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Champ 600 Done Broken again
Posted: Sat Dec 06, 2008 7:47 pm
by Reece
I'm clueless when it comes to amps, but basically it was all fine until I swapped around a pedal and I unplggued the patch cable and the champ went POP and started humming very loudly, I took out the guitar cable and it was still humming. I can still smell burning, I've opened it up but I can't see anything obvious wrong but like I said, I know f-all about amps.
HALP.
Posted: Sat Dec 06, 2008 8:14 pm
by Reece
On closer inspection, R15 and R16 look rather fried.
Schematic
Edit:
Cooked?
Posted: Sat Dec 06, 2008 10:42 pm
by timhulio
Toasted. Got multimeter?
![Image](http://img.photobucket.com/albums/v632/alnicomagnet/Modded-amp-Bf.jpg)
Posted: Sat Dec 06, 2008 10:43 pm
by Reece
Not with me, I'll have to replace em' after xmas.
Whaddya think would fry em?
Posted: Sun Dec 07, 2008 12:17 am
by Hurb
Pure rock tones!
sucks dude you have had no luck with that amp.
Posted: Sun Dec 07, 2008 12:24 am
by Reece
Hurb wrote:Pure rock tones!
sucks dude you have had no luck with that amp.
S'all part of the fun.
The stock tubes were quite pish so that 6l6 woulda been replaced anyway, this is odd though.
Little bastard won't stay down
![Very Happy :D](./images/smilies/icon_biggrin.gif)
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Posted: Sun Dec 07, 2008 12:48 am
by Will
Check the tube sockets for signs of arching or shorting out.
Posted: Sun Dec 07, 2008 8:59 pm
by Mike
I wouldn't just replace the resistors, burnt out components is a sign something is wrong. I would get it looked at.
Posted: Sun Dec 07, 2008 9:01 pm
by Reece
Yeah, I've no idea where to take it though.
The nearest shop to me is awful and they'll probably charge me an arm and a leg before they do anything.
Posted: Sun Dec 07, 2008 9:05 pm
by Mike
Call Fender up?
Posted: Sun Dec 07, 2008 9:10 pm
by Reece
Would they just give me somewhere authorised to take it and get it fixed?
I'm sure warranties don't carry over when you buy stuff used so it's gonna cost me either way :/.
Posted: Sun Dec 07, 2008 9:47 pm
by nomorebridge
Zaphod wrote:Would they just give me somewhere authorised to take it and get it fixed?
I'm sure warranties don't carry over when you buy stuff used so it's gonna cost me either way :/.
Is it still under a year old.... If so call Fender, you take it to an authorised dealer at Fenders request they pick it up fix it and send it back to the dealer.
In America they give it to a 'qualified tech' over here they take it to one central place worked wonders for me
awww shit just read the bit about it being used..... but I'd still try it they were fantastic people to deal with.... I'm sure they'd try and help
Posted: Sun Dec 07, 2008 9:55 pm
by paul_
No chance you could sort it with a multimeter and schematics yourself, or know anyone in person that could help?
As far as electric guitar amplifiers go, the Champ 600 style is pretty bog-standard. I know this one might be faffed around a bit physically but it should be the same principle. Every guitar amp company has made one at some point since the 50's.
Posted: Sun Dec 07, 2008 10:14 pm
by Will
It could be a problem with the power transformer, which would really suck.
Try replacing the resisters first since that'll be a few penny job. Up the rating a bit as well - go for at least a watt, but preferably more.
If they fry again, I think you may have a problem with the power transformer.
Posted: Sun Dec 07, 2008 10:23 pm
by Mages
paul_ wrote:No chance you could sort it with a multimeter and schematics yourself, or know anyone in person that could help?
As far as electric guitar amplifiers go, the Champ 600 style is pretty bog-standard. I know this one might be faffed around a bit physically but it should be the same principle. Every guitar amp company has made one at some point since the 50's.
this is true. it is one of the most basic amps ever made. I'd still see if you can get it fixed under warranty but if that falls through it would be a great learning experience to fix it yourself.
Posted: Sun Dec 07, 2008 11:21 pm
by Progrockabuse
i feel awful for you matey, when i owned it i never had any problems with it at all and now it seems to want to rain on your noisemaking.
i'm sorry reece.
i'll have a word with the people in the shop that i brought it from. i think it's still under their warranty.
Posted: Sun Dec 07, 2008 11:43 pm
by Reece
Progrockabuse wrote:i feel awful for you matey, when i owned it i never had any problems with it at all and now it seems to want to rain on your noisemaking.
i'm sorry reece.
i'll have a word with the people in the shop that i brought it from. i think it's still under their warranty.
Aye yeh dodgy bastard selling me yer faulty goods
![Razz :P](./images/smilies/icon_razz.gif)
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That would be awesome if you could speak to the shop for me.
Posted: Mon Dec 08, 2008 10:55 pm
by Bacchus
Could proggy walk itnot he shop and never let on that he sold it? I'd assume there's still a receipt knockin gabout, or would they know your face?
Whe I blew mine up, I got a replacement without ecen asking for one. The guy in the shop recognised me and just handed me one off the shelf. I didn't even show him a receipt.
Posted: Mon Dec 08, 2008 10:57 pm
by Reece
BacchusPaul wrote:Could proggy walk itnot he shop and never let on that he sold it? I'd assume there's still a receipt knockin gabout, or would they know your face?
This is what I'm hoping, then I can (assuming he's cool with it) get it out to rob and he can take it in there.
Posted: Mon Dec 08, 2008 11:01 pm
by Bacchus
I suppose you could ship it to me, and I could walk into the same shop and shout that it's fucking broke again and what are you going to do about this, eh? fucking taking the piss now, this is. Gimme some strings.