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 BOSS DS-2 : Replacement Transistors (All)
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moonmarkcus
Silver Member

Nicaragua
224 Posts

Posted - 01/08/2010 :  23:59:14  Show Profile  Reply with Quote
HI, I just bought and DS2, with a lot of rust inside and all transistors have rusted legs, so I need to change all transistors and some caps.

I have spare C1815(a lot) and K30, also I have a death CS3...But I dont know :
1. Replacement for C3378 are C1815 but � Legs are in the same position? I mean �Can I replace directly without leg change?

2. Replacemente for 2SA1048GR, 2SK184GR and 2SA1335 ... Can I use C1815 or another from death CS-3?

moonmarkcus
Silver Member

Nicaragua
224 Posts

Posted - 01/12/2010 :  01:07:51  Show Profile  Reply with Quote
Incredible !!! Are U there?
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cctsim
Silver Member

United Kingdom
418 Posts

Posted - 01/12/2010 :  01:45:22  Show Profile  Reply with Quote
2SC1815 and 2SC3378 are pin compatible. The order is ECB on both.

You can do an additional test with the diode tester of your multimeter to be 100% sure.

The 2SC1335 and 2SA1048 are of pnp type, 2SC1815 will not work here, try something like a BC169 or BC259 here.

The 2SK184GR is a JFET, again 2SC1815 will not work. Try the 2SK30ATM from your "dead" CS3 here.

Happy New Year to everyone.

Edited by - cctsim on 01/12/2010 02:01:02
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Dr. Bob
Moderator

Australia
6593 Posts

Posted - 01/12/2010 :  02:27:20  Show Profile  Visit Dr. Bob's Homepage  Reply with Quote
Hi

When we are not around to help you as in.
- Working.
- Sleeping.
- Family time.
- When we just don't know.

In the Mods & Technical section.

We have posted a Sticky thread with links to many free Semiconductor & IC Datasheets.

Free Online Chip Datasheet Sites:
http://www.bossarea.com/forum/topic.asp?TOPIC_ID=1881

While everyone probably has their own favorites,
When at home, I typically tend to use:

http://datasheet4u.com/
http://www.datasheetcatalog.com/

They both allow you to download PDF's for "FREE"

Many people do not appreciate how great these sites really are.
Where I work, we pay about $180US per year to get similar data.

Regards Dr. Bob
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moonmarkcus
Silver Member

Nicaragua
224 Posts

Posted - 01/12/2010 :  16:56:56  Show Profile  Reply with Quote
OK, thank U
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moonmarkcus
Silver Member

Nicaragua
224 Posts

Posted - 01/26/2010 :  00:59:31  Show Profile  Reply with Quote
I replaced transistors and caps. It is working on bypass but when I push the switch led is on but no sound....

What other components need to be changed?
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moonmarkcus
Silver Member

Nicaragua
224 Posts

Posted - 01/26/2010 :  22:09:31  Show Profile  Reply with Quote
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