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AD81NAH-L

POWER

BOARD

DIAGRAM

D8830M MIC BOARD DIAGRAM

D8830K KEY BOARD DIAGRAM

All manuals and user guides at all-guides.com

Содержание DVP-8830

Страница 1: ...IDEO PRODUCTS section on page 2 of this manual CONTENTS SERVICE PRECAUTIONS 2 3 ELECTRICAL TROUBLE SHOOTING GUIDE 5 15 PRINTED CIRCUIT 16 20 BLOCK DIAGRAMS 4 REPLACEMENT PARTS LIST 21 24 DVD and CD PL...

Страница 2: ...N X RAY SHIELD IN COLOR SETS ALWAYS RE INSTALL THEM 3 IT IS ESSENTIAL THAT SERVICE PERSONNEL HAVE AVAILABLE AN ACCURATE AND RELIABLE HIGH VOLT AGE METER THE CALIBRATION OF THE METER SHOULD BE CHECKED...

Страница 3: ...statically Sensitive ES Devices Some semiconductor solid state devices can be damaged easily by static electricity Such components commonly are called Electrostatically Sensitive ES Devices Examples o...

Страница 4: ...E L VCC VC GND F B A RF CD DVD D C T T F F TRIN GND TROUT UNLD LOAD KEYIN0 KEYIN1 KEYIN2 KEYIN3 KEYOUT0 KEYOUT1 KEYOUT2 KEYOUT3 LED GND 5V VCC RMC SP SP LIMIT GND SL SL TO KEY ASS Y TO PICK UP MECHAN...

Страница 5: ...normal Normal operation Refer to power guide Refer to display guide Refer to open close guide Refer to read disc guide Refer to video guide Refer to audio guide Yes Setting of the unit is correct Yes...

Страница 6: ...s A Power Circuit abnormal Is C320 AC 220V Is C307 DC 310V F301 is open XP302 or XP303 is open Power cord isn t inserted firmly or power cord is open Check commute circuit Check L301 and L302 Is the v...

Страница 7: ...F1 and F2 is 3 3V Check if voltage of 32 pin of PT6320 is 24V Check grounded negative voltage of screen F1 and F2 Replace PT6320 Check if connection cord between screen and decoder ass y is broken Ch...

Страница 8: ...eplace motor END Is open showed on the screen Yes Yes Yes Yes Yes No No No No No C Open close abnormal Is there voltage difference in XP003 UNLOAD pin and LOAD pin Check if RMC pin of XS004 have wavef...

Страница 9: ...in Fouse on Is laser normal Does the disc turn Can TOC be read Normal Refer to fouse guide Refer to TOC guide Refer to fouse guide refer to laser guide No No No No Yes Yes Yes Yes All manuals and user...

Страница 10: ...ing playback Have picture but picture disappearedduring playback END Check jack of output board or replace decoder ass y Replace decoder ass y Yes No Yes No Yes No Yes No Scart Check decoder ass y and...

Страница 11: ...sistoe Check if voltage of R L pin or AKM4384 is normal Is N1 signal output Check NJM4558 and peripheral components Check AKM4384 and peripheral components Is transistor VD2 and VD3 for mute usage bro...

Страница 12: ...ormal voltage at 14 7 pin of D001 Check connection between 14 7 pin of BA5954 and FCS FCS of XS14 Check if G1 normal operation Check BA5954 and peripheral components Does data output at 59 pin of D003...

Страница 13: ...and decoder ass y Replace pickup Does voltage at 125 126 pin of D003 Check connection between 125 126 pin of D2890 and LD pin of XS14 Check D2890 and peripheral components Does noraml voltage at 1 2 5...

Страница 14: ...nections between BA5954 and XS002 Check BA5954 and peripheral components Check if voltage of 16 pin of D003 is noraml Check connections between 16 pin of D2890 and 4 27 pin of BA5954 Check D2890 and p...

Страница 15: ...normal A B C D signal at 97 100 pin of D003 check connections between 97 100 pin of D003 and 5 6 9 10 pin of XS14 Check connections between XS14 and pickup Replace pickup Does normal RFIN at 215 pin o...

Страница 16: ...3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 SW1 SW2 SW3 SW4 DOUT DIN IC CLK STB KEY1 KEY2 KEY3 KEY4 V...

Страница 17: ...8 6 8k r416 4 7k c418 0 1 r419 10k c432 4 7 50 c411 0 1 r438 100 r425 10k r411 100 N401A 1 2 4558 3 2 1 4 o1 vdd v402 9014 3 2 1 r422 100k c408 10u 16v r434 12k c438 4 7 50 r424 20k r405 100k r403 1k...

Страница 18: ...42 1 C 2 VF 3 CS 4 RT CT Vref 8 VCC 7 OUT 6 G N D 5 F302 T1 6A 250V R303 4 7K R323 2W 180K R308 820 N303 7812S 1 2 3 IN G N D OUT C308 103 1KV C319 10U VD305 SF16 C309 22U 50V R307 10 2W V305 9014 3 2...

Страница 19: ...AD81NAH L POWER BOARD DIAGRAM D8830M MIC BOARD DIAGRAM D8830K KEY BOARD DIAGRAM All manuals and user guides at all guides com...

Страница 20: ...PB80 PROGRESSIVE SCAN BOARD DIAGRAM DHB706PSM DECODER BOARD DIAGRAM All manuals and user guides at all guides com...

Страница 21: ...ORD 1 S8095a KHL 250 LOADING ASS Y 1 S3024 POWER CORD HOLE 1 S1670a DVP8830 OWNER MANUAL 1 S3022 RCA CORD VIDEO 1 S3035 RCA CORD AUDIO 1 S3142 CC 1 0 12 100 1 S3251j CC 0 5 24 185 MT 8 0 5 1 S3467 KHL...

Страница 22: ...04 G0784 RT13 0 167W 56K 5 R421 G0735 RT13 0 167W 10K 5 R505 G0735 RT13 0 167W 10K 5 R422 G0753 RT13 0 167W 100K 5 R506 G0735 RT13 0 167W 10K 5 R423 G0735 RT13 0 167W 10K 5 R507 G0735 RT13 0 167W 10K...

Страница 23: ...17 a3512 CD110 16V 47uF M R307 a0440 RY27 2W 10 5 C418 a3336 CT4 X7R 0 1uF 63V S R308 G0042 RT14 0 25W 820 5 C419 a3336 CT4 X7R 0 1uF 63V S R309 G0721 RT13 0 167W 2K 5 C420 a3044 CL11 100V 5600P K R31...

Страница 24: ...COIL 0 02mH C320 a3447 CIS 0 22uF 280VACX2 K F301 a6763 FUSE 61801 6M C321 a3676 CD288 1000uF M 10V XP302 a6605 2P SOCKET C324 a2056 CS1 06B 104Z 63V Y5V XP303 a8917 AD70 DC POWER CORD C325 a3554 CD1...

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