How to repair FENDER CHAMPION 100 Power Issue

Good day everyone. today were going to repair a guitar amplifier for fender. it's a 100watts guitar amplifier with a dual 12-inch speaker. the issue is intermittent power. so, let's troubleshoot and repair the unit.
music that I used in this video:
Track: Lost Sky - Fearless pt.II (feat. Chris Linton) [NCS Release]
Music provided by NoCopyrightSounds.
Watch: • Lost Sky - Fearless pt...
• Lost Sky - Fearless pt.II (feat. Chri...
Free Download / Stream: ncs.io/Fearless2YO

[@estebansuarezmarenzi1135]

I have the same problem in my Fender Champion 40. I will check for cold solder points tonight. Thanks for sharing!

[@FixYahTv]

Did it work?

[@BonkeyMucket]

I just got one of these and love it, but I also wanted to see what to do if the power goes out on it. Thank you.

[@FixYahTv]

Enjoy it

[@tommyviolinistfromcabo6931]

Saludos desde Mexico. Mio no suena solamente en audífonos me parece que se daño tda 8920cj que es la salida de amplificadores

[@Shadow-iy2ro]

Nice Fender!

[@jawoskitchen3532]

watching and sending support my friend from kilay

[@frankcastro_7K]

Great info sharing very informative

[@marloncallangan]

Nice idol best sharing

[@gemmatvvlog3920]

Good job ..kilay

[@SECRETOFLAURA]

❤❤ hellow friend

[@maylincurlyvlogs1668]

Sending support tamsak

[@radosvlog]

done from kilay

[@randysalvador]

Sending my support from #Kilay

[@ofelvlog]

Watching😊kilay

[@ZbamKho]

Sending my love and support #kilay

[@beautifulinwhite3495]

Sending love and support here from Kuwait #kilay

[@marloncallangan]

Pang music idol

[@royzview6254]

OOPS!.........I think you mean Fender in the lead title :)

[@FixYahTv]

Thank for correcting me..hahaha

[@royzview6254]

@@FixYahTv No malace intended, I do that all the time. LOL