======HOW TO UPGRADE THE SUPERSTACK II REMOTE ACCESS SYSTEM 1500======


**Goal:**
  * SuperStack II Remote Access System 1500 - How to upgrade the SuperStack II Remote Access System 1500.


**Fact:** 
  * Search group - SuperStack II Remote Access
  * To upgrade the unit, follow the steps below.



=====Have the RAS1500 prompt.=====

**1.** 	Connect the provided serial cable to the RAS 1500 console port and your PC s serial port.

**2.** 	At the Microsoft Windows 95 or Microsoft Windows NT desktop, click Start, then Programs, then Accessories, then HyperTerminal, then Hypertrm.exe. HyperTerminal. Starts and displays the Connection Description dialog box.

**3.** Type a name and select an icon for your connection.

**4.** Click "OK". The Connect To dialog box appears.

**5.** From the Connect Using drop-down list, select the communications port from which you are connected to the RAS 1500. For example, COM1.

**6.** Click "OK". The Properties dialog box for the port you selected appears.

**7.** 	Make sure the Port Setting tab displays these options:
  * Bits per second: 38400
  * Data bits: 8
  * Parity: None
  * Stop bits: 1
  * Flow control: Hardware

**8.** Click "OK".

**9.** Press Enter. A RAS 1500 prompt appears.

**10.**	Copy the rasboot.dmf and ras1500.dmf on your handwrite.

**11.**	Type reboot, and answer Yes when needed.

**12.**	Press <esc> <esc> <esc> when "Initializing" appears on the RAS1500 console. This will bypass diagnostics.

**13.**	Type: "AT{Z} when the SDL2 menu appears

**14.**	Now upload the file "rasboot.dmf" with the zmodem protocol.

**15.**	When this is finished a message will appear like Downloading successful with the filename, and the unit will come with the SDL2 menu again.

**16.**	Type again "AT{Z}" and now upload the other file "ras1500.dmf"

**17.**	When finished the same message will appear Downloading successful etc.

**18.** The unit will automatically boot completely up, but a message will appear as "Flash compaction started, file system access suspended." followed with dots. 

**19.**	Wait until "Flash Compaction: Finished." appears, and then press enter.

**20.**	The unit is now upgraded to the latest version.

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 --- //[[nce@itclatam.com|David Gonzalez]] 2021/04/09 14:44//