how to identify the fault in power supply in crt tv

lapputer service and repairs
/ lapputer
in this tutorial we have to explain the all the basic concept related to the power supply in CRT TV after watching the video you have easily repair the power supply
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read all lcd led crt fault in my blog
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CRT TV REPAIRING DETAILS AND BASIC 34 VIDEO 6000 FEE
IN this course I will cover all topics which is important to repairing CRT TV
Firs I will discuss block diagram of SMPS .then I explain all circuit which use to
making SMPS
Like half bridge and full bridge switching mode power supply .fly back type of
SMPS .forward type of SMPS etc.
After SMPS we explain different section which is use in SMPS
1. SMPS
2. HORIZONTAL SECTION
3. REGULATOR SECTION
4. VERTICAL SECTION
LCD LED COURSE :- 26 VIDEO 6000FEE
 In this curse in which I explain power supply with the help of
schematics as will as power supply each point section explain in power
supply
 Power supply in which three section in case of three transformer
1. Stand by circuit out 5v
2. PFC circuit it is use to make 300v to 380v or 390v in power supply
3. LINEAR section which is use to make 12v and 24v
 DSO training
 Then next to discuss invertor board in case of lcd and boost (led drive)
circuit in case of led.
 Then I explain motherboard all type of motherboard .
 panel voltage detail , repairing and by pass method
 Back light change mathod
 Polarizers placement
 3 type universal motherboard installation
 Android board installation
YOU GET TRAINING VIDEO IN TELEGRAM APPLICATION ALL COUSE FEE 10000

[@devshrestha3672]

Vai main Nepal se crt aur smps system me naya hu mere Dotson ne vi mera 2 Sal kharab kardiya mai ye line xod raha tha tabi mujhe aap Milgae ab mujhme himmat aagaya avi main Roj aapka video dekhta hu sikhta hu aur aachxa lagrahahai aap aise hi lage raho mera duwa hai aap ko aap ko family ko

[@faizurrehman9994]

sir aap ki ye video bohuth khobsurat hai is main aap k bolne andaz bhi kafi dheere dheere our samjhane wala hai lekin is ka time kam hai thank you sir

[@manojitkora9166]

Sir, app bhaut acha sa samjhata hain....thank you sir.......app istara sa hi vedio banata rahia ....appka yea vedio bhaut bhaut helpfull hota hain.....thank you sir........

[@ArunkumarMauryaelectronic]

thanks

[@commoncllases]

Thank you mourya ji
Aapne jo ak ak point ko gauide kiya hai wo kabile tarif hai
Aapke ujjaval bhavishya kamnao ke saath hi
Aapka .. khurshid ansari
Thanks.

[@jaidjaid7058]

Very.very.niceb.bro.aap.se.itni.sari.jankari.meli.thank.bhai

[@mahendrapatra5171]

Sir appka tips bahut achha hai mujhe bahut Khushi lagti hai ...

[@maheshsinghtalks]

BE Electrical engineering ka Student hu,
Mujhe practicali is video se sikhne ko mila,
Thank you sir.......!

[@faizurrehman9994]

sir aap ki sari jo videos jo aap ne banai hain un sab ko maine download kiya hai our aap ki videos hai aap se maine bohuth kuch seekha hai aap main bouht shukar gozar hu bas dill karta hai aap k videos dekhata rahu thank you sir aap ka friend from pakistan

[@ravindragotekar441]

Faizur Rehman
L
:-|

[@sandeepmeshram5543]

Nice video sir ji..
Aapke you tube pr tv repairing k videos dekhna muze bahot pasand hai. Isse mujhe bahot kuch sikhane ko bhi milta hai.
Sir ji mere onida tv ka ek problem hain .. Usme str G 8656- 9d power suply hain . humne str, c6117 transistor bhi change kiya but problem fir bhi solve huwa nahi. Tv me standby light blink kr raha hai & 110 v bhi 37 -38 drop ho rahe hai .please koi suzav dijiye .

[@rpkmusicdhamaka3572]

Very Good Arun bhaiya ji bahut aschhi tarah se ap samjhaye hai 🙏🙏🙏

[@Somanathan-hj7ge]

Very good teacher, best

[@Ryoga-Oneesan]

that English subtitles shown only halfway on this video,,,,
but it's enough to make me subscribe....
😊😊✨✨

[@bayanstatus8979]

Nice friend aapke video bahot acche hote hai aur bahot information. Milti. Hai thanks friend

[@romiyoromiyo3714]

bhai tr 1803 tr 3807aur tr 1807 aur 1815 aur priest 2.2 k ye sab component ek saath daal do aap ka power supply perfect ho jayenga

[@NazrulIslam-sk8rc]

The

[@murtazasolangi6241]

detail se explain krny ka shukria.....sir agar tv on krnay se hee tv ka fuse jal jaey to us condition main kia krna chaheeye.

[@bhawarlalmistry7601]

भाई अरुण कुमार अपने टीवी को तो रिपेयर करने का अच्छे से अच्छा समझाया बहुत अच्छी बात है लेकिन आगे आप इसका जो ऑडियो एमप्लीफायर जो इसमें से ही सर्किट यूज कर सके ऐसा कोई वीडियो बना बना कर दो ताकि हम लोग और कुछ आगे सीखे कुछ कर सके

[@faizurrehman9994]

sir aap ki agli pure 2 ghante ki video ka mujhe bouth besabri se intezar rahi ga thank you

[@ravijadhav7220]

Muja achha laga sr.. ap ne etani sari jan kari di ushke lia thanks... or

[@naushadalam6810]

Very very nice information pawer supply

[@richgamerz3493]

बहुत अच्छा वीडियो है सर

[@ramyadav5797]

Aap jo language hindi bolte ho vo bahot achchha hai bhaiya aap hindi me hi video banaiyega..
Thank you

[@kanchankondhare]

Very nice teaching good work nice explained to continued sir new Lerner help

[@bholanathdas438]

Mera LG TV ka vertical half he keya keya dekhna parega. Apka samjhaneka tarika asha laga. Thanks

[@TechnoBittuSharma]

Vry good vdo
Bhaiyya ji tv ke color एक किट me thik aa rhe hn पर दूसरी किट मे rgb mix aa rhe hn esa qun??

[@vimalaudaykumar3069]

Very nice bhaiah. Video bahot acha hai. Mere tv me chaina kit hai. Aur colour pink araha hai mai kaise fault find karo. Konsi transister chaing karo. Iske nare me batvona sir pls. Pls reply karo sir.

[@rakrshkori1154]

Sar apne bahut sahi bataya he sar Kaam

[@rajeshpatil4000]

U are great buddy sahi se samzaya hai

[@madhesiyakanu7315]

Very good knowledge sir

[@zhephaniamokoena1625]

Hi mr please sir i want to know my sony 74cm TV's at the bottom is got dark screen on top got retrace line please help me sir

[@rnkumar5007]

Arun ji your videos are very good and I think useful also, Sir just face one problem LG 14" CRT TV it is power led jal Raha hi on off on off jaisa awaj bi araha hi king king king ...... what I do pls madhat do

[@tarlok_nath_9922]

VERY GOOD

[@golammohammadmirzada3078]

Sir, Good explanation. Thanks

[@anilpatel1398]

Very good information.

[@sandeepelectronic8356]

अरुण भाई एक tv है पॉवर saply 1802 डाले है लेकिन TV चल रहा है लेकिन सीरीज चेक करने के बाद सीरीज का बल्ब जल रहा है

[@doulatsingh8921]

namaskar ji sar
Sr aapka jo you tube se aap jaise xpat koe nahi ji
I'm daulat uttrakhand nenital almora see hu
Sr aapka mere liye more TH-cam ke madhym se new video send karna Sr

[@nonygaming5089]

Thanks bro 👍👍👍 very nice and helpful video

[@indiasupportpublic4450]

sir aapka video bahut achha hai vetical section & color section ka video banaiye repair

[@BabluKhan-sh7gw]

sir mera samsung ka tv ka h out transister hit hoke shot ho jata hai mene pf capicitor diod bhi chang kar liya hai problem same h out ke C pe resister chang kar doo kya

[@irfanmkws]

You are a great Technician Dear

[@tantrajagatrahasya4208]

vedy nice sir....sir Ap har compny ke tv par special video baneye ...jaise Samsung, sony , Philips... sir speal Philips ke dead tv ke liye banaye plzz

[@BHARTIY762]

Sir akai ka TV. He jo ki tv. On karne par automatic on/off horhaa he kis chaij se problem ho gi

[@nurmdshohagislam]

make some video about chanel box or auto tuning in crt tv.it is very help full for every new tacticians.thx

[@muhammadwaseem2020]

Bohot acha information walee videos hai ise he videos L E D far bee bana na thanks

[@kumarpashi1432]

Bhut hi accha btaya hbai

[@Razz173]

Nice information 👏👏👏👏

[@45skm]

Sir kya horizontal output transistor power transistor ki jagah par Laga sakte hain ?

[@ArunkumarMauryaelectronic]

Testing ke liye use kar sakte ho aur slim tv ya ulta slim me laga sakte ho

[@RDayal-qr6ip]

It was a problem of the remote. But I would like to consult you for my TV which is the first model of Weston co,oured.It stopped working when we tried to connect it to the CD player.

[@MohdAslam-rf9tm]

Bahut achchhi video h
I LIKE U

[@parmarpitambarbhai4889]

Pawer saplay foult demonstrate is very good

[@lokeshkumarborkar4412]

IR section me croma ic se local1 pe , local 2 pe 3 se 4 volts aate hai led par 5 volts aate hai,TV on hai, menu bhi khulta hai par Chanel ke up down switch se. baki sare switch & remote se koi kam nahi hota .moisture clean kar chuka hu.please bataye,aap help kar rahe hai main aapka sukriya karta hu.muze viswas hai TV jaroor chalu hoga.

[@babulimaharana1636]

Sir Namaste myself Babuli Maharana from Odisha. Sir mera pass ek SVL crt 20"crt Tv repair ke liye hai, uska fault dead condition hai But PS ka TR ok fuse OK and 300volt also Ok.and Horizontal Bu also OK .110v total zero. plz help me.

[@mstudiorobinsingh1117]

good trening... sar ji thankyou

[@stutasin3585]

Sir thank agar sarcit me 60 vol aa rahe ho aur preeset nahi laga ho to kya test kare sir pleaj repley

[@subhankarbhuniya7365]

Sir mera power second dari 112 volte bonke daoid short or input tanjistor short hora ha China kit keya kore?

[@atulalam]

sir Lg 20 logic eye problem white ritres line Sahi Nahi ho raha hai kya kya karu

[@dayashankar3911]

very nice video hai sir ji

[@ayanadhikari1530]

Sir TV pe jitne bhi components( parts) ata hey, kese test kiya jata hey, multi miter se iska eak video banaye. Sir aap ka video fake nahi hota hey sahi hota hey.

[@rameshkumardhruw9013]

Sir ye video 👌👌 👌 laga thanks sir

[@rameshkumardhruw9013]

Sir mujhhe ye Janna tha ager transistor lagate samay kaun bas aur e miter aur calecter kaun hai bhul Gaye to pahchan kaise karenge sir

[@shoyabMalik9045]

अरुन कुमार आप कौन से गांव से। हे

[@gopalsarkar1243]

sky colour PF ke ( -ve & +ve ) hota he kiya??
ESTR ke waha jo driver transistor (1803) he waha ak PF jo hota he bo agor na lagaye to kiya kus problem hoga kiya??

[@dilipsahoo6192]

Good explain

[@kunalmhatre9121]

Hello sir😊, ek lg ka board hai. On karte hi sab voltage ok ate hai par 3 seconds main adhe ho jate hai aur main condensor pe power stor rahata hai, str 6554a laga hai.... Plz solution batayiye 😊

[@S_C_A_R_Y_bgm_i]

Very nice sir ji

[@mirvilayathali6081]

Hello sir... Sanusi TV hy 110drop hy.. 110suply doid short hy uski jaga koun si voliu ka diod dalna 207/4007.. Bataee plz

[@ArunkumarMauryaelectronic]

koi bhi purane circuit ka same jagah ka diode laga sakte ho

[@thakursingh8618]

its so good to identified fault on tv pcb

[@RAJ-iy7hb]

Very useful information for me.thank you!

[@marutipatil5296]

Maputo patil Sr thank ýou

[@mahendrasinghrathor9528]

Bahut acha samjaya aapne very god

[@faizurrehman9994]

sir jo transformer hote hain ye kitne kisam k hote hain our kya kya kam karte hain in ka koi tafseeli video pure ghante ka banaiye ta k hain achi tarah se samajh ajay thank you

[@amitjha3919]

hi arun mere onida 20xs dlx me power supply fault h mene PTC and ntc bhi check kiy lekin bade wale capictor PR koi charge stor nhi h Ab aage kya chek Kate video bana ke uplode kare

[@mboro4307]

Bhai bas ma 1.71 v milta ha c3807 transistar short ho Gaia c2655 laga sakta ha keia (plis reply)

[@Kishan-cn7co]

SIR mera 110 volt wala diode short ho gaya hai jiska no HER207 tha iski jagah me dusara konsa diode laga sakta hu

[@hemrajsahu2852]

Thanks sir bhut badi bate batai aapne

[@RAMELECTRONICS-BIHPURIA]

nice

[@djnsmandla9484]

Bahut pasand aya sir

[@Anoopkumar_5678]

bhai ji mere paas samsung ka kit hai jisme on nhai ho raha hai jab ki supply ban rahi hai fir bhi on nahi hota

[@rahulkhobragde8350]

Sir namaste .trnjister 1802 pr woltg shi aa rhe hai ptc lin filter 1015 ,1815,3807 pr bhi woltag brabar aa rhe hai kintu sirij board pr lgane pr nili screen aati hai kintu mains power pr lagane pr 1802 transistor shot ho jata hai sir iske liye ky krna hoga

[@komalkomal9034]

Sir mare pas ak crt tv ki kit he jo ki input saply ok but output sacsion 110 not ok and other volt not ok kase banaye my help sir

[@anoopmaithaniuk]

Sir meri tv jo sansui company ki 21 in plat tv he or us tv me bs ek hi problem bar bar ati he ki uska horizontal output tranjister bar bar kharab ho jata he to aap mujhe bataye ki me apni tv me esha kya check ya changej karu ki meri tv ka jo tranjister he wo kharab hone se bach jaye plz reply

[@karansinghrathore1975]

Good evening, Sir I am Karan Singh from army, you said ki power supply mein koi bhi transistor laga ho 1802 daal do ok, but in horizontal sec, in my 29inch LG TV C6090 laga hai toh uska replacement kya hai.

[@DeepakKumar-il8en]

Very good

[@dattapatil9194]

nice video for troble shooting with solution

[@devidjatwarsonu2524]

Mere pass chaina tv kite hai jisme red color jayda dikh rah hai .bass kite Cheng karke dekh liya Kiya problem hoga batayen

[@ramchandarprajapati4405]

Sir winter me picture tube ki volb se cit ki avaj ati hai picture tube ki volb kaese repair kare pleas ek video banaye pleas apka bahut bahut thanks sir ji

[@Daasharsh]

Sir ji Meri TV ka capacitor 150uf_450v ka h iski jagh p Kya Ham 200uf_470 ka capacitor laga sakta hu Kya isse TV ki PCB p koi effect to nhi padega sir

[@TopInformationVideos]

4 diode mai ek khrab ho gya ho fir bhi fuse baar baar ud jata hai??

[@SureshKumar-bg2ch]

AAP ka btana Joe smjz aata hai thanks

[@deepak9640]

Bhai mere philips 21 inch tv ka fuse ud gya hae jisme t4e250v ye 4 amps ka fuse hae na????and isko replace kar ke chal jaega tv??

[@faizurrehman9994]

wese sir aap ki ye video bohth achi hai lekin sir ager pure ghante ka hota to bohuth hai acha hota

[@ayanadhikari1530]

Sir I am your subscribers follower.

[@priscillajacob4100]

dear sir arunkumar mere Philips 21 tv me primari side ke main capacitor me 300 v ok haipar par tv on nahi hot a hai secndri sideme koi voltage nahi transstr ya transfermr kharab hai?plz bataye thanks

[@batistafrose6009]

Nice video

[@ramkishunmarar3304]

Sat ji ye batayege ki mere China TV me 110 me jagah par 200 ban raha hai falt batayege

[@narendrarajput1233]

Sir STR w6554A 1408E Trangistor ki Price kya he please reply

[@sanjaykumarpatel5924]

sir meri tv me lal indicatar dikha raha he lekin disple me kuch nahi dikhta to kya stendby mode me chali yi hogi kya upay bataye.CRT

[@SanjayDas-yj1ck]

Sir China kit me transister ki calecter me 300v base 0.75 coupler me 17v mil raha hai but secondary side koi volt mil nahi raha . Kia Karna chahie

[@vimalchandra5609]

1.Mere pas bhi same pcb h jisme supply dene par fuse burn ho ja raha h.
2.aur isme transistor k pass jo resistance hote h bo burn ho gye h.
Please un resistance aur zenner diode ka value mujhe bata sakte h

[@younisnizamani]

Sir mere TV ka problem ye h k power supply ke transistor ki base me 4vot aarhe h c2655 transistor b change kya par 4vot aarhe h or sir supply check ki h

[@ravindrapandit1319]

mf72-110rm इसके बदले में कौन सा यूज होगा

[@sachinmate8250]

Chaina kit me 85 , 90 low voltage aa rahi hai tv dead hai diode capicitor ok hai kya problem ho sakti hai