Canon C2050 Service Handbook page 153

<ANALOG>
Use it to indicate the measurement reading of analog sensors.
TEMP
Indicates the machine inside temperature (by environment sensor).
HUM
Indicates the machine inside humidity (by environment sensor).
ABS-HUM
Indicates the moisture content (by environment sensor).
FIX-C
Indicates the temperature of the fixing roller (by main thermistor).
<CST-STS>
Use it to indicate how the manual feed tray is being used.
WIDTH-MF
Indicates the size and the width (mm) of paper placed on the manual feed
tray.
SERVICE MODE
COPIER>DISPLAY
S-11