HP Retail Peripheral Agent Technical User Guide

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Fig 4
c. With permission of the retail point of sale application
provider, for an alternative time driven process to
control when to collect data, we recommend using
windows "task scheduler” feature to help set a time
that will work with retail point of sale
application/terminal. To establish this process, the
retailer will need to advise when is the best time to
schedule the time when the retail point of sale
application can close and reopen without interfering
with day to day operations. Thorough validation is
highly recommended with approval from provider is
necessary. Depending on the used application, thread
termination of the application can affect the database
and will need to be thoroughly validated before
proceeding. Once the time is established, you can use
command-line process to close the retail point of sale
application which will release exclusive use of the
peripherals, and then run sc control “HP RPOS
Agent Service” 255 or execute sc control “HP
RPOS Agent Service” 155 to collect peripheral