Administrator’s Guide

a. WD19DCS firmware update will be distributed with the latest Enterprise Chrome book operating system release.
b. WD19DCS firmware version checking: chrome://system output in browser.
Command-Line options
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Table 1. Command line options
Command line Notes
/? or /h Usage
/s Silent
/l=<filename> Log file
/verflashexe Display utility version
/componentsvers Display current version of all dock firmware components
Approximate firmware update duration
About this task
The firmware update time duration in the following table is from a measurement running Dock Firmware Utility A03 on a Latitude
5400 with Windows Operating System. These numbers are for reference only and can vary depending on multiple factors
including existing firmware and/or devices attached.
Table 2. Approximate firmware update duration
Firmware Update duration (in seconds)
EC 70
USB Gen1 Hub 15
USB Gen2 Hub 5
MST Hub (DPAux) 37
MST Hub (I2C) 45
Smart update
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EC, USB Gen1/2 Hub, MST are updated only if incoming version is new.
Logging
About this task
● In Silent mode, Dock utility logs to the default file (/s command-line option).
○ Default log file is at CurrentDrive: \Dell\UpdatePackage\Log\exename.txt
● Optional logging can be done in any mode using /l=logfilename.txt
● Log message is useful for
○ Debugging
○ Service
○ Component version information
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Dell docking station firmware update