JVC EXAD KD-AVX2 Manuel D'instructions page 36

Indications
*1
Aspect
Time Set
12Hours / 24Hours
Clock Adjust
* 1 Adjustable only when the source is a disc containing pictures or movies.
36
Selectable settings, [reference page]
You can change the screen shape on the monitor according
to the aspect ratio of the source. Choose the optimum one
from the followings.
Normal:
For original shape
of 4:3
Full: [Initial];
For original shape
of 16:9
Just:
Zoom:
Auto: The shape is selected automatically
from above according to the incoming
signal.
• You can also adjust the screen shape by pressing ASPECT
(A) on the control panel or ASPECT on the remote
controller. [22]
You can adjust the internal clock on the unit. [10]
[Initial]; 0: 00
12Hours / 24Hours, [11]
[Initial]; 24Hours
Auto: [Initial]; The built-in clock is automatically
adjusted using the clock time data in the RDS
signal.
Off : Cancels.
Aspect ratio of incoming signal
4:3 16:9