IPC-7721(S).pdf - 第9页

Blisters and Delamination Procedure Description Illustration Product Class Skill Level Level of Conformance 3.1 Delamination/Blister Repair , Injection Method R Advanced High Bow & T wist Procedure Description Illust…

100%1 / 165
Coating Replacement
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
2.4.1 Coating Replacement, Solder
Resist
R, F, W, C Intermediate High
2.4.2 Coating Replacement, Conformal
Coatings/Encapsulants
R, F, W, C Intermediate High
Surface Preparation
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
2.5 Baking and Preheating R, F, W, C Intermediate High
Epoxy Mixing and Handling
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
2.6 Epoxy Mixing and Handling R, F, W, C Intermediate High
Legends/Markings
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
2.7.1 Legend/Marking, Stamping
Method
R, F, W, C Intermediate High
2.7.2 Legend/Marking, Hand Lettering
Method
R, F, W, C Intermediate High
2.7.3 Legend/Marking, Stencil Method
R, F, W, C Intermediate High
IPC-7721 February 1998
vi
Blisters and Delamination
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
3.1 Delamination/Blister Repair,
Injection Method
R Advanced High
Bow & Twist
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
3.2 Bow and Twist Repair R, W Advanced Medium
Hole Repair
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
3.3.1 Hole Repair, Epoxy Method R, W Advanced High
3.3.2 Hole Repair,Transplant Method
R. W Expert High
Key and Slot Repair
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
3.4.1 Key and Slot Repair, Epoxy
Method
R, W Advanced High
3.4.2 Key and Slot Repair, Transplant
Method
R, W Expert High
February 1998 IPC-7721
vii
Base Material Repair
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
3.5.1 Base Material Repair, Epoxy
Method
R, W Advanced High
3.5.2 Base Material Repair, Area
Transplant Method
R, W Expert High
3.5.3 Base Material Repair, Edge
Transplant Method
R, W Expert High
Lifted Conductors
Procedure Description Illustration
Product
Class
Skill
Level
Level of
Conformance
4.1.1 Lifted Conductor Repair, Epoxy
Seal Method
R, F Intermediate Medium
4.1.2 Lifted Conductor Repair, Film
Adhesive Method
R, F Intermediate High
IPC-7721 February 1998
viii