JVC KD-SX650 Manuel D'instructions page 20

To check the current clock time (changing the display mode)
Press DISP repeatedly. Each time you press the button, the display mode changes as follows.
During tuner operation:
Frequency
During CD changer operation:
Elapsed
playing time
• If the unit is not in use when you press DISP, the power turns on, the clock time is shown for
5 seconds, then the power turns off.
20
Clock
Disc
Clock
number
During CD operation:
Elapsed
playing time
During external component operation:
LINE IN
Clock
Clock