HP Officejet Pro X551 Printer series - Manual (Page 29)

7 Status display. When the product is idle, this area of the control panel displays the time and date and allows for
access to the time and date settings by touching this area. When the product is processing a job, job status
information replaces the time and date display.
8 Apps button: provides access to the Apps menu to print directly from select Web applications
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