datasheet,schematic,electronic components, service manual,repairs,tv,monitor,service menu,pcb design
Schematics 4 Free
Service manuals, schematics, documentation, programs, electronics, hobby ....
(welcome to eserviceinfo.com at 25 Jun 03:40 am GMT)

[news] Check out the Pinout Forum [/news]
Login:
Password:

[registration] [send password]
Bulgarian - schematics repairs service manuals English - schematics repairs service manuals Russian - schematics repairs service manuals           back - schematics, service manuals, datasheets forward - schematics, service manuals, datasheetsSearchBrowseUploadMostWantedLinksForumInfo/Contacts
DatasheetsChassis2modelRepair tipsFulltext searchCables & Connectors
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: 901
Hitachi162EFrame cramping at top.R613 high.14-09-2004
Hitachi36CX39B5 year old Hitachi 36CX39B's picture tube has suddenly gone to a all black screen with a thin line (1/4") of picture horizantally through the middle of the screen. At first when did this I could power off, wait a few seconds power on and problem gone. Nowproblem in vertical difflection section most probebly some dry-jonts in vertical IC , re-soled all cct ponts in this section and ic as well26-09-2005
Hitachi46TN seriesHT settingsHT=110v in 21" sets; 146v in 25/28" sets (note ZD950 NOT 10v zener)14-09-2004
Hitachi46TN seriesInt deadDry joint R719 in prot network (half hidden by strut)14-09-2004
Hitachi50FX30BI have a Hitachi 50FX30B rear projection set that won't power on, no power LED on fornt panel. It started shutting down after playing for a little while (or being unplugged) but now nothing at all, except a click when you turn it on. There is a serieHi, If your led`s don`t stay lit your set has a short, check all of the little chemical fuses near the led`s one or more are open, once you find the open fuse that`s the line with the shorted part on it, I would say without some experience with tv repair your probably not going to be able to fix it yourself, time to call a tech, 23-06-2005
HitachiA seriesSt/by onlyCheck R952 47k or 68k, check dry joints IC950, 951 & 95214-09-2004
HitachiA seriesTo check psu - remove Q904 & sw onIf no volts replace R901 82k, R909 6k814-09-2004
HitachiA4Dead - tripping with relay clicking in timeConnect dummy load to removed R751 3R3 7w connection & HT ok at 150v with sound. IC601 Field/E/W chip proved faulty & D701/D701A14-09-2004
HitachiA5E/W faultyReplace IC601 TDA8350Q14-09-2004
HitachiA5field faultTDA8350Q & D718 BYD3314-09-2004
HitachiA5To enter service modeEnter factory mode by holding "Vol+" & "Vol-" whilst sw on, then press "Tuning" button under flap on r/c14-09-2004
HitachiA5To exit Factory Mode (Model displayed on screen)Switch to st/by whilst service mode is displayed14-09-2004
HitachiA5To get out of factory pre-set mode (Model & proc type displayed on screen)Hold "Vol+" & "V0l-" buttons in whilst switching on14-09-2004
HitachiA5 C2976TNSparks around crt base then reverts to st/byLOP stage tuning cap o/c & clean up print on crt base14-09-2004
HitachiA7Dead - overvolts Zener PGK180 s/cCheck dry joints HT pot RV950, R950 68k, R952 8k2 & opto IC901 Pt no T548013 -see write up from Dave Hewitt14-09-2004
HitachiA7 C24W1TNTripsDoes it trip with A1 volts at min/max? If not, check Nicam chip is fully home in its holder14-09-2004
HitachiA7 seriesField collapse or crampCheck IC601 & if R616 68k is fitted, if not connect across ZD603 - helps prevent crt flashover damage14-09-2004
HitachiA7 seriesInt reverts to st/by - due to high HT of 175v (135v)Check for dry joints (often invisible) on Set HT pot VR95014-09-2004
HitachiA7 seriesShort picCheck value of R602 or 603 (1R - 2R2), they can increase in value slightly14-09-2004
HitachiC1410RTuning goes off slightlyVL08 BC858C sm in AFC cct; VF06 BF840 sm14-09-2004
page: 1 2 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 
Електроника -  Форум електроника -  InK -  Repairs Forum -  Търси новини -  -  electronic circuits -  IPAddressLabs -  ManualZone
 Service Diagrams -  Electronics Lab -  master-tv -  Cross Reference -  electrik.org -  mondetech -  manualsparadise -  techno-fix.com
 SEO -  SnimkiOt.com -  Pinout.net -  Търсачка -  Poblizo.com : travel -  Whois разузнаване -  horo.bg -  Ytpo.net -  Pulsator Electronics

script execution: 0.01 s