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LTC 2009, 2012, 2017, & 2020 Series | Instruction Manual | Operation
4.2
Operating Controls and
Connectors for 17in. Monitor
(FIGURE 4)
Item Control /
Function
Switch
(1)
POWER
Press the power on/off switch to turn the
Switch
monitor on. Press again to turn the monitor
off.
(2)
CONTRAST
Adjusts contrast between the black and
the white portions of the picture.
(3)
BRIGHT
Adjusts brightness of the picture; should
be used in conjunction with the
CONTRAST control (2).
(4)
V-HOLD
When the picture is rolling up or down,
adjust this control until a stable single
picture is obtained.
(5)
H-HOLD
When the picture has slanting horizontal
bars, rotate this control in either direction
until a stable picture is obtained.
(6)
AC INPUT
Connect the fixed AC power cord to a
Socket
mains outlet.
(7)
VIDEO IN/OUT
For receiving output from a camera, VCR,
Connectors
or another monitor, and for connecting the
video output of the monitor to the video
input of another monitor or VCR.
(8)
SCAN
Set to OVER to see normal CCTV
(Over/Under
application. Set to UNDER to see entire
Scan) Switch
picture.
(9)
DC
DC restored operation (ON position)
RESTORATION
provides all shades of gray level from
Switch
black to white, faithfully, on the monitor,
and is recommended in high light level
CCTV applications. DC restoration OFF is
recommended in low light level CCTV
applications.
(10)
V-LIN (Vertical
Adjust this control for the vertical linearity
Linearity)
of the picture.
(11)
V-HEIGHT
Adjust this control for the vertical size of
(Vertical Height)
the picture.
(12)
H-WIDTH
Adjust this control for the horizontal size of
(Horizontal
the picture in Over/Under scan.
Width)
Bosch Security Systems | 16 July 2004
4.3
Operating Controls and Connectors
for 20in. Monitor
Item Control /
Function
Switch
(1)
POWER
Press the power on/off switch to turn the
Switch
monitor on. Press again to turn the monitor off.
(2)
VIDEO Switch Toggle to select A for a signal fed through the
Video A connectors, or B for a signal fed
through the Video B connectors.
(3)
SCAN
Set to OVER to see normal CCTV application.
(Over/Under
Set to UNDER to see entire picture.
Scan) Switch
(4)
VOLUME
Adjusts the audio sound.
(5)
SHARPNESS Adjusts picture sharpness.
(6)
CONTRAST
Adjusts contrast between the black and the
white portions of the picture.
(7)
BRIGHTNESS Adjusts brightness of the picture, and should
be used in conjunction with the CONTRAST
control (6).
(8)
H-HOLD
When the picture has slanting horizontal bars,
rotate this control in either direction until a
stable picture is obtained.
(9)
V-HOLD
When the picture is rolling up or down, adjust
this control until a stable single picture is
obtained.
(10)
H-SIZE
Adjusts the horizontal size of the picture.
(Horizontal
Size)
(11)
V-SIZE
Adjusts the vertical size of the picture.
(Vertical Size)
(12)
Speaker
Audio speaker.
(13)
AC INPUT
Connect the AC power cord (supplied) to this
Socket
socket and to a mains outlet.
(14)
VIDEO
For receiving the output from a camera, VCR,
IN/OUT (Video
or another monitor, and for connecting the
A/Video B)
video output of the monitor to the Video input
Connectors
of another monitor or VCR.
(15)
AUDIO
For receiving audio from a VCR, another
IN/OUT
monitor, or other equipment. Loop through
Connectors
connection to input of other equipment.
(16)
DC
DC restored operation (ON position) provides
RESTORATION
all shades of gray level from black to white,
Switch
faithfully, on the monitor, and is recommended
in high light level CCTV applications. DC
restoration OFF is recommended in low light
level CCTV applications.
(17)
V-LIN (Vertical
Adjusts the vertical linearity of the picture.
Linearity)
EN | 9
(FIGURE 7)
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