NEC Univerge SV9100 Hardware Manual page 168

Issue 1.2
4 - 14
To perform a system software and firmware upgrade:
1. Turn the system power off.
2. Once the system has powered down, insert the USB Memory
containing the software upgrade into the USB port on the
GCD-CP10.
3. Push in and hold the Load button.
4. Turn the system power on.
5. Continue holding the Load button for approximately 10
seconds or until Status LED5 begins flashing red.
6. Release the Load button.
7. Wait until the Status LEDs on the GCD-CP10 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 GCD-CP10. The remaining
four LEDs are off.
 To confirm the new software version has been installed, the
system version number can be viewed by pressing the
FEATURE + 3 keys on any display multiline terminal.
 The existing system software in the flash memory is replaced,
but the customer data (stored in the RAM) is saved.
UNIVERGE SV9100
Installing the SV9100 Blades