#2883 NORM Product: Hand touch up to make sufficient solder joints

Zarro Boogs per Child bugtracker at laptop.org
Fri Aug 17 14:10:50 EDT 2007


#2883: Hand touch up to make sufficient solder joints
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 Reporter:  jg                     |       Owner:  vance.ke        
     Type:  defect                 |      Status:  new             
 Priority:  normal                 |   Milestone:  Production Start
Component:  manufacturing process  |     Version:  BTest-4 Hardware
 Keywords:                         |    Verified:  0               
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 See: http://wiki.laptop.org/images/2/25/OLPC_BR_Audit.pdf

 The large metal through hole mounting tabs for external connectors often
 require hand touch up to make sufficient solder joints. The soldering
 irons for this task are necessarily high power. In this case a solder
 splash from touchup of the DC input connector, fell in
 proximity to the scroll pad switches, either landing on or near switch
 SW3. When the same high power iron was used to remove the solder splash,
 it partially melted the housing on SW3. No functional problem resulted.
 However, operators should be instructed to do clean up work with a much
 smaller, low power soldering iron to avoid
 component damage. Two other similar solder splashes during through hole
 touch up were observed, but they caused no potential damage.

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Ticket URL: <http://dev.laptop.org/ticket/2883>
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