NEC UNIVERGE SV8100 System Hardware Manual page 272

Issue No. 1.5
6 - 12
7. Wait until the Status LEDs on the CD-CP00-AU have the
following indications (approximately two minutes):
LED 2: Flashing Red
LED 3: Flashing Red
LED 4: Flashing Red
LED 5: Steady Red
8. Turn the system power off and un-install the USB Memory.
9. Turn the system power back on.
10. When the system has completed reloading the software, the
Status LED begins flashing on the CD-CP00-AU. The remaining
four LEDs are off.
To confirm the new software version has been 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.
UNIVERGE SV8100/SV8300
Installing the SV8100/SV8300 Blades