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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: 14
MitsubishiCT25AV1BINT NO SOUNDREPLACE REGULATOR MOD KIT AND IC20214-09-04
MitsubishiCT25AV1BSound intIC202 TEA6415C faulty (draws excess current) & replace 8v reg Pt no MITS8VREGKIT14-09-04

MitsubishiCT25AV1BDField collapseD561 s/c on E/W IC & R516 o/c14-09-04
MitsubishiCT25AV1BD EE3Blank raster with no sound or osdNo 8v - fit kit 8vREG-KIT from SEME14-09-04
MitsubishiCT25AV1BD EE3Dead - Green LED litchange C702 to 10uf & C955 to 3300uf also change R702 R213 & R214 from 220R to 1k & reset eeprom 14-09-04
MitsubishiCT25AV1BD EE3Dead - LOPTr s/cTEA2031A E/W chip IC551 faulty, R510 100R 2w overheating due to L501 6800uH shorted turns14-09-04
MitsubishiCT25AV1BDSService mode & EEPROM settingsSwitch on with mains switch and press service microswitch, select button 9 on the remote within 5secs. You will now be in the service mode. Use the buttons on the remote control for the following adjustments: * to toggle between adjustment displays 1 cancel; 2 increase adjustment code; 4 decrease data value; 6 increase data value; 8 decrease adjustment code; 9 adjustment mode on; 0 write to the eeprom( press this to write your changes to the eeprom) Here are the options- TUN 0; SAT 1; AUD 10; ATS 1; STD 1; SYS 1; AV1 2; EEX -; SPK 1; EEP -; ABG 02; A1 02;AL 00; ADK 15; MNP 70; TXT -; FFT 1; VOL 74;HYP 1; SCP 20; FMP 23. not all options appear to be available to some models. Adjustments in the VCJ mode will be in default mode and it will be necessary to observe display in order to set-up width height ew etc. 14-09-04
MitsubishiCT25AV1BDS EE3Int blows LOPTr at sw on from cold & lack of height/int contrast from coldC956 6.3V 470uF in 5V supply.14-09-04
MitsubishiCT25AV1BSNo sound - pic okreset eeprom settings from infomation provided by Darren Hoskin & Graham Cooke14-09-04
MitsubishiCT25AV1BS EE3Blank raster with soundVid signal enters pin 42 IC201 but no o/ps - eventually found due to no 12v crt base - R514 0R82 1/2w safety res o/c14-09-04
MitsubishiCT25AV1BS EE3Dead - off with burning smell - green LED perm litCSD3 470n 400v o/c - looks stressed cause of trouble. Also R510 100R 1/2w o/c - also replaced TEA2031A14-09-04
MitsubishiCT25AV1BS EE3Field collapseTDA8171 & R516 0R82 1/2w o/c14-09-04
MitsubishiCT25AV1BS EE3No E/W or width control (after CSD3 470n replaced)L504 burnt & shorted windings - rewound with 493 turns - also check TDA2013A E/W chip14-09-04
MitsubishiEE3 CT25AV1BDSHerringbone pattern, flashing lines etc with no pic for 5 minutes. Picture then slowly appearsC956 470uF 6.3V 14-09-04
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