HP Color LaserJet 5500 Technical Reference Manual page 144

Status Category
32
(32-000 to 32-999)
35
(35-000 to 35-999)
40
(40-000 to 40-999)
41
(41-000 to 41-999)
42 and 44
(42-000 to 44-999)
43
(43-000 to 43-999)
50
(50-000 to 50-999)
Example:
Using Unsolicited
Device Status
7-36 Status Readback Commands
These conditions indicate PJL file system errors and their
corresponding error codes and control panel display strings.
Messages indicating that operator intervention may be required.
The printer stays online and continues printing, with the potential
for reduced capability. Data may be lost.
Messages indicating that operator intervention is required. Printing
halts until the condition is resolved. Examples include paper jam,
out of paper, and printer open conditions.
This category of messages indicates a foreground paper mount.
These conditions occur when paper is out and there is no alternate
paper source available that is loaded with the correct paper size.
The printer is offline under these conditions.
These status codes indicate paper jam errors and their associated
error codes and control panel display strings.
Messages indicating PJL error codes and corresponding control
panel display strings for optional (external) paper handling devices.
Hardware errors. Examples include memory errors and fatal print
engine errors.
The following example enables unsolicited status with the
verbose option. The printer response indicates that the
printer is open.
<ESC>%-12345X@PJL <CR><LF>
@PJL USTATUS DEVICE = VERBOSE<CR><LF>
<ESC>%-12345X
A sample HP LaserJet 4 printer response for unsolicited
device status is shown here. For other printers, responses
may vary.
@PJL USTATUS DEVICE<CR><LF>
CODE=40021<CR><LF>
DISPLAY="12 PRINTER OPEN"<CR><LF>
ONLINE=FALSE<CR><LF>
<FF>
Description