Maxi 32D1240 User manual

SERVICE MANUAL
32D1240_3MS663
1. Caution…………………………………………………………………………
2. Specification……………………………………………………………………
3. Alignment Procedure…………………………………………………………
4． Troubleshooting ……………………………………………………………
5. Scheme Diagram………………………………………………………………
6. Explode drawing................................................................................................
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
QUALIFIED 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
ELECTR I
ELECTR IC
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


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 Article 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 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

Version: V1.0 Issued Date: 2019.10.25
Brand: Model No.:
FORM VERSION: V1
PICTURE
Panel Size (inch) 32"
Category LCD TV
Aspect Ratio 16:9
Color Temperature Cold/Normal/Warm SIGNAL FORMAT CAPABILITY
Backlight Adjustable No Component Video Format N/A
Scaler Mode Auto/4:3/16:9/Zoom1/Zoom2 DVI Video Format Up to XGA for HDMI-PC
Picture Mode Dynamic/Standard/Mild/Personal HDMI Video Format Up to 1080P
Film Mode (3:2 pull down) Auto PC Compatibility N/A
Picture Enhancement TERMINALS
Comb Filter 3D Audio/CVBS Input (Composite) 1 (Mini, with adapter cable)
Dynamic Niose Reduction Yes S-Video Input X
Adaptive Deinterlacing Yes Audio Input for S-Video X
Blue Stretch Yes YPbPr Input X
Black Stretch Yes Audio Input for YPbPr X
Motion Compensation No YCbCr Input X
DLTI No Audio Input for YCbCr X
DCTI No VGA Input(RGB) X
Dynamic Skin Correction No Audio Input for RGB X
Panel Specification HDMI 1.4a 2
Back Light Unit D-LED HDMI 2.0 X
Panel supplier CSOT CEC for HDMI Yes
Panel size 32" ARC for HDMI 1 (for HDMI2)
Display Resolution 1366*768 MHL X
TV Brightness (cd/m2) 220 (typ.) Audio/CVBS Output (Composite) X
TV Brightness (cd/m2) 200 (min.) SPDIF 1 (Optical)
Brightness Uniformity@9 Points ≥60% Headphone Output 1
Contrast Ratio 3000:1 (typ.) RF Input(Antenna) 1 (1 ANALOG & DVB-T2/T/C)
Response Time 6.5mS (typ.) CI SLOT 1 (CI+)
Viewing Angle (H/V) 178/178 (typ.) USB 2.0 2
Life Time 30000H USB 3.0 X
Display Colors 16.7M SCART X
Frame Rate (2D) 60Hz RJ45 X
SOUND
Speakers Integrated speakers (Bottom side) Basic Info.
Audio Power Output 5W+5W ATV Video System PAL, SECAM
Sound Features AV Stereo ATV Audio System BG, DK, I, L/L’,MN, NICAM/A2
Sound Mode Standard/Music/Movie/Sports/Personal DTV System DVB-T2/T/C
AVC (Auto Volume Control) Yes AV System PAL, NTSC, SECAM
Sound Control Bass, Treble, Balance Channels(analog) 99
DD (Dolby Digital) DD ms11 (Need Lisence) DTV Channels(digital) 700
Surround Sound No Chassis 3MS663L0T2A 3IN1
FUNCTION Certification & Regulation N/A
Lock Yes Power Supply AC 180-240V 50/60Hz
CCD (Closed Caption) X Energy Efficiency Level N/A
EPG Yes(at DTV) Power Consumption-TV on 50W (TBC)
Subtitle Yes(at DTV) Power Consumption-Standby ≤0.5W
LCN Yes(at DTV) Default Color of Front Cabinet Black
Parental Control Yes(at DTV) LOGO Type of Front Cabinet Silk Printing
Clock/Timers Yes Keyboard Position Bottom-Center
Teletext Yes (1000 pages) Base Stand Detachable Yes
NICAM Yes Unpackaged Dimension for Main Body (L*H*D) (mm)
PVR/ Time Shift Yes With Base Stand (mm) 732*477*180(TBC)
Audio Language Yes Without Base Stand (mm) 732*435*77.8(TBC)
OSD Features Common OSD Packaged Dimension (L*H*D)
Main Body (mm) 800*128*520(TBC)
Speaker Box N/A
Base Stand N/A
Software Upgrade Yes(By USB) Net Weight (Kg) 4.2(TBC)
Game X Gross Weight (Kg) 5.6(TBC)
Hotel Yes Container Loading
Demo Mode (E-sticker) X 20 feet 528（TBC）
Power on LOGO Yes 40 feet 1080（TBC）
Other Functions 40 feet high 1350（TBC）
CONNECTIVITY ACCESSORIES
WiFi No
DLNA No
Blue Tooth No Remote Control Mode RC200 (with 7# batteries)
WiDi No Base Stand Integrated Packaging
Mirrorcast No Speaker Box N/A
USB Connection Movie/Music/Photo/Text Wall Mount Optional
Movie Supported File Format AVI/MKV/MP4/TS/VOB/MPG/DAT Others
Movie Supported Video Codec H.265/H.264/MPEG1/MPEG2/MPEG4/XviD/VC1 LICENSES
Movie Supported Audio Codec AC3/MP3/AAC/LPCM
Music Supported Format MP3/AAC/LPCM
Photo Supported Format JPG/JPEG
Before your signature, Please check all items (special yellow part) and give your feedback if any modification and request.
Drafted b
y
: Fisher Zhen
g
Customer Confirmed by:
LCD TV SPECIFICATION RELEASE
English
IP fee need to be paid according to TCL and brand
owner business agreement.
Model: 32D1240 HD MSD3663 DVB-T2/T/C
OSD Language English, Russian
Operation Manual Language
Licenses

MSD3663 Factory Menu Spec Rev:A/0
1. Introduction
0）SHIPPING INIT ：TV Initilization, and all
parameter to be default. Designed for Shipment.
1）AGING MODE: TV aging mode switch.
2）ADCADJUST：ChangeADC parameters.
3）PICTURE SETTING：Change Picture Setting.
4）SOUND SETTING：Change Sound Setting.
5）GENNERAL SETTING ：Some other settings
usually used.
6）DEBUG: Debug Settings.
7）PANNEL SETTING：Change panel paramters
like BitMap, ODD.EVEN and Etc.
8）EMC SETTING：Some settings may affect EMC.
9）SYSTEM INFO ：Display some systtem
information.
10）BOARD INIT：Factory reset .
11）SW UPGRADE：Software update item.
12）INIT FAC CHANNEL TBL：Preset factory
channel table.
Bin Name：Name of the currently burned firmware.
Soft Version：Version of the currently burned firmware.
Main board：The currently used board type.
Checksum：Checksum of the currently burned firmware.
Build Time：The time current firmware was built.

MSD3663 Factory Menu Spec Rev:A/0
2. ADC Adjust&WhiteBalance Auto Adjust

MSD3663 Factory Menu Spec Rev:A/0
3. PICTURE SETTING
0）Source：Choose source.
1）Picture Mode: Change picture mode parameters.
2）Picture Curve: Picture mode parameter curve.
3）WBAdjust: White Balance parameter setting.
4）Overscan : Overscan setting.
5）PQAdvanced: For PQAdjustment.
6）Gamma: Preset serveral Gamma Curves, for PQ
debug.
7）DLC:Preset serveral Curves, for PQ debug.
8）HDMI RGB Range: Change Limit range or Full
Range.
9）Film Mode: Film ModeAdjustment.

MSD3663 Factory Menu Spec Rev:A/0
3.1 PICTURE MODE
0）Source：Choose sources.
1）Picture Mode：Select picture mode which is
same with main menu.
2）Contrast: Adjust contrast which is same
with main menu.
3）Brightnesst: Adjust brightness which is
same with main menu.
4）Colour: Adjust Colour which is same with
main menu.
5）Sharpness：Adjust Sharpness which is same
with main menu.
6）Tint：Adjust tint which is same with main
menu.

MSD3663 Factory Menu Spec Rev:A/0
3.2 PICTURE CURVE
Adjust the real value of main menu from 0 to 100
0）Source：Choose source.
1）Contrast：Adjust the real contrast for main
menu from osd 0 to osd 100.
2）Brightnesst: Adjust the real brightness for
main menu from osd 0 to osd 100.
3）Colour：Adjust the real colour for main
menu from osd 0 to osd 100.
4）Sharpness：Adjust the real sharpness for
main menu from osd 0 to osd 100.
5）Tint：Adjust the real tint for main menu from
osd 0 to osd 100.
For details, see 3.2.1

MSD3663 Factory Menu Spec Rev:A/0
3.2.1 Contrast
1）Contrast_0：The real value of main
menu contrast osd 0.
2）Contrast_25：The real value of main
menu contrast osd 25.
3）Contrast_50：The real value of main
menu contrast osd 50.
4）Contrast_75：The real value of main
menu contrast osd 75.
5）Contrast_100：The real value of main
menu contrast osd 100.
The Brightness, Colour, Sharpness, Tint
are same with the contrast.

MSD3663 Factory Menu Spec Rev:A/0
3.3 WB ADJUST
White BalanceAdjustment.
This page only for current source White
Balance Adjustment. Different source
may have different values. There are
Warm, Cool, Normal modes and save
every separate source. We can change the
R-GAIN, G-GAIN, B-GAIN, R-OFFSET,
G-OFFSET, B-OFFSET.
SYNC ALL：SYNC the white balance of
the current source to all other sources.
RESET WB：Reset White Balance values.

MSD3663 Factory Menu Spec Rev:A/0
3.4 OVERSCAN
This page can adjust overscan.
Note : Overscan should check with every
timing .

MSD3663 Factory Menu Spec Rev:A/0
3.5 PQADVANCED
PQAdjustment Page
Adjust luminance, Colors, peakings ,NR and
etc.

MSD3663 Factory Menu Spec Rev:A/0
4. SOUND SETTING
0）Source：Choose source.
1）Sound Mode: BASS, TREBLE, EQ
Settings.（For details, see 4.1）
2）Volume Curve: Adjust volume curve.
（For details, see 4.2）
3）Audio Prescale：Adjust the power of
current source.
4）AudioAVC：For Desginer Only.
5）PEQ：For Desginer Only
6）Audio DRC：For Desginer Only.
7）Treble/Bass Range ：Adjust the
Treble/Bass range.
8）SPDIF Audio Delay：Adjust the SPDIF
Audio delay.
9）SPEAKER AUDIO DELAY:Adjust the
SpeakerAudio delay.

MSD3663 Factory Menu Spec Rev:A/0
4.1 SOUND MODE
0）Choose source.
1）Sound Mode:Adjust sound mode.
2）Treble: Adjust the treble value of the
current sound mode
3）Bass: Adjust the bass value of the
current sound mode

MSD3663 Factory Menu Spec Rev:A/0
4.2 VOLUME CURVE
NOTE：
1）Volume Offset : User overall volume
control, every source has a unique value.
2）VOL1---VOL100 : All sources share a
same value, make sure the next value
bigger than the before.
For example, 970, the VOL70 value, is
bigger than 954, the VOL60 value.

MSD3663 Factory Menu Spec Rev:A/0
5. GENERAL SETTING
0）Power Mode: On/Standby/Last boot
status.
1）TEST PATTERN: Output test
pattern, pure red, pure green and
etc.
2）IMPORT/EXPORT：Import/export
channel table.
3）ERASE DATAAREA：Erase data in
the data area, which means that all
the settings are initialized.
4）TIMER TEST：Speed up timer.

MSD3663 Factory Menu Spec Rev:A/0
6. DEBUG
0）UART Debug: For deignger only.
1）Debug Message: For deignger only.