firmware upgradation from OBP 4.22.19 to OBP 4.30.0 in sunfire servers ?

# unzip 142700-02.zip

Archive:  142700-02.zip
   creating: 142700-02/
  inflating: 142700-02/unix.flash-update.README
  inflating: 142700-02/copyright
  inflating: 142700-02/unix.flash-update.SunFire240.sh
  inflating: 142700-02/817-6957-10.pdf
  inflating: 142700-02/802-3233-25.ps
  inflating: 142700-02/flash-update-SunFire240
  inflating: 142700-02/Install.info
  inflating: 142700-02/README.142700-02
  inflating: 142700-02/LEGAL_LICENSE.TXT


# cd 142700-02

# ls

802-3233-25.ps                   copyright
817-6957-10.pdf                  flash-update-SunFire240
Install.info                     unix.flash-update.README
LEGAL_LICENSE.TXT                unix.flash-update.SunFire240.sh
README.142700-02

 # ./unix.flash-update.SunFire240.sh

Flash Update 2.4: Program and system initialization in progress...
Current System Flash PROM Revision:
-----------------------------------
OBP 4.22.19 2006/09/06 23:44 Sun Fire V210/V240,Netra 210/240
Available System Flash PROM Revision:
NOTE: The system will be rebooted (reset) after the firmware has been updated.
However, if an error occurs then the system will NOT be rebooted.
Do you wish to update the firmware in the system Flash PROM? yes/no : yes
Erasing the top half of the Flash PROM.
Programming OBP into the top half of the Flash PROM.
Verifying OBP in the top half of the Flash PROM.
Erasing the bottom half of the Flash PROM.
Programming OBP into the bottom half of Flash PROM.
Verifying OBP in the bottom half of the Flash PROM.
Erasing the top half of the Flash PROM.
Programming POST into the top half of Flash PROM.
Verifying POST in the top half of the Flash PROM.
The system's Flash PROM firmware has been updated.

Please wait while the system is rebooted...

Shutdown started.    Fri Jun 15 23:39:10 IST 2012
Changing to init state 6 - please wait
Broadcast Message from root (console) on RETAILSAPT21 Fri Jun 15 23:39:10...
THE SYSTEM RETAILSAPT21 IS BEING SHUT DOWN NOW ! ! !
Log off now or risk your files being damaged
root@RETAILSAPT21 # svc.startd: The system is coming down.  Please wait.
svc.startd: 83 system services are now being stopped.
Jun 15 23:40:17 RETAILSAPT21 rpcbind: rpcbind terminating on signal.
Jun 15 23:40:18 RETAILSAPT21 syslogd: going down on signal 15
Jun 15 23:40:18 rpc.metad: Terminated
svc.startd: The system is down.
syncing file systems... done
rebooting...

#prtconf -V

OBP 4.30.0 2010/01/06 14:48