HP 220 - Manual (Page 147)

ALT
Media-Sensor
Calibration
7Ć9 Calibrations C3187Ć90000
MediaĆSensor Calibration
The mediaĆsensor calibration measures the position of the mediaĆsensor levers with respect
to the drive roller. A value is stored in the EEROM when the procedure is completed.
Perform the mediaĆsensor calibration whenever:
D The EEROM is cleared
D The main PCA is replaced
D The media sensor is removed or replaced
D The leading and trailing margins of a plot are greater than 17 mm (0.67 in).
To calibrate the media sensor, perform the following procedure:
, Enter service mode D page7Ć2.
. Hold down the
ALT
key and press
Media Calibration
.
Any loaded media is ejected by the plotter.
A When the
Load Media
LED begins to flash, load a sheet of media in landscape orientation.
Th adi g z a g ha a b a h h a gi a a d
a i . O h h i ad d, i i j d agai .
4 When the
Load Media
LED begins to flash again, load the same sheet in portrait
orientation.
Agai , h
adi g z a g ha a b a h h a gi a
a d a i . O h h i ad d, i i j d agai , a d h
Ready
L igh z.