4.2 Internal
GLC-1701/IR
a
b
c
d
(a) Lens hood
(b) Focus adjustment knob
(c) Zoom adjustment knob
(d) Iris level adjustment potentiometer
(e) Infrared LED
(f)
IR LED board ASS'Y
(g) Function switch
(h) Power supply board
(i)
Ethernet server module
Switch Description – GLC-1701/IR
SW
Name
ON (down)
2
ELC/ALC
ELC: Elec. shutter mode
3
BLC
Back light compensation ON
5
FL
Flickerless ON
Shutter is fixed to /0sec.
7
Day-Night
IR cut filter OUT (automatic)
*):
Flickerless mode is useful in areas where AC mains is 50Hz and TV system is NTSC such like Japan
or AC is 60Hz and TV system is PAL to reduce the flicker under the florescent lights.
When FL is set to ON, the low light sensitivity is down about 30%.
e
f
g
h
i
5
GLC-1702
a
b
c
(a) Focus adjustment knob
(b) Zoom adjustment knob
(c) Iris level adjustment potentiometer
(d) Function switch
(e) Power supply board
(f)
Ethernet server module
OFF (up)
ALC: Auto iris lens mode
Back light compensation OFF
Flickerless OFF
(at 50Hz mains frequency)
IR cut filter ON (for colour operation)
d
e
f
Rem..
*)