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HP DesignJet 250C - Page 179

HP DesignJet 250C
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*" %# $*
 
# #  $  $   ' $#$#
D ""*(# $#$
D "" $#$
D *(# $#$
D " $*! $#$
D # "# $#$
  !"$ $ $#$ # $ $" !"$#  $% ""##
" " $ $#$ #   '#
#%" $$ $ "" # !"  $ #"& #$$ 
The test does not include carriageĆaxis initialization. If the carriage starts somewhere
in the center of the plotter, it will hit the rightĆhand side of the plotter when the test
begins, and the carriageĆaxis part of the test will fail.
 #"&      ' $
ALT )  !"## Modular Test
The plotter performs all the above tests in parallel. See details
of the individual tests to know what happens in each case.
 After a few seconds, the appropriate LEDs turn on (steady) as each test
passes. See the following diagram for LED meanings:
Carriage sensor OK
Carriage axis OK
The front-panel key
that you are
pressing is OK
Cover closed, and
sensor OK
Flex circuit OK
Media axis OK
Media present,
and sensor OK
Carriage sensor
failed
Carriage axis failed
Cover open. or
sensor failed
Flex circuit
connection failed
Media axis failed
Media not present,
or sensor failed
Encoder Sensor
OK
Pinch-arms
lowered and
Sensor OK




The front-panel key
that you are
pressing has failed
Pinch-arms
raised or
Sensor failed


Encoder Sensor
failed


Output to the Serial Port (Viewing Output ' 8-36)
See Individual tests
 $#$  $% %#) "!$# $# %$ ) %
!"## $
Shift )
Modular
Test
ALT
Shift

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