Skyworth 8M79B Chassis Скачать руководство пользователя страница 13

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13-

English

Circuit diagram

Batteries

Yes

Product registration Card

Yes

（

English)

AC Cable Length

1.8m

Audio Cord (Jack 3.5mm)

VGA Cord

Wallmount frame

Optional

Antenna Cable

6 in 1( YPbPr & CVBS) cable adapter

3D Glasses

Yes (2 Sets)

General Data

Size (W x H x D, with stand) in mm

Size (W x H x D, without stand) in mm

Package Size (W x H x D, without stand) in mm

Net Weight in kg

Gross Weight in Kg

Design / Mechanical

Wallmount VESA compatible (standard reference)

Yes

Adaptor for VESA wallmount compatibility (accessory ref)

Yes

Desktop Stand (included/opt ref/No)

included

Panel Tilt (Fowards/Backwards/Rotation)

Swivel function desktop stand (yes/No) + motorized?

Docking station (yes/No)

Floor Stand (included/opt ref/No)

Glass shield (yes/No)

Finish on Front

Finish on side

Finish on back

Finish on stand

number of colors on carton box

Brand logo

Customer Inlet

Other logo

External AC/DC Power with DC power cord (yes/No)

Handle (yes/No)

Detachable speaker (yes/No)

Rating Label langages

English

Содержание 8M79B Chassis

Страница 1: ...cription MODEL Engineering Dept Artwork By Checked By Approved By Brand Name JOB NO Date Date Date SERVICE MANUAL 8M79B 2012 02 04 SKYWORTH SIZE A5 Design and specifications are subject to change with...

Страница 2: ...Content 2 2 Technical Specification 3 13 8M79 Block Diagram 14 List of key parts 15 IC BLOCK Diagram 16 29 MAIN PCB TOP 30 MAIN PCB BOT 31 Circuit Diagrams 32 40...

Страница 3: ...3 LCD 8M79B chassis...

Страница 4: ...65 120 For 32LED For 42LED 4 4 5 Base on different order FOR 32LED FOR 42LED 93 400 95 97 93 95 97 450...

Страница 5: ...For 42LED For 42LED 5 9800 12500 12500 266 276 9800 280 290 6500 313 329...

Страница 6: ...40 40 3 2 1 4 2 50 0 5 80 40 12000 6 24 6...

Страница 7: ...1080 1920 uv uv 40 YES 8 6 46 46 NO NO Standard English Standard 20 Middle 7 For 42LED For 42LED Base on different order No Low in some status...

Страница 8: ...8 4...

Страница 9: ...0V AC 10 100 240V AC 20 10 Power consumption working Annual Power consumption standby 1W Power plug VDE UL BS UCIEE 2pins Picture display Screen size diagonale inch 42 47 55 Aspect ratio 16 9 4 3 15 9...

Страница 10: ...Bass Treble Special sound effect AVL WIDE Pseudo AVL Suround system Dolby VD SRS BBE Built in Surround Sound control Volume Balance Mute Volume Balance Mute Sound presets User Speech News Standard Sta...

Страница 11: ...inet Power Vol Pr Menu Vol CH Menu Source Standby optional Main switch button yes No Yes CCD Closed Caption V CHIP Yes No Text Standard Top FLOF No Teletext Level 2 5 1 5 Pages for teletext Teletext c...

Страница 12: ...al out S PDIF S PDIF out Coaxial RS232 Y N VGA or DB9 port No Card Readers No USB slot No 1 1 2 1 Software update JPEG MP3 WMA RMVB DivX Multimedia depends on license DVB CI common interface No Extern...

Страница 13: ...Mechanical Wallmount VESA compatible standard reference Yes Adaptor for VESA wallmount compatibility accessory ref Yes Desktop Stand included optionnal ref No included Panel Tilt Fowards Backwards Rot...

Страница 14: ...r Terminals HDMI2 HDMI3 PC PC Audio S PDIF HDMI1 Uplayer2 IF SAW P S PIXELWORKS 3D Processor Motion Engine PA131DG Uplayer1 MSD309PX LF SB DVB T IF Demo Build in MPEG1 2 4 H 264 Decoder JPEG MP3 Decod...

Страница 15: ...1 4900 744015 0X00 U3 MP1482DS 476A M14820 0080 U5 MP1482DS 476A M14820 0080 U50 MP1482DS 476A M14820 0080 U51 MP1482DS 476A M14820 0080 U9 W9751G6JB 25 4737 W97511 0840 U15 W9751G6JB 25 4737 W97511 0...

Страница 16: ...2 O T 0 2 2 O T Pin Configurations AS1117L 3 3 INPUT OUTPUT ADJ GND VOUT INPUT OUTPUT ADJ GND VOUT INPUT OUTPUT ADJ GND VOUT 1 2 3 1 2 3 1 2 3 U Package ADJ GND OUTPUT INPUT VOUT S Package TO 263 R P...

Страница 17: ...is given by Name Description FB Feedback pin EN Power off pin H normal operation Step down L Step down operation stopped All circuits deactivated OCSET Add an external resistor to set max switch outp...

Страница 18: ...IC Block Diagram 18 LM4558 MP1482DS BS IN SW GND SS EN COMP FB 1 2 3 4 8 7 6 5 TOP VIEW...

Страница 19: ...19 18 17 16 15 14 13 PVCCL SD PVCCL MUTE LIN RIN BYPASS AGND AGND PVCCR VCLAMP PVCCR PGNDL PGNDL LOUT BSL AVCC AVCC GAIN0 GAIN1 BSR ROUT PGNDR PGNDR PWP TSSOP PACKAGE TOP VIEW PIN CONFIGURATION SOIC 1...

Страница 20: ...IC Block Diagram 20 EN25F32 Figure 1 CONNECTION DIAGRAMS 8 LEAD SOP DIP 8 CONTACT VDFN 16 LEAD SOP...

Страница 21: ...IC Block Diagram 21 EN25F32 Figure 2 BLOCK DIAGRAM...

Страница 22: ...program or status register cycle is in progress When CS is brought low the device will be selected power consumption will increase to active levels and instructions can be written to and data read fro...

Страница 23: ...2 C control Filter AGC ISIC unguarded preecho postecho suppression FFT Control Adaptive interpolation filter Equalization CSI reliability detection CVI CW interference detection AGC control output Tun...

Страница 24: ...IC Block Diagram 24 TC90517FG Toshiba products specification Tentative CONFIDENTIAL 3 Pin Assignment Top view...

Страница 25: ...crystal The amplitude p p is 0 5 V to PLLVDD when an external reference clock is input 20 PLLVDD Clock PLL power supply Connects to analog 2 5 V typ 21 FIL O PLL filter output Connects to AGND via 15...

Страница 26: ...output Open fixed to L when not used 56 VDDC Digital 1 2 V power supply Connects to digital 1 2 V typ 57 VSS Digital GND Connects to DGND 58 PBVAL O TS valid flag output Open fixed to L when not used...

Страница 27: ...V D D Q V D D Q D Q 7 V D D O D T V D D D Q 14 V D D Q D Q 12 N C V D D L N C V S S Q D Q 9 V S S Q A 3 C K E B A 0 B A 1 W E D Q 3 LD M V S S D Q 11 V D D Q V S S U D M V D D D Q 6 V D D Q D Q 4 V S...

Страница 28: ...hen differential data strobe mode is enabled via the control bit at EMR 1 A10 EMRS command L8 CS Chip Select All commands are masked when CS is registered HIGH CS provides for external bank selection...

Страница 29: ...MN DECODER SENSE AMPLIFIER CELL ARRAY BANK 2 COLUMN DECODER SENSE AMPLIFIER CELL ARRAY BANK 0 COLUMN DECODER SENSE AMPLIFIER CELL ARRAY BANK 3 DATA CONTROL CIRCUIT DQ BUFFER COLUMN DECODER SENSE AMPLI...

Страница 30: ...MAIN PCB TOP 30...

Страница 31: ...MAIN PCB BOT 31...

Страница 32: ...3 G 4 D 5 D 6 D 7 D 8 Q409 3904 Q409 3904 1 2 3 U3 MPS1482 U3 MPS1482 IN 2 BS 1 GND 4 FB 5 COMP 6 EN 7 SS 8 SW 3 C442 0 1u C442 0 1u C104 10n C104 10n ADJ OUT IN U37 AMS1117 3 3V ADJ OUT IN U37 AMS11...

Страница 33: ...D_GPIO_PM8 FLASH_WP B2 PAD_IRIN G5 PAD_XTAL_IN AD1 PAD_XTAL_OUT AE2 PAD_RESET E5 PAD_GND_EFUSE F11 PAD_TCON0 AA10 PAD_TCON4 AA9 PAD_TCON1 SC1_RE1 T5 PAD_TCON3 TUNER_RESET AB7 PAD_TCON10 HP_DET Y8 PAD_...

Страница 34: ...4 2 RP19 75RX4 R107 10k R107 10k 7 5 3 1 8 6 4 2 RP21 22RX4 7 5 3 1 8 6 4 2 RP21 22RX4 7 5 3 1 8 6 4 2 RP1 22RX4 7 5 3 1 8 6 4 2 RP1 22RX4 7 5 3 1 8 6 4 2 RP17 75RX4 7 5 3 1 8 6 4 2 RP17 75RX4 7 5 3 1...

Страница 35: ...SD309 Q604 tuner RFAGC ISDB T TUNER TUNER POWER tuner Q604 3906 Q604 3906 1 3 2 C89 0 1u C89 0 1u C474 0 1u C474 0 1u R429 NC 390R R429 NC 390R R422 100K R422 100K U10 VA1P1BF8401 U10 VA1P1BF8401 Body...

Страница 36: ...1K Q416 3904 Q416 3904 1 2 3 DD81 NC ESD 0402 DD81 NC ESD 0402 R149 10R R149 10R R135 10R R135 10R R140 10R R140 10R Q412 3904 Q412 3904 1 2 3 P2A HDMI_V P2A HDMI_V DATA2 1 DATA2 SHIELD 2 DATA2 3 DAT...

Страница 37: ...02 DD77 NC ESD 0402 R98 68R R98 68R P4A VGA P4A VGA 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 16 17 DD16 ESD 0402 DD16 ESD 0402 C43 1n C43 1n C101 47n C101 47n R241 75R R241 75R C47 47n C47 47n R63 75R R63...

Страница 38: ...sday July 28 2011 Title Size Document Number Rev Date Sheet of 8 10 0 1 USB A 8 10 Thursday July 28 2011 2pF 2pF 2pF 2pF close to USB connector 2010 3 3 R189 4 7K R189 4 7K R297 0R R297 0R R282 0R R28...

Страница 39: ...4 4 7u C254 4 7u R365 1 5K R365 1 5K R280 10K R280 10K U19 p23051 U19 p23051 1 2 3 R278 100R R278 100R CA83 470uF 16V CA83 470uF 16V R299 100K R299 100K CA85 220uF 35V CA85 220uF 35V H8 NC H8 NC 1 2 3...

Страница 40: ...6 FB0603 R533 NC 1K R533 NC 1K R535 1K R535 1K L408 FB0603 L408 FB0603 C886 1u C886 1u L410 FB220 300mA L410 FB220 300mA C863 0 1u C863 0 1u 7 5 3 1 8 6 4 2 RP62 33RX4 7 5 3 1 8 6 4 2 RP62 33RX4 C883...

Страница 41: ...SKYWORTH R D CENTER Power Supply Service Manual PART NO 168P P32EWM K0 DESCRIPTION VERSION NO 1 0 PAGE 13 DESCRIBED Zhou Cong CHECKED Hu xiangfeng APPROVED Bao xiaojie Released Date 2012 07 21...

Страница 42: ...168P P32EWM K0 Service manual I Modification record Edition Modification date Record Described Checked Approved 1 0 2012 7 21 First record Zhou Cong Hu Xiangfeng Bao Xiaojie...

Страница 43: ...Main contents Page 1 General Description 1 2 General Introduction of Circuit 2 3 The main chip description 4 4 PCB TopOverlay or BottomOverlay 9 5 Maintenance instructions 11 6 The information of pow...

Страница 44: ...50mA protection functions low cost mature power supply structure the voltage range is 90 264V and wide supply voltage input For 32 LED panel supplies 4 channels each channel nominal current value is...

Страница 45: ...200mVp p 10 Note 1 Measurements shall be made with an oscilloscope with 20MHz bandwidth 2 Outputs shall be bypassed at the connector with a 0 1uF ceramic capacitor and a 10uF electrolytic capacitor t...

Страница 46: ...168P P32EWM K0 Service manual 3 2 2 2 the LED driver of the circuit MICRO ELECTRONICS OZ9967...

Страница 47: ...ip 3 1 1 The main chip general description The main chip of power supply is the TEA1733P which is produced by NXP corporation The operating mode is CCM continuous conduction mode and the operating fre...

Страница 48: ...anual 5 3 1 4 The IC pin description 3 2 The DC DC chip 3 2 1 General description The DC DC used for standby chip using SY8172Y double synchronous rectification and operating frequency is 700KHz 3 2 2...

Страница 49: ...168P P32EWM K0 Service manual 6 3 2 3 The chip pin information 3 2 4 The pin description and the voltage...

Страница 50: ...anual 7 3 3 The LED driver chip 3 3 1 General description The OZ9967 is an LED controller that drives a number of LEDs connected in serial or parallel configuration 3 3 2 The chip block diagram 3 3 3...

Страница 51: ...168P P32EWM K0 Service manual 8 3 3 4 The pin description and the voltage...

Страница 52: ...168P P32EWM K0 Service manual 9 4 PCB TopOverlay and BottomOverlay 4 1 The power supply TopOverlay 4 2 The power supply BottomOverlay...

Страница 53: ...t Secondly check DC DC IC IC301 and judge it has broken or not If the VIN pin voltage is abnormal you need to check the IC100 power circuits 2 5VSB output is normal 12V output is abnormal First check...

Страница 54: ...ge the damaged component Examine the reason a n d Change the damaged component Examine overvoltage detection circuit Q304 ZD304 ZD302 ZD303 Change the damaged component Check 5V output Whether the sho...

Страница 55: ...C 6 NC NC 7 60V LED 8 60V LED 9 60V LED 10 60V LED Note CN400 TYPE 2 0mm 5 2 2 PIN14 CN300 Connection And Function NO Pin Connection Function 1 24V 24V DC OUTPUT 2 24V 24V DC OUTPUT 3 GND GND 4 GND GN...

Страница 56: ...product name model identification quality inspection department certification the date of manufacture and so on 5 4 2 Transportation The productor adapted to cars boats aircraft transport Transportati...

Страница 57: ...7 C330 R327 R210 C210 D205 R317 L C328 C409 10nF COMPB1 LEDB4 LEDB3 NC R408 47K R407 LEDB5 LEDB6 D402 100V 5A 5V DIM VSEN D401 100V 5A 1K R413 ZD402 1M R418 47K R419 VSEN C402 2 2uF 100K R417 Q402 50V...

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