JVC GR-DVA10 Technical Manual page 15

3) AE control and output luminance signal level
Gain-up mode: AUTO (OFF and AGC modes are the same as the VHS-C camcorder)
L U M I N A N C E
100 IRE
50 IRE
0 IRE
A P E R T U R E
O p e n
Close
M A X
M I N
S H U T T E R
S P E E D
1/30
1/60
1/240
L I G H T
O N
O F F
5000 lux 300 lux
B R I G H T
IRIS
A G C
G A I N
(1)
A U T O
Fig. 2-3-4 AE control and output luminance signal level
(2)
40-50 lux
I L L U M I N A T I O N
(4)
(3)
2-9
(6)
10 lux
D A R K
(5)