Acetel MD2000-16H User manual

Multi Displayer for
Broadcasting
MD2000-16H
(HDMI Multiviewer)
The manual is prepared for the safe and proper use of MD2000-16H.
Please read “3. Item Description and Product Installation”of the manual before
installation.
POWER
ALARM
FUNCTION
MENU ENTER EXIT
MD2000-16H
x9 x16
MODE
x4 x8
15 16
7 8
13 14
5 6
11 12
3 4
9 10
1 2
CHANNEL SELECTION
CHANNEL 10 CHANNEL 11 CHANNEL 12 CHANNEL 13 CHANNEL 14 CHANNEL 15 CHANNEL 16CHANNEL 09
CHANNEL 02 CHANNEL 03 CHANNEL 04 CHANNEL 05 CHANNEL 06 CHANNEL 07 CHANNEL 08CHANNEL 01
100-240VAC 50/60Hz
HDMI INPUT
CONSOL
10/100Base-T
LAN VGAHDMI2
HDMI1
HDMI MULTIVIEWER
MODEL : MD2000-16H
MANUFACTURER :
ACETEL Co., Ltd.
Made in Korea

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Copyright 2017 ACETEL Co., Ltd. All Right
Reserved
MD2000-16H v1.4
MD2000-16H User Manual
User Manual
MD2000-16H Ver1.4
Device Name : HDMI Multiviewer
Authorized Company : ACETEL Co., Ltd.
Manufacturer: ACETEL Co., Ltd.
Made in Korea
MSIP-REM-A02-MD2000-16H
Copyright
Copyrightⓒ2017 ACETEL Co., Ltd
This user manual is protected under the copyright infringement. ACETEL Co., Ltd reserves the right
to make change, copy, distribute, and convert a part or entire part of the user manual.
[Final Revision : 2017.01.23]

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MD2000-16H v1.4
MD2000-16H User Manual
Before Use
1.Please read the user manual before use for proper and safe operation.
2.This manual is based on the factory settings of the product.
3.The pictures and images shown in the user manual may vary from the actual pictures and images.
4.The user manual may vary according to the software version of the product. (which may change
without notice)
5.Please keep the user manual in a safe place for proper and safe operation.
6.This manual is for operators of the Multiviewer. Operators should have basic knowledge and
experience of broadcast systems before use.
7.Do not repair, modify or disassemble the product. This may cause the product to short circuit and
malfunction. Please contact your local representative if you need any assistance. .
Product Authentication
Standard / Authentication
Organization
MSIP-REM-A02-MD2000-16H
NRRA
EN 60065: 2002 / A12: 2011
EN 55022: 2010 /AC: 2011
(Class A)
EN 55024: 2010
EN 61000-3-2: 2006 / A2: 2009
EN 61000-3-3: 2008
CE

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MD2000-16H v1.4
MD2000-16H User Manual
Glossary of Terms
OSD [On Screen Display]
A function for superimposing images or information on a screen
HDMI [High Definition Multimedia Interface]
An industry standard for connecting digital audio and video devices via a single cable.
VGA [Video Graphics Array]
Analog-type computer display standard
NMS [Network Management System]
System for controlling/monitoring of products connected on a network
NTSC [National Television System Committee]
One of analog television methods. Commonly used in South Korea and North America
PAL [Phase Alternating Line]
One of analog television methods. Mostly used in Europe
SNMP [Simple Network Management Protocol]
The Internet standard protocol developed to manage nodes on an IP network, can also monitor
equipment

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MD2000-16H v1.4
MD2000-16H User Manual
Table of Contents
1. Outline ............................................................................................................................7
1.1 Manual Composition................................................................................................................. 7
1.2 Symbol ....................................................................................................................................... 7
2. Product Introduction......................................................................................................8
2.1 Outline........................................................................................................................................ 8
2.2 Product Appearance................................................................................................................. 8
2.2.1 Front Panel ......................................................................................................................... 8
[Figure 1] MD2016A Front Panel.............................................................................................................. 8
2.2.2 Back Panel.......................................................................................................................... 8
[Figure 2] MD2016A Back Panel.............................................................................................................. 8
2.3 Product Specification and Cable recommended specification............................................ 9
2.3.1 Product Specification........................................................................................................ 9
[Table 1] MD2000-16H Specification........................................................................................................ 9
2.3.2 Cable Recommended specification ................................................................................. 9
[Table 2] Cable recommended specification (Refer HDMI standard) ....................................................... 9
2.4 Major Feature........................................................................................................................... 10
2.4.1 HDMI input ........................................................................................................................ 10
2.4.2 HDMI output...................................................................................................................... 10
[Table 3] How to Use a Set Button upon Using of HDMI #1 Output ....................................................... 10
[Table 4] How to Use a Set Button upon Using of HDMI #1 and HDMI #2 simultaneously .................... 10
2.4.3 VGA Output....................................................................................................................... 10
2.4.4 Input Signal Error Detection ........................................................................................... 11
[Table 5] Input Signal Error Detection Function.......................................................................................11
2.4.5 Product Control................................................................................................................ 11
2.4.6 LED Indication.................................................................................................................. 11
2.5 Product Output........................................................................................................................ 12
[Figure 3] MD2000-16H Output Display Information.............................................................................. 12
[Table 6] Audible output setup................................................................................................................ 12
[Table 6] Alarm Status and Default Values............................................................................................. 13
[Figure 4] INPUT LOSSAlarm ............................................................................................................... 14
[Figure 5] VIDEO LOSS Alarm............................................................................................................... 14
[Figure 6] AUDIO LOSS Alarm............................................................................................................... 14
[Figure 7] VIDEO FREEZE Alarm .......................................................................................................... 15
[Figure 8] AUDIO MAX Alarm................................................................................................................. 15
3. Item Description and Product Installation..................................................................16
3.1 Item Description...................................................................................................................... 16
[Figure 9] MD2000-16H Packing Items.................................................................................................. 16
3.2 Product Handling and Installation......................................................................................... 17
3.2.1 Warning and Caution....................................................................................................... 17
3.2.2 Warning and Caution for Installation............................................................................. 18
3.3 Product Installation................................................................................................................. 20
3.3.1 Installation of Product onto Rack................................................................................... 20
[Figure 10] MD2000-16H Product Rack Installation............................................................................... 20
3.3.2 Product Cable Connection.............................................................................................. 21

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MD2000-16H User Manual
[Figure 11] Input/Output Cable Connection............................................................................................ 21
[Figure 12] HDMI Cable Connection...................................................................................................... 21
[Figure 13] Network Cable Connection.................................................................................................. 21
[Figure 14] Output Cable Connection..................................................................................................... 21
[Figure 15] Ground Connection.............................................................................................................. 22
[Figure 16] Power Cable Connection..................................................................................................... 22
3.3.3 Releasing of the Product from Rack.............................................................................. 22
4. Product Setup ..............................................................................................................23
4.1 MAIN MENU ............................................................................................................................. 23
[ Table 8] Major Feature of Main Menu................................................................................................... 23
[Figure 17] MAIN MENU ........................................................................................................................ 23
4.1.1 DISPLAY SETUP............................................................................................................... 24
[Figure 18] DISPLAY SETUP................................................................................................................. 24
[Table 9] OSD for Each Audio Setup...................................................................................................... 24
[Figure 19] Audio Output Display for 1ST_ON ....................................................................................... 25
[Figure 20] Audio Output Display for 1ST_OFF...................................................................................... 25
4.1.2 CUSTOM LAYOUT............................................................................................................ 26
[Figure 21] CUSTOM LAYOUT .............................................................................................................. 26
4.1.3 AUDIO SETUP................................................................................................................... 27
[Figure 22] AUDIO SETUP..................................................................................................................... 27
[Figure 23] AUDIO OUTPUT CONTROL................................................................................................ 27
[Table 10] 오디오 출력 시오디오 입력에 따른 출력 설정 값......................................................................... 27
4.1.4 ALARM SETUP................................................................................................................. 28
[Figure 24] ALARM SETUP.................................................................................................................... 28
[Figure 25] VIDEO ALARM SETUP........................................................................................................ 28
[Figure 26] AUDIO ALARM SETUP........................................................................................................ 29
[Figure 27] When all the alarms are off.................................................................................................. 29
4.1.5 OUTPUT RESOLUTION.................................................................................................... 30
[Figure 28] OUTPUT RESOLUTION...................................................................................................... 30
[Figure 29] Window for confirmation of resolution change ..................................................................... 30
[Figure 30] Confirmation of Resolution Change..................................................................................... 30
[Table 11] Output Resolution per NTSC/PAL System............................................................................. 30
4.1.6 NTP SETUP....................................................................................................................... 32
[Figure 31] NTP SETUP......................................................................................................................... 32
4.1.7 CURRENT TIME SETUP................................................................................................... 33
[Figure 32] CURRENT TIME SETUP..................................................................................................... 33
4.1.8 IP SETUP........................................................................................................................... 35
[Figure 33] IP SETUP............................................................................................................................. 35
4.1.9 UPDATE ............................................................................................................................ 36
[Figure 34] UPDATE............................................................................................................................... 36
[Figure 35] UPDATE File Confirmation................................................................................................... 36
4.1.10 INITIALIZATION .............................................................................................................. 36
[Figure 36] INITIALIZATION................................................................................................................... 36
4.1.11 MISCELLANEOUS.......................................................................................................... 37
[Figure 37] MISCELLANEOUS .............................................................................................................. 37

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MD2000-16H User Manual
[Figure 38] FAN CONTROL ................................................................................................................... 37
[Table 12] FAN CONTROL Setup value................................................................................................. 37
[Figure 39] SNMP CLINENT SETUP ..................................................................................................... 38
4.1.12 DEVICE INFORMATION ................................................................................................. 39
[Figure 40] DEVICE INFORMATION...................................................................................................... 39
5. Trouble Shooting .........................................................................................................40
5.1 Inspection after Installation and Trouble Shooting............................................................. 40
5.2 Trouble Shooting for Operation Malfunctions ..................................................................... 41
ANNEX 1. Product Update...............................................................................................42
Annex 1.1 FTP Client Download.................................................................................................. 42
Annex 1.2 MD2016A Update......................................................................................................... 42
[Figure 41] Access to MD2000-16H via FTP.......................................................................................... 42
[Figure 42] FTP Access Success ........................................................................................................... 42
[Figure 43] After accessing to FTP, check the computer and MD2000-16H windows............................ 42
[Figure 44] Check the software file of a computer and move to the MD2016A Update folder................ 43
[Figure 45] Software File Upload Completion......................................................................................... 43
ANNEX 2. Product Menu Quick Guide............................................................................44

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MD2000-16H v1.4
MD2000-16H User Manual
1. Outline
This manual is for operators of the Multiviewer. Operators should have basic knowledge and
experience of broadcast systems before use.
1.1 Manual Composition
1. Product Outline : Introduction of MD2000-16H and its features
2. Item Description and Product Installation : Outlines items included with product and the
installation of MD2000-16H
3. Product Setup : Describes the default set-up of the MD2000-16H and the functions of the buttons
and menus.
4. Trouble Shooting: Resolving problems related to operation of product.
1.2 Symbol
Warning
This symbol represents a situation which may cause damage to the product or injury to operators. To
prevent any damage or injury, please check if there is any warning in the equipment. Also, additional
guidelines should be followed for safe operation by users.
Caution
This symbol represents a situation where users should be careful during the installation and/or
maintenance of the product.
¶
TIP
This symbol represents useful information and operation tips.
!

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MD2000-16H v1.4
MD2000-16H User Manual
2. Product Introduction
2.1 Outline
MD2000-16H is a 19 inch 1RU (rack unit) product which can monitor up to 16 HDMI inputs of Video
and Audio (embedded).
The MD2000-16H can be used for the monitoring of HDMI video and embedded audio, as well as
checking logs in real time with the proprietary NMS.
2.2 Product Appearance
2.2.1 Front Panel
[Figure 1] MD2000-16D Front Panel
CHANNEL SLECTION (Input Selection Button)
Displays the full screen view of the respective channels
MODE (Layout Button)
Displays one of four preset screen layouts (4, 8, 9, 16 split)
MENU/ENTER/EXIT & Direction Button (Set Button)
Controls full functions of the Multiviewer, for Stand-Alone mode
POWER/ALARM LED
Indicates Power and Alarm status
2.2.2 Back Panel
[Figure 2] MD2016A Back Panel
HDMI output 1,2 : HDMI #1 displays split-screen layout and HDMI #2 outputs full screen
LAN port : Ethernet port for connecting with NMS or 3rd Party product
CONSOLE port : serial port for development control (internal use only)
VGA output : VGA output port
Input port : HDMI A type port for HDMI input
Power cord input : Power terminal, supports AC 100~240V
Ground Terminal : Ground terminal to grounding currents
POWER
ALARM
FUNCTION
MENU ENTER EXIT
MD2000-16H
x9 x16
MODE
x4 x8
15 16
7 8
13 14
5 6
11 12
3 4
9 10
1 2
CHANNEL SELECTION
①② ③ ④
CHANNEL 10 CHANNEL 11 CHANNEL 12 CHANNEL 13 CHANNEL 14 CHANNEL 15 CHANNEL 16CHANNEL 09
CHANNEL 02 CHANNEL 03 CHANNEL 04 CHANNEL 05 CHANNEL 06 CHANNEL 07 CHANNEL 08CHANNEL 01
100-240VAC 50/60Hz
HDMI INPUT
CONSOL
10/100Base-T
LAN VGAHDMI2
HDMI1
HDMI MULTIVIEWER
MODEL : MD2000-16H
MANUFACTURER :
ACETEL Co., Ltd.
Made in Korea
⑤⑥⑦
①②③
④

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MD2000-16H v1.4
MD2000-16H User Manual
2.3 Product Specification and Cable recommended specification
2.3.1 Product Specification
MD2000-16H
Detailed Specification
Power Input
AC 100~240V, 50/60Hz
Power Consumption
40 Watt
Operation Temperature
0 ~ +60°C
Storage Temperature
-20°C ~ +85°C
Operation Humidity
0~90% (Non-Condensation)
Product Size (W x D x H)
443mm x 337mm x 43mm
Product Weight
2.5 Kg
Front Buttons
CHANNEL SELECTION
x16 buttons (1~16)
MODE
x4 buttons (x4, x8, x9, x16)
Set Button
x7 buttons
(MENU, ENTER, EXIT & Up/Down/Right/Left )
Network
RJ-45 x 1 (10 Base-T)
Input
Video
Input
HDMI x 16
Connector
Type A
Standard
HDMI v1.4a / HDCP v1.4
Audio
Input
HDMI Embedded Audio
Connector
Type A
Standard
1 x Stereo audio (per video input)
Output
Output Resolution
1024x768@60Hz, 1280x1024@60Hz,
1280x720p@50/60Hz, 1920x1080i@50/60Hz.
1920x1080p@50/60Hz
Connector
2 x HDMI Type A (Embedded Audio)
1 x VGA (DE-15)
Audio Output
48KHz HDMI Audio output (1 stereo : 2 CHs)
Standard
HDMI v1.2
DVI 1.0 Compliant
Console
RS232c (development use only)
[Table 1] MD2000-16H Specification
2.3.2 Cable Recommended specification
Standard
Signal
Data Rate
Video Format
Max
length
Recommended
length
HDMI v1.2
HDMI
10.2 Gb/s
480i/p, 576i/p,
720p, 1080i, 1080p
-
15M
[Table 2] Cable recommended specification (Refer HDMI standard)

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MD2000-16H User Manual
2.4 Major Feature
The main function of the MD2000-16H is to monitor the proper transmission of Video and Audio of a
broadcast channel. The Multiviewer reads the HDMI input signals from a STB, and provides current
Video and Audio status of the channels via OSD and NMS.
2.4.1 HDMI input
1) HDMI input interface : Type A
2) Major feature : Detection of input signal
2.4.2 HDMI output
1) Output Interface : HDMI Type A
2) Major Feature
(A) HDMI #1 output
Type
KEY
Description
CHANNEL
SELECT
1~16
Change to single screen mode for each input
LAYOUT
x4, x8, x9, x16
Change to respective layout mode
Settings Button
Left/Right
Arrow Keys
From the selected layout screen, move to the next set
of channels or the previous set of channels of the
current layout screen (Maintaining the current layout)
[Example]
Upon the selection of the 4-screen layout, it displays
Channels 1~4. When the R arrow key is pressed,
Channels 5~8 are displayed on the screen while
keeping the same layout. When the L arrow is pressed,
Channels 13~16 are displayed.
[Table 3] How to Use the Settings Button for HDMI #1 Output
(B) HDMI #1 and HDMI #2 simultaneous output
Type
KEY
Output
Description
CHANNEL
SELECT
1~16
HDMI #1
Maintains layout mode
HDMI #2
Displays full screen for selected channel
* Does not display the OSD information in HDMI
#2 output
LAYOUT
x4, x8, x9, x16
HDMI #1
Changes to selected screen layout
HDMI #2
Displays full screen for selected
* Does not display the OSD information in HDMI
#2 output
Settings
Button
Left/Right
Arrow Keys
HDMI #1
In the layout mode, changes to next set of
channels
HDMI #2
No change
Up/Down
Arrow Keys
HDMI #1
Changes the Audio select
HDMI #2
Changes the Audio select
[Table 4] How to Use the Settings Button for HDMI #1 and HDMI #2 simultaneous output
2.4.3 VGA Output
1) Output Interface : D-SUB 15 x 1
2) Major Feature : Outputs the same screen as the HDMI #1 output, no audio passthrough

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MD2000-16H User Manual
2.4.4 Input Signal Error Detection
Input Loss
No detection of video and audio input signals
Video Loss
No detection of video input signal
Audio Loss
No detection of audio input signal
Video Freeze
Video freezes for longer period of time than set threshold
Audio Max
Audio levels too high for longer period of time than set
threshold (in Red area)
[Table 5] Input Signal Error Detection Function
2.4.5 Controlling the MD2000-16H
1) Control via Front Panel : Use buttons in the front panel to set or change the product
2) Control via NMS : Use the NMS software to set or change the product
2.4.6 LED Indication
1) 2 LEDs indicate the power and alarm status of the product
(1) POWER LED : When power is on, the “GREEN” LED comes on.
(2) ALARM LED : When there is an alarm, the “RED” LED flashes.

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MD2000-16H User Manual
2.5 MD2000-16H Screen Output
The MD2000-16H Multiviewer displays full or split-screen video as well as various Video and Audio
information on the screen via the HDMI #1 or VGA output. The following is an example of the 4-screen
layout.
The information displayed includes Channel Name, Audio track, Audio levels, and Alarms.
[Figure 3] MD2000-16H Output Display Information
Audible Output Indicator : Indicates the selected Audio Group being monitored
AUDIO
Indicates the audio for this channel is being heard
Channel
Audio
Selection
Press the desired channel button for 3 seconds then, take the button off to
hear the audio
Deselecting
Audio
Press the desired channel button for 3 seconds then, take the button off to
hear the audio
[Table 6] Audible output setup
Title : Displays the name of channel, can set or change in the NMS
Stereo Audio Bar : Indicates the audio levels of the channel, can set to 2 or 4 audio channels
Alarm Status
Alarm Status
Description
Alarm Interval
(Default Value)
Input Loss
Alarm appears when no video and audio input signals
are detected
-
Video Loss
Alarm appears when no video input signal is detected
-
Audio Loss
Alarm appears when no audio input signal is detected
longer than the set threshold
20 seconds
Video Freeze
Alarm appears when the video freezes longer than the
set threshold
60 seconds
Audio Max
Alarm appears when the audio levels are too high for a
longer period of time than the set threshold (in Red
area)
20 seconds
CHANNEL01 CHANNEL02
CHANNEL03 CHANNEL04
AUDIOLOSS
AUDIO ②
③
④
③
①

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MD2000-16H v1.4
MD2000-16H User Manual
[Table 6] Alarm Status and Default Values

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MD2000-16H User Manual
1) INPUT LOSS Alarm
When there are no video and audio signals, a red
box on the video screen and audio bar would blink
and “INPUT LOSS”alarm would be shown just
like the [Figure 4].
2) VIDEO LOSS Alarm
When there is no video input, a red box on the
video screen and audio bar would blink and
“VIDEO LOSS”alarm would be shown just like
the [Figure 5].
3)AUDIO LOSS Alarm
It there is no alarm interval, a red box on the video
screen and audio bar would blink and “AUDIO
LOSS”alarm would be shown just like the [Figure
6].
AUDIO LOSS Alarming condition
In case of AUDIO LOSS alarm, alarm is
incurred even if one channel fails to be input
from the audio bar. In other words, alarm is
incurred if either left or right sound is not input
when it is set to be the single stereo input.
[Figure 4] INPUT LOSS Alarm
[Figure 5] VIDEO LOSS Alarm
[Figure 6] AUDIO LOSS Alarm
CHANNEL01
INPUTLOSS
CHANNEL01
VIDEOLOSS
CHANNEL01
AUDIOLOSS

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MD2000-16H User Manual
4)VIDEO FREEZE Alarm
When video input is frozen for longer than preset
alarm interval, a red box on the video screen and
audio bar would blink and “VIDEO FREEZE”
alarm would be shown just like the [Figure 7].
5)AUDIO MAX Alarm
When audio input is maintained for a period of the
preset alarm interval, a red box on the audio bar
would blink and “AUDIO MAX ”alarm would be
shown just like the [Figure 8].
[Figure 7] VIDEO FREEZE Alarm
[Figure 8] AUDIO MAX Alarm
CHANNEL01
VIDEOFREEZE
CHANNEL01
AUDIOMAX

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MD2000-16H v1.4
MD2000-16H User Manual
3. Item Descriptipn and Installation
3.1 Item Description
MD2000-16H comes with the following items.
(1) MD2000-16H
(2) User Manual
(3) AC Power Cable
(4) HDMI Cable
[Figure 9] MD2000-16H Packing Items
POWER
ALARM
SETTING
MENU ENTER EXIT
MD2000-16D
x9 x16
LAYOUT
x4 x8
15 16
7 8
13 14
5 6
11 12
3 4
9 10
1 2
CHANNEL SELECTION

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MD2000-16H User Manual
3.2 Product Handling and Installation
3.2.1 Warning and Caution
Please read this warning and caution before use.
Operation Conditions
This product operates in the most proper manner in the following condition. However, if the actual
operation condition is maintained to be the minimum or maximum operation condition for a long
period, it may cause loss of life and property. Therefore, please operate the product in the
average operation condition. The proper operation temperature and humidity of the product are
“0 ~ 50°C” and “0~90% (non-condensing)” , respectively.
Caution for Product Handling
1. Disassemble of this product may cause loss of life and property due to electric shock and
malfunction. Please do not disassemble, repair and modify of the product. Please contact
ACETEL if a repair service is required.
2. This product is not water-proof. Thus, the instructions for use shall state that the apparatus
shall not be exposed to dripping or splashing and that no objects filled with liquids, such as
vases, shall be placed on the apparatus.
Caution for Product Moving
It must be moved by more than 2 people to avoid damage on the product. Please straighten up
your back and do not use the back or waist to avoid excessive stress. Also, try not to run while
holding the product. If you have to lower you body for moving or installing the product, do not
bend the waist but use the knees to minimize the physical burden. If you try to move the product
on the ground, move it by holding the base not handles.
Caution for Using Replaceable Lithium Batteries
This product uses replaceable lithium batteries so handle with the following cautions.
Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type.
Lithium Batteries : Manufacturer- Maxwell, Product Name- CR2032
Caution for Chassis Cleaning
Clean the chassis with little wet clothe. Comply with the following.
1. Do not clean the inside of the product with damp clothe
2. Do not clean the product with a rough item
3. Do not clean with an industrial solvent including thinner and/or benzene
4. Do not use it with inflammable ignition sources
5. Do not place a vase or item filled with water on top of the product
!

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MD2000-16H User Manual
3.2.2 Warning and Caution for Installation
Please read the warning and caution before installation.
Power and Ground Connection Caution
1. The product must be connected to the proper voltage stated in the manual. Do not connect the
product with improper voltage. Also, do not use the non-grounded cable or damaged cable.
2. For safety, main power sockets and protective ground must be connected and cable for power
supply should be connected to a ground-supported outlet.
3. Where the mains plug or an appliance coupler is used as the disconnect device, the
disconnect device shall remain readily operable
4. Power supply should be stopped and all the cables connected to the product should be
removed before installing or moving.
5. When it is connected to power supply, do not touch a power supply vehicle. Also, do not touch
plugs with the wet hand or pull out a power cord since there are risks of fire and electric shock.
Also, do not use the damaged and loose power cords, plugs and outlets.
6. Users must check whether the product is properly grounded before supplying of power to the
product. The product must be grounded before the operation. Also, the ground of the product
must be removed at last before moving.
7. To a place where the product to be installed or operated, an earth leakage breaker must be
installed. If there is fire or abrupt change in power supply, the power supply to the product must
be stopped immediately. An earth leakage breaker must be installed at a location where it can
be easily operated.
Caution for Installation Place
1. A place where the product would be installed should be cleaned in advance. Also, tools and/or
equipment should not be on the path to prevent any accident. Before and after the installation,
a fire source should not be near the product.
2. Only proper power should be supplied. Also, ungrounded cables and damaged cables should
not be used. The installation place should be pursuant with the electric safety regulation.
3. For the installation, a sufficient area must be secured. If there is no sufficient area, there could
be a malfunction of the product due to overheating. Try not to cover t an air vent with
newspaper, table cloth or curtain. Do not operate the product in an area with temperature
higher than 40°C to prevent the overheating.
4. Lighting could cause severe malfunctions of the product. To prevent damages caused by
lighting, cables should not be exposed to lighting. The surge prevention system should be
installed.
5. To prevent the static which may cause damages on the product, users should wear a wrist
band or ankle band for installing of a product. When the band for static prevention is worn,
frequently check whether the resistance is within a range of 1~10 MΩ.
!

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MD2000-16H v1.4
MD2000-16H User Manual
Caution for Installation of Product onto Rack
1. To install the product onto the rack, check whether the rack is safe and not damaged before
the installation. Please make sure that the rack is sufficient enough to endure the weight of the
product. This product is designed to be installed onto the 48.26 cm standard rack.
2. To install the product onto the rack, it is recommended to use an open-type rack in order to
prevent the overheating. If a closed-type rack has to be used, a ventilation device must be
installed onto the rack.
3. If only one product is installed onto the rack, the product should be installed onto the lowest
bottom. The rack must be filled from the bottom and the heaviest product should be placed on
the lowest bottom. In case of the rack equipped with a stabilization device, the stabilization
device must be installed onto the rack before loading the product onto the rack.
4. Operation of loading of the product onto the rack or disassembling of the product could have a
risk of falling of the product. Therefore, more than 2 people must work together.
5. To prevent physical damage, the product must be installed onto the lowest bottom of the rack if
only one product is installed onto the rack.
6. If more than one product is installed onto the rack, the heaviest product should be installed on
the lowest bottom.