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Total Memory Clear
Description
The Total Memory Clear pro,cedure~ resets the
memory on the Main PWB. Upon power up the
machine will rebuild the configuration table based
on the installed firmware.
This
procedure
should
be
performed
after
firmware
is replaced, or anytime the machine
requires
reset due to incorrect
operation
or
intermittent performance.
Procedure
1.
Unplug the machine.
2.
Locate diode CR7 or CR17 on the Main PWB,
located next to the battery.
3.
Connect a jumper from the cathode of diode
CR7 or CR17 (black striped end) to one of the
grounding screws on the Main PWB for at
least one second.
4.
Disconnect jumper.
5.
Plug in the machine and perform the check
out steps per Section 1.
Description
The Service Mode consists of 6 different menus:
.
Menu 1 ten be used to monitor the line for
error information.
*
Menu 2 clears the system rem.
*
Menu 3 sets or initializes the soft switches.
.
Menu 4 allows
access
to special
tests
including tone. TPH pattern and rem data.
*
Menu 5 can be used to tune the CIS white,
dither and contrast levels.
.
Menu 6 M"
be used'to
select or change
printer configurations.
Procedure
1.
Enter the Service Mode, press:
.start
The didplay indicates the following.
1 SERVICE (l-6)
X.X 1
2.
Press l-6 to select the Service Mode.
3.
Press the appropriate menu selection number
(Table 1).
4.
Press Stop to exit the service mode.
NOTE: The service mode is cancelled
automatically after approximately 3
minutes of no machine activity
Total Memory Clear
9/97
6-4
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