IPC 7721 : 1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
REPAIR AND MODIFICATION OF PRINTED BOARDS AND ELECTRONIC ASSEMBLIES
10-01-2003
01-12-2013
1 General
2 Handling/Cleaning
2.1 Handling Electronic Assemblies
2.2 Cleaning
2.3 Coating Removal
2.4 Coating Replacement
2.5 Baking and Preheating
2.6 Epoxy Mixing and Handling
2.7 Legends/Marking
3 Blisters and Delamination
3.1 Delamination/Blister Repair, Injection Method
3.2 Bow and Twist Repair
3.3 Hole Repair
3.4 Key and Slot Repair
3.5 Base Material Repair
4 Lifted Conductors
4.2 Conductor Repair
4.3 Conductor Cut
4.4 Lifted Land Repair
4.5 Land Repair
4.6 Edge Contact Repair
4.7 Surface Mount Pad Repair
5 Plated Hole Repair
5.1 Plated Hole Repair, No Inner Layer Connection
5.2 Plated Hole Repair, Double Wall Method
5.3 Plated Hole Repair, Inner Layer Connection
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