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  1. Replies
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    183

    not sure mark. to be honest im going to leave...

    not sure mark. to be honest im going to leave this one. I just don't get enough time to do the jobs as it is
    thanks for the help, without the map i won't waste my time
    many thanks
    BBB
  2. Replies
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    183

    There was bypass and when you switched over to...

    There was bypass and when you switched over to effect. led came on but no signal at all.
    tried to trace the signal but i have to admit. No schematic its hard for me.

    BBB
  3. Replies
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    183

    thanks i will check that out bbb

    thanks i will check that out
    bbb
  4. Replies
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    183

    thank you... I have searched the internet and...

    thank you... I have searched the internet and checked out all these before i post a request .Hoping that someone might have one, but again none of these are about the model i have
    BBB
  5. Replies
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    183

    thanks Dmeek . im not sure. not the version...

    thanks Dmeek . im not sure. not the version above
    it says MXR 117 version 2 on it
    55570

    bbb
  6. Replies
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    183

    MXR Flanger 117 map required

    Hello all
    A bit of a long shot. Got a MXR Flanger 117 with no effect but working bypass
    I have the original map but there don't seem to be a 117 version available ?
    if anyone can assist i would...
  7. Ibanez SR505 electrics issue - schematic?

    Hi
    I don't do guitar repairs just stick to amps, But i was asked by the guys in the guitar shop
    where my workshop is located

    The bass went to a local store and was returned not repaired ( same...
  8. Replies
    27
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    3,188

    easy way is to replace the board. Ive done a fair...

    easy way is to replace the board. Ive done a fair few and every time i try and repair the board it never works well
    i get the board from marshall uk.
  9. Thank you. But all of these are what i have. The...

    Thank you. But all of these are what i have. The schematics are not on these manuals for the L1 Mk 2 and one is the Links is for L1 but the wrong version
    many thanks
    BBB
  10. Bose L1 version/model 2 schematic needed

    This is the version 2 with 2 psu's with their own amps
    I have the service manual but it don't come with the maps
    many thanks
    BBB
  11. energy 12ND400 PWD PA speaker designed by energy in Italy

    Just a long shot
    does anyone have a map for this. or any other Energy powered speaker speaker

    many thanks

    BBB
  12. Replies
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    741

    Yes G1 I checked that. that's ok. I have pulled...

    Yes G1 I checked that. that's ok. I have pulled the semi conductors out the board from that area, can't find anything
  13. Replies
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    741

    Carver PX1450 one channel down

    Hello all

    this one is starting to try my patience a bit

    It came in for protection mode on one channel. while i was testing about. I found a short across a 26.4k resistor R371
    I removed the...
  14. Well in the uk its slightly different we have to...

    Well in the uk its slightly different we have to keep it for 3 months from ready date then i can legally dispose of. We can charge storage, but have inform when they dropped off.

    I don't really...
  15. Replies
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    978

    I quoted the customer a price on a new board and...

    I quoted the customer a price on a new board and he refused it went back to him . It was working just sometimes took 10 sec to come on and when on no issues
  16. Well the marshall ones i get are Tube amp doctor ...

    Well the marshall ones i get are Tube amp doctor as there is a TAD sticker on them and they have always called the shuguang
    these have failed and the other TAD EL84 i get from my UK supplier have...
  17. Tube Amp Doctor EL84 High failure rate

    Hi all
    Not sure if you lot have been having any problems with the TAD EL84's Forget if its the EL84-STR or EL84-CZ
    In the past 6 months ive have had far to many sets of these and had a fair...
  18. Replies
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    978

    i have asked tech support. told no to map and...

    i have asked tech support. told no to map and only option is to replace the board .
  19. Replies
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    978

    EA Iamp doubler double bass amp

    Hello all

    I have never seen a EA i-amp doubler before does anyone have the map for one of these or had some experience

    I have one of these on the bench reported fault is slow start up. Its a...
  20. Replies
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    279

    gemini GXA750 schematic

    Morning
    Does anyone have a GXA750 map. or know of a similar model I have never seen one

    BBB
  21. Replies
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    1,267

    sorry fella.. I have checked nowt.. looked online...

    sorry fella.. I have checked nowt.. looked online too for you. and nothing
    bbb
  22. Replies
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    293

    thanks... couldn't see the map on the links ....

    thanks... couldn't see the map on the links . unless i missed it. I'm ok with the components and tracks. But there seems like a possible s/c somewhere. Its a no go really if i don't get the map, not...
  23. Replies
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    293

    boss katana range 50watt

    Hello
    ts a long shot, but does anyone have a map for a katana 50 or even other versions.
    I have one that has had a power surge some where, Burnt bit and tracks on about 4 different parts of the...
  24. Replies
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    morning . Job now done i was being an idiot.....

    morning . Job now done
    i was being an idiot.. its now working correctly. i had not checked all the 470r grid stoppers correctly. there are 2 of them and 2 other 5watt psu resistors under the...
  25. Replies
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    1,267

    Don't know if this will help others but here is...

    Don't know if this will help others but here is the full map

    53446
    good luck
  26. i got about 4 rolls of the stuff when i bought up...

    i got about 4 rolls of the stuff when i bought up stuff from an old firm closed down. Only use it if i ever run out of leaded solder
    so far only for one day in 6 yrs
  27. Replies
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    I would look to nick. But i don't own a car at...

    I would look to nick. But i don't own a car at present. I have no need for one. my workshop is based 2 doors away from where i work.
    Do miss the car on a sunday, fishing or long walk over those...
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    Hi Nick. I have removed the board at present and...

    Hi Nick. I have removed the board at present and still not back in the chassis. I have removed the bias components . Going to refit them and ad fit a few tinned copper wires to the tracks. as i...
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