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CSP-428/1248 

 Installation Guide

PRO.BOSE.COM

Important Safety Instructions

Please read and keep all safety and use instructions.

This product is intended for installation by professional installers only!

 This document is intended to provide professional 

installers with basic installation and safety guidelines for this product in typical fixed-installation systems. Please read this 
document and all safety warnings before attempting installation.
Do not attempt to service this product yourself. Refer all servicing to authorized service centers, installers, technicians, dealers 
or distributors. To contact Bose Professional or to find a dealer or distributor near you, visit 

PRO.BOSE.COM

.

1. 

Read these instructions.

2. 

Keep these instructions.

3. 

Heed all warnings.

4. 

Follow all instructions.

5. 

Do not use this apparatus near water.

6. 

Clean only with a dry cloth.

7. 

Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions.

8. 

Do not install near any 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. The wide blade or the 
third prong are provided for your safety. If the provided plug 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 plugs, convenience receptacles, and the point 

where they exit from the apparatus.

11. 

Only use attachments/accessories specified by the manufacturer.

12. 

Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the 
apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury 
from tip-over. 

13.  Unplug this apparatus during lightning storms or when unused for long periods of time.
14.  Refer all servicing to qualified personnel. Servicing is required when the apparatus has been damaged in any way, 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. 

WARNINGS/CAUTIONS:

This symbol on the product means there are important operating and maintenance instructions in this guide. 
 

This symbol on the product means there is uninsulated, dangerous voltage within the product enclosure that may 
present a risk of electrical shock. 

Contains small parts which may be a choking hazard. Not suitable for children under age 3.
 
 

All Bose products must be installed in accordance with local, state, federal and industry regulations. It is the installer’s 
responsibility to ensure installation of the loudspeakers and mounting system is performed in accordance with all applicable 
codes, including local building codes and regulations. Consult the local authority having jurisdiction before installing this 
product.
Unsafe mounting or overhead suspension of any heavy load can result in serious injury or death, and property damage. It is 
the installer’s responsibility to evaluate the reliability of any mounting method used for their application. Only professional 
installers with the knowledge of proper hardware and safe mounting techniques should attempt to install any loudspeaker 
overhead.
Do not mount the product in locations where condensation may occur.
This product is not intended for installation or use in indoor water facility areas (including, without limitation, indoor pools, 
indoor water parks, hot tub rooms, saunas, steam rooms and indoor skating rinks).
To reduce the risk of fire or electrical shock, do NOT expose this product to rain, liquids or moisture.
Keep the product away from fire and heat sources. Do NOT place naked flame sources, such as lighted candles, on or near the 
product.
Do NOT make unauthorized alterations to this product.
Do NOT use a power inverter with this product.
Do NOT use in vehicles or boats.
Provide an earth connection or ensure the socket outlet incorporates a protective earthing connection before connecting the 
plug to the mains socket outlet.
Dansk: Apparatets stikprop skal tilsluttes en stikkontakt med jord, som giver forbindelse til stikproppens jord.
Suomi: Laite on liitettävä suojamaadoituskoskettimilla varustettuun pistorasiaan.
Norsk: Apparatet må tilkoples jordet stikkontakt.
Svenska: Apparaten skall anslutas till jordat uttag.
Where the mains plug or an appliance coupler is used as the disconnect device, the disconnect device shall remain readily 
operable.
Do not expose products containing batteries to excessive heat (e.g. from storage in direct sunlight, fire or the like).
Only use the mounting hardware recommended by the rack manufacturer.
Due to ventilation requirements, Bose does not recommend placing the product in a confined space such as in a wall cavity or 
in an enclosed cabinet.
Do not place or install the bracket or product near any heat sources, such as fireplaces, radiators, heat registers or other 
apparatus (including amplifiers) that produce heat.

Regulatory Information

CAN ICES-3 (A)/NMB-3(A)

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not 
cause harmful interference, and (2) this device must accept any interference received, including interference that may cause 
undesired operation.
NOTE: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of 
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment 
is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if 
not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. 
Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to 
correct the interference at their own expense.
Changes or modifications not expressly approved by Bose Corporation could void the user's authority to operate this 
equipment.
WARNING: This is a class A product. In a domestic environment this product may cause radio interference in which case the 
user may be required to take adequate measures.
Shielded cables are required to maintain regulatory compliance.
This product meets all EN55103-2 immunity requirements for E2 electromagnetic environment.

This product conforms to all applicable EU directive requirements. The complete declaration of conformity can 
be found at: 

www.Bose.com/compliance

.

This symbol means the product must not be discarded as household waste, and should be delivered to an 
appropriate collection facility for recycling.  Proper disposal and recycling helps protect natural resources, human 
health and the environment.  For more information on disposal and recycling of this product, contact your local 
municipality, disposal service, or the shop where you bought this product. 

China Restriction of Hazardous Substances Table

Names and Contents of Toxic or Hazardous Substances or Elements

Toxic or Hazardous Substances and Elements

Part Name

Lead 

(Pb)

Mercury 

(Hg)

Cadmium 

(Cd)

Hexavalent 

(CR(VI))

Polybrominated 

Biphenyl 

(PBB)

Polybrominated 

diphenylether 

(PBDE)

PCBs

X

O

O

O

O

O

Metal Parts

X

O

O

O

O

O

Plastic Parts

O

O

O

O

O

O

Speakers

X

O

O

O

O

O

Cables

X

O

O

O

O

O

This table is prepared in accordance with the provisions of SJ/T 11364.
O:  Indicates that this toxic or hazardous substance contained in all of the  homogeneous materials 

for this part is below the limit requirement of GB/T 26572.

X:  Indicates that this toxic or hazardous substance contained in at least one of the homogeneous 

materials used for this part is above the limit requirement of GB/T 26572.

Taiwan Restriction of Hazardous Substances Table

Equipment name: CSP-428, CSP-1248, Type designation: 808934, 808935

Restricted substances and its chemical symbols

Unit

Lead 

(Pb)

Mercury 

(Hg)

Cadmium 

(Cd)

Hexavalent 

 chromium 

(Cr+6)

Polybrominated 

biphenyls (PBB)

Polybrominated 

 diphenyl  ethers 

(PBDE)

PCBs

-

Metal Parts

-

Plastic Parts

Speakers

-

Cables

-

Note 1:

   “

” indicates that the percentage content of the restricted substance does not exceed the percentage of reference 

value of presence.

Note 2:

 The “−” indicates that the restricted substance corresponds to the exemption.

Date of Manufacture

: The eighth digit in the serial number indicates the year of manufacture; “7” is 2007 or 2017.

China Importer

: Bose Electronics (Shanghai) Company Limited, Part C, Plan 9, No. 353 North  Riying Road, China (Shanghai) 

Pilot Free Trade Zone

EU Importer

: Bose Products B.V., Gorslaan 60, 1441 RG Purmerend, The Netherlands

Mexico Importer

: Bose de México, S. de R.L. de C.V. , Paseo de las Palmas 405-204, Lomas de Chapultepec, 11000 México, D.F. 

For importer & service information: +5255 (5202) 3545

Taiwan Importer

: Bose Taiwan Branch, 9F-A1, No. 10, Section 3, Minsheng East Road, Taipei City 104, Taiwan.  

Phone Number: +886-2-2514 7676
Google and Chrome are trademarks of Google LLC.
Mozilla and Firefox are registered trademarks of the Mozilla Foundation.
Arm is a registered trademark of Arm Limited (or its subsidiaries) in the US and/or elsewhere.
All other trademarks are the property of their respective owners.
Bose Corporation Headquarters: 1-877-230-5639
©2018 Bose Corporation. Bose is a trademark of Bose Corporation. No part of this work may be reproduced, modified, 
distributed or otherwise used without prior written permission.

Warranty Information

This product is covered by a limited warranty.  
For warranty details, visit 

PRO.BOSE.COM

.

Summary of Contents for CSP-1248

Page 1: ...CSP 428 CSP 1248 Commercial Sound Processors Installation Guide Guía de instalación Guide d installation Installationsanleitung Guida all installazione Installatiehandleiding ...

Page 2: ...orage in direct sunlight fire or the like Only use the mounting hardware recommended by the rack manufacturer Due to ventilation requirements Bose does not recommend placing the product in a confined space such as in a wall cavity or in an enclosed cabinet Do not place or install the bracket or product near any heat sources such as fireplaces radiators heat registers or other apparatus including a...

Page 3: ...eraciones no autorizadas a este producto NO use un convertidor de corriente con este producto NO lo use en vehículos o embarcaciones Proporcione una conexión a tierra o asegúrese de que la toma de corriente incorpore una conexión a tierra protegida antes de conectar el enchufe a la toma de corriente de la red eléctrica Si se utiliza la clavija de conexión de red eléctrica o el acoplador del artefa...

Page 4: ...ications non autorisées sur ce produit Veillez à NE PAS utiliser un convertisseur continu alternatif avec ce produit Veillez à NE PAS utiliser cet appareil dans des véhicules ou des bateaux Avant de brancher l appareil à une prise de courant électrique vérifiez que celle ci soit bien raccordée à la terre ou qu elle est dotée d une protection par mise à la terre Lorsque l alimentation de secteur ou...

Page 5: ...rände und Stromschläge zu vermeiden darf dieses Produkt NICHT Regen Flüssigkeiten oder Feuchtigkeit ausgesetzt werden Halten Sie das Produkt von Feuer und Wärmequellen fern Stellen Sie KEINE brennenden Kerzen oder ähnliches auf das Gerät oder in die Nähe des Geräts Nehmen Sie KEINE nicht genehmigten Änderungen an diesem Produkt vor Benutzen Sie das Produkt NICHT mit einem Wechselrichter Verwenden ...

Page 6: ...o dal fuoco e da fonti di calore NON collocare sorgenti di fiamme libere ad esempio candele accese sul prodotto o in prossimità di esso NON apportare alterazioni non autorizzate al prodotto NON utilizzare inverter di potenza con questo prodotto NON utilizzare all interno di veicoli o imbarcazioni Dotare la presa di messa a terra oppure accertarsi che la stessa sia dotata di messa a terra di protez...

Page 7: ...verlagen mag dit product NIET worden blootgesteld aan regen vloeistof of vocht Houd het product uit de buurt van vuur en warmtebronnen Plaats GEEN open vlammen zoals brandende kaarsen op of bij het product Er mogen GEEN wijzigingen aan dit product worden aangebracht door onbevoegden Gebruik GEEN omvormer in combinatie met dit product Gebruik het NIET in voertuigen of boten Zorg voor aarding of con...

Page 8: ...ing 14 Analog Audio Connections 14 AVM 1 14 AmpLink Connection 15 CC 1D CC 2D CC 3D 15 Mute with Standard Contact Closure 15 Control I O Connections 16 Control Inputs 16 Control Output 16 Network Connection 17 Power Connection 17 Accessing the CSP Configuration Utility 17 Maintenance 18 Firmware Software Updates 18 Battery Replacement 18 Troubleshooting 19 Technical Information 20 Technical Specif...

Page 9: ...CSP 428 2 2 mono summed RCA inputs CSP 1248 4 pair CSP 428 2 pair 8 control inputs 1 control output a mute contact Ethernet network for configuration or wall control and Bose AmpLink CSP configuration utility provides an intuitive setup interface via the CSP s integrated web server so that you can quickly configure the CSP using a web browser Rear panel Ethernet connection provides a local port fo...

Page 10: ...ollowing accessories depending on the model CSP 428 or CSP 1248 Accessories CSP 428 CSP 1248 AC power cord 1 1 Cable ties 11 11 2 pin Euroblock orange 1 1 2 pin Euroblock black 1 1 3 pin Euroblock green 1 1 4 pin Euroblock green 1 1 6 pin Euroblock orange 1 2 6 pin Euroblock green 0 3 9 pin Euroblock green 1 1 ...

Page 11: ...1 US black PC 079042 EU white PC 079070 EU black PC 079062 JP white PC 079060 JP black ControlSpace ControlCenter CC 2D PC 079063 US white Uses Network port Requires additional Power over Ethernet PoE switch PC 079043 US black PC 079071 EU white PC 079049 EU black PC 079066 JP white PC 079046 JP black ControlSpace ControlCenter CC 3D PC 079061 US white Uses Network port Requires additional Power o...

Page 12: ...oting on page 19 Signal Signal status indication of all audio input and output channels in order of signaling priority Green Signal present 60 dBFS to 20 dBFS Yellow Signal level optimal 20 dBFS to 2 dBFS Red Clipping 2 dBFS to 0 dBFS Ethernet Connection status indication of Ethernet ports Green Ethernet link established Yellow Active transmission reception AmpLink Connection status indication of ...

Page 13: ... 5 cables or equivalent to make this connection See Installation AmpLink Connection page 15 for more information CAUTION Shielded EIA TIA 568B straight Cat 5 cables or equivalent are required for proper AmpLink operation Unshielded cables are not supported and may cause AmpLink audio to operate improperly Do not connect an AmpLink port to an Ethernet based network t Control Inputs Eight inputs for...

Page 14: ... are balanced Euroblock connectors The termination end of each Euroblock connector includes printed terminal block descriptions The following diagrams show the recommended balanced unbalanced wiring between the audio connectors on the processor and common audio connectors to external audio components To integrate the processor into a telephone switching system use the PBX private branch exchange t...

Page 15: ...d CC 3D can be used for volume and mute control The CC 2D and CC 3D can also be used for source control You can connect these controllers to the Network port via a PoE network switch not included You can connect up to 16 controllers or up to 32 controllers depending on the amplifier you are using with the CSP Use a foiled or unshielded twisted pair F UTP Cat 5e cable not included to connect this p...

Page 16: ...nput to ground Control Output Note The control output is intended for use with ControlSpace Remote only Current Source Devices The control output can power some devices such as LEDs and low current relays directly The maximum source current is 10 milliamps Source Limits Open circuit 8 VDC 2 5 VDC and 10 mA maximum for external devices Current Sink Devices Devices that require more current than is ...

Page 17: ...ng as 40 seconds The processor is fully operable when the Power LED on the front panel is lit solid green Accessing the CSP Configuration Utility To set the functions of the CSP follow the steps below to access the CSP configuration utility hosted on its integrated web server Note The integrated web server is compatible only with Google Chrome Mozilla Firefox Microsoft Edge and Internet Explorer 1...

Page 18: ...ware Select File 3 Select the firmware file on your computer and then click Open 4 In the browser window click Update CAUTION Do not disconnect the CSP from your computer until you see a message that the update is complete Interrupting the connection can damage the firmware on the CSP Battery Replacement The CSP 428 and CSP 1248 each contain a replaceable lithium battery for maintaining the real t...

Page 19: ...et and then reconnect it If the issue continues call your Bose Professional sales support representative The Ethernet LED is off Make sure that the processor s Network port is securely connected to a computer hub or switch using a foiled or unshielded twisted pair F UTP Cat 5e cable not included Make sure that the computer s Ethernet connection is enabled If it is disabled the Link LED on the comp...

Page 20: ...ut phantom power active Maximum Input Level 24 dBu THD N 0 3 20 Hz to 20 kHz 0 dB gain Equivalent Input Noise 117 dBu 22 Hz to 20 kHz 150 Ω input 64 dB gain Phantom Power 48V open circuit 10 mA max per channel selectable per input 80 mA max across all channels Pre Gain Settings 0 14 24 32 44 54 64 dB Audio Outputs Outputs 2 analog balanced Line Level 8 digital AmpLink output Connectors Output Anal...

Page 21: ...Consumption 30 W typical over all mains voltages PSU Max 45 W Mains Connector IEC 60320 C14 inlet Power Dissipation 22 W 75 BTU Hr 19 kcal hr Physical Dimensions H W D 44 mm 483 mm 215 mm 1 7 in 19 0 in 8 5 in Operating Temperature 0 C to 40 C 32 F to 104 F Cooling System Active side venting with fan Storage Temperature 40 C to 70 C 40 F to 158 F Humidity 80 without condensation General Configurat...

Page 22: ...17 dBu 22 Hz to 20 kHz 150 Ω input 64 dB gain Phantom Power 48V open circuit 10 mA max per channel selectable per input 80 mA max across all channels Pre Gain Settings 0 14 24 32 44 54 64 dB Audio Outputs Outputs 2 analog balanced Line Level 8 digital AmpLink output Connectors Output Analog Output orange 3 81 mm pitch 6 pin Digital Output RJ 45 without LED AmpLink output Output Impedance 66 Ω Maxi...

Page 23: ...0320 C14 inlet Power Dissipation 22 W 75 BTU Hr 19 kcal hr Physical Dimensions H W D 44 mm 483 mm 215 mm 1 7 in 19 0 in 8 5 in Operating Temperature 0 C to 40 C 32 F to 104 F Cooling System Active side venting with fan Storage Temperature 40 C to 70 C 40 F to 158 F Humidity 80 without condensation General Configuration Software Integrated web server with configuration utility Network Control Ether...

Page 24: ... 2018 Bose Corporation All rights reserved Framingham MA 01701 9168 USA PRO BOSE COM AM814842 Rev 00 December 2018 ...

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