Samsung CLX-8540ND Service Manual page 216

Troubleshooting
4.3.5.4 Fax
NVM Read/Write
• Diagnostics > Test Routines > Fax > NVM Read/Write
NVM Initialization
• Diagnostics > Test Routines > Fax > NVM Initialization
• By default, none of items is selected and Initialize button shall be disabled.
There shall be Back button.
4-54
Service Manual
Samsung Electronics