Canon iR C6800 Series Service Manual page 1319

5) While holding down the keys suited to the download mode you are going to use, turn on the main power switch
of the machine.
if Normal mode
Turn on the main power switch in response to 1+7 on keypad.
Enter sorce mode, make the following selection in service mode:
COPIER> FUNCTION> SYSTEM> DOWNLOAD
if Safe mode
Turn on the main power switch in response to 2+8 on keypad.
6) Start up the SST.
7) Click [To next] under Downloading/Uploading.
Service Support Tool Ver. 1.81E (DLM0) Main Menu
If you want to work on any of the
following operations, click its
appropriate button.
Service Support Tool Ver.1.81E (DLM0)
Controlling Data
Registering and Removing
Firmware
Removing Stored Backup Data
To Next
Ending the Service Support Tool
Downloading/Uploading
To execute any of the following
operations, click its appropriate
button.
Downloading Firmware
Uploading Backup Data
Downloading Backup Data
To Next
Ver. Info.
F-16-14
Chapter 16
16-13