– Right click on the Windows 10 start menu logo
– Select “Command Prompt (Admin)” Approve any dialogs
– In the command prompt type: powercfg /batteryreport /output “C:\battery_report.html”

powercfg /batteryreport /output “C:\battery_report.html”

–  To open the report click on the Start Menu and type: c:\battery_report.html

 

powercfg /batteryreport /output “C:\battery_report.html”

And there you go, a comprehensive battery usage report.

 

Soda Mountain timelapse

On 12/01/2017, in Uncategorized, by Norman Dean

 

 

 

 

Replace the fans outlined HERE 

Dell-Poweredge-1900-fan-removal-300x225

Dell-PowerEdge-1900-fan-cage1-300x249

Recommended replacement fans can be purchased here on Amazon

61Zt+MnTSQL._SL1500_

 

 

Here’s how to swap out the proprietary power connectors 

Instructions and files created by the process outlined HERE & HERE 

After the fans have been replaced the BCM controller will freak out whenever the fans get below a certain RPM, so every 3 min or so the controller will ramp up all the fans to 100% then ramp them down progressively until the threshold is reached again. Below are instructions to upgrade the main BIOS and BMC firmware using a bootable Dell diagnostics DOS based utility.

Download https://dl.dropboxusercontent.com/u/8916322/2900_BIOS_UPDATE.zip

Tested on Dell PowerEdge 2900 ONLY! Attempt at your own risk – not recommended on any other model.

Tools included in archive

DELL_32-BIT-DIAGNOSTICS_5118-3_R212797.exe – creates a DOS based Dell diagnostics bootable utility

\BMC\bmcfl16d.exe – DOS based BMC update utility – directory includes modified firmware with lowered fan thresholds Fans 1-6 600rpm 7-8 0rpm

\BIOS\PE2900-020700CBIOS.exe – DOS based BIOS update utility – will update main BIOS to 2.7.0

=================================================================

Instructions

Extract archive usin 7zip, WinRAR, etc

Have a 1GB flash drive FAT formatted ready – run DELL_32-BIT-DIAGNOSTICS_5118-3_R212797.exe select Install to USB

Copy the folders BMC & BIOS to the newly created bootable USB

==

On the PE2900 boot and press> F11 – Select Internal C: (USB Disk)

When the Diagnostics menue apears select> option 4 Exit

type> c:\

-To update BIOS to 2.7.0
Type> cd bios
Type> PE2900-020700CBIOS.exe      – Follow the instructions -Reboot when asked

-To update BCM firmware with lowered fan thresholds
Type> cd BCM
TYPE> bmcfl16d.exe -f      – follow the instructions – reboot when completed (fans will ramp up to 100% during flashing)

r300-bmcflash3