Related Manuals for AOC LE40M1571
Summary of Contents for AOC LE40M1571
- Page 1 Service Manual LE40M1571 (40L82F-DVB) Product Specification Sheet (P1-3) User Manual part (P4-21) Factory Pattern Adjustment(P22-23) Troubleshooting Procedure (P24-28) Software Upgrades (After Service (P29-3 )) Circuit Diagrams (P - )
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Page 2: Product Specification Sheet
Product Specification Sheet 40" FHD DLED DTV (40L82F-DVB) Series name LE40M1571 Platform/Chipset T4C1-3463 DVB-T2 Processor type (CPU) / GPU Picture/Display Backlight Type (Panel Supplier) DLED Diagonal Screen Size 39.5” Perfect Motion Rate Panel Frequency (Native) 60HZ Chasis Frequency 60HZ Backlight Dimming Scanning Segments (amount) 48.25--863.25MHZ... - Page 3 Sound (Internal) Output Power (10% THD) RMS Speaker configuration 6W+6W Speaker system Speaker type built-in(normal) Auto Volume Levelier / Auto Volume Levelier + Sound Claim (Incredible Surround/Cinema Surround/Clear Sound/AmbiwOOx/3D Movie/Incredible Surround 3D) Bass (Bass control/DBE/Ultra Bass/Ultra Bass II ) Wireless Sound Interface Dolby Digital DecoderType Design Specs Stand type (Swivel/non Swivel)
- Page 4 Signal Strength Indication Pause TV/USB recording (PVR) UI Languages English， Malaysia, Indonesian, Thai, Vietnamese,Chinese Memory Profile (DRAM) 128M Shopmode 2015 CloudTV app content in search and Dashboard (on TV) Firmware Upgradeable Multimedia Applications Video Playback Formats MPEG-2/MPEG-4 /H.264 Subtitles Formats Support SRT、ASS Music Playback Formats MP3，AAC...
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Page 23: Factory Mode
Factory Mode Press the following key sequence on a standard RC transmitter: “8202” directly followed by MENU Purpose To perform extended alignments. Primary menu Secondary menu Value,remark MDOE VGA/YPBPR(SD)/YPBPR(HD),Selection R-GAIN G-GAIN Front-end gain adjustment B-GAIN ADC ADJUST R-OFFSET G-OFFSET Clamp level adjustment B-OFFSET AUTO ADC... - Page 24 GE/GOP PATTERN BMAP PATTERN Restore user default Factory reset PVR_RECORD ALL PVR Record on/off Power on/off/Mem Mirror Enable Mirror Enable enable Ageing mode Ageing mode enable Auto Volume on/off PVR Encrypt on/off Erase HDCP Key Erase Ci plus Key Qmap adjsut PQ setting PEQsetting Test pattern...
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Page 25: Troubleshooting Procedure
Trouble Shooting Procedure 1. No power（Connect to power, but all the indicator lights don’t work) Check 220V power supply voltage and the contact of power socket Check AC（220V）voltage and the contact of power socket. Check the two feet of the capacitors of the Check the power switch with 220V input or not, if yes, the power of mainboard after rectifying with switch broken, if no, it may the plug of the power cord plug... - Page 26 2. Red light can't start (Red light, remote control no reflect, no picture display) Check 5V SB voltage for abnormity If the 5V SB voltage in normal, press the remote If the 5VSB voltage with load is no or lower, control to check whether the control voltage of the please check the 5VSB related circuit）...
- Page 27 3. No light (Boot the image flash protection, but you can see very dark images on the screen) Boot the image flash protection, but you can see very dark images on the screen, check the voltage for light bar on is ok or not Check the lamp plugs without ignition, lights on Check the output of light bar is in normal or not the lgith bar in the power moments are all bright...
- Page 28 5. TV without channel or less channel or interfered Check TV antenna plug for looseness and poor contact Check whether the antenna plug or Check the voltage of power supply(3.3V) its signal source with problem of tuner IC in normal or not Replace 3.3V Check silicon high frequency IC in...
- Page 29 7. AV (video) without picture Check whether the input interface of AV is connected (the related wires and sockets are connected by color, yellow is the video signal, red and blue are the audio signals), the menu source selection and the signal of the signal source are normal The signal source is in normal or not, other source wire check whether the signal source is...
- Page 30 MSD3463 software upgrades (After Service) Method 1: The following update is for .bin file. 1. Rename the file to “MERGE.bin” 2. Prepare a USB memory. 3. Copy the software to USB flash disk(root directory). 4. Press [menu ], Choose [Option Settings], then press Software update],Software update menu will pop up when press confirm key, then select “Yes”...
- Page 31 6. When the TV software is updated, the TV will turn on again automatically. Remove your USB flash drive. Method 2： Operations and procedure of software upgrading: 1). Changed the file name to "MERGE.bin", then stored software in the FA T32 format blank U disk. 2).
- Page 32 MSD3463-T4C1( PAGE Content Index&History Rev Block Diagram Power & LED Driver System Power MSD3463 Video&VGA&USB&Amplify &LVDSpage HDMI page Tuner page History Rev Author DATE Description 7/2/2015 Ver:A1.0 First Version Release ZHQING 本文档仅限中国深圳市康冠技术有限公司和被呈送方内部使用，未经书面许可请勿扩散到第三方。 This document for ShenZhen KTC Technology CO., Ltd and presented party internal use only, Do not spread to third party without the written permission.
- Page 33 unipath output 900mA BOOST switching circuit 12V_NORMAL RESET Panel Voltage 40P LVDS SPK-L Audio AMP TPA3020D2 12V_NORMAL TUNER_3.3V TUNER PWR SPK-R MOS tube control AS1117 12V OUTPUT BL-ADJUST Output filtering circuit DC/DC convert Rectification 1.15V VDDC PWR DC-DC 12V to 5V DC-DC DDR PWR DDR PWR 1.5V...
- Page 34 +12V SR5100 SR5100 SR5100 SR5100 D4KB8 4A800V整流桥 D4KB8 4A800V整流桥 PT1A PT1A SR5100 SR5100 PEC5 PEC5 PC27 PC27 68uF/450V 68uF/450V PEC2 PEC2 PEC3 PEC3 PEC4 PEC4 470PF/1KV 470PF/1KV 1UF/25V 1UF/25V 100nF/25V 100nF/25V 47Ω 47Ω 1000uF/16V 1000uF/16V 1000uF/16V 1000uF/16V 1000uF/16V 1000uF/16V VO=21V~~30.4V EQ2514 EQ2514 PGND...
- Page 35 1.15V 2A for VDDC 1.5V Normal Power for DDR3 1.15V MAX 2A U114 U114 Imax=350mA +5V_Standby L104 L104 +1.15V_VDDC +5V_Standby U105 SY8009B/2A U105 SY8009B/2A 3.3uH/2A 3.3uH/2A +3.3V_Standby +3.3V_Normal AS1117-ADJ AS1117-ADJ AMS1117-3.3 AMS1117-3.3 VOUT VOUT C168 C168 +1.5V_DDR C130 C130 C166 C166 C169 C169...
- Page 36 DDR3 POWER CORE POWER OTHER AVDD_DDR_DATA AVDD5V_MHL AVDD_DDR_CMD +1.5V_DDR AVDD_DDR_CMD AVDD_DDR_DATA AVDD_ETH VDDC VDDC +1.15V_VDDC VDDC DVDD_DDR AVDDL_DVI VIFP 0.1uF 0.1uF C254 C254 AVDDL_DVI DIF+ FB205 FB205 FB212 FB212 VIFM 0.1uF 0.1uF C250 C250 DIF- AVDD_MOD1 IFAGC_T DVDD_DDR IFAGC_T C249 C249 C251 C251...
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Page 37: Usb2.0 Interface
YPBPR & VIDEO R408 R408 NC/1pF NC/1pF AV-IN R401 R401 AV-LIN R402 R402 AV-RIN R404 R404 R403 R403 C408 C408 C409 C409 P601 P601 NC/300pF NC/300pF NC/300pF NC/300pF NC/1pF NC/1pF NC/1pF NC/1pF VGA-R VGA-B +5V_USB2 CN308 CN308 Close to VGA-B VGA-G VGA-G VGA-G... - Page 38 HDMI1(ARC) HDMI0-RX2P HDMI0-RX2N P502 P502 HDMI0-RX1P HDMI0/5V HDMI0-RX2P HDMI0-RX1N DATA2+ HDMI0-RX0P DATA2 SHIELD HDMI0/5V HDMI0-RX2N HDMI0-RX2P HDMI0_RX2P HDMI0_RX2P 5 HDMI0-RX0N DATA2- HDMI0-RX1P HDMI0-RX2N HDMI0_RX2N HDMI0_RX2N 5 HDMI0-CLKP DATA1+ HDMI0-RX1P HDMI0_RX1P R519 R519 HDMI0_RX1P 5 HDMI0-CLKN DATA1 SHIELD HDMI0-RX1N HDMI0-RX1N HDMI0_RX1N R521 R521 HDMI0_RX1N 5...
- Page 39 +3.3V_TU DVB-C/T/T2 DIF +3.3V_TU C1030 C1030 C1031 C1031 10uF/6.3V 10uF/6.3V 10uF/6.3V 10uF/6.3V IF-IN- DIF- DIF- 270nH 270nH NC/33pF NC/33pF 270nH 270nH RF_REF TUNER_CONNECTOR TUNER_CONNECTOR 0.1uF 0.1uF IF-IN+ IF_P CON1 CON1 39pF 39pF RF_IP 47pF 47pF 0.1uF 0.1uF IF-IN- IF-IN+ DIF+ DIF+ IF_N 39pF...