Difference: SmokedTRB (1 vs. 3)

Revision 3
09 Nov 2005 - Main.MichaelTraxler
Line: 1 to 1
 
META TOPICPARENT name="TDCReadoutBoard"
The smoked TRB (Serial No. 5) is in repair. After removing the DC/DC converters (48V, 2,5V, 3.0V) there is no short-circuit anymore and
Line: 23 to 23
  After resoldering the FPGA, the ETRAX-chip is not working anymore. This is the second Axis-Chip, which is defective after soldering in the vapor-phase reflow-oven.
Added:
>
>

2005-11-09

New AXIS-ETRAX-chip was soldered "by hand". The processor is working and network connection is established, but I can not load the FLASH. Strange!
  -- MichaelTraxler - 11 Jul 2005
Revision 2
13 Jul 2005 - Main.MichaelTraxler
Line: 1 to 1
 
META TOPICPARENT name="TDCReadoutBoard"
Deleted:
<
<
  The smoked TRB (Serial No. 5) is in repair. After removing the DC/DC converters (48V, 2,5V, 3.0V) there is no short-circuit anymore and the ETRAX is working again.
Line: 19 to 18
 
A2 x
Added:
>
>

2005-07-13

After resoldering the FPGA, the ETRAX-chip is not working anymore. This is the second Axis-Chip, which is defective after soldering in the vapor-phase reflow-oven.
 

-- MichaelTraxler - 11 Jul 2005
 
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