NEC SL1100 Hardware Manual page 151

ISSUE 6.0
13. When the system has completed reloading the software, the RUN LED (D1) will flash blue.
• To confirm the new software version number, press the Navigation key on any display telephone to
view the system version number see
• The existing system data in the flash memory is replaced, but the customer data (stored in the RAM)
is saved.
Hardware Manual
Main Software Version Confirmation on page
SL1100
4-9.
4-13