B/G, I / SECAM B/G, D/K, L/L’ SYSTEM COLOUR TELEVISION
MB70 CHASSIS
MODEL
LC-32LE511E
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In the interests of user safety (required by safety
regulations in some countries) the set should be restored to its original condition and only parts identical
to those specied should be used.
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CONTENTS
TABLE OF CONTENTS ....................................................................................................................... 2
25. REPLACEMENT PARTS LISTING .......................................................................................... 103
26. CABINET AND MECHANICAL PARTS LISTING ..................................................................... 149
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ELECTRICAL SPECIFICATIONS
Cautions regarding use in high and low temperature environments
• When the unit is used in a low temperature space (e.g. room, offi ce), the
picture may leave trails or appear slightly delayed. This is not a malfunction, and the unit will recover when the temperature returns to normal.
• Do not leave the unit in a hot or cold location. Also, do not leave the
unit in a location exposed to direct sunlight or near a heater, as this may
cause the cabinet to deform and the LCD panel to malfunction. Storage
temperature: –20°C to +60°C
.
Specifications
• As a part of our policy of continuous improvement, SHARP reserves the right to
make design and specifi cation changes
for product improvement without prior
notice. The performance specifi cation fi gures indicated are nominal values of production units. There may be some deviations from these values in individual unit
s.
Environmental Specifications
*1 On-Mode (W) (HOME MODE)
*2 Energy-Save-Mode (W)ECO
*3 Standby-Mode (W)
*4 Off Mode (W)
*5 Annual Energy Consumption (kWh)
*6 Annual Energy Consumption Energy-Save-Mode (kWh)
-Sampling frequencies supported are 32, 44.1 & •
48 kHz
Digital Reception (DVB-T2)
Demodulation
-QPSK, 16QAM, 64QAM, 256QAM with 1k, 2k, 4k,
8k, 16k, 32k FFT mode
Frequency Band
- UHF/ VHF
Channel BW
- 8 MHz /7MHz
Proles
- MPEG-4 H.264/AVC HP@L 4.0, MP@L 4.0 (HD)
- H.264/AVC MP@L 3 .2, HP@L 3 .2 (SD)
- MPEG-2 MP@HL, MP@ML (SD)
4
LC-40LE511E Specications
ELECTRICAL SPECIFICATIONS
Cautions regarding use in high and low temperature environments
• When the unit is used in a low temperature space (e.g. room, offi ce), the
picture may leave trails or appear slightly delayed. This is not a malfunction, and the unit will recover when the temperature returns to normal.
• Do not leave the unit in a hot or cold location. Also, do not leave the
unit in a location exposed to direct sunlight or near a heater, as this may
cause the cabinet to deform and the LCD panel to malfunction. Storage
temperature: –20°C to +60°C
.
Specifications
• As a part of our policy of continuous improvement, SHARP reserves the right to
make design and specifi cation changes
for product improvement without prior
notice. The performance specifi cation fi gures indicated are nominal values of production units. There may be some deviations from these values in individual unit
s.
Environmental Specifications
*1 On-Mode (W) (HOME MODE)
*2 Energy-Save-Mode (W)ECO
*3 Standby-Mode (W)
*4 Off Mode (W)
*5 Annual Energy Consumption (kWh)
*6 Annual Energy Consumption Energy-Save-Mode (kWh)
-Modulation: 16-QAM - 64-QAM FEC for all DVB•
modes (automatically found)
MHEG-5 ENGINE compliant with ISO/IEC 13522-5•
UK engine Prole (UK only)
Object carousel support compliant with ISO/IEC•
135818-6 and UK DTT prole(UK only)
Frequency range: 474-850 MHz for UK models•
ii. VIDEO
-H.264 (MPEG-4 part 10) main and high prole level•
4.1/MPEG-2 MP@HL video decoder.
-HD display multi format capable (1080i, 720p,•
576p)
-CVBS analogue output.(In HD channels, this will•
not be available
iii. AUDIO
-MPEG-1 layer I/II, MPEG-2 layer II, AAC, HEAAC,•
AC3, E-AC3
-Sampling frequencies supported are 32, 44.1 &•
48 kHz
Digital Reception (DVB-T2)
Demodulation
-QPSK, 16QAM, 64QAM, 256QAM with 1k, 2k, 4k,
8k, 16k, 32k FFT mode
Frequency Band
- UHF/ VHF
Channel BW
- 8 MHz /7MHz
Proles
- MPEG-4 H.264/AVC HP@L 4.0, MP@L 4.0 (HD)
- H.264/AVC MP@L 3 .2, HP@L 3 .2 (SD)
- MPEG-2 MP@HL, MP@ML (SD)
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ELECTRICAL SPECIFICATIONS
Cautions regarding use in high and low temperature environments
• When the unit is used in a low temperature space (e.g. room, offi ce), the
picture may leave trails or appear slightly delayed. This is not a malfunction, and the unit will recover when the temperature returns to normal.
• Do not leave the unit in a hot or cold location. Also, do not leave the
unit in a location exposed to direct sunlight or near a heater, as this may
cause the cabinet to deform and the LCD panel to malfunction. Storage
temperature: –20°C to +60°C
.
Specifications
• As a part of our policy of continuous improvement, SHARP reserves the right to
make design and specifi cation changes
for product improvement without prior
notice. The performance specifi cation fi gures indicated are nominal values of production units. There may be some deviations from these values in individual unit
s.
Environmental Specifications
*1 On-Mode (W) (HOME MODE)
*2 Energy-Save-Mode (W)ECO
*3 Standby-Mode (W)
*4 Off Mode (W)
*5 Annual Energy Consumption (kWh)
*6 Annual Energy Consumption Energy-Save-Mode (kWh)
-Modulation: 16-QAM - 64-QAM FEC for all DVB•
modes (automatically found)
MHEG-5 ENGINE compliant with ISO/IEC 13522-5•
UK engine Prole (UK only)
Object carousel support compliant with ISO/IEC•
135818-6 and UK DTT prole(UK only)
Frequency range: 474-850 MHz for UK models•
ii. VIDEO
-H.264 (MPEG-4 part 10) main and high prole level•
4.1/MPEG-2 MP@HL video decoder.
-HD display multi format capable (1080i, 720p,•
576p)
-CVBS analogue output.(In HD channels, this will•
not be available
iii. AUDIO
-MPEG-1 layer I/II, MPEG-2 layer II, AAC, HEAAC,•
AC3, E-AC3
-Sampling frequencies supported are 32, 44.1 &•
48 kHz
Digital Reception (DVB-T2)
Demodulation
-QPSK, 16QAM, 64QAM, 256QAM with 1k, 2k, 4k,
8k, 16k, 32k FFT mode
Frequency Band
- UHF/ VHF
Channel BW
- 8 MHz /7MHz
Proles
- MPEG-4 H.264/AVC HP@L 4.0, MP@L 4.0 (HD)
- H.264/AVC MP@L 3 .2, HP@L 3 .2 (SD)
- MPEG-2 MP@HL, MP@ML (SD)
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IMPORTANT SERVICE SAFETY PRECAUTION
Service work should be performed only by qualied service technicians who are thoroughly familiar with all
safety checks and the servicing guidelines which follow:
WARNING
1. For continued safety, no modication of any circuit should be attempted.
2. Disconnect AC power before servicing.
CAUTION: FOR CONTINUED PROTECTION AGAINST A RISK OF
FIRE REPLACE ONLY WITH SAME TYPE
F100, F101 (T 3.15A L250V)
BEFORE RETURNING THE RECEIVER (Fire & Shock Hazard)
Before returning the receiver to the user, perform the following safety checks:
1. Inspect all lead dress to make certain that leads are not pinched, and check that hardware is not lodged between the
chassis and other metal parts in the receiver.
2. Inspect all protective devices such as non-metallic control knobs, insulation materials, cabinet backs, adjustment and
compartment covers or shields, isolation resistor-capacitor networks, mechanical insulators, etc.
3. To be sure that no shock hazard exists, check for leakage current in the following manner.
• Plug the AC cord directly into a 220~240 volt AC outlet. (Do not use an isolation transformer for this test).
•Using two clip leads, connect a 1.5k ohm, 10 watt resistor paralleled by a 0.15µF capacitor in series with all exposed metal
cabinet parts and a known earth ground, such as electrical conduit or electrical ground connected to an earth ground.
•A true RMS reading multimeter should be used for this test, especially where the equipment uses a switch mode
power supply which may result in very non-sinusoidal leakage current.
•Connect the resistor connection to all exposed metal parts having a return to the chassis (antenna, metal cabinet,
screw heads, knobs and control shafts, escutcheon, etc.) and measure the AC voltage drop across the resistor.
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All checks must be repeated with the AC cord plug connection reversed. (If necessary, a nonpolarized adaptor plug must
be used only for the purpose of completing these checks.)
Any reading of 1.05V peak (this corresponds to 0.7 mA. peak AC.) or more is excessive and indicates a potential shock
hazard which must be corrected before returning the monitor to the owner.
DVM
AC SCALE
1.5k ohm
10W
0.15 µF
TEST PROBE
TO EXPOSED
METAL PARTS
CONNECT TO
KNOWN EARTH
GROUND
SAFETY NOTICE
Many electrical and mechanical parts in LCD television have special safety-related characteristics.
These characteristics are often not evident from visual inspection, nor can protection afforded by them be necessarily
increased by using replacement components rated for higher voltage, wattage, etc.
Replacement parts which have these special safety characteristics are identied in this manual; electrical components
having such features are identied by “ “.
!
For continued protection, replacement parts must be identical to those used in the original circuit.
The use of a substitute replacement parts which do not have the same safety characteristics as the factory recommended
replacement parts shown in this service manual, may create shock, re or other hazards.
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PRECAUTIONS FOR USING LEAD-FREE SOLDER
1 Employing lead-free solder
“ALL PWB” of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the
PWBs and service manuals. The alphabetical character following LF shows the type of lead-free solder.
Example:
Indicates lead-free solder of tin, silver and copper.
LF n
Sn-Ag-Ni
2 Using lead-free wire solder
When xing the PWB soldered with the lead-free solder, apply lead-free wire solder. Repairing with conventional lead
wire solder may cause damage or accident due to cracks.
As the melting point of lead-free solder (Sn-Ag-Cu) is higher than the lead wire solder by 40°C, we recommend you to
use a dedicated soldering bit, if you are not familiar with how to obtain lead-free wire solder or soldering bit, contact our
service station or service branch in your area.
3 Soldering
As the melting point of lead-free solder (Sn-Ag-Cu) is about 220°C which is higher than the conventional lead solder by
40°C, and as it has poor solder wettability, you may be apt to keep the soldering bit in contact with the PWB for extended
period of time. However, Since the land may be peeled off or the maximum heat-resistance temperature of parts may be
exceeded, remove the bit from the PWB as soon as you conrm the steady soldering condition.
Lead-free solder contains more tin, and the end of the soldering bit may be easily corroded. Make sure to turn on and
off the power of the bit as required.
If a different type of solder stays on the tip of the soldering bit, it is alloyed with lead-free solder. Clean the bit after every
use of it.
When the tip of the soldering bit is blackened during use, le it with steel wool or ne sandpaper.
Be careful when replacing parts with polarity indication on the PWB silk.
Lead-free wire solder for servicing.
Indicates lead-free solder of tin, silver and nickel.
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END OF LIFE DISPOSAL
A. Information on Disposal for Users (private households)
1. In the European Union
Attention: If you want to dispose of this equipment, please do not use the ordinary dust bin!
Used electrical and electronic equipment must be treated separately and in accordance with legislation that requires
proper treatment, recovery and recycling of used electrical and electronic equipment.
Following the implementation by member states, private households within the EU states may return their used
electrical and electronic equipment to designated collection facilities free of charge*. In some countries* your local
retailer may also take back your old product free of charge if you purchase a similar new one.
*) Please contact your local authority for further details.
If your used electrical or electronic equipment has batteries or accumulators, please dispose of these separately
beforehand according to local requirements.
By disposing of this product correctly you will help ensure that the waste undergoes the necessary treatment, recovery
and recycling and thus prevent potential negative effects on the environment and human health which could otherwise
arise due to inappropriate waste handling.
2. In other Countries outside the EU
If you wish to discard this product, please contact your local authorities and ask for the correct method of disposal.
For Switzerland: Used electrical or electronic equipment can be returned free of charge to the dealer, even if you don’t
purchase a new product. Further collection facilities are listed on the homepage of www.swico.ch or www.sens.ch.
B. Information on Disposal for Business Users
1. In the European Union
If the product is used for business purposes and you want to discard it:
Please contact your SHARP dealer who will inform you about the take-back of the product. You might be charged for
the costs arising from take-back and recycling. Small products (and small amounts) might be taken back by your local
collection facilities.
For Spain: Please contact the established collection system or your local authority for take-back of your used
products.
2. In other Countries outside the EU
If you wish to discard of this product, please contact your local authorities and ask for the correct method of disposal.
Attention: Your product
is marked with this
symbol. It means that
used electrical and
electronic products
should not be mixed
with general household
waste. There is a
separate collection
system for these
products.
End of life disposal
The battery supplied with this product contains traces of Lead.
For EU: The crossed-out wheeled bin implies that used batteries should not be put to the general household waste!
There is a separate collection system for used batteries, to allow proper treatment and recycling in accordance with
legislation. Please contact your local authority for details on the collection and recycling schemes.
For Switzerland: The used battery is to be returned to the selling point.
For other non-EU countries: Please contact your local authority for correct method of disposal of the used battery.
(*) (in DVB channels) / Play preview (in Media
Browser mode)
Favourite Mode Selection (in DVB channels)5.
Numeric buttons6.
Electronic programme guide(in DVB channels)7.
No function8.
Media Browser9.
Navigation buttons (Up/Down/Left/Right)10.
No function11.
No function12.
Programme Down / Page up - Programme Up / 13.
Page down
Mute14.
No function / Record programme15.
Pause (in Media Browser mode) / Timeshift 16.
recording
Rapid reverse (in Media Browser mode)17.
Play (in Media Browser mode)18.
Red button19.
Green button 20.
Picture mode selecion. / Changes picture mode 21.
(in Media Browser video mode)
No function22.
Teletext / Mix (in TXT mode)23.
Subtitle on-off (in DVB channels) / TXT Subtitle 24.
(analogue TV mode) / Subtitle (Media Browser
video mode)
Previous programme25.
AV / Source selection26.
Menu on-off27.
Okay / Select / Hold (in TXT mode) /Channel 28.
List
Exit29.
No function30.
Info / Reveal (in TXT mode)31.
Volume Up / Down32.
No function33.
No function34.
Rapid advance (in Media Browser mode)35.
Stop (in Media Browser mode)36.
Blue button37.
Yellow button: Activates channel list38.
10
Operation Manual (Continued)
LCD TV and Operating Buttons
FRONT and REAR VIEWControl buttons VIEWControl Buttons
buttons
Volume Up/Down buttons4.
The Power-switch is used for 5.
turning the TV “Off” or into
“Standby-Mode”
Viewing the Connections- Back Connectors
Note: Press “
buttons at the same time to view
main menu.
” and
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EXT 21. inputs or outputs for external devices.
EXT 12. inputs or outputs for external devices. Connect the SCART cable between SCART socket on the
TV and SCART socket on your external device (such as a decoder, a VCR or a DVD player).
Note: If an external device is connected via the SCART socket, the TV will automatically switch to AV
mode.
Note: SCART cable not supplied.
Component Video Inputs (YPbPr)3. are used for connecting component video.
You can connect the component video and audio sockets with a device that has component output.
Connect the component video cables between the COMPONENT VIDEO INPUTS on on the TV and
the component video outputs of your device. While connecting, be sure that the letters on your TV, “Y”,
“Pb”, “Pr” correspond with your device’s connectors.
English - 11 -
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Operation Manual (Continued)
PC/YPbPr Audio Inputs4. are used for connecting audio signals of a PC or a device that connects to the
TV via YPbPr. Connect the PC audio cable between the AUDIO INPUTS on the TV and audio output
of your PC to enable PC audio. Connect the audio cable between AUDIO INPUTS on the TV and audio
outputs of your device to enable component audio.
Subwoofer Out5. is for connecting an external, active subwoofer to the set to give a much deeper bass
effect. Use an appropriate RCA cable to connect the set to a subwoofer unit.
S/PDIF Digital Out6. outputs digital audio signals of the currently watched source.
Use a digital optic cable to transfer audio signals to a device that has S/PDIF input.
RF Input7. connects to an aerial or cable system.
Note that if you use a decoder or a media recorder, you should connect the aerial cable through the
device to the television with an appropriate antenna cable, as shown in the illustration in the following
pages.
HDMI Inputs are for connecting a device that has an HDMI socket. Your LCD TV is capable of
displaying High De nition pictures from devices such as a High De nition Satellite Receiver or DVD
Player. These devices must be connected via the HDMI sockets or Component Socket. These sockets
can accept either 720p or 1080p (optional) signals. No sound connection is needed for an HDMI to
HDMI connection.
PC Input11. is for connecting a personal computer to the TV set.
Connect the PC cable between the PC INPUT on the TV and the PC output on your PC
Ethernet input (for service).12.
Viewing the Connections - Side Connectors
CI Slot is used for inserting a CI card. A CI card allows you to view all the channels that you subscribe 1.
to. For more information, see “Conditional Access” section.
USB Inputs. 2.
Note that programme recording feature is available via these USB inputs. You can connect external
hard disk drives to this input.
Side HDMI Input (HDMI 4) is for connecting a device that has an HDMI socket.3.
Headphone jack is used for connecting an external headphone to the system. Connect 4.
to the HEADPHONE jack to listen to the TV from headphones (optional).
Side audio-video connection5. input is used for connecting video and audio signals
of external devices. To make a video connection, you must use the supplied AV
connection cable for enabling connection. First, plug singular jack of the cable to the
TV’s Side AV socket. Afterwards, insert your video cable’s (not supplied) connector into
the YELLOW input (located on the plural side) of the supplied AV connection cable.
Colours of the connected jacks should match.
To enable audio connection, you must use RED and WHITE inputs of the side AV
connection cable. Afterwards, insert your device’s audio cable’s connectors into
the RED and WHITE jack of the supplied side AV connection cable. Colours of the
connected jacks should match.
Note: You should use audio inputs of side AV connection cable (RED & WHITE)
to enable sound connection when connecting a device to your TV by using PC or
COMPONENT VIDEO input.
12
Operation Manual (Continued)
(Tera Byte) or more le capacity, you can experience
it is recommended that you rst format the disk using
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Power Connection
IMPORTANT: The TV set is designed to operate on
220-240V AC, 50 Hz socket.
After unpacking, allow the TV set to reach the •
ambient room temperature before you connect the
set to the mains.
Plug the power cable to the mains socket outlet.•
Antenna Connection
Aerial Connection
Connect the aerial TV plug to the AERIAL INPUT •
socket located at the rear of the TV.
Using USB Inputs
USB Connection
You can connect a USB hard disk drive or USB •
memory stick to your TV by using the USB inputs
of the TV. This feature allows you to play les stored
in a USB drive or record programmes.
2.5” and 3.5” inch (hdd with external power supply) •
external hard disk drives are supported.
To record a programme, you should rst connect •
a USB disk to your TV while the TV is switched
off. You should then switch on the TV to enable
recording feature. Otherwise, recording feature will
not be available.
IMPORTANT !
You should back up your les before making any •
connections to the TV set in order to avoid any
possible data loss. Note that manufacturer will not
be responsible for any le damage or dataloss.
It is possible that certain types of USB devices (e.g. •
MP3 Players) or USB hard disk drives/memory sticks
may not be compatible with this TV.
IMPORTANT: The TV supports only FAT32 disk
formatting. NTFS format is not supported. If you
connect a USB disk with NTFS format, the TV will ask
you to format the content. See the section, “Format
Disk” in the following pages for more information on
disk formatting.
Note that ALL the data stored on the USB disk will
be lost and then the disk format will be converted to
FAT32 in such a case.
USB Disk Connection
• Plug your USB device to the USB input of the TV.
Note: Plug or unplug your USB disk while the TV is
switched off.
Note: If you are going to connect a USB hard disk
drive to the TV set, USB connection cable used
between the disk drive and the TV should have a USB
logo and should be as short as possible.
Note: While formatting a USB hard disk that has 1TB
problems with the formatting process. In such a
case, you should format the disk with your personal
computer and the formatted disk type should be
FAT32.
SIDE VIEW USB MEMORY
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CAUTION !
Quickly plugging and unplugging USB devices, •
is a very hazardous operation. Especially, do not
repeatedly quickly plug and unplug the drive. This
may cause physical damage to the USB player and
especially the USB device itself.
Do not pull out USB module while playing or •
recording a le.
Programme Recording
To record a programme, you should rst connect a
USB disk to your TV while the TV is switched off.
You should then switch on the TV to enable recording
feature.
IMPORTANT: When using a new USB hard disk drive,
your TV’s “Format Disk” option.
To use the recording function a USB 2.0 certi ed •
device of at least 1GB should be used, If the
connected USB device is not USB 2.0 an error
message will be displayed.
Recorded programmes are saved into the connected •
USB disk in .TS format (MPEG-2 transport stream).
If desirable, you can back up / copy these saved
recordings into a personal computer.
Note: It is possible that recorded broadcasts in
TS format may not be supported by your media
playback software. In such a case, you should install
an appropriate media playback software to your
computer.
An hour of the recordings stored occupies •
approximately 2 GB of space.
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Operation Manual (Continued)
For more information on recording programmes, •
see sections “Instant Recording”, “Timeshifting”,
“Electronic Programme Guide”, “Recordings Library”
or “Recording Timers” in the following parts.
Recorded programmes are stored in the following •
directory of the connected USB disk: \DVR\RECS.
All recordings are indicated with a number (such
as 4801-000.ts). A text (txt) le is created for each
recording. This text le includes information such as
broadcaster, programme, and recording time.
If the writing speed of the connected USB disk is not •
suf cient, recording may fail and timeshifting feaute
may not be available.
Recordings of HD programmes can occupy bigger •
size on the USB disk depending on the broadcast’s
resolution. For this reason it is recommended
to use USB hard disk drives for recording HD
programmes.
Do not plug out the USB/HDD during the recording. •
This may harm the connected USB/HDD.
Only two partitions on a HDD unit can be •
supported.
Some stream packets may not be recorded because •
of signal problems, so sometimes video may freezes
during playback.
Record, Play, Pause, Display (for PlayListDialog) •
keys could not be used when teletext is ON. If a
recording starts from timer when teletext is ON,
teletext is automatically turned off. Also teletext
usage is disabled when there is ongoing recording
or playback.
Note: If the recording time of an event is longer than
the memory capacity, the following message will
appear on the screen: “There is not enough space for
‘event’ but it will be recorded until the drive is full”.
Side HDMI Connection (HDMI 4)
The side HDMI is convenient connection for external
HDMI devices, use an appropriate HDMI cable and
ensure both the TV and external device are switched
off before making the connection. Select HDMI 4 from
the Source list to access this input.
HDMI DEVICE SIDE VIEW
Connecting the LCD TV to a PC
For displaying your computer’s screen image on your
LCD TV, you can connect your computer to the TV set.
Power off both computer and display before making
any connections. Use 15-pin D-sub display cable to
connect a PC to the LCD TV. When the connection
is made, switch to PC source. See “Input selection”
section. Set the resolution that suits your viewing
requirements. Resolution information can be found
in the appendix parts.
14
Operation Manual (Continued)
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Connecting to a DVD Player
If you want to connect a DVD player to your LCD
TV, you can use connectors of the TV set. DVD
players may have different connectors. Please refer
to your DVD player’s instruction book for additional
information. Power off both the TV and the device
before making any connections.
Note: Cables shown in the illustration are not
supplied.
If your DVD player has an HDMI socket, you can •
connect via HDMI. When you connect to DVD player
as illustrated below, switch to HDMI source. See,
“Input Selection” section.
Most DVD players are connected through •
COMPONENT SOCKETS. Use a component video
cable to connect video input. For enabling audio, use
a component audio cable as illustrated below. When
the connection is made, switch to YPbPr source.
See, “Input selection” section.
You may also connect through the SCART 1 or •
SCART 2. Use a SCART cable as shown below.
Note: These three methods of connection perform the
same function but in different levels of quality. It is not
necessary to connect by all three methods.
Using Side AV Connectors
You can connect a range of optional equipment to your
LED TV using side connectors of the TV.
For connecting a camcorder or camera , you should •
use AV socket (side). To do this, you must use the
supplied video/audio connection cable. First, plug
single jack of the cable to the TV’s AV IN socket
(side). Afterwards, insert your camera cable’s (not
supplied) connectors into the plural part of the video/
audio connection cable. Colours of the connected
jacks should match. See illustration below.
Afterwards, you should switch to • S id e AV source. See
the section Input selection in the following sections
for more information.
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To listen the TV sound from headphones, you •
should connect headphones to your TV by using the
HEADPHONE jack as illustrated above.
Using Other Connectors
You can connect a range of optional equipment
to your LCD TV. Possible connections are shown
below. Note that cables shown in the illustration are
not supplied.
For connecting a to a device that has SPDIF support, •
use an appropriate SPDIF cable to enable sound
connection.
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Operation Manual (Continued)
Remote Control Handset
Remove the battery cover located on the back of •
the remote control by gently pulling backwards from
the indicated part.
Insert two • AAA/R3 or equivalent type batteries
inside. Observe the correct polarity (+/-) when
inserting batteries and replace the battery cover.
Note: Remove the battery from remote control when
it is not to be used for a long period. Otherwise it can
be damaged due to any leakage of batteries.
Switching the TV On/Off
To Switch the TV On
Connect the power cord to the 220-240V AC 50 Hz.
Switch the “•
to position “|” so the TV will switch to standby mode.
Then the standby LED lights up.
To switch on the TV from standby mode either:•
Press the “• ” button, P+ / P- or a numeric button
on the remote control.
Press the “•
The TV will then switch on.•
Note : If you switch on your TV via PROGRAMME
UP/DOWN buttons on the remote control or on the
TV set, the programme that you were watching last
will be reselected.
By either method the TV will switch on.
To Switch the TV to Standby
To switch the TV to low power standby press the
“
” button on the remote control or right hand side
of the TV.
Note: When the TV is switched to standby mode,
standby LED can blink to indicate that features such
as Standby Search, Over Air Download or Timer is
active.
” button on the rear left hand side
” or +/- button on the TV.
To Switch the TV Off
Switch the “• ” button bottom right edge under the
screen to position 2 as illustrated,
TV from the mains, the LED will go out.
If the TV will not be used for a long period i.e. •
holidays, then unplug the power cord from the
mains socket.
to isolate the
Digital Teletext (** for UK only)
Press the “• ” button.
The digital teletext information appears.•
Operate it with the coloured buttons, cursor buttons •
and OK button.
The operation method may differ depending on the
contents of the digital teletext.
Follow the instructions displayed on digital teletext
screen.
When Press “• SELECT” button or similar message
appears on the screen, press the OK button.
When the “•
television broadcasting.
With digital terrestrial broadcasting (DVB-T), in •
addition to digital teletext broadcasting together with
the normal broadcasting, there are also channels
with just digital teletext broadcasting.
The aspect ratio (picture shape) when watching •
a channel with just digital teletext broadcasting is
the same as the aspect ratio of the picture viewed
previously.
When you press the “•
teletext screen will be displayed.
” button is pressed, the TV returns to
” button again, the digital
16
LC-32LE511
Specications
TVBROADCASTING
PAL/SECAM B/G D/K K’ I/I’ L/L’
RECEIVINGCHANNELS
VHF (BAND I/III)
UHF(BAND U)
HYPERBAND
NUMBER OFPRESETCHANNELS
10.000
CHANNELINDICATOR
On ScreenDisplay
RFAERIALINPUT
75 Ohm (unbalanced)
OPERATINGVOLTAGE
220-240V AC,50 Hz.
AUDIO OUTPUTPOWER(W
RMS.
) (10%THD)
2 x 6
POWERCONSUMPTION(W)
135 W (max)
< 1 W (Standby)
PANEL
DigitalReception(DVB-T)
Transmission Standards:
DVB-T, MPEG2,DVB-T, MPEG4 HD
i. DEMODULATION
-Symbolrate: COFDM with 2K/8K FFT mode.•
-Modulation: 16-QAM - 64-QAM FEC for all DVB• modes (automatically found)
MHEG-5 ENGINE compliant with ISO/IEC 13522-5•
UKengineProle(UKonly)
Object carouselsupport compliant with ISO/IEC• 135818-6 andUKDTTprole(UKonly)
Frequency range: 474-850 MHz forUK models•
ii.VIDEO
-H.264 (MPEG-4 part10)main and highprole level•
4.1/MPEG-2 MP@HLvideo decoder.
-HD display multi format capable (1080i, 720p,• 576p)
17MB70-2 mainboard is based on Broadcom concept IC. This IC combines DVB-T COFDM
terrestrial and PAL/SECAM demodulators, HDMI receivers, a transport processor, a digital
audio processor, graphics processing, Ethernet MAC and PHY, digital processing of analog
video and audio, analog video digitizer and DAC functions, stereo high-fidelity audio DACs,
a 400-MHz dual-threaded MIP processor, and a peripheral control unit providing a variety of
television control functions. This IC also features an advanced video decoder capable of
supporting high-definition AVC, VC-1, and DVB-T MPEG-2 streams.
• Advanced multiformat decoder supporting the following:
• 3D/2D OpenGL® ES 1.0- compliant graphics core
• Integrated Video Processing:
• Dual HDMI 1.3a receivers
• Extensive audio support:
• Ethernet MAC and PHY
• Integrated DVB-T COFDM terrestrial demodulator:
• Integrated PAL/SECAM Demodulator
• PAL decoder with a 3D/2D comb
• Direct PC input support up to 1600 x 1200 UXGA
• Integrated dual-link LVDS transmitters
• Dual USB 2.0
• A 400-MHz 32-bit MIPS dual CPU with two 32-KB instruction caches
and a combined 64-KB data cache with 128-KB L2 cache
INTRODUCTION
1. INTRODUCTION
Main IC Features:
- H.264/AVC Main and High Profile to Level 4.1 (HD), Level 3.1 (SD)
- HD/SD AVS Jizhun Profile Levels 2.0, 4.0, and 6.0
- VC-1 Advanced Profile @ Level 3, simple and main profiles
- HD/SD MPEG-2 Main Profile at Main and High levels
- MPEG still image decode
- HD DivX® 3.11/4.11/5.x/6x/Home Theater
- 3D Color management
- Digital, Analog, and Mosquito Noise Reduction
- 1080i motion adaptive deinterlacing with 3:2/2:2 pull-down
- True 10-bit video carried through system
- AAC+ Level 2, AAC-HE
- Dolby® Digital, Dolby Digital Plus, Trusurround XT®
- MPEG I layers 1, 2, and 3 (MP3)
- Windows Media® and Windows Media Pro audio
- Audio DACs, input switch, and equalizer
- Standards compliance: ETSI EN 300 744, Nordig Unified v1.0.3, DTG D-Book 5
compliant
- Excellent Doppler performance
- Active impulse noise suppression
20
CIRCUIT DESCRIPTIONS
Sound system output is supplying 2x8W (10%THD) for stereo 8speakers
Supported peripherals are:
1 RF input VHF I, VHF III, UHF @ 75Ohm(Common)
1 Side AV (CVBS, R/L_Audio)
2 SCART socket(Common)
1 YPbPr (Common)
1 Side S-Video(Common)
1 PC input(Common)
4 HDMI 1.3 input(Common)
1 Common interface(Common)
1 Optic S/PDIF output(Common)
1 Stereo audio input for PC(Common)
1 Subwoofer output(Common)
1 Headphone(Common)
2 USB(Common)
1 Bluray/DVD(Optional)
1 Ethernet-RJ45 (Common)
1 External Touchpad(Common)
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2. TUNER
FT 2112/3/8/9 are newly developed Half-NIM modules designed for both digital
(DVB-T / T2 and DTMB for terrestrial China) and analog TV reception in compliance with
the European ATV standards for analogue, as well as with the terrestrial standard ETS 300
744 for DVB-T and the new terrestrial standard ETS 302 755 for DVB-T2. It consists of a 3band RF tuner, which receives RF signal and down-converts it to an IF frequency of 36MHz
for digital and 38.9MHz for analog IF. The analogue IF output can directly drive a SAW
filter. A digital IF Stage, which consists of one SAW filter & gain-controllable IF that offers a
sufficient output level to be connected directly to an A/D converter.
In active antenna option, the following circuit are used. ANT_CTRL pin is controlled by
microcontroller. If ANT_CTRL is low, ANT_PWR will be low. If ANT_CTRL is high,
ANT_PWR will be high. OVER_CUR_DETECT pin is a monitor for short circuit in antenna.
OVER_CUR_DETECT is low, ANT_CTRL will be low, so ANT_PWR will be low. Finally,
short circuit protection is done by circuits and microcontroller.
21
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Active Antenna Circuit
1.1. Features of FT2112
• Digital DVB-T T2, DTMB & analogue (48.25MHz to 863.25MHz) reception
• Single 5V supply voltage only
• Built-in 5-33V DC-DC converter
• Single power supply to the RF tuner & IF VGA amplifier section
• Bus Control switch-able RF AGC function:
a) Wide Band AGC for optimum strong signal performance
b) Conventional AGC for optimum analog reception
• RF AGC information via I2C Bus
• Tuner power standby mode via I2C Bus
• Small size (56 mm x 29 mm x 10 mm)
• I2C (SDA & SCL) bus control interface
• ROHS compliant
22
1.2.Tuner Pinning
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3. AUDIO AMPLIFIER STAGES
A. MAIN AMPLIFIER (TPA3110)
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a. General Description
17MB70 uses TPA 3110 15-W filter-free stereo Class-D audio power amplifier for main
audio output. The TPA3110D2 is a 15-W (per channel) efficient, Class-D audio power
amplifier for driving bridged-tied stereo speakers. Advanced EMI Suppression Technology
enables the use of inexpensive ferrite bead filters at the outputs while meeting EMC
requirements. SpeakerGuard™ speaker protection circuitry includes an adjustable power
limiter and a DC detection circuit. The adjustable power limiter allows the user to set a
"virtual" voltage rail lower than the chip supply to limit the amount of current through the
speaker. The DC detect circuit measures the frequency and amplitude of the PWM signal and
shuts off the output stage if the input capacitors are damaged or shorts exist on the inputs.
23
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The TPA3110D2 can drive stereo speakers as low as 4 y of the
TPA3110D2, 90%, eliminates the need for an external heat sink when playing music. The
outputs are also fully protected against shorts to GND, VCC, and output-to-output. The shortcircuit protection and thermal protection includes an auto-recovery feature.
• 15-W/ch into an 8--V Supply
• 10-W/ch into 8- 13-V Supply
• 30-W into a 4--V Supply
• 90% Efficient Class-D Operation Eliminates Need for Heat Sinks
• Wide Supply Voltage Range Allows Operation from 8 V to 26 V
b. Features
• Filter-Free Operation
• SpeakerGuard™ Speaker Protection Includes Adjustable Power Limiter plus DC Protection
• Flow Through Pin Out Facilitates Easy Board Layout
• Robust Pin-to-Pin Short Circuit Protection and Thermal Protection with AutoRecovery
Option
• Excellent THD+N / Pop-Free Performance
• Four Selectable, Fixed Gain Settings
• Differential Inputs
c. Absolute Ratings
24
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d. Recommended Operating Conditions
e. Pin Functions
.
PIN
I/O/P
NAME
Pin
Number
SD1I
FAULT2O
LINP3IPositive audio input for left channel. Biased at 3V.
LINN4INegative audio input for left channel. Biased at 3V.
GAIN05IGain select least significant bit. TTL logic levels with compliance to AVCC.
GAIN16IGain select most significant bit. TTL logic levels with compliance to AVCC.
AVCC7PAnalog supply
AGND8Analog signal ground. Connect to the thermal pad.
GVDD9O
PLIMIT10I
RINN11INegative audio input for right channel. Biased at 3V.
RINP12IPositive audio input for right channel. Biased at 3V.
NC13Not connected
PBTL14IParallel BTL mode switch
PVCCR15P
PVCCR16P
BSPR17IBootstrap I/O for right channel, positive high-side FET.
OUTPR18OClass-D H-bridge positive output for right channel.
PGND19Power ground for the H-bridges.
OUTNR20OClass-D H-bridge negative output for right channel.
BSNR21IBootstrap I/O for right channel, negative high-side FET.
BSNL22IBootstrap I/O for left channel, negative high-side FET.
OUTNL23OClass-D H-bridge negative output for left channel.
PGND
24PowergroundfortheH-bridges.
OUTPL25OClass-D H-bridge positive output for left channel.
BSPL26IBootstrap I/O for left channel, positive high-side FET.
FAULT pin to SD pin. Otherwise, both short circuit faults and dc detect faults must
be reset by cycling PVCC.
High-side FET gate drive supply. Nominal voltage is 7V. Also should be used as
supply for PLIMIT function
Power limit level adjust. Connect a resistor divider from GVDD to GND to set
power limit. Connect directly to GVDD for no power limit.
Power supply for right channel H-bridge. Right channel and left channel power
supply inputs are connect internally.
Power supply for right channel H-bridge. Right channel and left channel power
supply inputs are connect internally.
Power supply for left channel H-bridge. Right channel and left channel power
supply inputs are connect internally.
Power supply for left channel H-bridge. Right channel and left channel power
supply
inputsareconnectinternally.
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B. LINE-OUT and HEAD-PHONE AMPLIFIER STAGE (CXA3813N)
a. Functional Block Diagram
b. Absolute Ratings
c. Recommended Operating Conditions
26
d. Pin Functions
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C. SUBWOOFER AMPLIFIER STAGE (TPA3112)
a. General Description
The TPA3112D1 is a 25-W efficient, Class-D audio power amplifier for driving a bridge tied
speaker. Advanced EMI Suppression Technology enables the use of inexpensive ferrite bead
filters at the outputs while meeting EMC requirements. SpeakerGuard speaker protection
system includes an adjustable power limiter and a DC detection circuit. The adjustable power
limiter allows the user to set a "virtual" voltage rail lower than the chip supply to limit the
amount of current through the speaker. The DC detect circuit measures the frequency and
amplitude of the PWM signal and shuts off the output stage if the input capacitors are
damaged or shorts exist on the inputs. The TPA3112D1 can drive a mono speaker as low as
4 eliminates the need for an external heat
sink when playing music. The outputs are fully protected against shorts to GND, VCC, and
output-to-output. The short-circuit protection and thermal protection includes an autorecovery feature.
b. Features
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• 25-W into an 8-
• 20-W into an 4-at 10% THD+N From a12-V Supply
• 94% Efficient Class-D Operation into 8-
• Wide Supply Voltage Range Allows Operationfrom 8 to 26 V
• Filter-Free Operation
• SpeakerGuard™ Speaker Protection IncludesAdjustable Power Limiter plus DC Protection
• Flow Through Pin Out Facilitates Easy BoardLayout
• Robust Pin-to-Pin Short Circuit Protection andThermal Protection with Auto-Recovery
Option
• Excellent THD+N/ Pop Free Performance
• Four Selectable, Fixed Gain Settings
• Differential Inputs
27
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c. Absolute Ratings
d. Recommended Operating Conditions
e. Pin Functions
28
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4. POWER STAGE
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17MB70 general power managment
block diagram is shown below.
17PW26 power board is used in 32”
17MB70 TV sets.
3,3V stby, 5V stby, 3,3V, 5V, 12V,
24V and 33V can be generated by
PW26.
29
Below blocks are generated by stepdowns and regulators on MB70
board.
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Power Blocks on MB70:
Below blocks are generated by step-downs and regulators on MB70 board.
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