09/03
6-105
DC 3535/2240/1632, WC M24
dC301
General Procedures and Information
Initial issue
dC301 NVM Initialization
Purpose
This procedure may be needed when the machine cannot recover for some unknown reasons,
including problems such as producing blank copies/prints, continuously declaring system
faults, etc. It is also required as part of the software upgrade process.
Initial Actions
• Disconnect any Foreign Interface devices.
• Obtain all of the following information:
– Machine Settings diskette (either a known-good diskette or a new recording, if possi-
ble - refer to dC351 for procedure).
– NVM value factory setting report (typically it is located in the Tray 1 pocket)
– Any customer setting Auditron account from the system administrator
– Any setting changes (specifically NVM settings) shown on the machine’s service log.
– Any customer settings in the Tools mode.
• If possible, save Machine Settings (dC351).
Procedure
1. Enter the Diagnostic Mode. Refer to Entering Diagnostic Mode using the PWS.
2. Select the Adjustments tab.
3. Select the NVM Init, S/R tab.
4. Select the NVM Initialize (dC301) tab. The NVM Initialize screen is displayed
5. There are four selectable areas of NVM that can be individually initialized. The follow the
instructions in the procedure that sent you here when choosing the areas to be initialized
and the correct sequence. Table 1 lists the NVM locations that are reset for each selec-
tion.
6. After the initialization is complete, use the data accumulated in Initial Actions to restore
the machine to its previous configuration.
Table 1 NVM Initialization
Name Description
IOT The following NVM locations will be initialized:
• Chain 740 - links 020 through 419
• Chain 741 - All
• Chain 742 - links 055 through 079
• Chain 744 - All
• Chain 746 - All
• Chain 751 - All except links 168 and 364
• Chain 752
• Chain 753 - All
• Chain 760 - All
• Chain 762 - All
• Chain 764 - All
IIT/IPS The following NVM locations will be initialized:
• Chain 710
• Chain 715 - links 001 through 017
SYS-System The following NVM locations will be initialized:
• Chain 700 - links 006, 065 through 070, 088, 116, 122, 127, 128, 147,
164 through 166, 174, 176 through 181, 197, 208
• Chain 701 - links 912, 917, 924, 929
• Chain 720 -link 002
• Chain 730 - links 00 through 006
• Chain 770 - links 124, 203
• Chain 780 - links 065 through 068
• Chain 785 - links 008, 009
• Chain 790 - links 003, 004, 099
• Chain 801 - links 104, 204, 304, 404, 504, 604, 704, 804, 904
• Chain 802 - links 004, 104, 204, 304, 404, 504, 604, 704, 804, 904
• Chain 803 - link 004
• Chain 810 - links 002 through 019, 038 through 127
• Chain 820 - links 003, 007 through 009, 017 through 019, 024, 026,
027, 029
• Chain 823 - links 001 through 005, 008 through 011, 030 through 047
• Chain 830 - links 001 through 004, 084, 085
• Chain 850 - links 001 through 004, 007, 009 through 012, 015
• Chain 860 - links 009, 013, 020, 025, 031, 032
SYS-User All user settable NVM locations in the following chains will be reset:
Chains 700, 780, 785, 790, 800, 801, 802, 803, 804, 805, 806, 810, 820,
823, 830, 840
Table 1 NVM Initialization
Name Description
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