How To Fix Overheating And Other Issues In Sound Amplifiers? | Sony DAV - DZ350 Home Theater [Hindi]

Fixing overheating and other issues like distortion, low treble and bass, noise, etc. in sound amplifiers, as well as installing Sunon Maglev MF40201VX-10000-A99 12V fans in Sony DAV - DZ 350 5.1ch home theater system.

0:00 Intro and disassembly
0:28 Disconnecting connectors of cables on audio board
1:11 Unscrewing audio board from cabinet
2:04 Installing Sunon Maglev cooling fans
4:07 Cleaning power board with isopropyl alcohol, fixing bad grounding which causes distortion
5:22 Installing power board in cabinet
6:09 Screwing in Sunon Maglev cooling fans
6:44 Installing audio board in cabinet after cleaning with isopropyl alcohol, fixing distortion and "Protect" error
7:51 Connecting connectors of cables on audio board
8:44 Cleaning optical drive to fix disc playback errors
9:21 Connecting wires for cooling fans
10:23 Organizing cables
10:48 Amplifier looks like new after cleaning!
11:16 Cleaning and assembling top cover of cabinet
11:57 Fan looks and noise after complete assembly
12:19 DC power adapter and voltage regulator for cooling fans.
12:48 Alternates to voltage regulator and these fans
13:05 Sound test after modification (Fade - Alan Walker)
13:34 Sound test after modification (One Taste - Inova)
14:22 Sound test after modification (Disowned - Inova)
15:12 Conclusion
16:12 Actual peak power consumption is 300 watts!
16:18 Reasons for modification and outro

Links for buying:

~~~Cooling Fans~~~
Sunon 40x40x20mm 12V https://robu.in/product/sunon-4020-12vdc-1-06w-cooling-fan/
(Datasheet: https://robu.in/wp-content/uploads/2020/12/Sunon-4020-12VDC-Cooling-Fan.pdf)
Maa-Ku 40x40x10mm 12V https://amzn.to/3oY0WGk
Noctua 40x40x10mm 12V https://amzn.to/3l4EJWq

~~~Isopropyl Alcohol~~~
99% Pure 250ml https://amzn.to/32NNH0L

~~~Silicone Oil~~~
25ml https://amzn.to/3ogQd9x
50ml https://amzn.to/3uIcXll
500ml https://amzn.to/3chQkNg

~~~Rubber Blower~~~
https://amzn.to/2FkUxCg

~~~Thermal Tape/Pad~~~
ETI Tape https://amzn.to/3vTqSFD
Arctic Pad https://amzn.to/3vDhm9D

~~~Thermal Paste~~~
Noctua NT-H1 10g https://amzn.to/3p4zxlW
Cooler Master Mastergel Regular 4g https://amzn.to/2SGnZJM
Cooler Master Mastergel Pro 4g https://amzn.to/2R85M7j
Arctic MX-5 4g https://amzn.to/3ySqbOI
Corsair TM30 4g https://amzn.to/2R6uXXU
Local 30g https://amzn.to/3fyOjyn

~~~Polyolefin Heat Shrink Tubes~~~
~~4mm~~
5m Black https://amzn.to/3nG8b4m
5m Red https://amzn.to/2WAhTJo
10m Yellow https://amzn.to/3pfgN2d
10m Blue https://amzn.to/3h6PBzN
5m Green https://amzn.to/3nE56l1
~~6mm~~
5m https://amzn.to/34vALha
~~8mm~~
5m https://amzn.to/2WySUWU
~~10mm~~
5m https://amzn.to/3mB3qYu
~~12mm~~
5m https://amzn.to/3h4S8u6
~~15mm~~
5m https://amzn.to/37znXbq

~~~Soldering Wire~~~
30g https://amzn.to/2J5lP1F

~~~Soldering Iron~~~
Tony 15W https://amzn.to/34sVcLO
Stanley 30W https://amzn.to/2WKGRWR
Siron 60W https://amzn.to/38qAa1i

~~~Home Theaters/Speakers~~~
Sony DAV-DZ350 5.1ch 1000w Home Theater https://amzn.to/3dIMEnp

Sony HT-S20R 5.1ch 400w https://amzn.to/2QDcVwh
Sony HT-S20R 5.1ch 600w https://amzn.to/3bEKaXe

Sony SA-D40 4.1ch Computer Speakers https://amzn.to/3v8tAa0
Sony SA-D20 2.1ch Computer Speakers https://amzn.to/3vbOsNI

~~~V-Guard Voltage Stabilizer~~~
~~Digi Series~~
6A https://amzn.to/3uGOHyX

~~Crystal Series~~
Plus Smart 3A https://amzn.to/3vWP5uY
Mini 1.3A https://amzn.to/3cf47UI

~~Voltino Series~~
Grand Digi+ 4A https://amzn.to/3b3xw4A
Grand Digi 4A https://amzn.to/3rNWivB
Grand 4A https://amzn.to/3n8vtyr
Max Digi 3A https://amzn.to/3hCLwU4
Max 3A https://amzn.to/2Mym0UR
Digi 2.25A https://amzn.to/3b4Su3a
2.25A https://amzn.to/3b3yA8x

~~~Belkin Surge Protector~~~
3 Socket https://amzn.to/3obDaFA
4 Socket https://amzn.to/2Mpcovf
6 Socket https://amzn.to/2JGs1h3
8 Socket https://amzn.to/38WQOpF

Links to other videos:
Sunon Fan Unboxing from Robu.in https://www.youtube.com/watch?v=tBSfPgXRtzg
Sony Home Theater Unboxing Review https://www.youtube.com/watch?v=aNjmpneBxM4
V-Guard Voltage Stabilizer https://www.youtube.com/watch?v=fPh7Ml-9zHY
Belkin Surge Protector https://www.youtube.com/watch?v=x-e7r9SHP7M
BluerRigger Optical Cable https://www.youtube.com/watch?v=-AUu4lxZ5cQ
AmazonBasics RCA Subwoofer Cable https://www.youtube.com/watch?v=uazr0oCaRK4
AmazonBasics RCA Audio Y Splitter Cable https://www.youtube.com/watch?v=uazr0oCaRK4

Music credits:
Fade [NCS Release]- Alan Walker
https://www.youtube.com/watch?v=bM7SZ5SBzyY

Inova - One Taste
https://www.youtube.com/watch?v=G4MxSa0GUvY

Inova - Disowned
https://youtu.be/Omvnrv5hwUk

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Video demonstrates various technicalities which can be difficult for inexperienced persons to emulate, therefore you should assume the responsibility of the results yourself. Any misunderstanding is a result of your perception and not the video. This video does not intend anything that's unlawful, wrong, immoral or otherwise unethical.

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