Newsgroup: it.hobby.elettronica.riparazioni
Titolo: Sony kv-e 2511a

Salve. vorrei almeno tentare di ripararlo ma non riesco a reperire il manuale di servizio quindi non riesco a visualizzare il codice errore (led che lanpeggia sul frontale)finale di riga?resistenze?EAT?Ringrazzio anticipatamente e vi aguro buon 
natale.co...@libero.it
 
-- 
Questo articolo e` stato inviato dal sito web 
http://www.nonsolonews.it

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AE1 1987-1990 T OR 1= T/TEXT M= MONO SND R/CTRL=RM670/671.
AE1 KV21XMTU/KV21XMU/KVDX21TU/KVDX2112U/KVDX27TU/KVDX271TU\KVM21TU
AE1 KVM21U/KVM2511U/KVX2121U/KVX2129U/KVX2521U/KVX2529U/KVX21TU/KVX25TU.
AE1
AE1 BLANK SCREEN WITH FLYBACK LINES R805(1R2)
AE1 BURNING SMELL R614 ; R611 & L607
AE1 CAN'T STORE STATIONS PIN 2 ICOO3 NOT -33V L807 PTNO 140750400 R008 C017
AE1 CHOPPER TRANSISTOR R614 IC601 TEA2164
AE1 CHOPTR R614 OC MAYBE IC601 TEA2164
AE1 CRACKLE ON SND D/J AROUND EARTH POINTS MAINS BRIDGE
AE1 DEAD 2R7/7W+TEA2164+2SC1548 CHOPPER.
AE1 DEAD CHOPPER TRANSISTOR R614 IC601 TEA2164
AE1 DEAD CHOPTR(2SD1548)+R614(220R10W),IC601(TEA2164)
AE1 DEAD CHOPTX PINS,
AE1 DEAD EHT SURGE,R822,R802,R522,C517,RV501,C518,LOPTX,RV601
AE1 DEAD FLASH & FIZZING NOISE SPARK ,T601
AE1 DEAD FLASH & FIZZING SPARK FROM T601 POWER TRNSFMR
AE1 DEAD MAINS FUSE , Q602 2SD1548LB CHOPPER TR " D608 RU-3AM CHECK R614 
220R 10W DRY JOINTS
AE1 DEAD MAINS FUSE , Q602 2SD1548LB CHOPTR D608 RU-3AM R614 220R 10W
AE1 DEAD PS601(2A) C615(1000UF25V)
AE1 DEAD R1603 2R7 7W ; CHOPPER TR 2SD1548 ; R614 220R STAND UP RES
AE1 DEAD STBY IC601; LOPTX. EARTH PIN 3
AE1 DEAD STBY LIGHT COMES ON BRIEFLY, LOPTX U/S
AE1 DEAD STBY LIGHT ON BRIEFLY RUNNING ON DUMMY LOAD NOT RECOMMENDED - LOPTX
AE1 DEAD STR50115, R2M, R621 1R 2W, & CP PS801
AE1 DEAD/STBY IF SW ON FROM SKT CHECK FOR 0V AT PINS 2 & 3 OF IC601; IF PIN 
3 = +7V SUS LOPTX. EARTH PIN 3 AND CHECK FOR SMOKE
AE1 DEAD/STBY LOPTX. EARTH PIN 3
AE1 EW FAULT+RH SCREEN BLANK ON AV BOARD
AE1 EXCESS BRILL WITH FB LINES R722 680K IN SIDE OF A1 VOLTS
AE1 FIELD COLLAPSE IC502, R802, R530 & R802
AE1 FIELD COLLAPSE TDA8170, TEA2031A, L806
AE1 FIELD LIN - TOP STRETCHED C531 680UF
AE1 FIELD LIN BOTTOM CRAMP C531 680UF25V
AE1 FIELD LIN TOP STRETCHED C531 680UF
AE1 FIELD LINEARITY C531(680UF 25V) .
AE1 FIELD LO HEIGHT/PIC CRAMP C531(680UF25V)
AE1 FIELD REDUCED WITH CRAMPING/FOLDOVER R802 0R47
AE1 FIELD STRIATIONS. R5025(680R)
AE1 FIELD STRIATIONS. R5025(680R)
AE1 FIZZING TRIPPING NOISE. DRYS ON WINDINGS PINS 17&18 OF T601.
AE1 FLASHING/SMEARING & THEN OFF WHEN HEATED IC301 TDA4580 RGB CONTROLLER
AE1 HALF PIC GONE, BOWED SIDE PINS 17 & 18 PLUG/SKT CNJ51 AV INTERFACE BOARD
AE1 HOT STBY/ FLASHING LED LO 5V Q604(2SD7893.
AE1 INT ALL SORTS, BAD JOINTS, ITS A SONY WHAT CAN I SAY.
AE1 INT LOSS SND PIC OK IC251 OR IC252
AE1 INT LUMINANCE SIGNAL DELAY LINE(DL332)ON PCB B. PART NO.1-236-062-11.
AE1 INT NEG PIC , DRY JOINTS AT T1 AND T2 IN THE IF SECTION.
AE1 INT NICAM , IF CAN
AE1 INT NO LUMINANCE SIGNAL DELAY LINE(DL332)ON PCB B. PART NO. IS 
1-236-062-11.
AE1 INT PIC ON CHANNEL CHANGE,IC1003 PI L8O7 (-30V FEED)
AE1 INT PIC, A1 BRINGS PIC CHECK FOR DRYS ON TEXT PCB ,TOP PLUGS / SOCKETS
AE1 INT PIC,TOUCHING / ADJUSTING A1 BRINGS PIC, TEXT PCB, PLUGS / SOCKETS
AE1 INT PIC/SND, 2SD1548LB CHOPTR Q608
AE1 INT SND,IC201
AE1 INT SND/PIC Q608 12V REG DRY RESOLDER CHOPPER TX AND METAL PLATES EARTH 
TABS
AE1 INT STBY ,HI HT SET STBY SET HT CONTROL FOR 135V
AE1 INT TELETEXT CONTRAST VARIATIONS EMITTER OF Q02 ON BOARD V
AE1 INT TEXT Q02
AE1 INT/SLOW START UP C615 1000UF25V IN 14V SUPPLY
AE1 JAGGED PIC - INT RV502 10K HOR PHASE POT
AE1 LINE SYNC JITTER & ROLL, Q598 VID AMP UNDER TUNER IF CAN & IC608 12V REG
AE1 LO HEIGHT FIELD FOLDOVER CRAMPING IN CENTRE R801(0.47R)
AE1 LO HEIGHT WITH CRAMPING , R802 0R47 & D801 RGP15J
AE1 LOOKS LIKE FINE TUNE OFF WILL NOT LOCK,NICAM IC601
AE1 LOPTR CAUSE L806
AE1 LOSES PIC ON CHANNEL CHANGE(INT )IC1003 PI L8O7 (-30V FEED)
AE1 LOUD HUM, ON BLACK LINK FROM CHOPTX TO ONE REGULATOR CHIPS
AE1 LUMINANCE INT DELAY LINE DL332 - PT NO 1-236-062
AE1 MOTOR BOATING NOISE IN STBY HEAT SINK AUDIO OUTPUT IC EARTH C612
AE1 MOTORBOATING METAL PANEL JOINTS.
AE1 NO CHAN STORE,L807, LO -33V
AE1 NO EHT - LINE SCAN DRIVE AT 10V D1504 ON SCART PCB
AE1 NO EHT LINE SCAN DRIVE APPROX 10V D1504 SC ON SCART PCB
AE1 NO NICAM BPF 1101
AE1 NO PIC - SND OK FAINT PIC PRESENT WHEN A1 ADVANCED - R812 68K
AE1 NO PIC - SND OK. D803 , R807(1K)
AE1 NO PIC NO A1'S D803,R807,R812
AE1 NO R/C OPERATION,NO SND & PIC - PIC SIZE VARIES C615 1000UF 25V 14V
AE1 NO SND/PIC, L606 Q608, Q805. R822(1K)
AE1 NO SYNC T101
AE1 PATTERNING, R544 330R ACROSS SCAN COILS
AE1 PIC BLANKED OUT - SND OK 18V SUPPLY - READ 38V.; Q608 2SD1761
AE1 PIC FINE SHIMMERING HORIZONTAL BLAC R544 330R IN FIELD CCT
AE1 PIC GOES TO SNOW MEMORY IC FOR -30V,IF LOW L807 10UH
AE1 PICTURE COVERED BY FINE SHIMMERING HORIZONTAL BLAC R544 330R IN FIELD 
CCT
AE1 POOR PURITY SCAN COILS, RELEASE SCREW THAT HOLDS COILS AND SLIDE 
FORWARDS
AE1 POWERS UP THEN TRIPS OFF IC251(LA4280)
AE1 PURITY POOR SCAN COILS SHIFTED SLIGHTLY - SLACKEN & REPOSITION
AE1 ROLLING SOME PROGS C403 47UF ON MAIN PCB UNDER TUNER
AE1 SCREENING PLATE +T101/T102.
AE1 SEARCH TUNE UP NOT DOWN, BOARD A, REMOVE CAN RESOLDER EARTHS,T101,T102.
AE1 SHIMMERING HORIZONTAL BLACK LINES R544 330R SCAN COIL DAMPING RES
AE1 SHUTS DOWN WITH LED FLASHING 4 TIMES, C605(220UF35V),C617(100UF50V)
AE1 SLOW PIC,C615 1000UF, 25V.
AE1 SLOW+NEG PIC,HT LOW AT 120V(135VN) C516(1000UF25V).
AE1 SND CRACKLE/MUTE , ORANGE COLOURED CRYSTAL TRIMMER CV1101 ON THE NICAM 
MODULE
AE1 SND INT,CHOPPER TFMR 40V
AE1 STARTS THEN SHUTS DOWN REMOVE T601 RESOLDER JOINTS ON ALL PINS THEN 
REFIT
AE1 STARTS/STOPS, T601
AE1 STBY MOTORBOAT NOISE METAL PLATE ACROSS THE PCB.
AE1 SURGE THEN TRIPS OFF IC251(LA4280)SHORT
AE1 TXT - INT CONTRAST Q02 BOARD V
AE1 UNT SNOW CHECK MEMORY IC FOR -30V , IF LOW CHECK L807 10UH
AE1 WARM DEAD,LED FLICKERING RAPIDLY NO R/C - Q604 2SD789-3
AE1 WARM LINE JITTER /ROLL IC608(Q608 ON PCB) 12V REG.
AE1 WARM LINE SYNC JITTERS Q598, THE VIDEO AMPLIFIER, UNDER THE TUNER.
AE1 WARM LINE/FIELD SYNC JITTER Q598 VID AMP UNDER TUNER,IF CAN & IC608 12V 
REG
AE1 WARM STBY, 5V REG Q604, 2SD789-3.
AE1 WARM STBY, LED FLICKER, RAPIDLY NO R/C - 5V SUPPLY LOW - Q604 2SD789-3
AE1 WHEN TEXT ON , ONLY TV CHROMA , IN MIX ONLY TV DJ PIN 5 OF CONNECTOR D3
AE1 WHEN TEXT ON,ONLY TV CHROMA,IN MIX ONLY TV DJ PIN 5 OF CONNECTOR D3
AE1 WHITE STREAKS ON PIC BOARD A, REMOVE CAN RESOLDER EARTHS AND T101 AND 
T102.
AE1 WILL NOT STORE CHANNELS. SHOULD HAVE -33V ON PIN 2 OF IC003(M58655P), 
L807 .
AE1 WON'T STORE CHAN, L807
AE1.DRIFTING OFF TUNE, BOARD A, REMOVE CAN, RESOLDER EARTHS AND T101 AND 
T102.
AE1A 1990 R/CTRL=RM689.
AE1A COLD HUM C615 1000UF, 25V,
AE1A DEAD C615(1000UF35V)
AE1A EW RASTER TEA2031+HI HT (135VNORM) R522 100K..
AE1A EW RASTER,TEA2031A EW DRIVER CHIP IC1501 ON BOARD J
AE1A FIELD - PARTIAL COLLAPSE C531 680UF 25V
AE1A FIELD LIN POOR C531 680UF 25V
AE1A HI HT, 135VN. R522 100K
AE1A INT STBY - HI HT (135VN) R522 100K IN HT SENSING CCT
AE1A KVD2512U/KVD2912U/KVE2512/KVE2912/KVX2132U/KVX2532U/KVX2932U.
AE1A LO/NO SOUND C615(1000UF35V)
AE1A POOR FIELD 680UF 25V C531.
AE1A SND TAKES MORE THAN A MIN TO ARRIVE C615 1000UF 25V IN 14V SUPPLY - 
FEEDS AUDIO MUTE CCT
AE1A USER DEFINED SECURITY CODE IS UNKNOWN WHEN CODE IS ASKED FOR - PRESS 
"TEST" ON A SERVICE 

 AE1.................................
Bravo, non c'e' nulla di meglio di Highlander per sveltire le cose!

 Non farmi arrabbiare propio a natale.
Model: AE1, AE1A, AE1B, KV-211XML, KV-211XMTL, ...
Subject: NO PICTURE OR DARK PICTURE.(D803,R807)
Symptom: No picture or dark picture
Cause: R 807 is open
Remedy: Change R807 (1K,1 W) and change D803 by another one(RGP02-17)
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: SET GOES IN STAND-BY AFTER A WHILE.(C025,C026)
Symptom: Set goes in stand-by after a while
Cause: Bad reset
Remedy: Change C025 and C026 (4,7 µF)
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: REPROGRAMMING OF PRESETS DOESN'T WORK ANYMORE.(L80
Symptom: Reprogramming of presets doesn't work anymore.
Cause: -30V at pin 2 of IC003 is missing. L807 is open.(-30V is made by FBT)
Remedy: Change L807 The tension you normally messure having this problem 
is -15V
Model: AE1, AE1A, AE1B, KV-211XML, KV-211XMTL, ...
Subject: NO PICTURE.(C327)
Symptom: No picture
Cause: C327 is defekt on the chroma board.
Remedy: Change C327(0.01µF)
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: DARK PICTURE.(TDA6600)
Symptom: Dark picture
Cause: TDA6600 on the KS board is defekt.
Remedy: Change TDA6600 Perhaps due to overvoltage
Model: AE1, AE1A, AE1B, AE1C, KV-211XML, ...
Subject: INTERMITTENT NO POWER.(CF501)
Symptom: Intermittent no power
Cause: CF501 is unstabel and causes the set to stop running after a while, 
or sometimes no power up at all.
Remedy: Change CF501.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: No power.(C025,C026)
Symptom: No power.(bad reset)
Cause: C025 is short and hence the reset circuit doesn't work anymore.
Remedy: Change this capacitor.Change preventifly also C026. Sometimes the 
set starts and stops after a while.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: NO POWER OR NO SOUND.(IC251)
Symptom: No power or no sound. Due to shortage of IC251 the set doesn't 
power up.
Cause: 251 (. Due to shortage of IC251 the set doesn't power up.)
Remedy: Change power amp. Both symtoms can occur: No sound, or complete 
shortage causes no power
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: SIZE OF PICTURE CHANGES INTERMITTENT.(D501)
Symptom: Size of picture changes intermittent.
Cause: D501
Remedy: Change this diode.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: INTERMITTENT NO COLOUR.(X332)
Symptom: Intermittent no colour.
Cause: X 332
Remedy: Change X 332 Normally the variabel capacitor of a AE1 chassis is not 
in cause. (white capacitor)
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: NO PICTURE, NO OSD,TXT AND SOUND OK.(R812)
Symptom: No picture, no OSD, TXT and sound OK.
Cause: R 812 (68 K)
Remedy: Change R812. Normally R 812 is open.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: RATTLE NOISE, ALSO IN STAND-BY.
Symptom: Rattle noise, also in stand-by.
Cause: Bad contacts on audio heathsink.
Remedy: Resolder.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: NO POWER, WHISTLING NOISE.(FBT)
Symptom: No power, whistling noise.
Cause: Flyback transformer.
Remedy: Change FBT.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: NO POWER, SET GOES IN PROTECTION.(C517)
Symptom: No power, set goes in protection.
Cause: C 517 value has changed.
Remedy: Change C 517.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: NO POWER, SET STOPS RUNNING AFTER A WHILE.(R614)
Symptom: No power, or set stops running after a while.
Cause: R 614 has a bad contact.
Remedy: Change R 614. If the damage to the D-board is to big, please check 
SB TV01392.
Model: AE1, AE1A, AE1B, AE1C, KV-211XML, ...
Subject: NO POWER.(D611)
Symptom: No power.
Cause: Lightening. D 611 is short.
Remedy: Change D611
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: PICTURE IS VERTICAL UNSTABEL.(C592)
Symptom: Picture is vertical unstabel.
Cause: C 592.
Remedy: Change C 592. Symptom is more visabel with high brigtness level!
Model: AE1, AE1A, AE1B, KV-211XML, KV-211XMTL, ...
Subject: NO PICTURE, SOUND OK.(D803,R807)
Symptom: No picture, sound OK.
Cause: D 803 is defect and hence R 807 goes defect.
Remedy: Change D 803 by improved type of diode RGP02-17. Check SB TV02190.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: INTERMITTENT NO PICTURE, SOMETIMES NEGATIVE PICTUR
Symptom: Intermittent no picture, sometimes negative picture.
Cause: Bad contact T 101, T102, T103.
Remedy: Resolder these coils.
Model: AE1, AE1A, AE1B, AE1C, KV-211XML, ...
Subject: PIN DISTORTION.(C815,L806)
Symptom: Pin distortion.
Cause: C 815 is defect and hence L 806 burns.
Remedy: Change both components. Defect is visable when coil L806 has burned.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: BLANKING LINES ON THE PICTURE.(R544)
Symptom: Blanking lines on the picture.
Cause: R 544 value has changed.
Remedy: Change this resistor.
Model: AE1, AE1A, AE1B, AE1C, KV-211XML, ...
Subject: NO PICTURE, ONLY HORIZONTAL LINE.(IC502,R530)
Symptom: No picture, only horizontal line.
Cause: IC 502 is defect.
Remedy: Change IC 502 and check also R 530. Change also C531 and C532.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: SET GOES OFF IN STAND-BY (D607,R623)
Symptom: Set goes off in stand-by.
Cause: D 607 and R 623 are defect.
Remedy: Change both components.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: FLICKERING OR NEGATIVE PICTURE DURING START- UP.
Symptom: Flickering picture.
Cause: C 625 is defect and hence 12V output is not correct.
Remedy: Change this capacitor.
Model: AE1, AE1A, AE1B, AE1C, KV-211XML, ...
Subject: POOR VERTICAL LINEARITY.(C531,C532)
Symptom: Poor vertical linearity.
Cause: C 531 :Top of the picture. C 532 :Bottom of the picture.
Remedy: Change both capacitors.
Model: AE1, AE1A, AE1B, AE1C, KV-211XML, ...
Subject: BLANKING LINES ON THE PICTURE.(R722)
Symptom: Blanking lines on the picture.
Cause: R 722 value has changed.
Remedy: Change this resistor.
Model: AE1, AE1A, AE1B, AE1C, KV-211XML, ...
Subject: PURITY ERROR.(POSITION DEFLECTION YOKE)
Symptom: Purity error.
Cause: Deflection Yoke has changed position backwards.
Remedy: Complete readjustement of purity and linearity as explained in the 
service manual. Fix scew of the DY securely
and put locking compound to prevent repositio
Model: AE1, AE1A, AE1B, AE1C, KV-211XML, ...
Subject: NO POWER(D 606)
Symptom: No power
Cause: D 606 is leaking.
Remedy: Change this diode.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: NO POWER.(D632)
Symptom: No power.
Cause: D 632 is defect.
Remedy: Change this diode.
Model: AE1, KV-211XML, KV-211XMTL, KV-211XMTU, KV-211XMU, ...
Subject: SET SWITCHES IN STAND-BY.(C612)
Symptom: Set switches in stand-by.
Cause: C 612 has bad contact.
Remedy: Resolder C 612.
Model: AE1
Subject: V LINEARITY FAULT
Symptom: V LINEARITY FAULT
Cause: FAILURE OF C531
Remedy: REPLACE C531 (1-124-190-00) WITH A 680 µF±10%, 25V CAPACITOR 
(1-107-866-51)
Model: AE1
Subject: Intermittent no power
Symptom: Intermittent no power
Cause: CF501 is unstabel and causes the set to stop running after a while, 
or sometimes doesn't start at all.
Remedy: Change CF501. Part(s): 1-567-888-11 (CF501)
Model: AE1
Subject: No picture, sound OK.
Symptom: No picture, sound OK.
Cause: D 803 is defect and hence R 807 goes defect.
Remedy: Change D 803 by improved type of diode RGP02-17. Part(s): 
8-719-976-64 (D 803)
Model: AE1
Subject: No picture, sound OK.
Symptom: No picture, sound OK.
Cause: D 803 is defect and hence R 807 goes defect.
Remedy: Change D 803 by improved type of diode RGP02-17. Part(s): 
8-719-976-64 (D 803)
Model: AE1
Subject: Intermittent no picture, sometimes negative pictur
Symptom: Intermittent no picture, sometimes negative picture.
Cause: Bad contact T 101, T102, T103.
Remedy: Resolder these coils. Part(s): (T101)
Model: AE1
Subject: Set goes in stand-by after a while
Symptom: Set goes in stand-by after a while
Cause: Bad reset
Remedy: Change C025 and C026 (4,7 µF) Part(s): 1 102 125 00 (C025) 1 102 125 
00 (C026
Model: AE1
Subject: Pin distortion.
Symptom: Pin distortion.
Cause: C 815 is defect and hence L 806 burns.
Remedy: Change both components. Part(s): Check SM (L806) Check SM (C815
Model: AE1
Subject: Blanking lines op the picture.
Symptom: Blanking lines op the picture.
Cause: R 544 value has changed.
Remedy: Change this resistor. Part(s): 1-247-745-11 (R 544)
Model: AE1
Subject: No picture, only horizontal line.
Symptom: No picture, only horizontal line.
Cause: IC 502 is defect.
Remedy: Change IC 502 and check also R 530. Change also C531 and C532. 
Part(s): 8-759-944-57 (C502) 1-249-448-11
(R530
Model: AE1
Subject: Reprogramming of presets doesn't work anymore.
Symptom: Reprogramming of presets doesn't work anymore.
Cause: -30V at pin 2 of IC003 is missing. L807 is open.(-30V is made by FBT)
Remedy: Change L807 Part(s): 1-408-242-00 (L 807)
Model: AE1
Subject: No picture
Symptom: No picture
Cause: C327 is defekt on the chroma board.
Remedy: Change C327(0.01µF) Part(s): 1-101-104-00 (C 327)
Model: AE1
Subject: Dark picture
Symptom: Dark picture
Cause: TDA6600 on the KS board is defekt.
Remedy: Change TDA6600 Part(s): 8-759-013-17 (IC 201)
Model: AE1
Subject: No power.(bad reset)
Symptom: No power.(bad reset)
Cause: C025 is short and hence the reset circuit doesn't work anymore.
Remedy: Change this capacitor.Change preventifly also C026. Part(s): 
1-102-125-00 (C025) 1-102-125-00 (C026
Model: AE1
Subject: No power or no sound.
Symptom: No power or no sound.
Cause: IC 251
Remedy: Change power amp. Part(s): 8-759-803-31 (IC 251) 8-759-803-31 (IC251
Model: AE1
Subject: Size of picture changes intermittent.
Symptom: Size of picture changes intermittent.
Cause: D501
Remedy: Change this diode. Part(s): 8-719-911-19 (D501)
Model: AE1
Subject: Intermittent no colour.
Symptom: Intermittent no colour.
Cause: X 332
Remedy: Change X 332 Part(s): 1-567-131-11 (X 332)
Model: AE1
Subject: No picture, no OSD, TXT and sound OK.
Symptom: No picture, no OSD, TXT and sound OK.
Cause: R 812 (68 K)
Remedy: Change R812. Part(s): 1-244-917-00 (R 812)
Model: AE1
Subject: Rattle noise, also in stand-by.
Symptom: Rattle noise, also in stand-by.
Cause: Bad contacts on audio heathsink.
Remedy: Resolder. Part(s): (IC 601)
Model: AE1
Subject: No power, whistling noise.
Symptom: No power, whistling noise.
Cause: Flyback transformer.
Remedy: Change FBT. Part(s): Check SM (FBT)
Model: AE1
Subject: No power, set goes in protection.
Symptom: No power, set goes in protection.
Cause: C 517 value has changed.
Remedy: Change C 517. Part(s): 1-124-252-00 (C 517)
Model: AE1
Subject: No power, set goes in protection.
Symptom: No power, set goes in protection.
Cause: C 517 value has changed.
Remedy: Change C 517. Part(s): 1-124-252-00 (C 517)
Model: AE1
Subject: No power, or set stops running after a while.
Symptom: No power, or set stops running after a while.
Cause: R 614 has a bad contact.
Remedy: Change R 614. Part(s): 1-205-919-11 (R614)
Model: AE1
Subject: No power.
Symptom: No power.
Cause: Lightening. D 611 is short.
Remedy: Change D611 Part(s): Check SM (D 611)
Model: AE1
Subject: Picture is vertical unstabel.
Symptom: Picture is vertical unstabel.
Cause: C 592.
Remedy: Change C 592. Part(s): 1-124-122-11 (C592)
Model: AE1
Subject: Set goes off in stand-by.
Symptom: Set goes off in stand-by.
Cause: D 607 and R 623 are defect.
Remedy: Change both components. Part(s): 8-719-300-33 (D607) 1-249-385-00 
(R623
Model: AE1
Subject: Flickering picture.
Symptom: Flickering picture.
Cause: C 625 is defect and hence 12V output is not correct.
Remedy: Change this capacitor. Part(s): 1-124-360-00 (C 625)
Model: AE1
Subject: Poor vertical linearity.
Symptom: Poor vertical linearity.
Cause: C 531 :Top of the picture. C 532 :Bottom of the picture.
Remedy: Change both capacitors. Part(s): 1-128-576-11 (C 532) 1-126-231-11 
(C 531
Model: AE1
Subject: Blanking lines on the picture.
Symptom: Blanking lines on the picture.
Cause: R 722 value has changed.
Remedy: Change this resistor. Part(s): 1-244-941-00 (R 722)
Model: AE1
Subject: Purity error.
Symptom: Purity error.
Cause: Deflection Yoke has changed position backwards.
Remedy: Complete readjustement of purity and linearity as explained in the 
service manual. Part(s): (DY)
Model: AE1
Subject: No power
Symptom: No power
Cause: D 606 is leaking.
Remedy: Change this diode. Part(s): 8-719-300-33 (D 606)
Model: AE1
Subject: No power.
Symptom: No power.
Cause: D 632 is defect.
Remedy: Change this diode. Part(s): 8-719-110-16 (D 632)
Model: AE1
Subject: Set switches in stand-by.
Symptom: Set switches in stand-by.
Cause: C 612 has bad contact.
Remedy: Resolder C 612. Part(s): (C 612)
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: NO COLOUR, OR INTERMITTENT NO COLOUR.(CT302,CT332)
Symptom: No colour, or intermittenly no colour
Cause: Value of CT302 or CT332 changes, due to a bad contact internally
Remedy: Change variable capacitor by a fix one with a value of 15pF Check SB 
TV01500!!!!!!!
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: POWER SUPPLY POWERS UP, BUT STOPS AFTER 4 X.(C605,
Symptom: Power supply tryes to start up, but stops after 4 times
Cause: Values of C605 and C617 have changed, and due to this the load of the 
chassis is to high to start the set.
Remedy: Change C605 and C617. Warming up the capacitors can sometim
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: SOMETIMES NO POWER.(C504)
Symptom: TV doesn't start intermittenly, +B is 100V .
Cause: C 504 is defekt.
Remedy: Change C 504
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: SET CHANGES INTERMITTENT PRESELECTION.(IC005)
Symptom: Set changes intermittent his preselection.
Cause: Heating causes IC005 to become unstabel.(SDA 2546)
Remedy: Change this IC and reinitialate this new IC. Reinitialation: Start 
the set by pressing prog+ and prog-, and the
power switch at
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: PLOP NOISE.
Symptom: Plop-noise in speakers
Cause: 1)bad connections at IC251,IC261. 2)IC251 and IC261 are defect. 3)bad 
contacts at IC604 (5V stabilisor)
Remedy: 1)resoldering 2)change both ic's. 3)resolder IC604
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: NO PICTURE.(Q332)
Symptom: No picture
Cause: Q332 is short on B or B1 board.(chroma board)
Remedy: Change this Q332.
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: NO POWER.(C518, Q804)
Symptom: No power. (PSU is OK, but set doesn't start.
Cause: C518 value has changed and hence Q804 has become short. Sometimes 
even IC501 can be defect.
Remedy: Controle and change these components.
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: INTERMITTENT NO POWER ON OR CYCLIC POWER ON/OFF.(C604)
Symptom: Cyclic power ON/OFF (constantly)
Cause: Value off C604 has changed and hence the set doesn't power up any 
more.
Remedy: Change C604
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: PIN DISTORTION.(IC1501,D1506)
Symptom: Pin distortion.
Cause: IC 1501 and D 1506 are defect.
Remedy: Change both components.
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: FAULTY VERTICAL DEFLECTION.(R570)
Symptom: Faulty vertical deflection.
Cause: R 570 value has changed.
Remedy: Change this resistor.
Model: AE1A, AE1B, AE1C, KV2951A, KV-A2110B, ...
Subject: GREENISH PICTURE.(C339)
Symptom: Greenish picture.
Cause: C339 is defect.
Remedy: Change this capacitor.
Model: AE1A
Subject: V LINEARITY FAULT
Symptom: V LINEARITY FAULT
Cause: FAILURE OF C531
Remedy: REPLACE C531 (1-124-190-00) WITH A 680 µF±10%, 25V CAPACITOR 
(1-107-866-51)
Model: AE1A
Subject: Plop-noise in speakers
Symptom: Plop-noise in speakers
Cause: 1)bad connections at IC251,IC261. 2)IC251 and IC261 are defect. 3)bad 
contacts at IC604 (5V stabilisor)
Remedy: 1)resoldering 2)change both ic's. 3)resolder IC604 Part(s): 
8-759-988-94 (IC251) 8-759-988-
Model: AE1A
Subject: No picture
Symptom: No picture
Cause: Q332 is short on B or B1 board.(chroma board)
Remedy: Change this Q332. Part(s): 8-729-216-22 (Q332)
Model: AE1A
Subject: No power. (PSU is OK, but set doesn't start.
Symptom: No power. (PSU is OK, but set doesn't start.
Cause: C518 value has changed and hence Q804 has become short. Sometimes 
even IC501 can be defect.
Remedy: Controle and change these components. Part(s): 1-124-902-00 (C 518) 
8-729-304-50
Model: AE1A
Subject: No colour, or intermittenly no colour
Symptom: No colour, or intermittenly no colour
Cause: Value of CT302 or CT332 changes, due to a bad contact internally
Remedy: Change variable capacitor by a fix one with a value of 15pF. 
Part(s): 1 102 316 00 (CT 332)
Model: AE1A
Subject: No picture or dark picture
Symptom: No picture or dark picture
Cause: R 807 is open
Remedy: Change R807 (1K,1 W) and change D803 by another one(RGP02-17) 
Part(s): 871997664 (D 803) 121777811 (R
807
Model: AE1A
Subject: Power supply tryes to start up, but stops after 4
Symptom: Power supply tryes to start up, but stops after 4 times
Cause: Values of C605 and C617 have changed, and due to this the load of the 
chassis is to high to start the set.
Remedy: Change C605 and C617. Part(s): 1-124-484-11 (C 605) 1-124-1
Model: AE1A
Subject: TV doesn't start intermittenly, +B is 100V .
Symptom: TV doesn't start intermittenly, +B is 100V .
Cause: C 504 is defekt.
Remedy: Change C 504 Part(s): 1-163-121-00 (C 504)
Model: AE1A
Subject: Cyclic power ON/OFF (constantly)
Symptom: Cyclic power ON/OFF (constantly)
Cause: Value off C604 has changed and hence the set doesn't power up any 
more.
Remedy: Change C604 Part(s): 1-124-484-11 (C604)
Model: AE1A
Subject: Pin distortion.
Symptom: Pin distortion.
Cause: IC 1501 and D 1506 are defect.
Remedy: Change both components. Part(s): 8-759-942-16 (IC1501) 8-719-931-66 
(D 1506
Model: AE1A
Subject: Vertical folding picture.
Symptom: Vertical folding picture.
Cause: R 570 value has changed.
Remedy: Change this resistor. Part(s): 1-216-045-00 (R 570)
Model: AE1A
Subject: Greenish picture.
Symptom: Greenish picture.
Cause: C339 is defect.
Remedy: Change this capacitor. Part(s): 1-106-220-00 (C339)
Model: AE1B, AE1C, KV2951A, KV-A2110B, KV-A2111A, ...
Subject: DARK PICTURE.(Q608)
Symptom: Picture is very dark.
Cause: Q608 is leaking
Remedy: Change Q608
Model: AE1B, AE1C, KV2951A, KV-A2110B, KV-A2111A, ...
Subject: NO POWER.(C611,Q602)
Symptom: No power
Cause: Q 602 is short.
Remedy: Change Q 602, but change also C611. This capacitor has maybe changed 
value and hence Q 602 goes short.
Control also R600 and R643 before powering on the set.
Model: AE1B, AE1C, KV2951A, KV-A2110B, KV-A2111A, ...
Subject: NO POWER.(D1504)
Symptom: No power
Cause: The TDA 2028 gives no H-pulses at the start up. When we measure at 
pin 12 , we have 5V DC. In fact D1504 is
leaking. (D1504 you can find on the J board.)
Remedy: Change D 1504.
Model: AE1B
Subject: V LINEARITY FAULT
Symptom: V LINEARITY FAULT
Cause: FAILURE OF C531
Remedy: REPLACE C531 (1-124-190-00) WITH A 680 µF±10%, 25V CAPACITOR 
(1-107-866-51)
Model: AE1B
Subject: INTERMITTENTLY NO SOUND, OR A CRACKING NOISE IS AU
Symptom: INTERMITTENTLY NO SOUND, OR A CRACKING NOISE IS AUDIBLE, ESPECIALLY 
WHEN SUBJECT TO
MECHANICAL SHOCKS
Cause: HE PROBLEM IS CAUSED BY THE POOR SOLDERING OF THE PINS OF IC 261 TDA 
2052 (AUDIO OUT, R-CH)
ON THE D-BOARD. MOSTLY PINS 2,4 A
Model: AE1B
Subject: Picture is very dark.
Symptom: Picture is very dark.
Cause: Q608 is leaking
Remedy: Change Q608 Part(s): 8-729-120-28 (Q 608)
Model: AE1B
Subject: No power
Symptom: No power
Cause: Q 602 is short.
Remedy: Change Q 602, but change also C611. This capacitor has maybe changed 
value and hence Q 602 goes short.
Part(s): 8-729-209-02 (Q602) 1-124-910-11 (C611
Model: AE1B
Subject: Picture is deformed on the lower part.
Symptom: Picture is deformed on the lower part.
Cause: Value of C531 has changed.
Remedy: Change C531 with same value(680 µF)but use a capacitor of 105° 
Part(s): 1 111 123 11 (C531)
Model: AE1B
Subject: No power
Symptom: No power
Cause: The TDA 2028 gives no H-pulses at the start up. When we measure at 
pin 12 , we have 5V DC. In fact D1504 is
leaking. (D1504 you can find on the J board.)
Remedy: Change D 1504. Part(s): 8-719-911-19 (D 1504)
Model: AE1C, KV2951A, KV-A2110B, KV-A2111A, KV-A2111B, ...
Subject: NO PICTURE OR INTERMITTENT NO PICTURE.(Q608)
Symptom: No picture or intermittent no picture
Cause: Q 608 is leaking and changes SCP.
Remedy: Change Q608
Model: AE1C, KV2951A, KV-A2110B, KV-A2111A, KV-A2111B, ...
Subject: UNSTABEL IMAGE AND LOSS OF COLOUR.(IC310, SET WITH DIG. COMB 
FILTER)
Symptom: Unstabel image and los of colour.
Cause: IC310 (CXD2011Q)has bad contacts.
Remedy: Resolder IC 310
Model: AE1C, KV2951A, KV-A2110B, KV-A2111A, KV-A2111B, ...
Subject: CYCLIC POWER ON/OFF.(C605,C617)
Symptom: Cyclic power ON/OFF(3 or 4 times)
Cause: Values off C605 and C617 have changed.
Remedy: Change both capacitors This phenomen can also be caused by IC 601
Model: AE1C, KV2951A, KV-A2110B, KV-A2111A, KV-A2111B, ...
Subject: INTERMITTENT NO PICTURE.(IC02)
Symptom: Intermitent no picture
Cause: IC02 on the V-board is defekt(SAA5246P/E).
Remedy: Change this IC02 An easy way to know if V-board is in cause, is to 
pull out this board and to make the connection
TXT-CUT at the componentside of the D-boar
Model: AE1C, KV2951A, KV-A2110B, KV-A2111A, KV-A2111B, ...
Subject: MOZAIK NOISE.(IC310)
Symptom: Mosa< noise>Cause: IC310 (CXD2011Q) is defect.
Remedy: Change IC310
Model: AE1C, KV2951A, KV-A2110B, KV-A2111A, KV-A2111B, ...
Subject: LOSS OF COLOUR AND SYNC WHEN EDITING VIDEOTAPES.
Symptom: Loss of colour and sync by editing videotapes.
Remedy: Put a capacitor of 33 microF between pin 9 and ground. Only for 
Models equipped with a digital comb filter.
Model: AE1C, KV2951A, KV-A2110B, KV-A2111A, KV-A2111B, ...
Subject: NO PICTURE.(Q330)
Symptom: No picture
Cause: Q330 is defect.
Remedy: Change this transistor
Model: AE1C
Subject: V LINEARITY FAULT
Symptom: V LINEARITY FAULT
Cause: FAILURE OF C531
Remedy: REPLACE C531 (1-124-190-00) WITH A 680 µF±10%, 25V CAPACITOR 
(1-107-866-51)
Model: AE1C
Subject: AFTER SWITCHING INTO STANDBY MODE IT'S IMPOSSIBLE
Symptom: AFTER SWITCHING INTO STANDBY MODE IT'S IMPOSSIBLE TO SWITCH THE SET 
ON AGAIN
Cause: +B VOLTAGE TOO LOW (<130V) WHICH PREVENTS SWITCHING ON THE TV-SET 
FROM STANDBY
Remedy: ADJUST RV601 (STANDBY +B VOLTAGE ADJ.) FOR CORRECT +B VOLTAGE
Model: AE1C
Subject: V-SIZE TOO LOW
Symptom: V-SIZE TOO LOW
Cause: THE VALUE OF R522 CHANGED WHICH RESULTS IN A TOO HIGH +B VOLTAGE 
(±160V)
Remedy: REPLACE R522
Model: AE1C
Subject: BLACK HORIZONTAL STRIPES OVER THE ENTIRE PICTURE
Symptom: BLACK HORIZONTAL STRIPES OVER THE ENTIRE PICTURE
Cause: VALUE OF R544 CHANGED
Remedy: REPLACE R544
Model: AE1C
Subject: TOP PART OF PICTURE EXPANDED, BOTTOM PART COMPRESS
Symptom: TOP PART OF PICTURE EXPANDED, BOTTOM PART COMPRESSED
Cause: CAPACITOR C521 DEFECT
Remedy: REPLACE C521
Model: AE1C
Subject: VERTICAL LINES CURVED IN THE CORNERS OF THE SCREEN
Symptom: VERTICAL LINES CURVED IN THE CORNERS OF THE SCREEN
Cause: C1514 DEFECT
Remedy: REPLACE C1514