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AOC LE32M3571/91, Service Manual

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AOC LE32M3571/91 Service Manual Download Page 31

Circuit Diagrams

5

5

4

4

3

2

1

D

D

C

C

B

B

A

Power & LED Driver

MSD3463

System Power

Video&VGA&USB&Amplify &LVDSpage

HDMI page

Ver:A1.0

Rev

ZJ

First Version Release

Description

DATE

History Rev

2

Author

Content

3

PAGE

4

1

Index&History Rev

6

7

5

8

Tuner page

12/07/2016

PCMCIA

MSD3463-T5C1(Three in one board) DVB-T/T2/C Circuit Diagrams

30

Summary of Contents for LE32M3571/91

Page 1: ...Service Manual LE32M3571 91 32C1 DVB Product Specification Sheet P1 4 User Manual part P5 21 Factory Mode P22 23 Software Upgrades P24 Troubleshooting Procedure P25 29 Circuit Diagrams P30 37 ...

Page 2: ...ewing Angle H L R typ Degree CR 20 H Viewing Angle V typ Degree CR 20 V 178 178 Analog PWM dimming PWM Color Gamut NTSC 62 Dynamic backlight control N A Local Dimming N A Dynamic contrast 3 CR 3600 1 Color Temperature Standard Warm Cool Resolution PQ engine philips Digital Crystal Clear Supported Display Resolution Computer Inputs VGA format 720 400 70HZ 640 480 60HZ 800 600 60HZ 1024 768 60HZ 136...

Page 3: ...ats MP3 AAC Picture Playback Formats JPG JPEG BMP PNG Pause TV USB recording PVR YES Time shift YES PIP POP NA USB USB2 0 1 USB Harddisk Format Power FAT NTFS 500mA Connectivity I O Connections I O port to be clearly indicated TV 1 USB 1 VGA 1 HDMI 2 AV IN 1 Earphone 1 Playback HD SD 24p 50 60 Component HD SD 24p 50 60 60P HDMI Number 2 HDMI 1 HDMI 1 4 up to 2k 60hz 4 4 4down HDMI 2 HDMI 1 4 up to...

Page 4: ...6 UI Screen Format Adjustments 4 3 16 9 film PC Mode HDMI e Sticker N A Channel Scanning Australia NZ N A Time Zone Australia NZ N A Cold boot to broadcast 30s N A Cold boot to online dashboard 30s N A Warm boot to broadcast 3s N A Warm boot to online dashboard 3s N A UI Languages English French Portuguese German Arabic Brazilian Portuguese CloudTV app content in search and Dashboard on TV N A Fir...

Page 5: ...cation Dolby Digital Dolby Digital Plus Dolby Pulse YES DTS 2 0 Digital out N A DTS Premium Sound N A DivX N A WMA N A Wi Fi N A HDMI YES Accessory RC RC E43 DFU DFU EDFU 紙本 QSG YES YpbPr extension wire NA L R extension wire NA AV extension wire NA RC with Batteries YES Maincord Power cord NA Warranty card N A Safety Legal Leaflet EU 3D Health Advise and Ukraine requirement N A Table Stand YES 4 ...

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Page 23: ...OLOR COLOR SHARPNESS SHARPNESS TINT TINT Copy all No function W B ADJUST Source VGA HDMI1 HDMI2 HDMI3 DTV ATV AV YPBPR TEMPERATURE Cool Standard Warm R GAIN White level adjustment G GAIN B GAIN R OFFSET Black level adjustment G OFFSET B OFFSET Copy all No function SSC MIU Enable DDR spectrum enable MIU0 Span Exhibition frequently wide MIU Step Spread spectrum step LVDS enable LVDS spectrum enable ...

Page 24: ...size Adjust overscan H size Overscan_hposition Adjust overscan H position Overscan_vsize Adjust overscan V size Overscan_vposition Adjust overscal V position HDCPKey usb upgrade HDCPKey usb upgrade CI KEY USB Upgrade CI KEY USB Upgrade CI Factory setting CI Factory setting SW information SW information Non linear MODE Feature Selection BRIGHTNESS Curve Curve adjustment CONTRAST Curve Saturation Cu...

Page 25: ... Software update menu will pop up when press confirm key then select Yes to confirm 6 When the TV software is updated the TV will turn on again automatically Remove your USB flash drive Notice When the machine Upgrading U disk light flash do not remove U disk or switch off the power otherwise it will destroy the software and lead can not upgrade The machine must be power off when inserted or pulle...

Page 26: ... no check 5V SB mainpower related parts Power 5V SB voltage in normal and related transform to 1 5V or 1 8V or 3 3V are in normal check Crystal voltage 1 6V for abnormity If the DC voltage for 5V SB transfer to 1 5V or 1 8V or 3 3V is no or lower check output voltage with short circuit or the grounding resistance is lower check the main chip for power supplier may broken if the grounding resistanc...

Page 27: ... programming is ok or not or replace main chip Change 12V or 24V control CMOS tube 2345 or 2325 or 3401 Check the output of 12V or 24V CMOS tube and check 12V to 5V is in normal or not If 12V to 5V is not in normal check load without short circuit and replace 5V transform IC Check the voltage of 5V 12V power is in normal or not and related transform to 1 5V or 1 8V or 3 3V in normal or not If all ...

Page 28: ...ircuit triode bad 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 the lgith bar in the power moments are all bright or dark phenomenon such as replacement light Check the output of light bar is in normal or not 32 is about 40V the size is bigger and light bar is more the v...

Page 29: ...k to see if other audio inputs such as HDMI PC and so on are normal No sound check whether the tone is minimal remote control mute tone to see whether the volume balance is set in the center Other inputs have noise or no sound single tone check the public part of power amplifier chip is not good Other inputs are normal only a source of no sound or all are no sound the relevant circuit is no except...

Page 30: ...ain chip The signal source is in normal or not other source wire connected correct or not AV cable is in normal or not if can t confirm the signal source is not bad replace the signal source or transfer to others to test the signal without problem Check the HDMI input interface and menu source selection and signal source signal is normal HDMI connection is bad or not The source menu the source sel...

Page 31: ...63 System Power Video VGA USB Amplify LVDSpage HDMI page Ver A1 0 Rev ZJ First Version Release Description DATE History Rev 2 Author Content 3 PAGE 4 1 Index History Rev 6 7 5 8 Tuner page 12 07 2016 PCMCIA MSD3463 T5C1 Three in one board DVB T T2 C Circuit Diagrams 30 ...

Page 32: ...PD8 SR5100 PD8 SR5100 PC22 470PF 1KV PC22 470PF 1KV PR18 10K PR18 10K PC165 0 22uf PC165 0 22uf PCY2 471 400Vac PCY2 471 400Vac PC21 0 1uF PC21 0 1uF PC23 1UF 25V PC23 1UF 25V PC4 1nF 200V PC4 1nF 200V PR53 10K PR53 10K C140 0 1uF C140 0 1uF PR63 33K PR63 33K t PNTC1 2 5Ω 6A t PNTC1 2 5Ω 6A PL1 20mH PL1 20mH 2 1 3 4 PEC4 1000uF 16V PEC4 1000uF 16V PR7 47Ω PR7 47Ω PQ2 2907 PQ2 2907 1 3 2 PR13 22R P...

Page 33: ...12V屏 C76 0 1uF C76 0 1uF H30 NC H30 NC 1 NC LED1 双色共阴 NC LED1 双色共阴 C127 22uF C127 22uF C1034 0 1uF C1034 0 1uF C122 0 1uF C122 0 1uF ADJ OUT IN U8 AS1117 ADJ ADJ OUT IN U8 AS1117 ADJ 3 2 1 4 H21 NC H21 NC 1 2 3 4 5 6 7 8 9 R58 4 7K R58 4 7K C68 2 2uF C68 2 2uF R124 100R 1 R124 100R 1 R168 10R R168 10R L112 0805_BEAD 5V屏 L112 0805_BEAD 5V屏 H28 NC H28 NC 1 C169 0 1uF C169 0 1uF D103 M7 D103 M7 C1025...

Page 34: ...R C232 0 1uF C232 0 1uF R254 10K R254 10K D202 BAV99 D202 BAV99 3 1 2 R263 10K R263 10K C293 0 1uF C293 0 1uF C234 10uF C234 10uF C251 0 1uF C251 0 1uF R289 68R R289 68R C246 0 1uF C246 0 1uF FB205 0R FB205 0R C291 0 1uF C291 0 1uF C249 2 2uF C249 2 2uF MSD3463GSA U201 MSD3463GSA MSD3463GSA U201 MSD3463GSA EPAD 217 RX0N_B 1 RX0P_B 2 RX1N_B 3 RX1P_B 4 RX2N_B 5 RX2P_B 6 AVDD_MOD 7 RXCN_A 8 RXCP_A 9 ...

Page 35: ...7 0 47uF OB6220 C227 0 47uF OB6220 R8 NC R8 NC R291 100k nc R291 100k nc C330 0 47uF OB6220 C330 0 47uF OB6220 L114 BEAD 600R L114 BEAD 600R C316 1nF C316 1nF C605 10uF C605 10uF C321 1nF C321 1nF Q26 3904 Q26 3904 1 2 3 R300 10k OB6220 R300 10k OB6220 C617 0 1uF C617 0 1uF C337 1uF 16V OB6220 C337 1uF 16V OB6220 C192 1nF C192 1nF C334 0 47uF OB6221 C334 0 47uF OB6221 C15 10uF 16V C15 10uF 16V C33...

Page 36: ...57 35 54Ω DMR 95 3 115 此HDMI port IC内置hotplug Copyright ShenZhen KTC Technology Co LTD Do not spread to third party without the written permission This document for ShenZhen KTC Technology CO Ltd and presented party internal use only C501 2 2uF C501 2 2uF U503 SGM2554A U503 SGM2554A VOUT 5 VOUT 1 GND 2 EN 4 IN 3 R544 33R R544 33R R552 10K R552 10K D516 NC 1pF D516 NC 1pF R554 200R R554 200R C502 4...

Page 37: ...D L2 270nH ONBOARD C1031 10uF 6 3V C1031 10uF 6 3V C13 180pF ONBOARD C13 180pF ONBOARD D1 BAV99 ONBOARD D1 BAV99 ONBOARD 3 2 1 C1 1nF C1 1nF L1 270nH ONBOARD L1 270nH ONBOARD J3 22 16MM J3 22 16MM 1 2 3 4 C2 1nF ONBOARD C2 1nF ONBOARD C73 8pF nc C73 8pF nc L8 0R L8 0R C1030 10uF 6 3V ONBOARD C1030 10uF 6 3V ONBOARD C72 8pF NC ONBOARD C72 8pF NC ONBOARD C41 NC 33pF C41 NC 33pF ANT SI2151 ANT SI2151...

Page 38: ..._N 5 TS0_D 7 0 5 TS0_SYNC 5 TS0_VLD 5 TS1_SYNC 5 GND PCMCIA GND 2 5V 5V NC GND GND NC NC CARD DETECT 0V 2 5V L H H NC H PCM_CD1_N PCM_CD2_N PCMCIA POWER PCM_CD_N Copyright ShenZhen KTC Technology Co LTD Do not spread to third party without the written permission This document for ShenZhen KTC Technology CO Ltd and presented party internal use only C1205 NC 10uF C1205 NC 10uF R1209 4 7K R1209 4 7K ...

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