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Marshall Electronics
Broadcast Multimedia Division
15” Rackmountable
LCD PANEL with
Marshall Electronics
El Segundo, California
www.LCD Racks.com
Quad-Splitter
V-R151-4P
V-R151-4P
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Table of Contents
1. Installation ....................................................................................3
1) Before Installation ......................................................................3
2) Components ..............................................................................3
3) Operation....................................................................................3
4) Tally ............................................................................................3
5) Mounting ....................................................................................3
6) Connections................................................................................4
2. Computer ......................................................................................5
1) Computer Mode Selection ........................................................5
2) Horizontal pan / Vertical Pan control ........................................5
3) Value Default ............................................................................5
4) Color Change ............................................................................5
5) Input Condition Control ..............................................................5
3. Composite Video / S-VHS ............................................................6
1) Composite Video / S-VHS Selection........................................6
2) Value Default............................................................................6
3) Video Mode ..............................................................................6
4) Color Change ..........................................................................6
4. Menu Tree ....................................................................................7
1) Computer ..................................................................................7
2) Video ........................................................................................7
3) OSD Control..............................................................................8
4) System Control Menu Tree........................................................8
5. Quad-Splitter ................................................................................9
6. Warranty........................................................................................10
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1. Installation
6. Warranty
Marshall Electronics warranties to the first consumer, that this V-R151-4P rackmount monitor will,
under normal use, be free from defects in workmanship and materials, when received in its original
container, for a period of one year from the purchase date.
This warranty is extended to the first consumer only and proof of purchase is necessary to honor the
warranty. If there is no proof of purchase provided with a warranty claim, Marshall Electronics
reserves the right, not to honor the warranty set forth above. Therefore, labor and parts may be
charged to you.
This warranty does not apply to product exterior and cosmetics. Misuse, abnormal service or handling, improper alterations or modifications in design or construction, voids this warranty.
No sales personnel of the seller, nor any other person is authorized to make any warranties other
than those described above, or to extend the duration of any warranties on behalf of Marshall
Electronics, beyond the time period described above.
Due to constant effort to improve products and product features, specifications may change without
notice.
1) Before Installation
nBefore using your monitor, make sure to read this manual carefully. In case of any problems
with installation, contact Marshall Electronics.
nThe monitor should be handled with caution and not be exposed to impact or shock.
nThe display area is highly prone to scratches. Use cleaner suggested by the authorized
service center.
nDo not expose the monitor in high temperature or in high humidity.
nThere are no user serviceable parts inside your monitor. To avoid risk of electric shock, do not
open your monitor case!
2) Components
Rackmountable TFT LCD Monitor- 1 pc
DC Power Supply Adapter -1 pc
Power Cable 1- pc
Computer Cable 1 pc
1 2
3 4
TALLY
3) Operation
Multiple Input Terminal Video Inputs
4) Tally
The V-R151-4P comes with four tally lights installed to correspond with the quad split screen.
The lights are operated by inserting a DB9 plug into the jack marked ‘TALLY’ on the rear of the
unit. The lights will come on by closing the two contacts together. DO NOT GIVE POWER TO
THIS PLUG IT IS SELF-POWERED. The pinout is as follows: Pin 1 is for Tally light 1; Pin 2
is for Tally light 2; Pin 3 is for Tally light 3; Pin 4 is for Tally light 4. Pins 6 - 9 are used as
common grounds for the system. Pin 5 is not used.
5) Mounting
The V-R151-4P is designed to fit in a
EIA standard 19” rack. It requires 6
rack units of vertical space and is
secured with eight screws. It may be
necessary to center the unit up or
down so that it does not touch any
adjacent units when the unit is tilted
up or down.
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MONITOR
POWER SUPPLY
INSTALLATION cont.
5. The Quad Splitter
The quad splitter buttons, located on the left of the unit, are dual function buttons, the functions are
indicated above and below each button. The four buttons on the right are used to select the video
channel, in the zoom mode and the setup mode, these buttons will be used to navigate around the
screen and will be explained later. The four buttons on the left are used to setup the quad splitter and
also to use the digital freeze, sequential switcher functions and setup menu. To access these func tions it is necessary to press the ALT button along with the desired function, ie. for the FREEZE func tion, press the ALT button and the FREEZE button together. The buttons on the left are used as fol lows:
Video Loss Detection: This unit is equipped with Video Loss Detection, “VLD”. Should any signal
get lost, the unit will automatically go into a Quad-Splitter mode and the letters “VLD” will blink in the
corresponding quadrant to indicate that a video signal has been lost.
ZOOM: Enters the 2X digital zoom mode at the single screen mode. Press once to zoom in, press
again to zoom out. the zoom mode is only available in the single screen mode and not in any of the
multi-screen modes. In the zoom mode, a boundary will appear in the center of the screen. The but tons with the arrows beneath them can now be used to move the boundary around the screen. To
make the boundary fill the entire screen, press the QUAD key, the arrow buttons can still be used to
move the zoomed portion around the screen. The zoom mode can be used in conjunction with the
FREEZE mode. The zoom mode can be exited by pressing the ZOOM button again.
S-VHS
FREEZE: The freeze mode is accessed by pressing the ALT button simultaneously with the FREEZE
button. This mode can be used either in full-screen mode or quad or PIP mode. The freeze function
can be toggled to other video channels by pressing the channel buttons. To release the freeze func tion, press the ALT and FREEZE buttons simultaneously again.
Picture-In-Picture, PIP: The PIP is a priority monitoring function. While the quad screen gives equal
priority, or size to each channel, the PIP gives one channel the full screen with the other three appear ing in smaller boxes within the screen. The PIP boxes can be arranged horizontally or vertically via
the SETUP menu. To change the priority of the four channels, simply press the PIP button as need ed.
Sequential Switcher, SEQN: The sequential switcher can be activated by pressing the ALT and
SEQN buttons simultaneously. The time delay for each channel can be set up in the SETUP menu.
To skip a channel in the sequence, set the dwell to 0.
Quad-Splitter, QUAD: By pressing the QUAD button, the screen will show all four video inputs simultaneously. Each of the screens can have a user designated ID which is done through the SETUP
menu. To exit the quad function, press any of the 4 video channels. The unit will also go into a quad
mode when a video signal loss is detected and the quadrant will have the letter ‘VLD’ signifying Video
Loss Detected.
Setup menu, MENU: The SETUP menu can be accessed by pressing ALT and MENU simultane ously. Any of the four sub-menus can be chosen by pressing the corresponding ‘CH’ button, ie submenu 1 is accessed by pressing ‘CH 1’ button. When a sub-menu is selected, the number in the [ ]
will highlight and blink. The bottom of the screen will give any further instructions to navigate through
this menu.
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3) OSD ( On Screen Display) control
Press Menu Select (System Setting) Select OSD U/D) or OSD L/R)
use the UP, DOWN keys
4) System Control Menu Tree
PC TV COMPOSITE S-VHS
HORIZONTAL PAN 0
VERTICAL PAN 0
VALUE DEFAULT 0 0 0 0
CHANNEL ADD / REMOVE 0
TV=AIR CH 0
MODE 0 0
INPUT CONDITION 0
VOLUME ADJUSTMENT 0 0 0
BRIGHTNESS 0 0 0 0
CONTRAST 0 0 0 0
HUE 0 0 0
COLOR 0 0 0
2. Computer
1) Computer Mode Selection
Press (INPUT) using the UP, DOWN keys press
(MONITOR) and than press select.
2). Horizontal Pan / Vertical Pan Control
Press (HORIZONTAL PAN ) or (VERTICAL PAN ) control
(HORIZONTAL PAN ) or (VERTICAL PAN) by pressing the UP, DOWN keys.
3) Value Default
Press (SYSTEM SETTING) press (VALUE
DEFAULT) press (System control values will be initialized as this
monitor is manufactured.)
4) Color Change
Press (COLOR CHANGE) one of 4 modes to set
you can control selected sub-menu with the UP, DOWN keys press
sub-menu (4 color mode) will appear repeat the above steps
until you have settled color change press when you press menu,
you will be asked whether (SAVE YES) or (SAVE NO ) one of the
two options.
Color Change sub-menu will be limited to Brightness/Contrast only.
(If you press menu before selecting (SAVE YES), color will become invalid.)
5) Input Condition Control
Press (SYSTEM SETTING) (INPUT
CONDITION) one of the five modes to set.
Control the selected sub-menu with Select key
After tuning is settled, use key to escape from menu tree
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3. Composite Video / S-VHS
4. Menu Tree
1) Composite Video / S-VHS Selection
Press (INPUT) using the UP, DOWN keys press (COMPOSITE) or
(S-VHS) and than press
2) Value Default
Press (MODE) press (NTSC) or (PAL) depends on manu-
factured country Video Mode will not work on (TV) and (Monitor)
3) Color Change
Press (COLOR CHANGE) one of 4 modes to set you can control
selected sub-menu with the UP, DOWN keys press sub-menu (4 color mode will
appear repeat the above steps until you have settled color change press when
you press , you will be asked whether (SAVE YES ) or (SAVE NO) one of the
two options.
(If you press menu before selecting (SAVE, YES ) color change will become invalid.)
1) PC Monitor
2) VIDEO
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