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Repair tips

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 917
SonyAE5 KV32FX60UNo sync in Txt or OSDIC2303 pt no 8-759-438-64 sm on board B114-09-04
SonyAE5ANo B-YR2336 sm dry joints on BL board14-09-04

SonyAE5A KV32FQ75UDead - IC6604 (8-729-045-40) s/cR6666 0R1 safety res o/c (1-202-933-61); FET Q6806 s/c (8-729-047-59)14-09-04
SonyAE6B KV32LS60UDead with 2 or 5 flashes of LEDreplace R6018 470K 1/2W ( IN THE OVER CURRENT TRIP STAGE ON THE PSU.) 14-09-04
SonyAEUPOOR FIELD LINC531 680mfd14-09-04
SonyBC-4 KV14V5Uframe blanking appears as black band in the centre of screenC378 (116400511) on pin 45 of IC30414-09-04
SonyBC-4 KV14V5Ulack of contrast on pic and textR833 (124944111) faulty, also check R832, R83814-09-04
SonyBC-4 KV21V6Ucomes out of staby then trips, LED blinks 4 timesR623 100R 0.25W o/c14-09-04
SonyBC-4 KV21V6Udistorted audio on VCR playbackDJ on L1004 in audio section on VCR PCB14-09-04
SonyBC-4 KV21V6Uwill not record, playback is Okresolder tuner units TU101 and TU10214-09-04
SonyBC4DeadCheck st/by psu o/p - TOP223Y-BB chopper chip IC610 & R602 0R1 1/2w & D603 S1Wb6014-09-04
SonyBC4Dead - st/by LED flashes 2 times (Excess I) R624 180k hi res/o/c14-09-04
SonyBC4Line foldover with LOPTr overheating R624 180k hi res/o/c14-09-04
SonyBC5No picture; sound OKCan occur when IC902 fails (3.3V regulator on the video PCB). Replace IC902, part no. 8-759-591-02.14-09-04
SonyBC5 KV14FV1UDead - LED blinks 4 timesQ802 BU4508DX LOPTr s/c pt no 872905182 & PS602 N75 cct prot o/c pt no 15326862114-09-04
SonyBE-1dark neg pic with line tearing and hissdry joints if module14-09-04
SonyBE-1faint green pic with fb linesDig tr Q308 DTC114ES leaky14-09-04
SonyBE-1field collapsedry joints fop chip UPC1488H or TDA2579 tb gen chip14-09-04
SonyBE-1Field collapsecheck for dry joints on fop chip, chip, cct prot PS501, R801 0R4714-09-04
SonyBE-1ht high at 135v (119v), 24v (28.5v)these volts are correct!! - even for a 21" tv14-09-04
SonyBE-1int col lines third way down screendry joints fop chip14-09-04
SonyBE-1int pic with osd int showingdry joints if module14-09-04

SonyBE-1no control of soundD201 1SS133 or C076 4n714-09-04
SonyBE-1no syncok without txt panel fitted -o/c track to sm reg tr Q02 on txt pcb14-09-04
SonyBE-1STR54041 destructionQ601 BC637-17, R615 33R o/c- dry joints line osc IC sus14-09-04
SonyBE-1stuck in st/byBU506DF s/c, PS802 o/c - dry joints IC551 TDA2579A tb chip14-09-04
SonyBE-1wont stop on search tune or storedry joints IF can14-09-04
SonyBE-2Aflashing, loss of coldry joints lop tr heatsink - interferes with other tvs14-09-04
SonyBE-2A KVM1400Ulow sound/no soundC204 470uF 25V pin 2 of IC201, also resolder IC20114-09-04
SonyBE-2A KVM1400Uno power, LED flashesPS801 N15 o/c in 120V supply to LOPTx14-09-04
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