VDA2 & VAC1, voltage change

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naggots

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VDA2 & VAC1, voltage change
« on: 14 May 2008, 11:31 pm »
A question for Dusty I suppose. I need to change the voltage in my VAC1 from 120v to 240v can I do this with an internal switch? and would I need to change fuse size? I had a VAC1 which had a switch before but the CI Audio website mentions solder links.

Thanks for the hours of listening pleasure with this DAC,

George

CIAudio

Re: VDA2 & VAC1, voltage change
« Reply #1 on: 15 May 2008, 12:19 am »
Depends on the version...
early versions had a switch...later version uses solder-in jumpers.
The voltages are marked on the board, easy to do if you're handy with a soldering iron.

naggots

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Re: VDA2 & VAC1, voltage change
« Reply #2 on: 15 May 2008, 12:48 am »
Thanks Dusty, I should attempt the soldering iron before a beer you reckon :wink: Is the fuse the same?

CIAudio

Re: VDA2 & VAC1, voltage change
« Reply #3 on: 15 May 2008, 03:38 pm »
You can use the same fuse or change it to 1/4A...it's not really critical as either value will protect the supply in case of a short.

To clarify...you will remove both jumpers in the 120v positions and insert a single jumper in the 240v position.
It's fairly self-explanatory once you open it up.

naggots

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Re: VDA2 & VAC1, voltage change
« Reply #4 on: 15 May 2008, 04:55 pm »
Thanks again Dusty.

PurplePanties

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Re: VDA2 & VAC1, voltage change
« Reply #5 on: 14 Jun 2008, 07:05 pm »
Can I ask how you got on with changing the voltage of the VAC1, was it difficult to do especially for someone who've never soldered before?

naggots

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  • Posts: 62
Re: VDA2 & VAC1, voltage change
« Reply #6 on: 14 Jun 2008, 07:54 pm »
It was simple, I just heated up the 2 110v jumpers and removed them with tweezers, then put 1 back across the 240v contacts with some silver solder, once the soldering iron was really hot this only took 20 secs or so. I then filed down the solder (as it pooled a bit) on the reverse side of the board so it would slide back into the VAC case.......Dusty would be proud!!

PurplePanties

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Re: VDA2 & VAC1, voltage change
« Reply #7 on: 14 Jun 2008, 08:36 pm »
Thanks for the reply, have you done any soldering before doing this or are you a complete newbie?

naggots

  • Jr. Member
  • Posts: 62
Re: VDA2 & VAC1, voltage change
« Reply #8 on: 14 Jun 2008, 08:51 pm »
complete newbie  :icon_lol:

CIAudio

Re: VDA2 & VAC1, voltage change
« Reply #9 on: 15 Jun 2008, 06:29 am »
Quote
It was simple, I just heated up the 2 110v jumpers and removed them with tweezers, then put 1 back across the 240v contacts with some silver solder, once the soldering iron was really hot this only took 20 secs or so. I then filed down the solder (as it pooled a bit) on the reverse side of the board so it would slide back into the VAC case.......Dusty would be proud!!

Good job!

-Dusty-