Dear all
Hello

  I want to know about  a IPC std.. 7720 and 7721 . what is the difference
between them. is both are the rework std. How can we purchase that in a book
form. How many pages have this std. Our requirements are

1. A std. which gives a guide line about the rework and modification of  Tu.
hole and SMD components.

2. Pad damage criteria, like how many pad/ track we can repair/allowed  in a
board.

3. Jumper wire modification.

4.components over a components modification.

Pls. tell me the payments process or purchase add. in INDIA.



With regards
Pankaj Karnwal
Quality  Assurance Ext. 211
BESL  A-4,Sec-5   NOIDA , 201301, INDIA
e mail : <mailto:[log in to unmask]>
Barco, innovators in image processing

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