Software Note: This updating will not erase any Programs, Combis or Global data in the Triton! 

1. Hold down the ENTER and LOCATE buttons while turning on the Triton. The display will show “Please insert System 1 disk”.

2. Insert System Disk #1 of the Version 2.53 Operating System into the drive.

3. New System Software installation will begin at this point. DO NOT TOUCH THE KEYBOARD OR INTERRUPT THE POWER WHILE THE SYSTEM IS BEING UPDATED! 

4. During installation the following messages will appear:

 • “Now loading...” 

 • “Now erasing ROM” 

 • “Checking the system’s checksum”

5. Shortly, you will be prompted with “Please change to System 2 disk”

6. Eject Disk 1 and insert System Disk No. 2 into the drive. When it finishes loading you will be prompted for the third and final disk.

7. When the following messages appear, installation has been completed successfully and the Triton will restart automatically:

 • “Checking the system’s check sum” 

 • “System load was completed” 

8. Enjoy your new System Software!