Oce 3121 Technical & Service Manual page 743

Period
LSTR (last rotation) From the end of
Detection of errors on the power supply PBA
The power supply PBA has an internal diagnostic function. This checks for er-
rors in the output from the PBA, and the communication with the DC control
PBA.
The results are shown by varying the flash pattern of the LED100. Refer to the
troubleshooting chapter to find out the descriptions.
Electrical adjustments after replacing major PBA's
ed.1
SCRV until the copy
passes the output sen-
sor.
Purpose Remarks
Cleans the sur- Delivers the last
face of the output.
drum: dissipa- Two minutes
tion of resid- after the end of
ual charge. LSTR, the dis-
play on the
operating panel
is reset to
'standard
screen'. (The 2
minute delay is
a variable.)
22 Power & Control 517