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128 Chapter 2 – Service mode EN
NVRAM initialization
Initialization of NVRAM should always be executed immediately after
replacing the formatter board. This procedure aligns the firmware with
the formatter. Not initializing NVRAM could result in deterioration of
print quality.
CAUTION
Initializing NVRAM will erase several of the memory settings
(including page count, printer serial number, and the event log).
Note
Before initializing NVRAM, print a configuration page and a menu map
to verify the current printer settings. Use the information on these
pages to reset the customer’s printer settings.
To initialize NVRAM
1 Print a configuration page and a menu map.
2 Turn off the printer.
3 Remove all formatter accessories (EIO cards, hard drive, DIMMs,
accessories, and so forth).
4 While turning on the printer, hold down S
ELECT and CANCEL JOB
until all of the lights on the control panel are lit.
5 Press C
ANCEL JOB and then SELECT. The NVRAM INIT message
appears on the control-panel display.
6 After initializing the NVRAM, use Service mode to reenter the
settings from the configuration page.
To initialize the hard disk
1 Print a configuration page and a menu map.
2 Turn off the printer.
3 While turning on the printer, hold down S
ELECT and CANCEL JOB
until all of the lights on the control panel are lit.
4 Press M
ENU- and then VALUE-.
5 Press S
ELECT.