JVC DT-V24L1, DT-V24L1D, DT-V20L1, DT-V20L1D User Manual 2

DT-V24L1D DT-V24L1
DT-V20L1D DT-V20L1

MULTI FORMAT LCD MONITOR

INSTRUCTIONS

Table of Contents

Safety Precautions .............................................. 2

IMPORTANT SAFEGUARDS ........................... 2

Maintenance ..................................................... 3

Installation ............................................................ 4

Using the monitor on the stand ........................ 4

Installing the monitor in the rack ....................... 5

Daily Operations / Connections ......................... 6

Front panel ....................................................... 6

Rear panel ........................................................ 8

Available signals ............................................... 9

Menu Configuration—MAIN MENU .................. 10

Menu Configuration—SET-UP MENU ............... 12

External Control ................................................. 14

About the external control .............................. 14

Using the MAKE/TRIGGER system

Using the serial communication ..................... 15

Troubleshooting ................................................. 16

Self-check program ........................................ 16

................. 14

The illustration of the monitor is of DT-V24L1D.

Specifications .................................................... 17

General ........................................................... 17

Input/output terminals ..................................... 17

Dimensions ..................................................... 18

LCT2202-001A

Safety Precautions

2

WARNING: TO REDUCE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPARATUS TO

RAIN OR MOISTURE. NO OBJECTS FILLED WITH LIQUIDS, SUCH AS VASES, SHALL BE
PLACED ON THE APPARATUS.

IMPORTANT SAFEGUARDS

Electrical energy can perform many useful functions. This unit has been engineered and manufactured to assure
your personal safety. But IMPROPER USE CAN RESULT IN POTENTIAL ELECTRIC SHOCK OR FIRE. In order
not to defeat the safeguards incorporated into this product, observe the following basic rules for its installation,
use, and service. Please read these “IMPORTANT SAFEGUARDS” carefully before use.

• All the safety and operating instructions should be read before the product is operated.

• The safety and operating instructions should be retained for future reference.

• All warnings on the product and in the operating instructions should be adhered to.

• All operating instructions should be followed.

POWER CONNECTION

The power supply voltage rating of this product is AC 120 V (For U.S.A. and Canada) and AC 220 – 240 V (For
European countries, Asian countries, and United Kingdom).
The power cord attached conforms to the following power supply voltage and countries. Use only the power
cord designated to ensure safety and EMC regulations of each countries.

For U.S.A. and Canada: AC 120 V

AC 220 – 240 V

This plug will fit only into a grounded power outlet. If you are unable to insert the plug into the outlet, contact
your electrician to install the proper outlet. Do not defeat the safety purpose of the grounded plug.

• This product should be operated only with the type of power source indicated on the label. If you are not sure
of the type of power supply of your home, consult your product dealer or local electric power company.

Warning:

• Do not use the same power cord for AC 120 V as for AC 220 – 240 V. Doing so may cause malfunction,
electric shock or fire.

Note for United Kingdom power cord only

The plug of United Kingdom power cord has a built-in fuse. When replacing the fuse, be sure to use only a
correctly rated approved type, re-fit the fuse cover. (Consult your dealer or qualified personnel.)

How to replace the fuse

Open the fuse compartment with the blade screwdriver, and replace the fuse.

U.S.A. only

FCC NOTICE
CAUTION: Changes or modifications not approved by JVC could void the user’s authority to operate the

equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class A digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against
harmful interference when the equipment is operated in a commercial environment. This equipment
generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications. Operation of this equipment in
a residential area is likely to cause harmful interference in which case the user will be required to correct the
interference at his own expense.

For United Kingdom: AC 220 – 240 VFor European and Asian countries:

Fuse

Under the following conditions,

1. Turn off the power.

2. Unplug this product from the wall outlet.

3. Refer service to qualified service personnel.

a) When the product emits smoke or unusual

smell.

b) When the product exhibits a distinct change

in performance —for example, no picture or no
sound.

c) If liquid has been spilled, or objects have fallen

on the product.

d) If the product has been exposed to rain or

water.

e) If the product has been dropped or damaged in

any way.

f) When the power supply cord or plug is

damaged.

• Do not install this product in the following places:
– in a damp or dusty room
– where the product is exposed to soot or steam, such as near the cooking counter or a humidifier
– near heat sources
– where condensation easily occurs, such as near the window

• Do not place this product on an unstable cart, stand, or table. The product may fall, causing serious injury to
a child or adult, and serious damage to the product.

The product should be mounted according to the manufacturer’s instructions, and should use a mount

recommended by the manufacturer.

• Do not use this product near water.

• Be sure to install the product in the place where proper temperature and humidity are kept (☞ “Operating
conditions” on page 17).

This product becomes hot during its use. Take enough care when handling the product.

Do not attempt to service this product yourself, as
opening or removing covers may expose you to
dangerous voltages and other hazards. Refer all
service to qualified service personnel.

Do not use the product for a long time if the sound
is distorted.

• Make enough room for inserting or removing the
power plug. Place the product as close to an AC
outlet as possible. The main power supply for the
product is controlled by inserting or removing the
power plug.

• When you install the product in a place where
you cannot easily insert or remove the power plug
from an AC outlet, do not use the provided power
cord holder, and insert or remove the power cord
from the AC inlet on the product.

• When the product is left unattended and unused
for a long period of time, unplug it from the wall
outlet and disconnect the cable system.

• Do not overload wall outlets, extension cords, or
convenience receptacles on other equipment as
this can result in a risk of fire or electric shock.

• Use only the accessory cord designed for this
product to prevent shock.

• Slots and openings in the cabinet are provided
for ventilation. These ensure reliable operation of
the product and protect it from overheating. These
openings must not be blocked or covered.

• Never push objects of any kind into this product
through openings as they may touch dangerous
voltage points or short-circuit the parts, which
could result in a fire or electric shock.

• Never spill liquid of any kind on the product.

• Do not put heavy objects on the product.

• Do not step on or hang on the product.

• Before connecting other products such as VCR’s and personal computers, you should turn off the power of
this product for protection against electric shock.

• Do not use attachments not recommended by the manufacturer as they may be hazardous.

• When replacement parts are required, be sure the service technician has used replacement parts
specified by the manufacturer or equivalents. Unauthorized substitutions may result in fire, electric shock, or
other hazards.

• Upon completion of any service or repairs to this product, ask the service technician to perform safety
checks to determine that the product is in proper operating condition.

European Union only

Dear Customer,

This apparatus is in conformance with the valid European directives and standards regarding electromagnetic
compatibility and electrical safety.

European representative of Victor Company of Japan, Limited is:
JVC Technology Centre Europe GmbH
Postfach 10 05 52
61145 Friedberg
Germany

Information for Users on Disposal of Old Equipment

[European Union]

This symbol indicates that the electrical and electronic equipment should not be disposed
as general household waste at its end-of-life. Instead, the product should be handed over
to the applicable collection point for the recycling of electrical and electronic equipment for
proper treatment, recovery and recycling in accordance with your national legislation.

European Union only

EMC Supplement

This equipment is in conformity with the provisions and protection requirements of the corresponding
European Directives. This equipment is designed for professional video appliances and can be used in the
following environments:

• Controlled EMC environment (for example purpose built broadcasting or recording studio), and rural
outdoors environment (far away from railways, transmitters, overhead power lines, etc.)

In order to keep the best performance and ensure electromagnetic compatibility, we recommend to use cables
not exceeding the following length:

Cable Length

Power cord (attached cable (H05VV-F 3 x 0.75 mm2)) 2.0 m
Video signal cable (coaxial cable) 2.0 m
Audio signal cable (shielded cable) 1.5 m
DVI cable (shielded cable) 1.5 m
RS-232C cable (shielded cable) 2.0 m
(A straight cable with a D-sub 9-pin connector)
RS-485 cable (twist pair cable) 2.0 m
(A straight LAN cable)
REMOTE cable (twist pair cable) 2.0 m
(A straight LAN cable)

The inrush current of this apparatus is 5.428 ampere.

CAUTION

In case where the strong electromagnetic waves or magnetism are near the audio cable or the signal cable,
the sound or the picture will contain noise. In such cases, please keep the cable away from the sources of the
disturbance.

Maintenance

Attention:

This symbol is
only valid in the
European Union.

By disposing of this product correctly, you will help to conserve natural resources and will
help prevent potential negative effects on the environment and human health which could
otherwise be caused by inappropriate waste handling of this product. For more information
about collection point and recycling of this product, please contact your local municipal
office, your household waste disposal service or the shop where you purchased the
product.

Penalties may be applicable for incorrect disposal of this waste, in accordance with
national legislation.

(Business users)

If you wish to dispose of this product, please visit our web page www.jvc-europe.com to
obtain information about the take-back of the product.

[Other Countries outside the European Union]

If you wish to dispose of this product, please do so in accordance with applicable national
legislation or other rules in your country for the treatment of old electrical and electronic
equipment.

Unplug this product from the wall outlet before
cleaning.

Screen

To avoid irreparable change in appearance of the
screen such as uneven color, discoloration, scratches,
be careful about the following:

• Do not paste or stick anything with any glues or
adhesive tapes.

• Do not write anything on the screen.

• Do not strike the screen with a hard object.

• Avoid condensation on the screen.

• Do not wipe the screen with solvent such as alcohol,
thinner, or benzine.

• Do not wipe the screen hard.

If the screen gets stained, wipe it with a soft dry cloth,
a soft damp cloth, or a soft cloth soaked in water­diluted neutral detergent and wrung well.

Cabinet

To avoid the deterioration or damages of the cabinet
such as its paint’s peeling away, be careful about the
following:

• Do not wipe the cabinet using solvent such as
alcohol, thinner, or benzine.

• Do not expose the cabinet to any volatile substance
such as insecticides.

• Do not remain any rubber or plastic in contact for a
long time.

• Do not wipe the cabinet hard.

Wipe stains off the cabinet with a soft cloth. If the
cabinet gets heavily stained, wipe it with a soft cloth
soaked in water-diluted neutral detergent and wrung
well, then wipe with a soft dry cloth.

Ventilation openings

• Use a vacuum cleaner to get rid of the dust around
the intakes (all the openings). If a vacuum cleaner
is not available, use a cloth and wipe it off. Leaving
the dust around the intakes may prevent proper
temperature control and cause damage to the
product.

3

Installation

4

CAUTION

• Do not rest your arm on the monitor or lean against the monitor.

• Do not hold the LCD panel when installing the monitor.

• Make sure to install the monitor securely to prevent the monitor from falling over, which causes damage to the monitor or injury.

7 Using the monitor on the stand

You can place the monitor in the following two ways when using the monitor on the supplied stand.

You can tilt the monitor from about 6° upward to
about 6° downward.

• When the monitor is not tilted (0°), the guidelines
align as illustrated below.

About 6°

0°

About 6°

When the stand plate is attached to the higher
position of the stand body (☞ “To adjust the stand
height” on page 5), you can lift the stand up by about
148° and place the monitor as illustrated below.

• Remove the screws on the left and right sides of
the stand (see the illustration below), then lift the
stand up by about 148°.
Make sure of attaching the removed screws after
lifting up the stand.

• To place the monitor as illustrated on the left again,
remove the screws on the left and right sides of the
stand, return the monitor angle to 0°, then attach
the removed screws.

148°

Screw (silver)

About

To detach the stand

CAUTION

• Lay the monitor on a cloth with the LCD panel facing down to prevent the LCD panel being damaged.

Attachment screws

Screw holes for
stand attachment

Monitor

The illustration of the monitor is of DT-V24L1D.

When installing the stand to the monitor, insert the guides of the stand into the guide holes
on the monitor to place the stand on the correct position. Then fix the stand firmly with the
attachment screws.

Stand

Guidelines

The illustration of the monitor is of DT-V24L1D.

CAUTION

• Be careful not to pinch your fingers in the gap between the
monitor and the stand.

• When the stand plate is attached to the lower position of
the stand body (☞ “To adjust the stand height” on page 5),
you cannot tilt the monitor downward.

The illustrations of the monitor are of DT-V24L1D.

CAUTION

• When lifting up the stand, lay the monitor on a cloth with
the LCD panel facing down to prevent the LCD panel being
damaged.

• Be careful not to pinch your fingers in the moving parts.

• Make sure to lift the stand up until it stops (about 148
otherwise the monitor may fall over.

• Place the monitor on a mat to avoid scratching the table
surface.

• Do not place the monitor in this way when the stand plate
is attached to the lower position of the stand body (☞ “To
adjust the stand height” on page 5).

°);

Monitor

Screw holes for
stand attachment
(on the monitor)

Screw holes for
stand attachment
(on the stand)

Guide holes

Guides

Stand

To adjust the stand height

You can select the stand height—higher position or lower position.
To change the stand height, change the position of the stand plate as illustrated below after detaching the stand
from the monitor.

• For detaching the stand, see “To detach the stand” on page 4.

<Higher position> <Lower position>

Screw holes for higher position Screw holes for lower position

7 Installing the monitor in the rack

Use a JVC’s RACK MOUNT ADAPTER (RK-C20L1; not supplied).

CAUTION

• Detach the stand first.

• Ask your dealer to install.

(DT-V20L1D and DT-V20L1 only)

Stand plate

Stand body

Stand plate

Stand body

To prevent an accidental fall

Fix the stand to a table or floor with M5 screws (not supplied).

• Choose the screws of proper length corresponding to the thickness of the table or floor.

<Top side view>

Screw holes

(See page 18 for the specifications of the screw holes.)

The illustration of the monitor is of DT-V24L1D.

Screw holes

(See page 18 for the specifications of the screw holes.)

5

Daily Operations / Connections

6

7 Front panel

Tally lamp

This lamp is controlled by the tally function
of MAKE/TRIG. terminal (☞ “FUNCTION
SETTING” on page 12 and “External
Control” on page 14).

The illustration of the monitor is of DT-V24L1D.

DT-V24L1 and DT-V20L1 do not have u, SDI 1 and SDI 2 buttons/lamps (i).

1 Speakers (stereo)

The speakers emit the same audio signal output
from AUDIO ASSIGN (MONITOR OUT) terminals.
☞ “8 AUDIO ASSIGN (MONITOR OUT) terminals”
on page 8

2 VOLUME adjustment knob

Adjusts the speaker volume.

3 PHASE adjustment knob

Adjusts the picture hue.

4 CHROMA adjustment knob

Adjusts the picture color density.

5 BRIGHT adjustment knob

Adjusts the picture brightness.

NOTE

“NO EFFECT” is displayed when you press a button which is not available for the current input or signal format (the lamp lights even when the function does not actually work).

6 CONTRAST adjustment knob

Adjusts the picture contrast.

7 MUTING button

Mutes the sound when a menu screen is not
displayed.

• To cancel the function, press the button again or
turn the VOLUME adjustment knob.

8 Menu select buttons ( ¥¥¥)

When a menu screen is displayed

\

Selects or adjusts menu items.
☞ “Menu Operations” on page 7

When no menu screen is displayed

\

Selects the audio channels of EMBEDDED
AUDIO (DT-V24L1D and DT-V20L1D only).
☞ “Audio Channel Selection” on page 7

To display the set-up menu

\

Press button while pressing button.
☞ “Menu Operations” on page 7

9 MENU button

Displays the main menu.
☞ “Menu Operations” on page 7

p COLOR OFF button/lamp

Displays only the luminance signal.

q 1:1 button/lamp

Displays the picture in the original resolution of the
input signal.

NOTE

• This function does not work when the input video signal
has higher resolution than the resolution of the panel
(DT-V20L1D and DT-V20L1 only).

• The aspect ratio of the picture may change depending on
the input signal.

w AREA MARKER button/lamp

Activates/deactivates the settings of “MARKER
SELECT,” “ASPECT SELECT,” “R-MARKER
SELECT” and “R-ASPECT SELECT” in “AREA
MARKER” (☞ page 10).

NOTE

• This function works when the picture is displayed in 16:9
aspect ratio.

• The functions do not work when “MARKER SELECT”
or “R-MARKER SELECT” is set to “OFF” in “AREA
MARKER.”

e SAFETY MARKER button/lamp

Activates/deactivates the settings of “ASPECT
SELECT,” “R-ASPECT SELECT,” “SAFETY
MARKER” and “R-SAFETY MARKER” in “AREA
MARKER” (☞ 10 page).

NOTE

• This function does not work when displaying the picture
in the 1:1 mode.

• The functions do not work when “SAFETY MARKER”
or “R-SAFETY MARKER” is set to “OFF” in “AREA
MARKER.”

r SCREENS CHECK button/lamp

Displays only the selected element (R, G, or B) of
the video signal.

• Each time you press this button, the screen
changes in the following order.

Normal screen Red screen

Green screenBlue screen

• The screen changes as above also when “SCR
CHECK” is controlled with MAKE/TRIGGER
system (☞ “External Control” on page 14).

t ASPECT button/lamp

Changes the aspect ratio of the picture from 4:3 to
16:9.

• To return to 4:3, press the button again.

• Use this function when the picture of 16:9 aspect
ratio is squeezed into 4:3 format signal.

NOTE

This function does not work when displaying the picture in
the 1:1 mode.

y I / P MODE button/lamp

Selects a proper mode corresponding to the input
picture.

• Each time you press the button, the mode
changes as follows.

• The mode changes as above also when
“I / P MODE” is controlled with MAKE/TRIGGER
system (☞ “External Control” on page 14).

NOTE

Memorized for each input.

u T.C. (time code) button/lamp

Displays the time data (time code) contained in the
SDI signal.

i INPUT SELECT buttons/lamps

Selects an input.

SDI 1 : HD/SD SDI (IN 1) terminal
SDI 2 : HD/SD SDI (IN 2) terminal
DVI : DVI-D (HDCP) terminal
COMPO. / RGB : COMPO. / RGB terminal
VIDEO 1 : VIDEO (INPUT 1) terminal
VIDEO 2 : VIDEO (INPUT 2) terminal

• The lamp for the selected input lights.

o Power lamp

Unlit : The monitor is completely

off (the AC plug is not
connected).

Lights in Green : The monitor is on.
Lights in orange : The monitor is off (standby).
Flashes in orange : The monitor is in the suspend

mode.

; Standby button

Turns on and off (standby) the monitor.

NOTE

To disconnect the mains line completely, unplug the AC
plug from the wall outlet.