Teac LEDV2282FHD Скачать руководство пользователя страница 40

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ISP upgrade

Step 1

：

open the ISP TOO tool

，

choose “Connect”, If connected successfully

，

there will be the

following dialog:

If the connection is not successful

，

then will be

：

，

and now

you need to check the tool connection.

Step 2

：

Choose “Read”, make the .BIN file will be burning into the tool

，

the burning files after

compiling has been saved in the \CV306 folder.

Содержание LEDV2282FHD

Страница 1: ...ng and Schematic Diagrams for DVD Module 4 Schematic Diagrams 10 BOM List 3 Troubleshooting MODEL CONTENTS 1 Precautions 2 Block Diagram 6 Exploded Views 7 Adjustment 8 Key Parts 9 Product Specificati...

Страница 2: ...he instrument completely reassembled plug the AC line cord directly into a 120V AC outlet Do not use an isolation transformer during this test Use a leakage current tester or a metering system that co...

Страница 3: ...ics are identified by shading an or a on schematics and parts lists Use of a substitute replacement that does not have the same safety characteristics as the recommended replacement part might created...

Страница 4: ...ved screws components and wiring have been installed correctly and that the portion around the serviced part has not been damaged and so on Further check the insulation between the blades of the attac...

Страница 5: ...a soft cloth If it is still dirty try breathing on the surface to create a light condensate and wipe it again If the surface is very dirty we recommend a CRT cleaning agent Apply the agent to a cloth...

Страница 6: ...le Disassembly can cause malfunctions 9 If you transport the module do not use packing material that contains epoxy resin amine or silicom glue alcohol or oxime These materials can release gas that ca...

Страница 7: ...l image 3 IR Board Receive IR Signal 4 Keyboard POWER SOURCE MENU VOL Channel 5 Adapter 110V 240V AC IN Ouput 12V DC to the mainboard 6 Inverter Board the power supply for backlight of panel 7 DVD Mod...

Страница 8: ...3 Troubleshooting Power Units Problem Solving Display Units Problem Solving Audio Units Problem Solving Functional Units Problem Solving CV306L A Common Problem Solving...

Страница 9: ......

Страница 10: ...d whether the voltage is correct or not Power on the machine Check LDO IC U1 U4 U10 U3 Q1 Q2 burned or over load short circuit test point TP3 have 5V test point TP2 have 12V test point TP11 have 1 8V...

Страница 11: ...the circuit N Is VCC Panel correct Check Q10 J2 Does the software match the panel Upgrade software N Y P i c t u r e2Display Units Units Flickering Flickering Flickering or Black screen Back light on...

Страница 12: ...d J9 have 12V Check 12v power supply for Inverter does J9 4 pin have control voltage Check repair power supply N N Y Y Check the PB ON OFF network Inverter damaged or bad connection P i c t u r e3D i...

Страница 13: ...U T Es e t W h e t h e ro rn o tn o r m a l R e s e t c h e c k C O N 1 2a n y s i g n a lo u t p u t Y N E x a m i n e e x t e r n a l S p e a k e r C h e c kp o w e r C i r c u i to fQ 1 i fp o w e...

Страница 14: ...ork of MSD306P T y3 aa3 pin Y Does Tuner have any signal output N Y Change Tuner Does power supply of U7 N Y Check circuit of MSB1210 Crystal Oscillator and SAW filter U14 Check the power supply netwo...

Страница 15: ...eck U13 MSD306PT and their filter network Y Check U13 and U14 whether has input audio signal or not N Y Check MSB121 0 and the circuit concerne d Check the Audio SAW filter U15 and the circuit concern...

Страница 16: ...t N Check U13 MSD3 06PT signal network concerned Y Change Tuner Does U13 have TS signal output Check external circuit N Y Picture 7 Function Unit DTV broke down TV not searching no image E x t e r n a...

Страница 17: ...gnal whether is normal and stable Check VS HS circuit OSD setting does not march Reset system Or input not support Check VS HS circuit Y N Check the VGA socket Whether touch normal with cable Check VG...

Страница 18: ...U13 MSD306PT RGB Input signal normal Y N Does SCART socket touch normal Is AV S VIDEO Input signal normal Change external signal source N Y Check the connection network between U13 and the input port...

Страница 19: ...Check HDMI and its input network check U26 whether it s EDID data is correct Check U13 MSD306PT HDMI network whether normal or not N Under pc mode whether has sound or not Y N See NO SOUND repair guid...

Страница 20: ...er Menu then CI information can be read Check VCC PCMCIA power supply Check Q8 whether work normal or not OK Y N Y N Y N Change CI card Check external network Change Q8 Change CI card OK Check externa...

Страница 21: ...Pr no output N Y Does input equipment work normal Y N Change input source Check theYPbPr input network Check the couple circuit Normal Abnormal Does U13 port damage Repair it P i c t u r e1 2F u n c t...

Страница 22: ...512M bits DDR1 32M bits SERIAL FLASH 12V_IN 2210mA AMP 1000mA 5VU 3000mA MP1423 1 32V 1160mA DVDD1 2V 5VA for PANEL 7805 TPS54231 5V_TUNER 210mA 3 3VU 400mA standby 6 6mA AVDD_DVI 1000mA 32K bits EEPR...

Страница 23: ...OMP 6 VSENSE 5 C31 100n C31 100n 1 2 C43 NC 100n C43 NC 100n 1 2 CA14 100u 16V CA14 100u 16V 2 1 D4 1N4001 D4 1N4001 2 1 CA18 100u 16V CA18 100u 16V 2 1 Q6 3904 Q6 3904 1 2 3 R45 10k R45 10k 1 2 L3 6...

Страница 24: ...VDD_DDRA5 F17 VDDC1 2VC H17 VDDC1 2VD J14 VDDC1 2VE J15 VDDC1 2VF J16 VDDC1 2VG J17 AVDD25_REF2 P8 DVDD_NODIE K9 AVDD_DVI3 G8 AVDD_DMPLL G9 AVDD3P3_ADC1 E9 AVDD3P3_ADC2 F9 GND3 N9 GND4 P9 GND11 J10 GN...

Страница 25: ...0 Vdd A6 A4 A11 A8 RFU NC Vss U9 W9751G6IB Vdd1 A1 NC2 A2 Vss1 A3 DQ14 B1 VssQ2 B2 UDM B3 A4 N8 A6 N7 Vdd4 M9 A0 M8 A2 M7 CS L8 CAS L7 ODT K9 CLK K8 RAS K7 Vdd3 J9 CLK J8 VssDL J7 DQ5 H9 VssQ10 H8 DQ2...

Страница 26: ...HPD1 CLKA DA2 CLKA DDCASCL HPD1 CEC HDMIA_5V DDCA_SDA DDCA_SCL DA1 DA1 DA0 DA0 DA2 DA2 CLKA CLKA RXACLKP RXACLKN RXA0P RXA0N RXA1P RXA1N RXA2P RXA2N DDCASDA DDCA_SCL DDCA_SDA HOTPLUGA SCL HDMIA_5V CEC...

Страница 27: ...22 PI5V330 U22 PI5V330 S1A 2 S1B 5 S1C 11 S1D 14 S2A 3 S2B 6 S2C 10 S2D 13 IN 1 DA 4 DB 7 DC 9 DD 12 VCC 16 GND 8 EN 15 C99 560p C99 560p 1 2 DD16 ESD DD16 ESD CON12 VGA CON12 VGA 5 10 4 9 3 8 2 7 1 1...

Страница 28: ...P LOGO H7 DIP LOGO H7 1 Q24 NC 3904 Q24 NC 3904 1 2 3 C153 22n C153 22n C169 1u C169 1u C156 22n C156 22n R231 47k R231 47k 1 2 S N H5 S N H5 1 R230 10k R230 10k 1 2 C163 1u C163 1u R182 4 7k R182 4 7...

Страница 29: ...5 Troubleshooting and Schematic Diagrams for DVD Module 1 Power supply trouble 2 Display trouble 3 Audio trouble 4 Function trouble AL09 Trouble Shooting...

Страница 30: ...U5is normal Check if the 3 3V and1 8V supply is normal Updatc the softwarc for flash U5 is ok Check the U5 and the periphery circuit Power supply trouble NO signal N Check the mainboard suplly for dvd...

Страница 31: ...uble NO signal and the laser apparatus working is normal Checd the video output circuit Update The FLASH U5 Display color abnormal missing color Update the flash U5 Check the XT1 U5 and the video outp...

Страница 32: ...NO sound No sound sound little Check the power supply for U7 Check the power supply for 12V and R58 Check the circuit betweer U5 output and U7 Check the output circuit of U7 and check U7 Check the cor...

Страница 33: ...weldig or abnormal Change or repair the damaged component Connect the cable again Check the voltage for R78 Check the circuit between CN2 and R78 When read the disc laser is normal IF the CDLD DVD LD...

Страница 34: ...is normal 1 Checd the ciruit between U5 and U6 2 Checd the Periphery circuit for U6 Checd the reference voltage is normal for VREF1 VREF2 1 Checd the periphery circuit for VREF1 VREF2 2 Checd U5 and p...

Страница 35: ...5 6 7 8 9 10 11 13 15 12 14 29 33 34 35 36 37 38 16 17 18 19 20 21 22 23 24 65 78 77 76 75 74 73 72 71 70 69 68 67 66 62 25 26 27 28 30 31 32 DVDA DVDB DVDC DVDD RFSUM RFIS AGCCAP RF_AVDD AD_AVDD AD_A...

Страница 36: ...6 Exploded Views...

Страница 37: ...nter factory menu INPUT 2580 2 PC ADC adjust enter ADC ADJUST in factory menu you can use Checker Board pattern signal or Gray Scale pattern from you PC use remote control select AUTO ADC then use rig...

Страница 38: ...ng in factory menu you can select Contrast Brightness Color Sharpness to adjust in Curve Type menu Usual we only change the value of Curve Point 50 the picture quality will present in the standard mod...

Страница 39: ...e red indicator light into green It has access to USB upgrade condition while the indicator light turns green to red again and now you can release the POWER key Please do not power off during the upgr...

Страница 40: ...ssfully there will be the following dialog If the connection is not successful then will be and now you need to check the tool connection Step 2 Choose Read make the BIN file will be burning into the...

Страница 41: ...0 5V 8 Key Parts 8 1 Inverter Board 8 2 Panel Pin No Symbol Description 1 2 VCC 12V 3 Von off On off Control 4 Brightness 5 6 GND Ground...

Страница 42: ...ial data input Channel E0 even 14 GND Ground 15 RXE1 Negative LVDS differential data input Channel E1 even 16 RXE1 Positive LVDS differential data input Channel E1 even 17 GND Ground 18 RXE2 Negative...

Страница 43: ...SECAM PAL B G D K I TV function SECAM L B G D K PC Resolutions up to 1920 1080 60HZ Video HDMI Resolutions 480i p 576i p 720p 1080i p Input Left Right PC AUDIO Output Earphone SPDIF Speaker 2 3 watt...

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