MTK 3D surround Power Supply AC 110V-240V 50/60Hz
DVSS (Dolby Virtual Surround) X Power Consumption-TV on 50W
DDAS (Digital Dynimic Audio System) X Power Consumption-Standby ˘W
AVC (Auto Volume Control) yes Default Color of Front Cabinet Black
VOL COMP(VOLUME COMPENSATION) For TV
BBE X Keyboard Position on the left side
SRS X Base Stand Detachable Yes
Unpackaged Dimension for Main Body (L*H*D) (mm)
With Base Stand (mm)
Without Base Stand (mm)
Packaged Dimension (L*H*D)
Function Main Body (mm)
V-Chip yes Speaker Box X
CCD (Closed Caption) yes Base Stand Packaged with ALL
Teletext X Net Weight (Kg)
PIP/POP X Gross Weight (Kg)
Macro Vision yes Container Loading
Calendar Yes 20 feet
Clock/Timers Yes 40 feet
Lock Yes 40 feet high
OSD Language English/Spaish/Portuguese ACCESSORIES
OSD Features 256 COLOURS Operation Manua
l
English(Default
)
Card Reader
X
Remote Control Mod
e
RC288 (with two 7# batteries
)
DVD Combo X Base Stand Integrated Packaging
USB Connection yes Speaker Box Integrated
Game Yes Wall Moun
t
Optional
Screen Saver Yes Others AC Power cord
Demo Function X
Picture Freeze ?
BTSC YES
Sound Features
Drafted b
y
:
Volume, Balance,5 Band EQ, 4 mode presets
(Standard;News;Music;User)
AV Stereo
Sound Control
BTSC
YES
Drafted by:
Approved by:

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Version˖V1.0
PREPARED BY : chunyu han DATE: 2010-3-20
APPROVEDBY : DATE:

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CPU: V8-0MT2311-LF1V*** ( software version)
DAT:XXXXXX ( software edit date)
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