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Configuration

5. Configuration

Before making input, output and GPIO connections, 
an initial Danley DSA amplifier configuration should 
be established. It is particularly important that the 
amplifier output  format is configured appropriately for 
the speakers that are to be connected.

Configuration requires that Danley DSA amplifiers are 
connected to mains power and network services. These 
connections are described in the following two sections.

5.1 Mains Power Connection

Danley DSA amplifiers incorporate a power factor corrected 
power supply and can be used with mains input voltage from 
100V AC to 240V AC, 50/60Hz. Use the mains cable supplied 
with the amplifier and connect it to a switched mains supply.

Danley DSA amplifiers have no mains power switch and are 
operational as soon as mains power is connected.

5.2 Network Services

Danley DSA amplifiers are configured via a web page 
interface called Danley DSA Control. Before the 
configuration menus can be accessed, Danley DSA 
amplifiers must be connected to the same TCP/IP 
network as the computer or mobile device that is to be 
used for configuration access.

5.2.1 Wired (Ethernet) Network Connection

To connect a Danley DSA amplifier to a TCP/IP network using a 
wired connection (Ethernet) follow the steps below.

1.

 Use an Ethernet cable to connect the Danley DSA amplifier 

rear panel Network Control socket to a free socket on a 
network router or switch, or directly to an Ethernet equipped 
laptop or desktop computer.

2. Connect the Danley DSA amplifier to mains power using 
the supplied mains cable. Wait for the front panel Network 
indicator to illuminate green to indicate that the amplifier has 
network connectivity.

3. The Danley DSA amplifier default LAN IP address is 
192.168.64.100. Configure the laptop or desktop computer 
for a fixed IP address in the same IP range; eg. 192.168.64.10, 
with Subnet mask of 255.255.255.0 (or prefix 24) and set the 
Gateway to 192.168.64.1.

4. Open a laptop or desktop web browser and enter the 
address http://192.168.64.100. The Danley DSA Control Web 
App interface will open to enable amplifier configuration as 
required.

Note: Danley DSA amplifiers can be configured to use DHCP for 
network connection if required. However, if a Danley DSA amplifier 
using DHCP is power cycled, it is possible that the TCP/IP network 
router will assign it a different IP address, leaving its configuration 
page inaccessible via the previous address. If this occurs, a network 
scanning app can be used to identify the new IP address. DHCP and 
Fixed IP address option settings can be found in the Settings Tab 
menu described in Section 5.3.   

5.2.2 Wireless (WiFi) Network Connection

To connect a Danley DSA amplifier to a TCP/IP network using a 
wireless connection (WiFi) follow the steps below.

1.

 With the Danley DSA amplifier connected to mains power, 

wait for the front panel WiFi indicator to illuminate green.

2.

 Use a mobile, laptop or desktop device to search for available 

WiFi networks. Connect to, Danley DSA (product serial 
number)’ using the password,

 ‘password’.

 The amplifier serial 

number can be found on its rear panel.

3.

 Open a computer or mobile device web browser and enter 

the IP address: 192.168.4.1. The Danley DSA Control Web 
App interface will open to enable amplifier configuration as 
required. 

4. 

Select the Web App Settings Tab followed by WiFi > WiFi 

Mode > Client to configure the amplifier to connect to the 
required WiFI network. The WiFi network name and password 
will be required. 

It is strongly recommended that the Danley DSA amplifier 

Access Point WiFi password is changed following initial 

wireless connection.

Summary of Contents for DSA125X4

Page 1: ...INSTALLATION GUIDE USER MANUAL DSA125X4 Rev 20220706...

Page 2: ...vel of performance and in good operating condition Any damage to or unsatisfactory performance from these amplifiers caused by inadequate or failed input or output ancillaries may invalidate support w...

Page 3: ...particularly at plugs convenience receptacles and the point where they exit from the apparatus 14 Do not unplug the unit by pulling on the cord use the plug 15 Only use attachments accessories specifi...

Page 4: ...ation 5 Configuration 6 Connections 7 Operation 8 Specifications 2 Amplifier Overview Danley DSA125X4 amplifiers are half rack width 1U format power amplifiers that can drive both conventional low imp...

Page 5: ...iers are primarily intended for installation in an equipment rack but can also be under desk or wall mounted or used free standing They are fan cooled and must be installed such that ventilation apert...

Page 6: ...Shaded area defines ventilation space Diagram 1a Danley DSA two channel amplifier dimensions Shaded area defines ventilation space 44 mm 1 7 in 44 mm 1 7 in 220 mm 8 7 in 220 mm 8 7 in 213 mm 8 4 in 8...

Page 7: ...ier at all times Ventilation apertures are also located on the rear panel of the amplifier and must not be obstructed It is important to retain at least 80 mm 3 1 in free space for airflow behind the...

Page 8: ...unted using connecting plate hardware The adhesive rubber feet should also be used in these circumstances to minimise the possibility of vibration between the amplifier and mounting surface Wall and d...

Page 9: ...mplifier default LAN IP address is 192 168 64 100 Configure the laptop or desktop computer for a fixed IP address in the same IP range eg 192 168 64 10 with Subnet mask of 255 255 255 0 or prefix 24 a...

Page 10: ...ity option Adjust input gain Adjust zone volume Adjust zone volume Note When adjusting input gain the input level display should remain green If it displays red the input gain should be reduced 5 3 Co...

Page 11: ...b menus For all Output Tab menus the amplifier output under configuration is selected by highlighting one of the output identifiers 1 2 3 or 4 at the top of the display The Output Tab also enables Spe...

Page 12: ...d in Section 5 3 5 2 Select the appropriate zcp format speaker preset data file to import from either a Library or a computer folder The preset data will be applied to the selected amplifier output as...

Page 13: ...arameters adjust automatically in response to Crossover Gain high pass filter settings The Output Mode preset menu enables individual amplifier outputs to be switched off or configured for Lo Z or Hi...

Page 14: ...nder the Device menu The Backup Restore menu enables amplifier configuration data to be downloaded to an external archive and enables previously saved configuration files to be uploaded and adopted by...

Page 15: ...Gain Trim Gain Trim Gain Trim Input Sensitivity Input Gain Input Gain Input Selection Input Setup Zone Setup Routing Output Setup Output 1 Output 2 Output 3 Output 4 Zone Adjustment Parameters Speake...

Page 16: ...elect the zone to be configured The number of zones available and their channel format stereo or mono will depend on the amplifier model input setup and output mode Lo Z or Hi Z For example a two outp...

Page 17: ...in 8 has a low output impedance and is able to supply a maximum current of 10mA Note GPIO Pin 1 and Pin 3 both offer ground connections Pin 1 is connected directly to the amplifier chassis Pin 3 is co...

Page 18: ...ions Note Two output amplifier model connection sockets differ only in the deletion of channel 3 and channel 4 output connectors Digital Inputs Danley DSA amplifier S PDIF stereo digital audio input c...

Page 19: ...A amplifiers to a TCP IP network is described in Section 5 of this manual Cable Gauge Table Lo Z installations 0 5dB attenuation 4 8 loads Cable Gauge Table 70V Hi Z installations 1 0dB attenuation 20...

Page 20: ...e exclamation point printed next to the output terminals of the amplifiers is in addition to the CLASS 2 WIRING text intended to alert users to the risk of hazardous voltages Output connectors that co...

Page 21: ...ts Output Off No output signal present Green Signal present on one or more outputs Amber Signal limiting clipping on one or more outputs Red One or more channel pair is in overload protection mode Net...

Page 22: ...0Hz 20kHz 8 load THD N typical 0 05 20Hz 20kHz 8 load 3dB below rated power Frequency Response 20Hz 20kHz 0 0 25dB 8 load 3dB below rated power Protection Circuits Short circuit DC Undervoltage Temper...

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