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Unread 15-03-2010, 01:44
Merle Merle is offline
FRC Mentor, FLL Coach
FRC #3146 (GRUNTS)
Team Role: Engineer
 
Join Date: Jan 2003
Rookie Year: 2002
Location: Granby, CT
Posts: 42
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Watchdog error vs Power Scheme Selection

In exploring our issue with periodic system watchdog errors, I came across a baffling scenario. First I noticed that if the classmate was plugged in the watchdogs went away, so next I started exploring the setting of the "power options properties" (power options icon under control panel).

I found that I could set the "portable/laptop" scheme to identical settings as the "presentation" setting; however I would get ~20 watchdog errors in 5 minutes under the laptop scheme, but no errors under the presentation scheme. This is running the default code with no changes. It doesn't appear to make a difference what the settings with each scheme are, rather just that the 'portable/laptop' selection gives watchdog errors while under battery power. I haven't yet explored any of the other power option schemes.

Can any one duplicate this, or better yet, explain why this could be?

Merle Yoder
GRUNTS Team #3146
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