50
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Operating the monitor
OSD and Power button lock
Controls user access to adjustments.
The default setting of OSD lock is set to unlock.
Menu
Exit
Power
Down
Up
M
M
M
M
M
Me
e
e
n
n
n
n
n
n
n
n
n
u
u
u
u
u
u
u
u
u
u
u
E
E
E
E
E
E
x
i
i
t
t
t
t
t
t
P
P
P
P
P
P
o
w
w
w
w
w
w
w
w
w
w
w
e
e
e
e
e
e
e
e
e
e
e
e
r
D
D
D
D
D
D
o
o
w
w
w
w
w
w
w
w
w
w
w
w
w
n
n
n
n
n
n
n
n
n
U
U
U
U
U
U
p
p
1
2
3
4
5
To enter OSD lock menu: Hold the Exit key (button 4) for 4 seconds to display
OSD lock menu (when OSD unlocked), A OSD lock menu appears and is shown on
center of display screen for 4 seconds.
Dell 55 Monitor
Select Option:
C5519Q
+
To enter OSD unlock menu: Hold the Exit key (button 4) for 4 seconds to display
OSD lock menu (when OSD locked), A OSD unlock menu appears and is shown on
center of display screen for 4 seconds.
Dell 55 Monitor
Select Option:
C5519Q
