HP Color laserjet 5500 - INFO Command

INFO Command The INFO command requests a specified category of
information (see table below). Use this command to find the
printer model, configuration, memory available, page count,
status information, PJL file system information, and a list
of the printer variables, including environmental, printer
language-dependent, and unsolicited status variables.
Syntax: @PJL INFO category [<CR>]<LF>
Response Syntax: @PJL INFO category <CR><LF>
[1 or more lines of printable characters or
<WS> followed by <CR><LF>]
<FF>
Parameters:
Category Description
ID Provides the printer model number, such
as “LaserJet 4.”
CONFIG Provides configuration information, such
as how many and which paper sizes are
available in this printer.
FILESYS Returns PJL file system information.
MEMORY Identifies amount of memory available.
PAGECOUNT Returns the number of pages printed by
the print engine.
STATUS Provides the current printer status.
VARIABLES Lists environmental and printer
language-dependent variables, the
possible variable values, and the current
variable settings.
USTATUS Lists the unsolicited status variables
provided by the printer, the possible
variable values, and the current variable
settings.
7-16 Status Readback Commands