RKI Instruments Gas Tracer - Manual (Page 179)

Gas Tracer Operator’s Manual Using Maintenance Mode • 171
1. Use the AIR▲ or (SHIFT)▼ buttons to display the CO DISP menu
item.
2. Press and release the POWER ENTER button. The screen will
indicate the current setting.
3. Use the AIR▲ or (SHIFT) ▼ button to display the desired setting.
4. Press and release the POWER ENTER button to save the setting
and return to the main menu.
ROM/SUM
The ROM/SUM screen shows the firmware version that is loaded in
the instrument and the firmware checksum.
1. Use the AIR▲ button to scroll to the ROM/SUM screen. Press
POWER ENTER and the ROM and SUM values for your unit will
be displayed.
The first two lines display the ROM number. The ROM number
indicates the firmware version number. In the above example, the
ROM number is 51513. The bottom line displays the SUM number,
7864 in the above example.
MAINTENANCE
CO DISP
OFF
MAINTENANCE
CO DISP
5
1513
7864
MAINTENANCE
ROM/SUM