TCL 48D2700, 55D2740 Schematic

TCL

SERVICE MANUAL

48D2700/MT56B-AP
1. Caution…………………………………………………………………………
2. specification……………………………………………………………………
6. Troubleshooting………………………………………………………………
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This m anual i s t he l atest at t he t ime of pr inting, and doe s not include the modification which may be made after the printing, by the constant improvement of product
RISK OF
ELECTRIC
SHOCK DO
NOT
OPEN.
SCHNEIDER ELECTRONICS GMBH-GERMANY
1. CAUTION
CAUTION:
Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure.
CA UTION : TO RE DUCE THE RIS K OF
CA U T IO N
RISK
SHOCK
The lighting flash with arrowhead symbol, with an equilateral triangle is intended to alert the user to the presence of uninsulated voltage within the product s 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.
ELECTRI
NOT
OPEN.
ELECTR ICAL SH OCK, DO NOT REMOVE COVER (OR BACK). NO USER SERVICEABLE PAR TS INS IDE . RE FER SER VIC ING TO QUALIFIE D SERVIC E PERS ONNEL.
dangerous
WARNING: TO REDUCE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
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SCHNEIDER ELECTRONICS GMBH-GERMANY
IMPORTANT SAFETY INSTRUCTIONS
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.
FOR YOUR PERSONAL SAFETY
1. When the power cord or plugis 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 ser vicing 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 car t 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.
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SCHNEIDER ELECTRONICS GMBH-GERMANY
PROTECTION AND LOCATION OF YOUR SET
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.
a built-in
PROTECTION AND LOCATION OF YOUR SET
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 supportingstructure, 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.
EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL CODE INSTRUCTIONS
EXAMPLE OF ANTENNA GROUNDING AS PER
NATIONAL ELECTRICAL CODE
ANTENNA LEAD- IN WIRE
GROUND CLAMP
ELECTRIC SERVICE
EQUIPMENT
NEC-NATIONAL ELECTRICAL CODE
ANTENNA DISCHARGE UNIT (NEC SECTION 810-20)
GROUNDING CONDUCTORS (NECSECTION 810-21)
GROUND CLAMPS
POWER SER VICE GROUNDING ELECTRODE SYSTEM (NEC ART 250. PART H)
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
installer s 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 entr y 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.
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SCHNEIDER ELECTRONICS GMBH-GERMANY
OPERATION OF YOUR SET
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 servicingto qualifiedservice 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.
off
IF THE SET DOES NOT OPERATE PROPERLY
21. If you are unable to restorenormal operation by 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.
FOR SERVICE AND MODIFICATION
24. Do not use attachments not recommendedby the television set manufacturer as they may cause hazards.
25. When replacement parts 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.
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PRODUCT SPECIFICATION RELEASE
AC 100V-240V 50/60H
p()
Screen Mode
16:9\4:3\14:9\Cinerame\Zoom etc
Audio Delay
Yes
!
Model: 48D2700/MT56B/CS1GTA/TT E5
Model: 48D27
Version1.0 Issued On: 2015-05-12
Basic Information
Product Type Chassis CPU Quad Core A7 1GHz Mutilmedia Video/Audio Decoder GPU Dual Core MALI450MP2 400MHz OS Android 4.4 Memory/Flash 6Gb DDR3 / 4GB Flash UI Style CROSS UI Launcher HomePages Show OSD Language English/Vietnamese/Thai
TV System
AV System Channels
Power Supply Power ConsumptionTV On
Power ConsumptionStandby Certification ECO Energy efficiency
Internet Link
LED Indicator Status In The Center of Front,White in Standby
LED 2D Smart DTV MT56B
APPSTVGOLIVEYouTube
PAL B/GD/KINTSC-M DVI Video Format Up to XGA for HDMI-PC DVB-T/T2 HDMI Video Format up to 1080P PALNTSC 0000-9999
z
110W ≤0.5W
CB Yes Aspect Ratio 16:9 wireless WiFi Default Panel Active Size (inch) 48
Ethernet Network
Basic Function
Initial Setup HDMI Auto Switch AutoCloseManual Life Time(Typ.) 30,000hrs
Channels Edit For Channel renamed Input Settings For Input source device choice Sleep Timer Yes System Update Yes T-LinkCEC Input Method Smart TV IME MHL Yes Teletext Yes Audio Language/Nicam Yes PVR/Timeshift Yes Only for DTV Programme Programme Schedule Record/ReminderOnly for DTV Programme EPG YesOnly for DTV Programme Subtitle YesOnly for DTV Programme
Yesfor user setting in TV first starting Viewing Angle (H/V) 178°/178°
Yes
USB Device Media Format
Music MP3 Picture JPEG/BMP/PNG/GIF
MPEG-(1/2/4)/H.264/H.263/DivX Dolby/AC3
Signal Format Capability
PC Compatibility Up to SXGA
Panel Specification
Backlight Unit Panel supplier CSOT
Display Resolution 1920*1080 Brightness (cd/m2) 280(typ.)
Contrast Ratio 4000:1 Response Time (G to G) 9ms
Color 16.7 Million(8bit) Refresh Rate 60Hz
LED
Terminals
Rearview Picture
Picture
Picture Mode Standard\Dynamic\Natural\Movie\Personal Screen Mode 16:9\4:3\14:9\Cinerame\Zoom etc. Noise Reduction Low\Middle\High\Auto\Off Backlight Adjustable Yes (0~100) Color Temperature Normal/Warm/Cool/Customer Gamma Adjustable -4 to 4 Dynamic Contrast Yes Overscan Yes Picture Freeze Yes Game Mode Yes Film Mode Yes Picture Reset Yes
.
Sound
Speakers Integrated speakers (Bottom side) Audio Power OutputTHD=7% 2×8W Auto Volume Control On / Off Sound Preset Standard\Music\Movie\Clear Voice\Personal Sound Control TV Placement
Five band equalizer adjust in Personal mode Desk top / Wall mount Yes
Design and specifications are subject to change without notice
Pre-Installed Application List
Wirel
p
YouTube
Golive Lots of Global Live TV channels show Miracast
App Store 3.0 Special App Store available for download Browser Webpage Browser TV Tweets a Social App Deezer Global Online Music Streaming service Mediacenter Media/Music play for USB Device Message Box Messages push Weather forecast Showed in Homepage E-Sticker as some function demo in Shop mode E-Manual Some general basic function introduction
nScreen
Zing TV Vietnam local Popular Video App Zing mp3 Vietnam local Popular Music App
Independent Launcher UI page show Operation Manual English(Default) Push Popular VOD posters to Homepage Remote Control and batteries RC311(with two batteries)
ess Mirroring connecting,to deliver audio
and video content from smartphone to TV
Connect Mobile phone to TV sets and control the TV like Remote using Phone; Push media file in Phone to TV Display and Enjoy big screen picture quality.
Mechanical ID Picture
Essential AccessoriesDefault
Base Stand
AC power cord 1 pcs
Integrated Packaging
Mechanical Key Specification
L1mm W1mm H1mm L2mm W2mm H2mm Net Weight With StandKg Net Weight Without StandKg Gross Weight With PackagingKg
1090.8 82
632.5 888 222 683 10
9.75
13.5
Diagonal size(cm) Slim Edge Design---Up(mm) Slim Edge Design---Bottom(mm) Slim Edge Design---L&R(mm) Carton Dimensions LxWxHmm Container Loading---20 feetpcs Container Loading---40 feetpcs Container Loading--40 feet Highpcs VESA Mounting Dimensions LxHmm
Drafted by: Approved by:
120.9
16.9
19.6
16.9 1282*154*768 192 411 465 200*200
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
TCL World-Wide R&D FPD CENTER
Factory Test & Alignment Specification V1.0
----MT56-AP
PREPARED BY : FENG LIU DATE : 2015-02-13
APPROVED BY: DATE :
1
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
Content
1. General Description .............................................................................................................................. 3
2. Factory Menu ......................................................................................................................................... 5
2.1 Accessing Way ................................................................................................................................... 5
2.2 Factory Menu ...................................................................................................................................... 6
2.3 White Balance Menu .......................................................................................................................... 7
3. Design Menu .......................................................................................................................................... 7
3.1 Accessing Way ................................................................................................................................... 8
3.2 Design Menu ....................................................................................................................................... 8
3.3 Other Menu ......................................................................................................................................... 9
3.4 Service Menu ...................................................................................................................................... 9
3.5 Param Setting Menu ........................................................................................................................ 10
4. Test & Alignment ................................................................................................................................. 11
4.1 Pre-Conditions and Power Supply Check .................................................................................... 11
4.2 Project ID Modification .................................................................................................................... 11
4.3 Function Test .................................................................................................................................... 12
4.4 LAN/WLAN Test ............................................................................................................................... 13
4.5 SHOP INIT ........................................................................................................................................ 13
Appendix ...................................................................................................................................................... 14
Appendix 1: Warm-up Test .................................................................................................................... 14
Appendix 2: Software Upgrade ............................................................................................................. 15
Appendix 3: Network Connection ......................................................................................................... 17
Appendix 4: White Balance (WB) Adjustment .................................................................................... 18
2
Class
Item
MT56-AP
Input
&
Output
RF Input
(PAL/DVB/DVB-T2)
CABLE&ANTENNA
HDMI
(480i/p, 576i/p, 720p up to 1080i/p, with HDCP)
HDMI*3
VGA
1
VGA Audio
Shares audio sockets with Audio Input
Component Audio Input
RCA*2 (L+R)
AV Input
RCA*1
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
1. General Description
The information contained in this document is proprietary to TCL SZ FPD lab and shall not be disclosed by the recipient to the third person without the written permission of the team leader or GM of R&D.
MT56-AP chassis are designed for Asia & Pacific (AP) market Ready for Smart TV. It features by its high integration, easy debugging (ADC adjustment free) as well as convenience in terms of maintenance. Fast software upgrade through USB disk facilitates both manufacture and after-sale service. Meantime, a variety of functions involved in Factory Main Menu can not only bring benefits for production, but also satisfy various demands of customers.
Note: Factory Main Menu (FMM) is divided into Factory menu and Design menu. Factory Menu covers all indispensable functions during manufacture such as White Balance Adjustment, SHOP etc., while Design Menu includes Service Menu, Hotel Menu, Param Setting, Other Setting etc. Some settings like Param Setting and Other Setting is exclusively used by R&D engineer, anyone else shouldn’t change the settings in the menu. When you wish to learn the product information like project ID, project name, Hardware, software version, release date, you can access to Service Menu. In addition, in Hotel Menu, we also provide a great deal of useful functions for specific applications in hotel.
The main chip is from REALTEK and supports below features matrix:
3
Input
&
Output
Audio Out
RCA*2
USB
(Video, audio and picture)
USB2.0*2
MHL
Shares with HDMI 1
PCMCIA
1
SPDIF output
RCA*1
NETWORK
RJ45 Socket
Functions Internet
WIFI
Others
Serial connector
Multiplexing VGA
IC Details
&
Position
Main program
UF01
(Support online upgrade)
Mboot
UF01
(Support online upgrade)
EEPROM
U702
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
Note:
The software boot for U702 can be programed by Flash Tool.exe. Every set has its unique HDCP key which is purchased from suppliers or HDCP
certification authority. Please check HDCP function in the process of production.
Once in a while, the software of main board may be upgraded. Please pay attention to
use the latest software before production.
4
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
2. Factory Menu
Factory Menu is mainly used for factory production and satisfies various demands of customers. It covers all indispensable functions during manufacture such as Warm up, White Balance, Shop, NVM Reset,
Power on mode, USB Clone etc.
2.1 Accessing Way
a. When the Factory hotkey item of Factory Menu is disabled (OFF), press Menu button of remote
control, then select Settings/Picture, make sure the cursor stop on Contrast item submenu. Finally, press 9, 7, 3, 5 consecutively.
b. When the Factory hotkey item of Factory Menu is enabled (ON, you can see the flashing Factory
Captions Info on the lower left corner), press Back button of remote control.
Press RCU “OK” key to enter the submenu. Press RCU “Right” or “Left” key to change the values. Press RCU “Right” or “Left” key run the function. Press RCU “Back” or “Menu” key exit the Factory menu.
Factory Captions Info:
While “FactoryKey” is enabled, there is some toggled display information relative to MV, SV, ID, MID, to facilitate 100% quick screening without accessing to whatever else menu:
P (Production/Factory mode flag)  MV (Mboot SW Version)  SV (Main SW Version) ID (Project ID)  MEMC
5
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
Factory Menu
Name
Default
Description
Factory hotkey
OFF
Factory Menu shortcut button switch The item must be disabled (OFF) after production
Warm up
OFF
Aging mode, mainly used for factory aging. Press “Menu” key on keyboard to exit the burning mode.
See Appendix 1 “Warm-up Test”
White Balance
..
White Balance Adjustment ( see details below)
Shop
>
It is crucial that the function is executed after production aim to clear information of production process, ensure user cannot access to Factory Menu after executing the item.
NVM Reset
>
Restore default value except White Balance, ADC data.
Power On Mode
STANDBY
ON: the set will power on after switching on power. STANDBY: the set will remain standby status after switching on power. LAST: the set will turn to the status in which it lies when last switching off. If without requirement from certain customer, by default, the Setting should be STANDBY
USB Clone
..
Select to choose the things you want to clone.
Preset Factory
Channel
..
Preset the channel table of factory. To preset the channel table of certain factory, first, choose the corresponding factory name. Then press OK button of remote control and wait OK is displayed on the screen.
DeviceID test
DO
Test device ID.
Other
Project Information
ADC
..
Analog To Digital Converter
SW NO.
device info
Version information of Main Software
Project Name
device info
Product model
Date
device info
Release date and time of main software
MID
2.2 Factory Menu
6
White Balance
Name
Default
Description
Source
ATV
Press RCU left/right key to change the TV source.
Color
normal
Select color temperature you intend to adjust Three groups of color temperature: normal, Cold, Warm are available.
R gain
0-255
Gain of R channel ( cannot be changed after auto calibration)
G gain
0-255
Gain of G channel ( cannot be changed after auto calibration)
B gain
0-255
Gain of B channel ( cannot be changed after auto calibration)
R offset
128
Disabled, keep the default value
G offset
128
Disabled, keep the default value
B offset
128
Disabled, keep the default value
White Balance
init
>
White Balance Initalization. Before WB adjustment, this item should be executed.
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
2.3 White Balance Menu
Press the button on remote control to select certain item and OK to adjust White Balance.
3. Design Menu
Design Menu includes Factory Menu, other, Service Menu, Param Setting, Hotel Menu.
Some settings like Param Setting and Other Menu is exclusively used by R&D engineer,
anyone else shouldn’t change the settings in the
menu. When you wish to learn the product information like project ID, project name, chassis name, software version, release date, you can access to Service Menu. In addition, in Hotel Menu, we also provide a great deal of useful functions for specific applications in hotel.
7
Design Menu
Name
Default
Description
Design Mode
hotkey
OFF
Design Menu shortcut button switch The item must be disabled (OFF) after production
Factory menu
..
Access to Factory Menu
Other
..
The item includes a number of functions offering convenience for R&D engineer to solve problems.
Service menu
..
Provide many useful information for after-sale service Please reference to SERVICE MENU submenu
Param setting
..
Include sound setting,picture setting, SSC, DBC, CI Card, Overscan, WIFI CHECK and USB FILE. Please reference to PARAM SETTING submenu.
Hotel menu
..
Include special functions which bring benefits to hotel management. The item is accessible only when Hotel Service On/Off item is enabled (ON).
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
3.1 Accessing Way
a. When the Design mode hotkey item is disabled(OFF), press Menu button of remote
control, then select Settings/ Picture, make sure the cursor stop on Contrast item submenu, press 1, 9, 5, 0 consecutively.
b. When the Design mode hotkey item of Design Menu is enabled (ON, you can see the
flashing Factory Captions Info on the lower left corner), press Back button of remote control.
Press RCU OK key to enter the submenu. Press RCU Right/Left key to change the values. Press RCU Right/Left key run the function. Press RCU Back/Menu key exit the Factory menu.
Design Captions Information is the same to Factory Captions Info.
3.2 Design Menu
8
Other Menu
Name
Default
Description
TestPattern
>
Switch the TV source into test pattern, and restarting TV is the only way to excit.
UartEnable
OFF
The switch of VGA serial port information. The item must be disabled (OFF) after production.
DeviceID
..
Show the device id of TV.
MAC
..
Show the MAC address of TV.
HuanID
..
Show the Huan id of TV.
ClientType
..
Show the Client type information.
Service Menu
Name
Default
Description
Project ID
1
Select project parameters, depending on the BOM description.
Hardware
MT5655
mainboard Chassis
Software
V8-MT56551-LF1V003
version number of Main Software
Bootloader
XXX
version number of bootcore
USB Update
..
Update the software by USB disk, detailed description see Appendix 2 “Software Update”
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
3.3 Other Menu
The Other Menu contains some TV basic information, with which we can check the TV setting before production.
3.4 Service Menu
Service Menu contains some basic information of the device, such as Project ID, Hardware, Software version, USB Update etc. This menu is especially useful for after-sale service.
9
Param setting Menu
Name
Default
Description
Sound Setting
..
Set sound mode, balance, sound scene, etc.
Picture Curve
..
Exclusively used by R&D
Picture Setting
..
Set picture mode, brightness, contrast, backlight, etc.
SSC Adjust
..
Spread Spectrum clocking. Exclusively used by R&D.
DBC
..
Dynamic Backlight Control. Exclusively used by R&D.
CI Card
ON
Common interface Card switch.
WIFI CHEAK
..
Check the WIFI link
USB FILE
..
Access the USB file
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
3.5 Param Setting Menu
Param Setting menu contains Sound Setting, Picture Curve, Picture Setting, SSC, DBC, CI Card, Overscan, WIFI CHECK and USB FILE. But it is exclusively used by R&D engineer, anyone else shouldn’t change the settings in the menu.
10
Position
Value
Test Point
P103
12V±10%
12V
LDH1
5V±5%
+5V
P103
3.3V ±1%
3V3SB
UD33
3.3V ±1%
3V3
LDJ1
1.5V ±1%
DDR_1V5
LDB0
1.2V±1%
CORE_1V2
UD18
1.8V ±1%
1V8
UT2
3.3V ±1%
TUNER_VCC
U201
3.3V ±1%
3V3_DEMO
L201
1.1V ±1%
NC
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
4. Test & Alignment
According to the requirement of order, we suggest take the below steps to finish the appropriate settings.
Note:
All tests and measurements mentioned hereafter have to be carried out at a normal mains voltage
(100 ~ 240 VAC)
All voltages have to be measured with respect to ground, unless otherwise stated All final tests have to be done on a complete set including LCD panel in a room with temperature of
25+/-7°C
The Picture Performance assessment such as White Balance (luminance and colour temperature)
has to be performed into subdued lighted room after at least 60min of warm-up in order to avoid any temperature drift influence (colorimetry vs time).
4.1 Pre-Conditions and Power Supply Check
Before power-on, please check the board according to the relevant block diagram and circuit diagram, make sure that no serious issue or mistake can destroy the board. For example, the output of DC/DC and LDO should not be shorted to ground. Supply a suited voltage and power-on, then check the voltage according to the relevant block diagram, circuit diagram and voltage spec, the error should be less than 5%, for example, the voltage for main chip (+3V3, +2.5V, VDDC1V15, 1V5_DDR, etc.), the voltage for TUNER (TU_3V3), the voltage for amplifier (AMP_VCC), etc.
4.2 Project ID Modification
There are different ID stored in the EMMC depending on different Panels settings and Model features, but there’s only one key branching Project ID able to ensure normal display. And when you power on the TV set, you should make sure the Project ID is accord with the BOM description. If not, you need to modify
11
MODEL
ProjectID
Panel Name
L40S4690FS
001
LVF400NEAL
Source
Test Signal
Test Pattern
RF Input
(PAL/DVB/DVB-T2)
RF cable
Factory signal
AV
(CVBS)
Chroma/Fluke generator
PAL Half Color & Gray bars
VGA
Chroma/QuantumData
generator
1024x768@60Hz
Half Color & Gray bars
HDMI
(Video & Audio)
DVD with HDMI compliancy
Movie 720p@60Hz
LAN
(RJ45)
Ethernet
Any network
Audio OUT
RF signal
Suitable channel
USB
Video/MP3/Image
Home/Media/
SPDIF
DOSS
Audio output
PCMCIA
TV source
Suitbale PCMCIA Card
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
the ID. There are two methods to modify the ID:
Change Project ID in Design Menu
In case of “Design mode hotkey” is enabled, press “Back button to enter Design Menu. To modify
Project ID, you need to go through “Service menuProject ID”, then press Left or Right key to
select suitable ID (Project name is dynamically refreshed). Finally restart the TV set.
In case of “Design mode hotkey” is unabled, you can enter the Design Menu easily with reference
to 3.1 Design Menu.
Change Project ID with RCU
Press “062598”+”Menu”+”XXX(XXX represents project ID you’d like to switch to) in the remote
control and wait about half minutes, When the set restart automatically, you have successfully changed project ID. Here below is none exhaustive ProjectID table for reference:
4.3 Function Test
Once the Project ID is correct and the TV display normally, plug all external generator devices to relevant inputs/outputs below according to their respective test patterns format and check picture content and sound quality accordingly:
12
Device ID
User ID
2bbf5dec37068855003ef54b9e27f3be68118899
3546187
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
4.4 LAN/WLAN Test
MAC Address Upgrade
Upgrading MAC address needs to use the tool in factory and through serial command. The specific method is according to the operation of the factory guidance.
DeviceID (DID) and UserID (UID)
Purpose is to allow Other Network Download (OND) and further specific services over dedicated portal based on AP. For such, specific DID (32 bytes) and UID (8 bytes) needs to be paired and overwritten into memory for internal client encryption,as below:
Those DID/UID codes can only be set using UART commands following enclosed SIACP requirements (rev. v3.9).
LAN Test
A rough LAN test can be done by connecting Ethernet to TV’s RJ45 and check that IP, subnet mask, DNS
addresses, which are visible on “HomeSettingsNetworkEthernet settingsIP settings” (ensure that “Internet Connection” is Enabled at first). More in-depth test can be performed faster using suitable
UART/IR commands following SIACP requirements. SW will internally manage Network ID (NID) flag controlling all MAC/DID/UID integrity to facilitate PA screening further. See Appendix 3 “Network Connection
4.5 SHOP INIT
At final process stage, it’s necessary to perform Shop init before any packing to leave Factory mode and restore User default presets according to the requirement of order. This function is accessible by selecting Factory MenuShop”, then pressing RCU “Right ”or” Left” key. Other faster methods are available on above enclosed SIACP requirements (rev. v3.9).
13
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
Appendix
Appendix 1: Warm-up Test
Following TCL standard and practices, it’s required minimum 15min of Warm-Up that can be considered as Burn-In. Additional aging for White Balance alignment is no more necessary due to consistent picture
performance with cloning usage. This function is accessible by selecting “Factory menu Warm up”, pressing RCU “Right” or ”Left” key to set it ON, and then it enter in Warm up mode. Press “Menu” key on
keyboard to exit the burning mode. Other faster methods are available on above enclosed SIACP
requirements (rev. v3.9).
14
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
Appendix 2: Software Upgrade
How to upgrade Mboot
Connect the computer and mainboard VGA port by a serial port tool.
Serial connector definition: VGA/P303: Pin4: RXD VGA Pin11:TXD
Open MTK “Mboot” software programming tool “Flash Tool”, and set serial port.
Import the mboot file, as below.
power on the TV, then Click Upgrade key and you will see the below message.
15
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
How to upgrade FLASH Software
1. USB Upgrade Download the update file (generally named V8-MT56551-LF1VXXX.pkg) to the root directory of your
USB device, and make sure there’s no other bin file named analogously. Then insert the USB device to USB interface of TV set.
Power on the TV set, Press and hold on the menu key of key board at the same time. If the TV is
updating, you’ll see the below screen:
Upgrade process takes about 3~5 minutes. After updating, the TV set will reset automatically.
2. Online Upgrade Download the bin zip file “V8-MT56551-LF1VXXX.Zip” to the root directory of your USB device, and
do not change the file name. Then insert the USB device to USB interface of TV set.
Press RCU Menu/Settings/Picture/Contrast/1,9,5,0/Service menu/USB Update /Main
Upgrade/Local Update . If the upgrade file is found, TV will give a message that it verifying. TV
displays a warning message, it means selecting “confirm” to continue or “cancel” to exit. During
updating, do not power off the TV set.
After updating, the TV set will reset automatically.
16
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
Appendix 3: Network Connection
You can set up your TV so that it can access the Internet through your local area network (LAN) using a wired or wireless connection.
Connect to a wired network
Attach the TV set to your LAN using cable in three ways:
Connecting the LAN port on the TV to an external modem using a Cat 5 cable. Connecting the LAN port on the TV to an IP Sharer which is connected to an external modem. Use
Cat 5 cable for the connection.
Depending on how your network is configured, you may be able to attach the TV to your LAN by
connecting the LAN port on your TV directly to a network wall outlet using a network cable. Note that
the wall outlet is attached to a modem or router anywhere in your house. Select Home Settings Network Ethernet SettingsIP Settings, then the TV will obtain IP address Automatic configuration. In addition, you can set the IP address and password manually.
Connecting to a wireless network
To connect the TV set to your network wirelessly, you need a wireless router or modem and a Wireless LAN Adapter. If the TV set is equiped with an internal WiFi module, select Home Settings Network Wireless Settings, then turn on Wireless Switch, select a wireless network and press OK to connect. If you want to connect the TV set to a wireless network by a Wireless High Gain USB Adapter (USB dongle), select Home Settings Network Wireless Settings, then turn on Wireless Switch and External WiFi, and select a wireless network and press OK to connect.
17
Product
type
Color
temperature
state
Color
temperature
chromaticity coordinate
tolerance
X,Y
X
Y
LCD
cold
13000K
0.270
0.270
±0.015
normal
10000K
0.280
0.290
warm
7500K
0.300
0.305
source
HDMI
VGA
AV/ATV
CMP
Timing value
69
14
38
79
Pattern value
103
103
103
103
Factory Test & Alignment Specification For MT56-AP Series (V1.0)
Appendix 4: White Balance (WB) Adjustment
The White Balance generally is customized by PQ engineer, and uploaded to the PDM system, anyone
else shouldn’t change the value in the menu. If it is necessary to adjust, the following content can offer
some reference, but the process of adjusting White Balance is out of the range of this file. Please refer to the relevant technical file of HuiZhou factory of TCL.
Calibration of Color Temperature
According to TCL standards, the color temperature and white reference coordinates of LCD like the following table: (This standard is based on CA-310 color temperature meter)
White balance adjustment takes the Normal color temperature of HDMI channel as the reference. Warm and Cold tone is relative to Normal mode. The adjustable gain range is 0~255.  The Normal color temperature of other channel is relative to the Normal mode of HDMI channel. The
adjustable gain range is also 0~255. The manual adjustment is according to the regulation above. Additionally, when manually adjust, it
needs to do White Balance init first. Take signal generator 22293 as an example, the timing value and pattern value of each source show in the following table:
Note: 1) The input signal is 80% white when the pattern value of 22293 is 103.
2) The adjustment of White Balance should fulfill TCL matching specification.
18
5
4
3
2
1
12V
Power ON
D D
12V
12V
Power ON
5V
5V 3V3_Normal
C C
5V TU_3V3
5V 3V3_DEMO
5V 1V1_DEMO
3V3 1V8
B B
5V MHL_5V
3V33B
CORE_1V2
3V3 3V3 1V8
12V 3V3
Power ON
A A
3V3_DEMO 1V1_DEMO
3V3_Normal
1V8
DC_IN
EN
DC_IN
DC_IN DC_OUT
EN
DC_IN DC_OUT
DC_IN DC_OUT
DC_IN DC_OUT
DC_IN DC_OUT
DC_IN DC_OUT
DC_IN DC_OUT
DC_IN DC_OUT
AVDD33_STB CORE_1V2 VCC AVDD33 VCC_EMMC
+12V +3.3V EN
VDD33C
CVDD
33V_NORMAL
1.8V
DC_OUT
TPS56528
DC_OUT
TPS560200
MP8765
RT8096A
AS1117-3.3
AS1117-3.3
AS1117-3.3
RT8096A
AS1117-1.8
G524
MT5655
AD82587D
ATBM7811
EMMC
UD4
U101
UDB0
U104
UD33
UT2
U201
U202
UD18
U404
max 5A
max 500mA
max 6A
max 1A
max 1A
U001
U801
UM3
U701
5V
3V3SB
CORE_1V2
DDR_1V5
12V
12V
1510mA
GPIO
350mA
POWER_ON
POWER_ON
POWER_ON
12V_IN 12V_OUT EN
SWITCH
DC_IN
EN
DC_IN EN
12V EN
MP8765
TPS56528
U801
AD82587D
DC_OUT
UDB0
DC_OUT
UD4
Max 6A
Max 5A
备注:
1、该机芯只能适配12V屏,若要搭配5V屏,需更换DC-DC方案; 2、当同时使用MHL+USB+SOC+DDR时,5V电流达到最大,最大3.6A
65mA
DC_IN DC_OUT
TPS560200 NC/
U101
Max 500mA
1500mA
CORE_1V2
Max 3A
Total 4.4A
3V3SB
PANEL_VCC_12V
5V
190mA
40mA 40mA
DDR_1V5
150mA
DC_IN DC_OUT
Max 1A
RT8096A
USB_5V
5V_IN DC_OUT
750mA1500mA
Max 1.5A
RT9711A
1500mA
5V_IN DC_OUT
Max 1.5A
G524
3V3_Normal
400mA
DC_IN DC_OUT
400mA
AS1117-3.3
DC_IN DC_OUT
AS1117-1.8
TU_3V3
180mA
200mA
DC_IN DC_OUT
AS1117-3.3
DC_IN DC_OUT
3V3_DEMO
AS1117-3.3
TU_1V1
185mA
100mA
DC_IN DC_OUT
RT8096A
PTCPTC
1 2
Max 1A
CI_VCC
max 760mA AV 400mA
175mA
20mA
1500mA
Max 3A
190mA
400mA
750mA
750mA
900mA
100mA
70mA
200mA
180mA
200mA
175mA
20mA
+12V
PANEL
VDD-CPU
SOC
+5V
WIFI
+5V
Blue Tooth
DDR_1V5
+5V
+5V
+5V
+3.3V
+3.3V
AMP AD82587D
+3.3V
33V_NORMAL
1.8V
TU_3V3
TU_3V3
TU_1V1
PCM_VCC
3V3SB
SOC
VCC
KEY/IR/LED
U001
P402
DDR3*2
U601/U602
USB2.0
P403
USB2.0
P406
MHL
P404
SOC
U001
U801
EEPROM
U702
EMMC
U701
TUNER
ATBM7811
UM3
ATBM7811
UM3
PCMCIA
P701
U001
P903
UT1
5
4
3
2
1
8 7 6 5
4 3 2 1
R001
POWER_ON
1K
C027
0.1U
C029
0.22U
(Vin=4.5V-18V)
C003
10U
R017
4R7
9 16 8
10U
GND
R015 100K
NC/
220P
R018 NC/
10R
GND
Fixed Fsw=500KHZ
Fixed OCP=6.7A
R019 1M
C005C004
0.1U
L005 1UH
GND
R020
510R
C006
0.1U
C030 220P
C032
22UC031
GND
C033
22U
C007 2U2
GND
C034
22U
U001 TPS56528
1
EN
2
VFB
3
VREG5
4
PG
Fsw=650KHz
VIN
VBST
SW
GND
8 7 6 5
GND
12V TO 1V2
CORE_1V2
T
max5A
CORE_1V2
C036
C035
22U
0.1U
0.1UC008
220P
C009
GND
MAIN POWER
12V
12V
L001
T
220R
L002
220R
12V
12V_AMP
12V_M
12V_M
F
C002
R208
220R
GND
C001 16V
470U
DIM_OUT
GND
12V_M
R209
10K
0.01U
(5)
POWER_ON
T
P_GND
C023
/NC
R010
3K3
C026
0.1U
(Vin=5V-22V)
C024
10U
10U
GND
GND
R011
47K
GND
C025
0.1U
R013
8K2
NC/ 100K
15
R012
1
2
VIN SW3 PGND
R014 91K
14
AGND
NC1
3
12
13
EN
U003
MP8765
PG
5
4
R016
NC/
0R
Vref=0.6V
GND
C028
1U
11
FB
VCC
NC2
MODE
6
10
BST
SW2 SW4 SW1
VOUT
7
MTK
3V3SB
L=>POWER_ON
H=>POWER_OFF
R201
10K
IR_GND
R200 10K
R203
T
10K
IR_3V3
IR
C900
0.01U
12_24_DETECT
T
L900 220R
GND
0.1U
C901
B
GND
LED_OUT
C902
220P
POWER_ON_OUT
(5)
E
3V3SB
D
1 2 3 4 5
P900
E
Q200
BT3906
C
POWER_ON
R202
10K
T
CA-0603
POWER_ON
3V3SB
IR
T
R900
10K
C903
470P
T
C904
0.1U
R901 470R
1K
R902
Must controlled by PWM
A_DIMING
(5)
R206
10K
BL_ON_OUT
(5)
3V3SB
IR_IN
LED_OUT
L901
600R
P
5V
GND
(5)
GND
R204
10K
R205
220R
R207 220R
ADIM
BL_ON
T
BL_ON
KEY Connector
(5)
(5)
PDIM
T
PDIM
12V TO 5V
L003
4.7UH
NC/
R002
6R8
NC/
R003
Vref=0.6V
R005
820R
33K
R004
3K6
GND
+5V
T
C010
22P NC/
C011
10U10U
C013C012
10U
GND
C014
10U
LDO 5V TO 3V3
4
4
VIN
3
C038
0.1U
OUT
2
GND/ADJ
1
GND
3V3
T
C039
10U
GNDGND GND
U005
AS1117-3.3
C037
10U
3V35V
@max5A
C015
0.1U
F
5V
E
D
GND
GND
3V3SB
R903
47K
2 1
F900
GND
D900
PESD5V0S1BLNC/
R904
22K
C905
0.1U
NC/R905
GND
GND
Delete R114 when the I/O(KEY_IN) support 3.3V
*
KEY_IN
Without via on net KEY_IN
The distance between different net via>2mm
150K
(5)
C
GND
KEYKEY_GND
T
T
5V
P901
L902
600R
1 2 3 4
L903
600R
KEY
B
12V TO 3V3SB
SY8291,2015-04-23
GND
D050
SR34
L050
3.3UH
R050
300K
C054
1000P
C055
GND
6
LX
12V_M
(Vin=5V-40V)
GND
2.2U
C051C050
2.2U
C052
0.1U
5
IN
4
EN
AN_SY8291 FSW=800KHz
U002
A
BS
GND
FB
1
2
3
GND
GND
0.1U
0.6V
R051 30K
R052 36K
C053
THIS DRAWING CANNOT BE COMMUNICATED TO UNAUTHORIZED PERSONS COPIED UNLES S PERMITTED IN WRITING
22U
GND
3V3SB
C056
22U
T
GND
C057
0.1U
3V3SB
max:1.2A
5V
5
(Vin=2.5V-6V) C040
10U
Index-Lab
C041
0.1U
GND
GND
...
...
...
...
DD-MM
DD-MM
DD-MM
DD-MM
DATE
Last saved :
Vref=0.6V
R023
33K
R024
33K
GND
C
DDR 1V5
R021
100K
U004 RT8096A
VIN
4
FB
5
... ... ... ...
LX
3
GND
2
EN
1
...
...
...
...
GND
L006
2.2UH
C042
22P
R022 100K
C043
22U
...
...
...
...
C044
22U
DDR_1V5
T
C045
0.1U
GND
SBU :
TCLNO:
.............
DDR_1V5
@max1A
DESIGNATION
DESCRIPTION Last modifNAME
5-5-2008_15:52
4678
...........
3 2 1
ON: BY:
LDO 3V3 TO 1V8
4
4
U006
AS1117-1.8
3V3
C046
10U
TCL Thomson Electronics Ltd. B Building, TCL Tower, Nanhai Road Nanshan District, Shenzhen, Guangdong Tel +86-755-3331xxxx Fax +86-755-3331xxxx
DRAWN
ON: BY:
OUT
VIN
2
3
C047
0.1U
GND
CHECKED
DD-MM-YY
......
GND/ADJ
1
GNDGND GND
1V8
T
10U
1V8
C048
B
A
PAGE:
OF :
FORMAT DIN A2
12 11 10 9 8 7 6 5 4 3 2 1
H
H
TUNER_FAT-
T
TUNER_FAT+
T
TU_3V3
TU_3V3
T
TUNER_SDA
T
TUNER_SCL
T
RF_SW
T
TU01
NC1
3V3
SCL SDA GND
NC2
NC3 IF_N IF_P
IF_AGC
1 2 3 4 5 6 7 8 9 10
IF-AN IF-AP
NC3 NC2 NC1
IF_AGC_D
VCC
SDA SCL
GND
G
RF_SW
TUNER_FAT-
11
TUNER_FAT+
10 9 8 7
IF_AGC_T2
6 5
TUNER_SDA
4
TUNER_SCL
3 2
RF_SW
1
C939
0.02U
TU02
TU_3V3
10U
C245
TU_3V3
R134 4K7
Close to SOC Or connect to the nearest 3V3
R135
4K7
TUNER_SCL
TUNER_SDA
(5)
(5)
G
C246
3V3
Close to Tuner
R988
F
RF_SW
R987
33R
R989
GND
Close to SOC
10K
R990
10K
33R
SW_RF
(5)
5V
U101
AS1117-3.3
C105
10U
GND
VIN
GND
3
C106
4
4
OUT
2
GND/ADJ
1
GND
TU_3V3
C107
10U0.1U
GND
T
C248
0.1U
TU_IFAGC
1K
R249
10P
C247
10P
IF_AGC_T2
Close to SOC
1K
R250
C249
0.1U
10K
R251
TU_3V3
IF_AGC
(5)
TUNER_FAT+
TUNER_FAT-
C148
22P
GND
R127
R128
C149
22P
100R
100R
GND
NC/
C150
22P
GND
NC/
C151
22P
Close to MTK SOC
R129 1K
R130
1K
GND
GND
NC/
C154
NC/
C155
R131
680R
22P
22P
C152
C153
0.1U
0.1U
(5)
IFP
SOC OPTION
(5)
IFN
F
E
Read Add:0X81H
Write Add:0X80H
C168
10P
GND
GND
L103
120R
C165
0.01U
C162
NC/
47P
GND
C166
1U
C163
NC/
C167
2U2
GND
47P
3V3_DEMO
3V3_DEMO
1V1 D_IF_AGC
R985
R986
4K7
4K7
GND
37 38 39 40 41 42 43 44 45 46 47 48
GND
SIFIP SIFIN SIFQP SIFQN RSSI CLK_IO TIFP TIFN VDD33D CVDD5 GPO2 GPO3
4
4
VIN
3
C109
OUT
2
GND
R108 100K
GND/ADJ
DEMO_3V3
T
1
GND
VIN
4
FB
5
Vref=0.6V
C110 10U0.1U
U103 RT8096A
R107
100K
LX
GND
EN
3V3_DEMO
C112
C111
2U210U
GND
L101
2.2UH
3
2
1
C119
22P
GND
R110
100K
C120
22U
C121
22U
C113
0.1U
C122
0.1U
0.1U
GND
C115C114
0.1U
1V1
@max1A
C116
0.1U
IF_AGC_T2
Close tuner
R118
1K
Close demod
10K
R119
D_IF_AGC
U102
AS1117-3.3
5V
C108
GND
10U
C118
0.1U
GNDGND
D
5V
(Vin=2.7V-7)
C117 10U
3V3_DEMO
1V1
L104
120R
C164
2U2
TUNER_FAT+ TUNER_FAT-
24M
X100
35
32
34
33
CAVDD
ADDR
30
31
XTALO
XTALI
DISEQC_IN
36
GND1
AVDD33
U100
ATBM7812B
SDAM
SCLM
CVDD1
GPO5
GPO4
VDD33A
123456789
3V3_DEMO
1V1
GND
3V3_DEMO
28
29
261127
GP01
DISEQC_OUT
TEST_MODE
VDD33C
STATUS
TSSYNC
TSVLD
TSCLK
10
TSSYNC
TSCLK
TSVLD
C169 10P
1V1
25
GND
CVDD4
SDAS
SCLS CVDD3 RESET CVDD2
VDD33B
TS7 TS6 TS5 TS4 TS3 TS2
TS0
TS1
12
D_TSDATA1
D_TSDATA0
24 23 22 21 20 19 18 17 16 15 14 13
RT18/RT19/RT20 decided by the MTK SOC
3V3_DEMO
R151
47K
1V1
3V3_DEMO D_TSDATA7 D_TSDATA6 D_TSDATA5 D_TSDATA4 D_TSDATA3
D_TSDATA2
R149
0R
R150
NC/
0R
1V1
GND
C171 10P
GND
GNDGND
C170
1U
T2_RST
R132 100R
R133 100R
C172 10P
(5)
TUNER_SDA
TUNER_SCL
(5) (5)
E
D
GND
C134
0.1U
C
495mA
1V1
C123
22U
GND
GND
C124 10U
R109 15K
C125 2U2
C126
1V1
C128C127
0.1U0.1U
0.1U
C129
0.1U
GND
C135
0.1U
B
GND
R148
2K7
TSCLK
TSVLD
TSSYNC
R136
22R R137
22R
R138
22R
C173
10P
C174 10P
/NC/NC
CI_MCLKI
CI_MIVAL
CI_MISTRT
C175
10P
GND
/NC
D_TSDATA7
D_TSDATA6 D_TSDATA5
D_TSDATA4
D_TSDATA3
D_TSDATA2
D_TSDATA1 D_TSDATA0
22RR139
R140 22R
22RR141
R142 22R
22R
R143
R144
22R
R145 22R
22RR146
C
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THIS DRAWING CANNOT BE COMMUNICATED TO UNAUTHORIZED PERSONS COPIED UNLES S PERMITTED IN WRITING
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Index-Lab
Last saved :
DD-MM DD-MM
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SBU : TCLNO:
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TCL Thomson Electronics Ltd.
B Building, TCL Tower, Nanhai Road
A
Nanshan District, Shenzhen, Guangdong
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NAME Last modifDESCRIPTIONDATE
5-5-2008_16:29
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DESIGNATION
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ON: BY:
DRAWN
Tel +86-755-3331xxxx Fax +86-755-3331xxxx
CHECKED
DD-MM-YY
ON: BY:
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