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hardware:dbbc.katherine

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hardware:dbbc.katherine [2018/09/15 04:34]
Jamie McCallum created
hardware:dbbc.katherine [2018/09/15 05:23] (current)
Jamie McCallum
Line 9: Line 9:
 Removed fan and cleaned with compressed air.  Removed fan and cleaned with compressed air. 
  
-Voltages Measured:+Voltages Measured ​at Supply:
  
-PC: +PC  
-  * GND +  * GND: Ok.  
-  * +5V +  * +5V: 5V. 7mV AC voltage. No ripple, but ~500 mV spikes every ~13 microsec. ​ 
-  * +12V+  * +12V: 11.9 V. 1mV AC voltage. No ripple but spikes every ~13-14 microsec. ​
  
-PS1 +PS1 - Multimeter AC Volts all zero. Ripple present with ~2 MHz frequency. 
-  * GND +  * GND: Ok. 
-  * +3.3V (Orange) +  * +3.3V (Orange): 3.3V. 600mV p.t.p ripple 
-  * +5V (Red) +  * +5V (Red): 5V 
-  * +12V (Green) +  * +12V (Green): 12V 400-500 mV ptp ripple, more regular. ​ 
-  * -5V (Violet)+  * -5V (Violet): -5V
  
-PS2 +PS2 - Multimeter AC Volts all zero. Ripple present with ~2 MHz frequency. 
-  * GND +  * GND: Ok.  
-  * +3.3V (Orange) +  * +3.3V (Orange): 3.3V . 600mV p.t.p ripple, ~2 MHz period. ​ 
-  * +5V (Red) +  * +5V (Red): 5V  
-  * +12V (Green) +  * +12V (Green): +12V 
-  * -5V (Violet)+  * -5V (Violet): -5V
/home/www/auscope/opswiki/data/pages/hardware/dbbc.katherine.txt · Last modified: 2018/09/15 05:23 by Jamie McCallum