Kernal patch installation

Hi Friends,

I want to upgrade the solaris firmware to latest one(#147310-04) and i don't have serial console in that server.Please let me know shall i use below steps from command prompt.

1)/usr/bin/unzip  147310-04 zip

2)$ cd 145673-03

$ ls -lart

total 60336

-r--r--r--   1 root     root       18775 Sep 17  2010 LEGAL_LICENSE.TXT

-rwxr-xr-x   1 root     root        8196 Apr 28  2011 sysfwdownload.README

-rwxr-xr-x   1 root     root       21284 Apr 28  2011 sysfwdownload

-rwxr-xr-x   1 root     root     15990784 Apr 28  2011 Sun_System_Firmware-7_3_1_a-SPARC_Enterprise_T5120+T5220.pkg

-rwxr-xr-x   1 root     root          72 Apr 28  2011 copyright

-rwxr-xr-x   1 root     root     14776154 Apr 28  2011 firmware_package.zip

-rwxr-xr-x   1 root     root       11821 May  3  2011 Install.info

drwxr-xr-x   2 root     root         512 May  4  2011 Legal

-rwxr-xr-x   1 root     root        1170 May  5  2011 SPARC_Enterprise_T5120+T5220_metadata.xml