Adjustments and Calibrations 6-13
Disabling Jet Substitution Mode
After the printhead is replaced, disable Jet Substitution Mode to restore normal
operation.
Using the hidden Jet Substitution Mode Menu, select Jet Select.
1. First press System Setup, and then enter the Information Menu.
2. From the menu, scroll to Troubleshooting, and then press the OK button.
3. Scroll to Print Quality Problems, and then press the OK button.
4. Press and hold the Up Arrow button, and then press the Back button.
5. Scroll to Turn Jet Substitution Mode Off, and then press the OK button.
6. Print the Eliminate Light Stripes test page to verify that Service Mode is disabled
for all jets.
Resetting NVRAM
Resetting NVRAM returns all the Image Processor Board NVRAM-stored
parameters to their factory default values. The print counts and the Adobe firmware
serial number are not affected by this reset. You can reset the PostScript NVRAM
using the Service Tools Menu or the Service Diagnostics Menu.
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