You can view the fast clock time even if you do not have the display option set to view the current fast clock time as a default display
1. From Lo (Loco) mode, press the MODE key to change to Sw (Switch) mode.
2. Press the FN/F0 key to change from Sw (Switch) mode to E (Editor) mode.
3. The mode indicator in the center of the bottom row of the display will show Ec (Edit Clock Mode) and the text area will show the current system time in either a 12 or 24 hour format.
4. Press the FN/F0 key twice more to exit the clock function.