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4.4
Firmware Upgrade
1. With the System Programming cable (CEFD P/N CA/WR12243-1) connected, verify the
communication and connection by issuing a "ping" command to the modem.
a. Locate the IP address of the unit remotely by using <1/IPA?.
b. Select the "Start" button on the Windows toolbar and select the "Run..." option.
c. From WinXP or Windows7, type "cmd" or use the "DOS Prompt" or "Command
Prompt" icons in the Start Menu.
d. Change the temporary directory created earlier to "cd C:\temp".
e. Use "dir" to show the files previously downloaded.
2. Initiate an FTP session with the unit using a DOS window.
a. Using the PC, type "ftp xxx.xxx.xxx.xxx" where "xxx.xxx.xxx.xxx" is the IP
address of the unit, obtained previously in step 1.a.
b. Type "comtech" for the user name and "comtech" for the password to complete
the login.
c. Verify the FTP transfer is binary by typing "bin".
d. Type "prompt", then type "hash" to initiate the file transfers.
3. Type "put FW-0021045*_Bulk_v*_*_*.zip" to begin the file transfers.
4. Type "bye" and close the DOS window to terminate the FTP session.
5. Verify the FTP upgrade using <1/SWR? serial remote command.
6. Change the desired image to boot using the <1/IMG=X serial remote command, where X is 1
or 2, and then reboot the unit.
7. Verify the new software versions are booting by using <1/RET? The serial remote command
response:
PCB-4X00A Phase Combiner Ver: X.X.X.
8. Disconnect the System Programming cable (CEFD P/N CA/WR12243-1) and reconnect the
original System Communications connection cable.
9. The LEDs on the top of the PCCB may illuminate GREEN (unmuted), ORANGE (muted), or
RED (faulted) to indicate the current status of the PCCB, SSPA1, and SSPA2 operations.
See Chapter 3. OPERATION and ADJUSTMENT PROCEDURES, Section
3.2.4, for additional information on the LED operation states.
The PCB-4000A Firmware Update Process is now complete.
Updating Firmware
PCB-4000A 1+1 Phase Combiner
4–8
Revision 2
MN-PCB-4000A
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