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Feature #293

Power check - voltage in spec, power good - ok?

Added by tin over 7 years ago. Updated over 5 years ago.

Status:
Closed
Priority:
Normal
Assignee:
Start date:
09/08/2012
Due date:
% Done:

30%

Estimated time:

Description

+12V OK
+3,3V OK
+1,2V Error
+2,5V OK
VTT Error
+1,8V OK

History

#1

Updated by Izerg over 7 years ago

Ilya wrote:

+12V OK
+3,3V OK
+1,2V Error
+2,5V OK
VTT Error
+1,8V OK

+1.2V - Check signal "Inhibit"
VTT - питание активного терминирования DDR памяти, может быть в порядке, но отключен, по готовности других сигналов.

#2

Updated by tin over 7 years ago

Каков прогресс? :)

#3

Updated by Izerg over 7 years ago

  • % Done changed from 0 to 30

Тест проблемных цепей методом "прогрева".
Питание цепи 1,2В с ограничением по току.
Выяснилось: потребление по цепи - 300 мА. при напряжении 1,2В.
Вывод - короткого замыкания по цепи нет.

#4

Updated by Izerg almost 7 years ago

  • Status changed from In Progress to Suspended
#5

Updated by Izerg over 5 years ago

  • Status changed from Suspended to Closed

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