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SONY repair tips
KV14T1U BE4 FIELD COLLAPSE TDA9302H
KV25X5U INT EW BENT SIDES,IC605(9V REG)+JOINTS EVERYWHERE
KVD2512U
AE1A/B DEAD C615(1000UF35V)
KVD2512U AE1A/B
AE1A/B LO/NO SOUND C615(1000UF35V)
KVE9032U AE2
AE2 INT START NO PIC,IC681(TDA8138A) MULTI REGULATOR
KVM2101U BE2
BE2 INT COLOR, LOPTX PINS
RING 0870 5111999 FOR BRITISH SERVICE OR 01656 729313
A POOR PICTURE & SOUND IS NORMAL FOR SONY SETS.
ITS A SONY SO RESOLDER,RESOLDER,RESOLDER
1420 LINE TEARING E/W VARIES Q803 PIN AMP TIP41 WORKS
1421 BE2A WARM RAGGED VERTICALS C814 4.7UF
1462 TUNING DIDN'T STOP AFT AND VISION DEMODULATOR
TRANSFORMERS IN IF CAN
2/ D306 IN PULSE SHAPING CCT(BOTH VERSIONS)
2052 DEAD/NOISE, BU208A LINE OUTPUT TRANSISTOR,
2052UB PIC FOLDOVER DOWN THE CENTRE, EARTH RAIL AROUND THE
LINE OUTPUT TRANSISTOR.
2062 NO PIC SND OK, UPC1377 LINE OSCILLATOR CHIP,
2096 INT AV START, JOINTS ON SCREENING CAN AROUND THE MAIN
MICROCONTROLLER CHIP.
2096 INT RED GREEN FLASHING. CRT OR ON TEXT PANEL SAA5234P CHIP
211XMTU AE1 PATTERNING, R544 330R ACROSS SCAN COILS
2120U BE1 DEAD LO HT,119VN C608, 680PF DISC CAPACITOR ACROSS
D604
2131U BE1 CHASSIS : FRAME COLLAPSE UPC1488H PS502 and R801
2705UB QE1 LO HT 135VN C652 33UF, 250V.
27XRTU DEAD CHECK R822 1K2 LINE DRIVE
27XRTU NO SYNC NO INPUT AT PIN 5 IC501 NO VIDEO OUTPUT AT
SAA5230 Q002 12V REG
27XRTU NO SYNC SAA5230 AND Q002 12V REG
27XRTU NO SYNC, SAA5230, REGULATOR Q002
2902U BE3B NO LINE DRIVE. CAT24C16J-TE13 MEMORY CHIP IC002 8-759-
252-11?
AE1 "INT PICTURE , TOUCHING / ADJUSTING A1 BRINGS PICTU CHECK
FOR DRYS ON TEXT PCB , PARTICULARLY ON TOP MOUNTED PLUGS /
SOCKETS
AE1 19871990 T OR 1= T/TEXT M= MONO SND R/CTRL=RM670/671.
AE1 BLANK RASTER WITH FLYBACK LINES ,R805 1R2
AE1 BLANK SCREEN WITH FLYBACK LINES R805(1R2)
AE1 CAN'T STORE STATIONS PIN 2 ICOO3 NOT -33V L807 R008 C017
AE1 CHOPTR R614 OC MAYBE IC601 TEA2164
AE1 CRACKLE ON SOUND AROUND EARTH POINTS CHECK MAINS
BRIDGE
AE1 DEAD 2R77W+TEA2164+2SC1548 CHOPPER.
AE1 DEAD CHOPTR(2SD1548)+R614(220R10W),IC601(TEA2164)
AE1 DEAD CHOPTX PINS,
AE1 DEAD COMES ON IN 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 MAINS FUSE , Q602 2SD1548LB CHOPPER TR " D608 RU-3AM
CHECK R614 220R 10W DRY JOINTS
AE1 DEAD PS601(2A) C615(1000UF25V)
AE1 DEAD R1603 2R7 7W ; CHOPPER TR 2SD1548 ; R614 220R STAND UP
RES DRY JOINTS
AE1 DEAD STBY LIGHT ON BRIEFLY RUNNING ON DUMMY LOAD NOT
RECOMMENDED - LOPTX
AE1 EW FAULT+RH SCREEN BLANK DRY JOINTS ON AV BOARD!
AE1 FIELD - STRIATIONS. R5025(680OHM)
AE1 FIELD LIN - TOP STRETCHED C531 680UF
AE1 FIELD LIN BOTTOM CRAMP C531 680UF 25V
AE1 FIELD NON LIN AND SHORT PIC C531 680UF 25V
AE1 FIZZING TRIPPING NOISE. DRYS ON WINDINGS PINS 17&18 OF T601.
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 SOUND AND PICTURE Q608 12V REG DRY RESOLDER
CHOPPER TX AND METAL PLATES EARTH TABS
AE1 INT LOSS SOUND PIC OK ON IC251 OR IC252
AE1 INT LUMINANCE DL332.
AE1 INT LUMINANCE SIGNAL , DELAY LINE DL332 ON PCB B ,PART NO IS
1-236-062
AE1 INT NEG PIC , DRY JOINTS AT T1 AND T2 IN THE IF SECTION.
AE1 INT NEG PIC DRY JOINTS IF CAN
AE1 INT NICAM , IF CAN
AE1 INT PIC/SND, 2SD1548LB CHOPTR Q608
AE1 INT TEXT CONTRAST, EMITTER OF Q02 ON BOARD V.
AE1 INT TEXT Q02
AE1 INTERMITTENT LOSS OF THE LUMINANCE SIGNAL DELAY
LINE(DL332)ON PCB B. ITS PART NO. IS 1-236-062-11.
AE1 INTERMITTENT TELETEXT CONTRAST VARIATIONS DRY JOINT AT
THE EMITTER OF Q02 ON BOARD V
AE1
KV21XMTU/KV21XMU/KVDX21TU/KVDX2112U/KVDX27TU/KVDX271TU\K
VM21TU
AE1
KVM21U/KVM2511U/KVX2121U/KVX2129U/KVX2521U/KVX2529U/KVX21T
U/KVX25TU.
AE1 LACK OF HEIGHT FIELD FOLDOVER CRAMPING IN CENTRE
R801(0.47R)
AE1 LINE OP TRANSISTOR KEEPS BLOWING L806 SC
AE1 LINE SYNC JITTER & ROLL WHEN HEATED Q598 VID AMP UNDER
TUNER - CHECK DRY JOINTS IF CAN & IC608 12V REG
AE1 LO HEIGHT, R802 0R47
AE1 LONG TIME TO COME ON HT LOW AT 120V & OTHER SUPPLIES, C615
1000