DH551C/DH550C/DL550C
Double Sided Display
User Manual
Disclaimer
BenQ Corporation makes no representations or warranties, either expressed or
implied, with respect to the contents of this document. BenQ Corporation reserves the
right to revise this publication and to make changes from time to time in the contents
thereof without obligation to notify any person of such revision or changes.
Copyright
Copyright 2015 BenQ Corporation. All rights reserved. No part of this publication may
be reproduced, transmitted, transcribed, stored in a retrieval system or translated into
any language or computer language, in any form or by any means, electronic, mechanical,
magnetic, optical, chemical, manual or otherwise, without the prior written permission
of BenQ Corporation.
Table of Contents 3
Table of Contents
Disclaimer.............................................................................. 2
Copyright............................................................................... 2
Important Safety Instructions ........................................... 4
Safety precautions and maintenance ........................................... 4
Usage .................................................................................................. 6
Package content ................................................................... 9
Unpacking.......................................................................................... 9
Packing list...................................................................................... 11
Overview........................................................................................ 12
Setting up the display........................................................ 14
Tearing down the bottom housing........................................... 14
Placing the double sided display into the bottom housing.. 15
Connecting the LVDS and 24V.................................................. 16
Reinstalling the bottom housing covers .................................. 17
Opening the user door for HDMI connector & AC switch
(power cord) ................................................................................. 18
Full size stand installation ........................................................... 19
Using the remote control........................................................... 21
OSD menu ..................................................................................... 22
Troubleshooting ................................................................. 26
Specifications....................................................................... 27
Product Dimensions.......................................................... 28
7/20/15
Important Safety Instructions4
Important Safety Instructions
Safety precautions and maintenance
Use of control, adjustments or procedures other than those specified in this
documentation may result in exposure to shock, electrical hazards and/or
mechanical hazards.
Read and follow these instructions when connecting and using your display:
Operation
• Keep the display out of direct sunlight and away from stoves or any other heat sources.
• Remove any object that could fall into ventilation holes of power box or prevent proper
cooling of the display’s electronics.
• Don’t block the ventilation holes on the power box.
• When positioning the display, make sure the power plug and outlet are easily accessible.
• When turning off the display by detaching the power cord, wait 6 seconds before reattaching the power cord for normal operation.
• Ensure the use of an approved power cord provided by BenQ at all times. If your power
cord is missing, please contact your local service center.
• Don’t subject the display to severe vibration or high impact conditions during
operation.
• Don’t knock or drop the display during operation or transportation.
• Provide an earthing connection before the mains plug is connected to the mains. And,
when disconnecting the earthing connection, be sure to disconnect after pulling out the
mains plug from the mains.
Maintenance
• To protect your display from possible damage, do not put excessive pressure on the
display.
• Unplug the display if you are not going to use it for an extensive period of time.
• Unplug the display if you need to clean it with a slightly damp cloth. The screen may be
wiped with a dry cloth when the power is off. However, never use organic solvent, such
as, alcohol, or ammonia-based liquids to clean your display.
• To avoid the risk of shock or permanent damage to the set, do not expose the display
to dust, rain, water or an excessively moist environment.
• If your display becomes wet, wipe it with dry cloth as soon as possible.
• If a foreign substance or water gets in your display, turn the power off immediately and
disconnect the power cord. Then remove the foreign substance or water.
• Don’t store or use the display in locations exposed to heat, direct sunlight or extreme
cold.
Important Safety Instructions 5
Read and follow these instructions when connecting and using
your display
• Unplug the display if you are not going to use it for an extensive period of time.
• Unplug the display if you need to clean it with a slightly damp cloth. The screen may be
wiped with a dry cloth when the power is off. However, never use alcohol, solvents or
ammonia-based liquids.
• Keep the display out of direct sunlight and away from stoves or any other heat sources.
• Remove any object that could fall into the vents or prevent proper cooling of the
display’s electronics.
• Don’t block the ventilation holes on the power box.
• Keep the display dry. To avoid electric shock or permanent damage, do not expose it to
rain or excessive moisture.
• When turning off the display by detaching the power cable or DC power cord, wait for
6 seconds before re-attaching the power cable or DC power cord for normal
operation.
• When positioning the display, make sure the power plug and outlet are easily accessible.
• Consult a service technician if the display does not operate normally after having
followed the instructions in this manual.
Important Safety Instructions6
There is a user door at the front side.
Back SideFront Side
Usage
Remote controller precautions
Power function of the remote controller works only when pointing to the front side of
the display; the other functions work at either side.
Power connection to the device
The display shall be installed nearby the sockets for easy access to the power.
Important Safety Instructions 7
screws (M3x6.5mm)
Please put the IPC I/O interface down.
IPC (Industrial PC) installation
• This display contains a plate metal to be attached to your IPC.
• The relative position of the screw holes is shown below. You can choose proper screw
holes to apply.
• The dimension of IPC space: 270*181*26.5mm
1. Tear down the IPC
fixed sheet metal
first.
Important Safety Instructions8
2. Set & fix the IPC &
Reinstall the IPC
fixed sheet metal
with 4 screws
(M3x6.5mm).
3. Set & fix the IPC
(Don’t need reinstall
the IPC fixed sheet
metal.) with 4
screws
(M3x6.5mm).
Package content 9
Package 1
Package content
Unpacking
• This product is packed in a carton together with the standard accessories.
• Due to the size and weight of this display, it is recommended to move it with at least
two people.
• After opening the carton, ensure that the contents are complete and in good condition.
Package content10
Package 2
Packing list
Package content 11
Double sided display x1
Bottom housing x1 Power cord x1 Key x1
M4x8mm screw x4 M5x30mm screw x4 M6x20mm screw x10
Full size stand (with wheels) HDMI cable x2 M10x100mm screw x4
Remote controller x1
(Battery: CR 2025 3V)
Package content12
To p Vi e w
Front View Back ViewSide View
Overview
Package content 13
5
4
3
1
2
1
2
345
No. Name
Double sided display
Display Set
Double sided remote control sensor
Stand (with user hole x 10)
User door (with locker)
Setting up the display14
Putting the bottom housing straight, and
remove 20 screws (M3x6mm) to tear
down its covers.
Setting up the display
Tearing down the bottom housing
Setting up the display 15
Place the display into the bottom
housing with 2 of (M5x30mm)
screws and 4 of (M4x8mm) screws.
Notice:
There is a product label at the front side
of the display. When placing the display
into the bottom housing, please make
sure this side face front.
Placing the double sided display into the bottom housing
Don’t put
your hand
on the
crossbar.
Setting up the display16
LVDS
24V
LVDS
LVD S
Connector
14pin
10pin
10pin
14pin
24V Connector
Connecting the LVDS and 24V
Reinstalling the bottom housing covers
Reinstall the bottom housing covers with
20 screws (M3x6mm).
Setting up the display 17
Setting up the display18
AC Switch
Back Side
Front Side
HDMI!
HDMI!
1
2
HDMI 1
HDMI 2
Opening the user door for HDMI connector & AC switch (power cord)
The main signal input source is HDMI 1. Make sure HDMI 1 is well connected before
establishing HDMI 2 connection.
Full size stand installation
As below arrows directed,
use the 10 screws
(M6x20mm) to secure the
display with the full size stand.
Step 1
Setting up the display 19
Setting up the display20
As below arrows directed, use the 4
screws (M10x100mm) to secure the
product to the ground.
Fixed wheel: to fix by the brake.
Step 2
Using the remote control
1
234
5
1
5
2
Setting up the display 21
3
4
No Name Description
Power Press to turn power on/off.
MENU Press to enter OSD setting menu.
Press to move up in OSD setting menu.
Press to move down in OSD setting menu.
EXIT Press to exit menu/selection.
Buttons not specified above are idle from remote control operations.
Setting up the display22
OSD menu
Press MENU to pop up the OSD setting menu, and then press “” or “” to select the
item. Press MENU to enter submenu. Press EXIT to exit.
Luminance menu
Press MENU to select one of the following, and then press “” or “” to select the
desired level. Press EXIT when done.
Item Description
Brightness1 Range: 0~100.
Contrast Range: 0~100.
Setting up the display 23
Color menu
Press MENU to select one of the following, and then press “” or “” to select the
desired level. Press EXIT when done.
Name Description
Color Temperature Range: 6500K, 9300K, 11500K, User Define.
If you choose User Define, gains and offsets of red, green,
and blue are adjustable.
Red 0~100
Green 0~100
Blue 0~100
Setting up the display24
OSD setting menu
Press MENU to select one of the following, and then press “” or “” to select the
desired level. Press EXIT when done.
Name Description
Horizontal Default: 50
Verti cal Defa ult: 50
Transparency Default: 0
OSD Time Out Default: 50
OSD Rotation 0(0˚), 1(90˚), 2(270˚), 3(360˚)
Setting up the display 25
Setup menu
Press MENU to select one of the following, and then press “” or “” to select the
desired level. Press EXIT when done.
Name Description
Language English/Español/Français/Deutsch/Italiano/Português/Русский/
简体中文 / 日本語 / 繁體中文
Input HDMI1/HDMI2
Display Size Full Screen / Smart Fit / 4:3 / Smart4:3
Reset:No/Yes
Troubleshooting26
Troubleshooting
Symptom Possible Cause Remedy
No picture is displayed. 1. The power cord is
Interference displayed on
the display or audible
noise is heard.
Color is abnormal. The signal cable is not
Picture is distorted with
abnormal patterns
After-Images can still be
seen on the display after
the display is powered
off.
disconnected.
2. The main power
switch on the back of
the display is not
switched on.
3. The selected input
has no connection.
4. The display is in
standby mode.
Caused by surrounding
electrical appliances or
fluorescent lights
connected properly.
1. The signal cable is
not connected properly.
2. The input signal is
beyond the
capabilities of the
display.
A still picture is displayed
for an excessive period
of time.
1. Plug in the power cord.
2. Make sure the power switch
is switched on.
3. Connect a signal connection
to the display.
Move the display to another
location to see if the
interference is reduced.
Make sure that the signal cable is
attached firmly to the jack on
the display.
1. Make sure the signal cable is
attached firmly.
2. Check the video signal
source to see if it is beyond
the range of the display.
Please verify input
specifications.
Do not display a still image for
an excessive period of time
since this can cause a permanent
after-image remaining on the
display.
Specifications
Item Specifications
Model name
Screen size
Resolution
Display Area
LCD Display
55”
Input
Connectivity
Power
SET
Packing
Environmental
Conditions
Option
Contrast Ratio
Brightness
View angle
Color Gamut
Surface Treatment
HDMI*2
Input
Power Consumption
Light source
Dimension
Weight
Material
Surface Treatment
Dimension
Weight
Operating Temp.
Operating Humidity
Specifications 27
DH551C DH550C DL550C
55 inch (diagonal)
1920 x1080 (Pixel)
1209.6(H) x 680.4(V)
3000:1
700 nits / 700
nits
450 nits / 700
nits
450 nits / 450
178° (H); 178° (V)
72 (%)
Haze 11%,3H
AC100-240V, 50-60Hz, 2.7A
230 W (typ.)
LED
2029.7 x 861.9 x 23.4(U)/ 62.4(D) mm
Stand: 452.4 x 952.7mm (Top view)
94.5 KG
SECC
Painting in Black color
1609*176*968 mm (box1)
1068*400*735 mm (box2)
48 KG (box1), 62 KG (box2)
0 ~ 40°C
20% ~ 80%
IPC
nits
Product Dimensions28
Product Dimensions
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