HP 250C - Manual (Page 178)

8Ć44 Troubleshooting C4699Ć90000
MediaĆAxis Test
This tests the operation of the mediaĆaxis motor, encoder and gears.
1 In service mode 1, press
Media-Axis Test
.
The drive roller rotates in steps, each equivalent to one swath advance.
Status. The
Film
LED turns on (steady) if the mediaĆaxis test has not found an error.
If the test fails, the
Film
LED flashes.
OK Failed
Output to the Serial Port (Viewing Output
'
8-36)
Maximum PWM: The maximum PWM for each cycle.
A typical media-axis PWM is 52. The maximum allowed is 65.
2 The test continuously repeats itself until you
press the
Shift
key.
Media-Axis
Test
Shift