Autodiagnostics, Set-Up And Adjustments; Power-On Diagnostics - Olivetti PR2 E Service Manual

4. AUTODIAGNOSTICS, SETUP AND ADJUSTMENTS
4.1 POWER-ON DIAGNOSTICS
At power on, besides a general reset the printer runs an autodiagnostic routine that checks the
efficiency of all machine components.
Upon the successful completion of the autodiagnostic routine the printer switches to the READY state
(ON and READY LEDs lit).
The table below indicates the meaning of the LEDs according to the type of failure detected during the
autodiagnostic phase.
Power supply assy
l
OFF
l
OFF
1
OFF OFF
1
OFF
1
I
failure
ON
On-board failure:
-
Eprom
-
ROM
-
Microprocessor
Failure with:
-
Fuses
-
Drivers
-
Motors
READY
OFF
ON
OFF
ST1
Y
1002504 Service Manual 4-1
LOCAL
l
Activation board
failure
ST2
The motors do not perform any kind of movement