OSD GEN2 Zone Wi-Fi Smart Preamp Streamer Owner’s Manual
- June 22, 2024
- OSD
Table of Contents
GEN2 Zone Wi-Fi Smart Preamp Streamer
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Product Specifications:
- Model: SRT4 GEN2
- Type: 4 Zone Wi-Fi Smart Preamp Streamer
- Compatibility: OSD Player app
- Power Adapter: 12V 2A US Power Adapter
- Control: Individual zone control or multiroom audio mode
Product Usage Instructions:
1. Unboxing and Inspection:
Remove the SRT4 Gen2 from the box and ensure there is no damage.
Check that all package contents are accounted for.
2. Safety Precautions:
Follow the important safety instructions provided in the manual
carefully to prevent any risks associated with electric shock or
damage to the device.
3. Front Panel Description:
- Power Switch: Controls the power to the device
- Four Zone Active Indicator: Indicates the active zones
4. Rear Panel Description:
Frequently Asked Questions (FAQ):
Q: How do I control multiple zones simultaneously?
A: You can use the OSD Player app to control all zones together
in multiroom audio mode.
Q: What should I do if the device is damaged during
unboxing?
A: Please contact us directly at [email protected] or call
888-779-4968 for assistance.
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SRT4 GEN2
OWNER’S MANUAL
INTRODUCTION
Introduction
OSD The Best Value in Sound Thanks for joining the OSD owners club.
Thank you for purchasing the Black SRT4 Gen2 4 Zone Wi-Fi Smart Preamp
Streamer. This multizone preamp is ideal for commercial and residential
applications. The SRT4 Gen2 is compatible with the OSD Player app for control
over all your Zones/Sources individually or all zones together in multiroom
audio mode. Remove the SRT4 Gen2 from the box and inspect the device to make
sure it is free of any damage and that all package contents are accounted for
before proceeding.
If you have any questions about your SRT4 GEN2, please contact us directly.
www.osdaudio.com email: [email protected] Phone:
888-779-4968
In The Box
QR Manual Card 12V 2A US Power Adapter Network LAN Cables Rack Mount Ears
Screws
Qty: 1 Qty: 1 Qty: 1 Qty: 2 Qty: 6
IMPORTANT SAFETY PRECAUTIONS
WARNING
· TO PREVENT FIRE OR SHOCK HAZARD, DO NOT USE THIS PLUG WITH AN EXTENSION
CORD, RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES CAN BE FULLY INSERTED TO
PREVENT BLADE EXPOSURE.
· TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR
MOISTURE.
· TO PREVENT ELECTRICAL SHOCK, MATCH WIDE BLADE PLUG TO WIDE SLOT, FULLY
INSERT.
This lighting flash with arrowhead symbol, within an equilateral triangle, is
intended to alert the use to the presence of un-insulated dangerous voltage
within the products enclosure that may be of sufficient magnitude to
constitute
a risk of electric shock to persons.
RISK OF ELECTRIC SHOCK DO NOT OPEN
This lighting flash with arrowhead symbol, within an equilateral triangle, is
intended to alert the use to the presence of un-insulated dangerous voltage
within the products enclosure that may be of sufficient magnitude to
constitute
a risk of electric shock to persons.
The exclamation point within the equilateral triangle is intended to alert the
user to the presence of important operating and maintenance (servicing)
instructions in the literature accompanying appliance.
IMPORTANT SAFTEY INSTRUCTIONS
1. Read these instructions. 2. Keep these instructions. 3 Read all warnings.
4 Follow all Instruction. 5. Do not use this apparatus near water. 6. Clean
only with dry cloth. 7. Do not block any ventilation openings. Install in
accordance with the manufacturers instructions. 8. Do not install near heat
sources such as radiators, heat registers, stoves, or other apparatus
(including amplifiers) that
produce heat. 9. Do not defeat the safety purpose of the polarized or
grounding type plug. A polarized plug has two blades with one
wider than the other. A grounding type plug has two blades and a third
grounding prong. If the provided plugs does not fit into your outlet, consult
an electrician for replacement of the obsolete outlet. 10. Protect the power
cord from being walked on or pinched particularly at the plugs, convenience
receptacles, and at
the point where they exit form the appliance. 11. Only use attachments or
accessories specified by the manufacturer. 12. Unplug the apparatus during
lightning storms or when unused for long periods of time. 13. Refer all
servicing to qualified personnel. Servicing is required when the apparatus has
been damaged in anyway,
such as power supply cord or plug is damaged, liquid has been spilled or
objects have fallen into the apparatus, the apparatus has been exposed to rain
or moisture, does not operate normally, or has been dropped.
FRONT /REAR PANEL
Front Panel Description
1
2
1. Power Switch 2. Four Zone Active Indicator
Rear Panel Description
1 35
3
4
3. Four Source Indicator 4. Network Status Lights
8 10
12
24 6
1. Pre-Out (Zone1-4) RCA Stereo Output 2. Line-in (Zone 1-4) RCA Stereo Input
3. Digital Output (Zone 1-4) Single RCA Coaxial 4. Digital Output (Zone 1-4)
Fiber Optical 5. 12V Trigger Output (Zone 1-4) 6. USB Input (Zone 1-4))Read U
Disk 7. Line-in (Universal Bus) RCA Stereo Input
7 9 11
13 14
8. Digital Input (Universal Bus) Single RCA Coaxial 9. Digital Input (Universal Bus) Fiber Optical 10. 12 Volt Trigger Universal Bus 11. Reset Button Factory Reset 12. Ethernet Lan Network Input 13. Ethernet Lan Network Output 14. Power Connection CD12V2/A DC Input
CONNECTION
Placement
The SRT4 Gen2 is a Four Zone Preamp Audio Streamer that works well with our MX
Gen2 Series of MultiChannel Power Amplifiers. The SRT4 Gen2 should be placed
close to the Multi Channel Power Amplifier. The SRT4 Gen2 is designed to fit a
1U equipment rack for easy installation. Attach the optional Rack Mount Ears
included in the box on both sides of the main chassis. It is designed to mount
in a standard EIA certified equipment rack.
Remove the two screws on each side of the SRT4 Gen2. Align the rack mounts
with the screw holes and make sure the screw are tightly secured.
Rack Mount Ears Included
Connecting with Multi Channel Options
The following two wiring diagrams features a straight Four Zone to Four Zone connection utilizing our MX880 Gen2 Power Amp with the SRT4 Gen2. And a second diagram featuring a Four Zone to our Six Zone MX1280 Gen2 Multi-Zone Power Amp with two direct Zone connections and Two Zones Connecting to Four Zones utilizing the Dual Universal Bus Inputs.
SRT4 GEN2
SRT4 GEN2
Input 4
Input 3
MX880 4-ZONE AMP
Input 2
Input 1
BUS 1 Input
BUS 2 Input
MX1280 GEN2
M U LT I – ZO N E DIGITAL AMPLIFIER
BUS 2 Input
BUS 1 Input
Input 6
Input 3
MX1280 6-ZONE AMP
CONNECTION
Connect to AVR/Amplifier or Subwoofer
Connect the LINE Out output to the input on your amplifier or AV receiver
using the appropriate cable. The SRT4 Gen2 supports both analog output (RCA)
and digital output (Optical & Coaxial)
Amplifier / AV Reveiver
——– AUDIO ——–
AUDIO
IN
R
L
——– AUDIO ——–
COAXIAL OPTICAL
IN
IN
SRT4 Gen2
Adding a Powered Subwoofer to a Zone.
Connect a zone LINE OUT output to your LINE IN input of your Active Powered Subwoofer. Use the sub’s line out to connect to the amplifier.
Active Sub / Sub Amp
IN
R
L
OUT
R
L
Amplifier
——– AUDIO ——–
AUDIO
IN
R
L
Active Sub W/ Built-In Amplifier
SRT4 Gen2
CONNECTION
Trigger Control
If the audio amplifier connected to the SRT4 Gen2 has a trigger input
connector, you can connect it to the TRIGGER OUT of the SRT4 gen2 using a
3.5mm cable (not included). A 12V150mA signal is output from
the TRIGGER OUT port. Use a monaural mini-plug cable for connecting the
TRIGGER OUT port. Do not
use a stereo (AUX) mini-plug cable.
Connect to USB Device
To play music stored in a USB storage device, just plugin a USB Jump/Pen drive
storage device containing music files to the USB port of the Zone you want
them to play through.
Connect to a Network / or Slect Smart Home Control
Connect SRT4 Gen2 to your home router using a LAN network cable. Wi-Fi not
supported. You can use the NETWORK OUT port to connect another device to the
same network.
TRIGGER IN
ROUTER
USB memory device
Connect to Audio Playback Devices
Connect the LINE IN in each zone or LINE IN, COAXIAL IN, OPTICAL IN in the Universal bus Input area to an audio playback device, it can be a CD Player, portable Music Player or any device with Audio Output using the same connector.
In the APP, LINE IN in each zone is represented as Line in 1, LINE IN in the Universal input area is noted as Line in 2.
Analog Device
——– AUDIO OUT ——–
R
L
Digital Device
——– AUDIO OUT ——– COAXIAL OUT OPTICAL OUT
Zone Inputs
BUS Inputs
SETUP
Setup & Operation
Once the SRT4 Gen2 is connected and in the desired location, plug the included
power supply into the SRT4 Gen2 and into an available outlet. (Note, you will
need direct access to your network router for the LAN connection) The next
step is to connect the SRT4 Gen2 to your network for streaming and control of
each zone using the OSD Player App.
LAN Direct Wire/Cable connectivity for SRT4 Gen2 1. Download and install the
OSD app by scanning the QR code or search “OSD Player” in the
App store/Google Play store.
OSD Player
2. Connect the SRT4 Gen2 to your network router using the RJ45 Ethernet port
on the rear panel 3. Lan connection will automatically setup all zones. Ensure
your mobile device is connected to the same
network and open the OSD Player control app.
SRT4 Gen2 Streaming Services: Listen to Online Music The SRT4 Gen2 can work
with many popular streaming music services like Spotify, Tidal, Napster, and
AMAZON MUSIC. Plus, Internet Radio Apps like TuneIn, iHeartradio, and VTuner.
You can easily stream music or playlists from your account wirelessly and
listen on your home audio system. Spotify To use Spotify, you will need to
have Spotify premium account. You will find the OSD Audio Streaming device in
the device list in Spotify Application and choose that device you want to
stream. AMAZON Music To use AMAZON Music like Spotify, you will need to have
an AMAZON Music premium account as well. You will find the OSD Audio Streaming
device in the device list in AMAZON Music Application and choose that device
you want to stream.
SETUP
Airplay 1 The device supports Airplay1, you can choose Airplay1 in iOS device
and play music. Listen to local music The SRT4 Gen2 can stream local music
stored in your Smartphone, USB storage device, NAS using DLNA protocol, PC
software like iTunes, or UPnP/DLNA 3rd party software. Click on “My Music” to
select the local device you want to play from. Note: iOS-based devices have
blocked the access to iTunes library. Our system only supports NAS using DLNA
protocal.
Using the SRT4 Gen2
Once you have connected your mobile to network and installed the OSD Audio
Player App in your mobile device, you can start playing music to different
rooms or the same music in all rooms in sync.
Available Connected Devices
Selecting a Zone
Browse Sources
In the OSD Audio Player APP you will see all the connected devices in the same
network 1. Select the device you want to control; A green rectangle will
highlight the selected Device 2. Select Browse on left side of the Bottom Tool
Bar, note the highlighted selection turns dark green 3. From the Browse
Screen, Select an online or local music source from the list to start
streaming your music
(Some sources will need a subscription)
SETUP
Play the Same Music in Multiple Rooms
Using the OSD Audio Player App, you can play the same music in multiple rooms
simultaneously by grouping two or more devices. First, in the Device screen,
you select the primary Device (Highlighted by a green rectangle).
Select the Link in the upper right corner of the highlighted Device. A new
screen will then appear featuring the selected Primary device and a blank
circle for each additional device available to group with it. Just select the
devices you want to add and Press the Done Button. Another Screen shows The
Group Volume Master control, followed by the primary individual volume control
and the independent volume for each grouped Zone.
Primary Zone Group Link
Selected Primary Zone
Group Master Volume Control
Green Highlight indicates selection
Zones available to group with the Primary Zone
Additional Zones in the group, w/individual Volume Controls
Selecting a Zone
In the OSD Audio Player APP you will see all the connected devices in the same
network.
1. Select the device you want to control; A green rectangle will highlight
the selected Device 2. Select Browse on left side of the Bottom Tool Bar, note
the highlighted selection turns dark green 3. From the Browse Screen, Select
an online or local music source from the list to start streaming your music
(Some sources will need a subscription)
SPECIFICATIONS
I/O Interface
Network Audio Parameter
Application Audio Source
General Power
Specifications DC Input
Analog Audio Input Digital Audio Input Analog Audio Output Digital Audio
Output
Trigger Output USB
Ethernet
LED Indicator
Reset Button Wireless Network
Wired Network Streaming Protocols
Music Format Audio Decode Frequency Response
THD + N SNR
LinkPlay Module OSD Player App/LinkPlay
iTunes Foobar2000 and other support UPnP, DLNA 3rd party program
Online Music Streaming Services
Local Storage
Analog Input Digital Input Dimension
Inches Weight
SRT4 Gen2
DC12V2A RCA R&L/Universal Bus Digital Optical Input/Universal Bus RCA 2V RMS
Outputs X 4 Zones Digital (Coaxial & Fiber Optic) X 4 Zones 12V x 4 Zones/1
each Universal Bus Connect USB for Jump Drive x 4 Zones Lan Connection 1
Input/1 Output Front Panel Status LED/4 Zone/Wi-Fi/Line In/ Optical In/
Optical In/USB x 4/Network Strength
Reset Button IEE 802.11 b / g / n2.G
Ethernet RJ45 AirPlay / DLNA / Spotify Connect FLAC / MP3 / AAC / AAC + / ALAC
/ APE / WAV
16/24 Bit / 44kHz to 192 kHz 20Hz – 20kHz 0.0003 100dB LinkPlay A31
Updated OSD Player App For MAC & Windows PC
For MAC & Windows PC
Spotify / Napster / Tidal /TuneIn / iHeart Radio / AMAZON Music / vTuner
Music file store in Mobile phone, NAS & USB disk drive
RCA R&L Analog Digital (Optical & Fiber Optic) Universal Bus
430mm W x 200mm D x 53mm H 16.9″ W x 7.87″ D x 2.08″ H 2.3KG/5.07LBS
12Volt 2A AC DV 100-240V FCC and UL external
The information contained in this guide is believed to be accurate and reliable. OSD assumes no responsibility for any errors contained in this guide. OSD reserves the rights to make changes in the specifications and/or design of the above-mentioned product without prior notice. The diagrams contained in this guide may not fully represent the product that you are using, and they are for illustration purpose. OSD assumes no responsibility for any differences between the product mentioned in this guide and the product you may have.
WARRANTY
Warranty Info
All OSD BLACK electronics products have a (2) year Limited Warranty against
defects in materials and workmanship. Proof of purchase must accompany all
claims. During the warranty period OSD AUDIO will replace any defective part
and correct any defect in workmanship without charge for either parts or labor
OSD AUDIO may replace returned speakers with a product of equal value and
performance. In such cases, some modification to the mounting may be necessary
and are not OSD AUDIO’s responsibility. For this warranty to apply, the unit
must be installed and used according to its written instructions. If
necessary, repairs must be performed by OSD AUDIO. The unit must be returned
to OSD AUDIO at the owner’s expense and with prior written permission.
Accidental damage and shipping damage are not considered defects, nor is
damaged resulting from abuse or from servicing performed by an agency or
person not specifically authorized in writing by OSD Audio OSD AUDIO sells
products only through authorized dealers and distributors to ensure that
customers obtain proper support and service. Any OSD AUDIO product purchased
from an unauthorized dealer or other source, including retailers, mail over
dealers and on-line sellers will not be honored or serviced under existing OSD
AUDIO warranty policy. Any sale of product by an unauthorized source or other
manner not authorized by OSD AUDIO shall void the warranty on the applicable
product. Damage to or destruction of components due to application of
excessive power voids the warranty on those parts. In these cases, repairs
will be made on the basis of the retail value of the parts and labor. To
return for repairs, you must email customer service at [email protected]
for a Returned Merchandise Authorization (RMA) number# then the unit must be
shipped to OSD AUDIO at the owner’s expense, along with a note explaining the
nature of service required. Be sure to pack the unit(s) in a corrugated
container with at least 3 inches of resilient material to protect the unit
from damage in transit. This Warranty Does Not Cover: Damage caused by abuse,
accident, misuse, negligence, or improper operation (installation) · Any
products that have been altered or modified · Any product whose identifying
number of decal, serial #, etc. has been altered, defaced or removed · Normal
wear and maintenance.
OSD Audio | Brea, CA. | osdaudio.com
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