How update Hp Z400 Bios via USB.

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First of all you have to find the correct update file for Z400 series.  go to http://h20564.www2.hp.com/hpsc/swd/public/readIndex?sp4ts.oid=3718669   

 Choose the OS... Windows Pro 64 usually.then  choose BIOS under the Download Index Download the 03.57 BIOS to your desktop... (it is SP63460, about 4.5 MB) Double click on it, Next, I accept... , Next, Next, close the window that auto-opened.

Unable to open drives by double clicking.

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This is caused by a virus or malware mostly. This type of viruses and malwares spreading through a flash drive which you are taking everywhere. The problem is when you have removed the virus or malware using a virus remover or malware remover still you can't open drives by double clicking on them. This happens because the changes that happen to registry values not been set to normal by the virus or malware removing software. So we need to manually re correct them.

D1710 blast by overloaded mains..

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Who can do this ..

LG CM9520 - Hi Fi System NO Sound

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 This is great mini Hi Fi System from LG. resonantly i got this one without sound. so i check that for my costumer and he is so exited because he don't want to wast his money.this set is only three month

SINGER LED TV face the overloaded mains...

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Singer 'SLE24P11TC' got more than 300Vfrom main power. look at the damage,

 

The Oldest Calculator i repaired

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its called 'Canon Palmtronic 8M'  

The best Universal TV Remote i ever get

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Every day i receive too much complain about remote's because all people have there TV with not working remote controller. its not easy to find the correct model in the market so every one wast money for perching new remote. but now i got the answer this one is working with most of TV model in Sri Lanka with any brands...

you also can try, here is the model and specification ......

LG32LH3000-ZA 32" LCD TV

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One of my customer bring me to repair this TV. but unfortunately that LCD display was damaged. i am waiting for the display from LG electronics.
here is some picture is LG32LH3000

LG32LH3000 damage LCD display

yoke coil removing new style

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few days ago i got this TV for repair. but unfortunately it was fell down by it self in customer home ant CRT neck is broken . see this video billow.

STK4231 II 200W power amplifier with USB & FM

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This is another great power amplifier that designed by using STK4231 II. You can get superb audio quality and unmatched more power in this power amplifier and it delivers 200W Rms through a two 8Ω speaker.In here what i have don is i add USB mp3 player in this same amplifier.its working properly and my costumer also like this.

 here is some pic..

main power amp pcb

ADDZEST car stereo with USB

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Pioneer KEH-P2035 with USB mp3 player circuit

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hey this is really not new idea but hope it will help some one.

MOSFET 45Wx4 Multi-CD control Cassette/Receiver with Bass/Treble Booster

Features

• BTB (Bass/Treble Booster)
• 2-mode selectable loudness
• RCA preout: rear
• Radio intercept

as we know Pioneer KEH-P2035 car set is very popular car audio system. it has very good sound out and its four way. but now time has changed. most people they don't want to listen  audio tape coz they have USB pen reader and they got hundreds of mp3's to listen.

what about our Pioneer KEH-P2035 owner's, do they want to throw there set and install a new USB mp3 player. oh its expensive as well so i will give one idea.

look at this.  

scooty pep electrical wiring rat bite fixing

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If u r  scooty pep owner Be careful.....

DVD Troubleshooting Information part2

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The disc will not begin playing
The rating of the title on the disc exceeds the rating limit set in the ratings limits when you press play. Unlock the player or change the rating limit in those menus.
No forward or reverse scan
1 Some discs have sections that prohibit rapid scanning or title and chapter skip.
2 This part of most movie discs is programmed to prohibit skipping through them.

DVD Troubleshooting Information

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DVD Troubleshooting Information
Player will not work Reset the DVD player by unplugging the ac power cord for a few minutes and then plug it back in the socket. This will reboot the unit.
Disc will not play
1 Insert a disc with the label side facing up.
2 Check the type of disc that you are using. Some units will only play DVD video discs, video CDs, or audio CDs.
3 If the disc is a DTS music CD, it will require a DTS decoder. If you have a DTS receiver hooked up to the DVD player and you still get no sound, make sure the Trusurround option is turned OFF.

No power to unit
Make sure both ends of the power cord are plugged in. Also, make sure that you have ac power at the wall socket.

Fax machine paper jammed

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Fax machine paper jammed For the following jammed paper problems,
Problem The paper document is jammed.
Solution Remove the paper document you are trying to send and start again.
Problem The fax machine tried to receive instead of send because you did not feed the paper in properly.
Solution Feed the paper document into the machine and start the operation again.
Problem Your fax machine tried to poll another unit, but the other fax machine did not have a document to send.

how to connect ipod or smart 4n to the audio player

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Any setup, car cassette, radio also have audio switching stage. It can be analog or digital, it doesn’t matter, first of all u have to identify what is that. So every setup or audio device has two or more function. Tuner, CD, Tape, like that. This all stage has their own audio free out signal till

TO CHANGE REGION CODE SINGER DVD MODEL- SDV-F 63

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 OPEN THE DVD DOOR BY PRESSING ‘EJECT’ then PRESS ‘SET UP’ BUTTON ON REMOTE CONTROL. IN PUT ‘ 1369 ' USING REMOTE CONTROL BUTTONS PRESS 3TIMES LEFT BUTTON ON REMOTE CONTROL AND RIGHT BUTTON ONCE. AT THIS MOMENT YOU MAY FIND “VERSION MENU” THEN FOLLOW INSTRUCTIONS.

TO Change video out mode: - when “no disc” press Set up key on the remote then right key  two times and down key one times and right key one times again then press up key the times and press ok