TCL L42D10 MS48-IR User manual

TCL
SERVICE MANUAL
L42D10 MS48-IR
1. CautionĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂ2
2. Specification ĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂ6
3. Alignment ProcedureĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂ7
4. Block Diagram ĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂ16
5. Scheme DiagramĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂ 17
6. PCB Layout ĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂ25
7. Explode DiagramĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂ29
8ˊBOM ListĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂ30
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 OF ELECTRI
ELECTRI
C
SHOCK
SHOCK
DO NOT
NOT
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 W arnings 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 operationby followingthe detailedprocedurein your operatinginstructions,
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

EM BUSINESS CENTER
FTV PRODUCT MANAGEMENT DEPT.
SPECIFICATION RELEASE
Version: V1.1 Issued Date: 2011.6.9
PICTURE
Category LCDTV
Naturalight Technology Yes (Nature Light Engine ý)
Dynamic Contrast Yes
Color Temperature Warm / Normal / Cold SIGNAL FORMAT CAPABILITY
Backlight Adjustable Yes Component Video Format Y,Pb/Cb,Pr/Cr:up to 1080P
Scaler Mode Full, 4:3, Subtitle, Wide Screen, Nature,Original DVI Video Format Up to XGA for HDMI-PC
Picture Effect Standard, Bright, Soft and Personal HDMI Video Format up to 1080P
Film Mode (3:2 pull down) AUTO PC Compatibility Up to SXGA
VGA Dot to Dot Display Yes TERMINALS
Audio/CVBS Input (Composite) 2 R/L+2 Video: AV1, AV2(Side)
S-Video Input --
Audio Input for S-Video --
Comb Filter 3D YPbPr Input 1
Dynamic Noise Reduction 3D Audio Input for YPbPr 1
Adaptive Deinterlacing 3D YCbCr Input Share with "YPbPr"
Blue Stretch Yes Audio Input for YCbCr Share with Audio for "YPbPr"
Black Stretch Yes VGA Input(RGB) 1 (D-Sub,15 Pins)
Motion Compensation Yes Audio Input for RGB Share with Audio for "YPbPr"
DLTI Yes DVI --
DCTI Yes Audio Input for DVI --
Dynamic Skin Correction Yes HDMI 2 (HDMI1,HDMI2)
Audio/CVBS Output (Composite) 1 (R/L+CVBS)
PANEL SPECIFICATION SPDIF Output 1 (Coaxial digital audio output)
Back light Unit CCFL Headphone Output 1 (ĭ3.5mm )
Panel supplier AUO RF Input(Antenna) 1 (IEC Type)
Aspect Ratio 16:9 USB 2
Panel Size (inch) 42" BASIC INFO.
Display Resolution 1920*1080 TV System PAL/SECAM B/G,D/K,I ;NTSC-M
Brightness (cd/m2) 400 AV System PAL,NTSC,SECAM
Contrast Ratio 4000:1 Channels 199(1~199)
Response Time Tr/Tf 6.5ms Chassis MS48-IR
Viewing Angle (H/V) 178°/178° Certification CB
Life Time 50,000hrs Power Supply AC 100V-240V 50/60Hz
Color 16.7M Power Consumption-TV on 170W
SOUND Power Consumption-Standby İW
Speakers Integrated speakers (Bottom side) Default Color of Front Cabinet Black
Audio Power Output 2×8W Keyboard Position right side
Smart Volume Yes Base Stand Detachable Yes
Sound Effect Stereo, Music, Movie, News,Personal Unpackaged Dimension for Main Body (L*H*D) (mm)
Sound Control Headphone Volume Adjust, Balance, Sound EQ Adjust; With Base Stand (mm) 1012*712*229.5
Without Base Stand (mm) 1012*650*85
Packaged Dimension (L*H*D)
Main Body (mm) 1123*212*796
Speaker Box --
FUNCTION Base Stand …
OSD Language English/French/Arabic/Farsi/Thai/Vietnamese/Russian Net Weight (Kg) 17.5
OSD Features Motion Bmp Style Gross Weight (Kg) 21
Source in OSD Source Bmp Icon Selecting,Source Jack Layout Display Container Loading
Teletext Farsi Teletext 20 feet 156(without pallet)
Clock/Sleep Timers Yes 40 feet 322(without pallet)
Wake up/Turn off time Yes 40 feet high 376(without pallet)
Wake up Source/Chanel Yes ACCESSORIES
Watch Time Limit Yes Operation Manual English(Default)
Startup Setting Yes(User can set a picture for turning on Logo display) Remote Control For TV control (with two batteries)
Smart Switch Yes(Signal Auto Detecting and Changing Source) Base Stand Integrated Packaging
Picture Freeze Yes Speaker Box Integrated
Movie Show˖Support H.264ǃRM/RMVBǃWall Mount WMB331˄Optional˅
XVIDǃMPEG4ǃMPEG2˗Others AC Power cord
Photo Show: Suppor JPEGǃBMPǃPNG˗
Music Show: support MP3ǃWMA˗
Hotel Menu In factory mode
Design and specifications are subject to change without notice!
Approved by:
USB Connection
Drafted by: 㟦Ⳍ៤
Model: L42D10F/MS48-IR/AUG
Picture Enhancement
Sound Features
Scene Selecting˄DeskTop Mode and HangUp Mode˅

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PRELIMINARY INFORMATION ----- SUBJECT TO CHANGE

TCL Multimedia Technology Holdings Ltd.


Alignment Procedure˄MS48˅
VERSION 1.0
PREPARED BY: HAN CHUN YU DATE: 2010-08-11
APPROVEDBY: DATE: .
᭛ӊ㓪ো˖
ᑣো˖

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PRELIMINARY INFORMATION ----- SUBJECT TO CHANGE
This file is applicable to following models
1. Overview˖
MS48/MS48S chassis is designed for Asia Pacific/South America market. Both
Full HD panel and HD panel can be compatible. The signal sources include TV, AV,
YPBPR/YCBCR, VGA, HDMI and USB. For YPBPR, HDMI source, Format up to
1080p can be supported; USB support image, audio and video (up to H.264) playing.
SPDIF and AV output is available too. The whole process of alignment includes ADC
calibration and White Balance adjustments.
Note: design menu include factory menu, service menu, hotel menu and some
miscellaneous. Factory menu and its items are used for manufacturing alignment;
Service menu and Hotel menu are for after service. The design menu is for only R&D
adjustment.
2. Factory Menu
1. Methods of Entering
Method 1: Using the remote, enter the “Picture” submenu in the OSD; choosing
the “contrast” item and press the 9, 7, 3 and 5 in series, Factory Menu will appear in
the left top of screen
Method 2: Press RETURN button when FACTORY HOTKEY is enabled (ON).
2. General introduction˖
FACTORY MENU
ITEMS Default
Setting
Description Status
1-FAC HOTKEY OFF Factory hotkey switch ˄OFF/ON˅. Should be OFF OK
History Description of major changes Release Date
V1.0 2010-08-11
Chassis Model
MS48 L32D20

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PRELIMINARY INFORMATION ----- SUBJECT TO CHANGE
after factory alignment.
2-WARM UP OFF OFF˖The set would enter standby mode after 15
minutes’ without input signal
ON˖Aging modeDŽAging time will display on the left
bottom of screen.
OK
3-ADC ADC calibration˄refer to page 7˅OK
4-WHITE
BALANCE
White Balance data adjustment. (refer to page 7) OK
5-SHOP DO Reset the set after production alignment; (This
operation will remove all unnecessary factory
debug information and initiate them to default
value; The factory hotkey will be turn off.)
OK
6-NVM reset DO System initialization. Restore all data except White
Balance and ADC data; Only for R&D
OK
7-SET FAC CH DO Preset specific factory channels for specific
factory. Press left or right button to select the
factory, and then press OK to confirm.
OK
8-POWER ON LAST ON: Always turns on TV when AC power on
STB: Always goes to standby mode when AC
power on
LAST: Restore the status before the last AC power
off.
OK
9-USB UPDATE USB updateˈ˄refer to page 8˅OK
Note: Below the factory menu, some model information are showed, including
software version, Project Name, SIACP Version, and SW release time.
ADC Submenu˖
ITEMS Default
Setting
Description Status
Source RGB/YPP(
HD)
Sources need calibration. RGB means PC
and YPP(HD) means YPbPr.
OK
R-OFFSET 128 R-OFFSET OK
G-OFFSET 128 G-OFFSET OK
B-OFFSET 128 B-OFFSET OK
R-GAIN 128 R-GAIN OK
G-GAIN 128 G-GAIN OK
B-GAIN 128 B-GAIN OK
AUTO ADC WAIT/OK With appropriate pattern (mentioned below)
inputted, press left or right key to start auto
calibration.
OK
ADC STATUS SUCCESS
/FAIL
The result of auto calibration. OK
WHITE BALANCE Submenu
ITEMS Default
Setting
Description Status