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PAGE 15 (22)  Approved 1.0
CMO Operations & Logistics  
 
MGR
WW Service Solutions & Development   
Bochum / Germany  CONFIDENTIAL  17.3.2005
 
10. LEGEND FOR QUICK TROUBLE SHOOTER 
 
 
This legend is valid for all parts of the Quick Trouble Shooter 
Follow the steps until the problem is solved. If this doesn’t help, you are not authorized to go forward.  
 
Only marked components ( e.g. I002 
 ) can be changed.  
 
The start point of repair activities regarding the appeared fault symptoms.  
 
Follow the arrows step by step 
 
Pads or contacts: Check optical and mechanical condition particularly regarding 
to corrosion. Clean if necessary. 
 
Measure component for electrical functionality and change, if needed. 
(Level 2 only) 
 
Pads or contacts: Check optical and mechanical condition particularly regarding 
to corrosion. Clean with ESD brush only, if necessary.  
 
No more actions possible send product to the appropriate service supplier with 
higher service level. 
 
Service Manual 6021 Level 1&2  Copyright © 2005 NOKIA Corporation. All rights reserved.