NEC Univerge SV9100 System Hardware Manual page 252

4-14
9. Turn the system power back on.
10. When the system has completed reloading the software, the Status
LED begins flashing on the GCD-CP10. The remaining four LEDs are
off.
To confirm the new software version is installed, press the

FEATURE + 3 keys on any display multiline terminal to view
the system version number.
The existing system software in the flash memory is replaced,

but the customer data (stored in the RAM) is saved.
Issue 2.0
Installing the SV9100 Blades