Data Video DAC-90 User manual

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Table of Contents
Warnings and Precautions...................................................... 3
Disposal..................................................................................... 4
Warranty .................................................................................... 5
Standard Warranty..................................................................5
Two Year Warranty................................................................. 5
Packing List ............................................................................6
Introduction............................................................................... 6
Features..................................................................................... 6
Connections & Controls .......................................................... 7
Front Panel............................................................................. 7
Rear Panel.............................................................................. 8
Firmware Update ...................................................................... 9
Frequently-Asked Questions ................................................ 11
Dimensions & Weight............................................................. 12
Specifications ......................................................................... 14
Service & Support .................................................................. 16
Disclaimer of Product and Services
The information offered in this instruction manual is intended as a guide only. At all
times, Datavideo Technologies will try to give correct, complete and suitable
information. However, Datavideo Technologies cannot exclude that some
information in this manual, from time to time, may not be correct or may be
incomplete. This manual may contain typing errors, omissions or incorrect
information. Datavideo Technologies always recommend that you double check the
information in this document for accuracy before making any purchase decision or
using the product. Datavideo Technologies is not responsible for any omissions or
errors, or for any subsequent loss or damage caused by using the information
contained within this manual. Further advice on the content of this manual or on the
product can be obtained by contacting your local Datavideo Office or dealer.

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Warnings and Precautions
1. Read all of these warnings and save them for later reference.
2. Follow all warnings and instructions marked on this unit.
3. Unplug this unit from the wall outlet before cleaning. Do not use liquid or
aerosol cleaners. Use a damp cloth for cleaning.
4. Do not use this unit in or near water.
5. Do not place this unit on an unstable cart, stand, or table. The unit may
fall, causing serious damage.
6. Slots and openings on the cabinet top, back, and bottom are provided
for ventilation. To ensure safe and reliable operation of this unit, and to
protect it from overheating, do not block or cover these openings. Do not
place this unit on a bed, sofa, rug, or similar surface, as the ventilation
openings on the bottom of the cabinet will be blocked. This unit should
never be placed near or over a heat register or radiator. This unit should
not be placed in a built-in installation unless proper ventilation is
provided.
7. This product should only be operated from the type of power source
indicated on the marking label of the AC adapter. If you are not sure of
the type of power available, consult your Datavideo dealer or your local
power company.
8. Do not allow anything to rest on the power cord. Do not locate this unit
where the power cord will be walked on, rolled over, or otherwise
stressed.
9. If an extension cord must be used with this unit, make sure that the total
of the ampere ratings on the products plugged into the extension cord
do not exceed the extension cord’s rating.
10. Make sure that the total amperes of all the units that are plugged into a
single wall outlet do not exceed 15 amperes.
11. Never push objects of any kind into this unit through the cabinet
ventilation slots, as they may touch dangerous voltage points or short
out parts that could result in risk of fire or electric shock. Never spill
liquid of any kind onto or into this unit.

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12. Except as specifically explained elsewhere in this manual, do not
attempt to service this product yourself. Opening or removing covers
that are marked “Do Not Remove” may expose you to dangerous
voltage points or other risks, and will void your warranty. Refer all
service issues to qualified service personnel.
13. Unplug this product from the wall outlet and refer to qualified service
personnel under the following conditions:
a. When the power cord is damaged or frayed;
b. When liquid has spilled into the unit;
c. When the product has been exposed to rain or water;
d. When the product does not operate normally under normal
operating conditions. Adjust only those controls that are covered by
the operating instructions in this manual; improper adjustment of
other controls may result in damage to the unit and may often
require extensive work by a qualified technician to restore the unit to
normal operation;
e. When the product has been dropped or the cabinet has been
damaged;
f. When the product exhibits a distinct change in performance,
indicating a need for service.
Disposal
For EU Customers only - WEEE Marking
This symbol on the product indicates that it should not
be treated as household waste. It must be handed
over to the applicable take-back scheme for the
recycling of Waste Electrical and Electronic Equipment.
For more detailed information about the recycling of
this product, please contact your local Datavideo office.

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Warranty
Standard Warranty
•Datavideo equipment is guaranteed against any manufacturing
defects for one year from the date of purchase.
•The original purchase invoice or other documentary evidence
should be supplied at the time of any request for repair under
warranty.
•Damage caused by accident, misuse, unauthorized repairs, sand,
grit or water is not covered by this warranty.
•All mail or transportation costs including insurance are at the
expense of the owner.
•All other claims of any nature are not covered.
•Cables & batteries are not covered under warranty.
•Warranty only valid within the country or region of purchase.
•Your statutory rights are not affected.
Two Year Warranty
All Datavideo products purchased after 01-Oct.-2008 qualify for a free
one year extension to the standard Warranty, providing the product is
registered with Datavideo within 30 days of purchase. For information
on how to register please visit www.datavideo.com or contact your local
Datavideo office or authorized Distributors
Certain parts with limited lifetime expectancy such as LCD Panels, DVD
Drives and Hard Drives are only covered for the first 10,000 hours, or 1
year (whichever comes first).
Any second year warranty claims must be made to your local Datavideo
office or one of its authorized Distributors before the extended warranty
expires.

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Packing List
Items Description Q’ty
1
DAC-90 Unit
1
2
Accessory List
1
Introduction
DAC-90 is an audio de-embedding box that allows the user to de-embed 16
analog audio signals (4 at a time) from the SDI video signal.
It features 3G/HD/SD-SDI to support up to 1080p/60 video format and
automatically detects and switches between different formats. In addition, 4
mini XLR audio connectors are provided to output analog audio to audio devices
such as monitors, recorders, switchers, and audio mixers.
SMPTE and EBU settings are available on the audio box and assignments of the
de-embedded audio signal are set using the built-in DIP switches.
Features
•Audio de-embedding from SDI signal
•Automatic detection of 3G, HD, and SD signals
•4 analog MINI XLR audio outputs
•Assignable de-embedded audio signals
•Audio level indicator display
•Switchable SMPTE and EBU audio levels
•Control via DIP Switches

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Connections & Controls
Front Panel
Mini-XLR
Balanced XLR Audio Output
USB
Firmware Upgrade Port
Power Indicator
Indicates the power status
DC In Socket
Connects the supplied 12V PSU to this socket. The
connection can be secured by screwing the outer
fastening ring of the DC In plug to the socket.

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Rear Panel
SDI IN
SDI input for video and audio
SDI OUT
Re-clocked Video and Audio output from SDI input
Audio level indicator display
Indications of current audio level
Green
Yellow
Red
-45~-40
-39~-35
-34~-29
-28~-24
-23~-18
-17~-13
-12~-8
-7~0
(Unit : dBFS)
4 PIN DIP Switch
Audio level adjustment
4 PIN DIP Switch Configuration

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Firmware Update
1. Disconnect DC 12V Power Supply from DAC-90 and remove Mini-USB
connection
2. Set DIP SW4 to 1 (1: down; 0: up)
3. Connect the DAC-90 mini-USB port to the PC via a USB cable (you do not
need to connect the DC 12V Power at this point and the PWR LED should be
off)
4. The PC will detect the USB device. If this is your first time connecting the
DAC-90 to the PC, you will see “DAC-90 Datavideo Tech USB Drive”
appearing at the bottom right hand corner of the desktop. You should see
an empty drive after it is opened.

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5. Copy and paste the latest firmware file (DAC-90-FW-v1.00.bin) to the device
6. Safely remove the Datavideo USB device
7. Set DIP SW 4 to 0 and then remove the Mini USB connection after the
update is completed
8. After the DC 12V Power Supply is connected, you will then see the PWR LED
turned on, Audio Level Indicators all ON and then fade towards the left,
indicating that the device is operating properly.

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Frequently-Asked Questions
This section describes problems that you may encounter while using DAC-90. If
you have questions, please refer to related sections and follow all the suggested
solutions. If problem still exists, please contact your distributor or the service
center.
No.
Problems
Solutions
1.
What are the corresponding
SMPTE and EBU audio output
levels?
If the maximum SDI audio input
level is 0 dBFS, then the Mini-XLR
output level is 24dBu for SMPTE and
18dBu for EBU.

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Dimensions & Weight
All measurements in mm
Unboxed Unit Weight: 0.37 Kg
Boxed Unit Weight: 0.6 Kg

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Notes

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Specifications
Interface
SDI Video Input
3G/HD/SD SDI x 1
SDI Video Output 3G/HD/SD SDI x 1 (Re-clocked Loop through)
Analog Audio Output
Mini XLR (Balanced) x 4
Audio Level Indicator Power LED x 1
Audio Level LED : 4 rows
Updates and
Configuration Mini USB x 1
Standards
SDI Format Support
SD:
NTSC 525/29.97 and PAL 625/25
HD:
1080p 23.98/24/25/29.97/30/50/59.94/60
1080i 50/59.94/60
720p 23.98/24/25/29.97/30/50/59.94/60
SDI Compliance
SMPTE 259M, SMPTE 292M, SMPTE 296M, SMPTE
424M, SMPTE 425M-AB
ITU-R BT.656, ITU-R BT.1120-6
SDI Video Rates SDI video connections are switchable between
standard definition and high definition.
SDI Video Sampling 4:2:2 / 4:4:4
SDI Audio Sampling 24-bit (SD 20-bit), 48KHz
SDI Color Precision 4:2:2 / 4:4:4 (8/10/12-bit)
SDI Color Space YUV, RGB

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SDI Auto Switching Automatically detects SD, HD, 3G
Audio Level SMPTE and EBU switchable
General
Settings Control
DIP Switch
Power Supply
DC 12V
Operating
Temperature 0°C to 50°C (32°F to 122°F)
Operating Humidity 10% to 90% (non condensing)
Certification CE, FCC
Accessory Power Adapter, QSG

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Service & Support