Bosch PRM-UST User manual

PRM‑UST | PRM‑USTB
en User manual

Table of contents | en 3
Bosch Security Systems B.V. User manual TBA | draft |
Table of contents
1Important product information 4
1.1 Safety information 4
1.2 Disposal instructions 5
1.3 Class A Notice for FCC and ICES 003 5
2About this manual 6
2.1 Intended audience 6
2.2 Copyright notice 6
2.3 Trademarks 6
2.4 Notice of liability 6
2.5 Document history 6
3Product introduction 7
3.1 Parts included 7
3.2 Installation 7
3.3 Indicators and connections 8
3.3.1 Front panel 8
3.3.2 Rear panel 9
3.3.3 Remote control 10
4Product function 12
4.1 FM Tuner 12
4.2 USB or SD 12
4.3 Bluetooth 14
5Troubleshooting 15
617
7
Technical data
18
Remark:

4en | Important product information
TBA | draft | User manual Bosch Security Systems B.V.
1 Important product information
1.1 Safety information
1. Read and keep these safety instructions. Follow all instructions and heed all warnings.
2. Download the latest version of the applicable installation manual from
www.boschsecurity.com for installation instructions.
Information
Refer to the Installation Manual for instructions.
3. Follow all installation instructions and observe the following alert signs:
Notice! Containing additional information. Usually, not observing a notice does not
result in damage to the equipment or personal injuries.
!
Caution! The equipment or the property can be damaged, or persons can be injured if
the alert is not observed.
Warning! Risk of electric shock.
4. System installation and servicing by qualified personnel only, in accordance with
applicable local codes. No user-serviceable parts inside.
5. System installation for emergency sound (except for call stations and call station
extensions) in a Restricted Access Area only. Children may not get access to the system.
6. For rack-mounting of system devices, make sure that the equipment rack is of suitable
quality to support the weight of the devices. Use caution when moving a rack to avoid
injury from tip over.
7. The apparatus shall not be exposed to dripping or splashing and no objects filled with
liquids, such as vases, shall be placed on the apparatus.
Warning! To reduce the risk of fire and electric shock, do not expose this apparatus to
rain or moisture.
8. Mains powered equipment shall be connected to a mains power outlet socket with a
protective earthing connection. An external, readily operable, mains plug or all‑pole mains
switch shall be installed.
9. Only replace the mains fuse of an apparatus with a fuse of the same type.
10. The protective ground connection of an apparatus shall be connected to protective
ground before the apparatus is connected to a power supply.
11. Amplifier outputs marked with

may carry audio output voltages up to 120VRMS.
Touching uninsulated terminals or wiring may result in an unpleasant sensation.
Amplifier outputs marked with or may carry audio output voltages above 120VRMS. It
requires a skilled person to strip and connect the loudspeaker wires in such a way that
the naked conductors are inaccessible.
12. The system may receive power from multiple mains power outlet sockets and backup
batteries.
Warning! To prevent a shock hazard disconnect all power sources prior to system
installation.
13. Only use recommended batteries and observe polarity. Risk of explosion if an incorrect
type of battery is used.

Important product information | en 5
Bosch Security Systems B.V. User manual TBA | draft |
14. Fiber optical converters use invisible laser radiation. To prevent injury, avoid eye
exposure to the beam.
15. Devices for vertical (wall) mounting supporting a user interface for operation shall only be
mounted below 2m height.
16. Devices installed above 2m height may cause injury when falling down. Preventive
measures must be taken.
17. To prevent hearing damage do not listen at high volume levels for long periods.
18. An apparatus may use a lithium coin battery. Keep away from children. If ingested, high
risk of chemical burn hazard. Seek medical attention immediately.
1.2 Disposal instructions
Old electrical and electronic appliances.
Electrical or electronic devices that are no longer serviceable must be collected
separately and sent for environmentally compatible recycling (in accordance with the
European Waste Electrical and Electronic Equipment Directive).
To dispose of old electrical or electronic devices, you should use the return and
collection systems put in place in the country concerned.
1.3 Class B Notice for FCC and ICES 003
applies to U.S.A. and Canadian models only
FCC Caution:
Any Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.
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.
FCC RF Radiation Exposure Statement:
1. This Transmitter must not be co-located or operating in conjunction with any other antenna or
transmitter.
2. This equipment complies with RF radiation exposure limits set forth for an uncontrolled
environment.
3.This equipment should be installed and operated with minimum distance 20cm between the
radiator& your body.
Note: This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment generates,
uses and can radiate radio frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation. If this equipment does cause
harmful interference to radio or television reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interference by one or more of
the following measures:
—Reorient or relocate the receiving antenna.
—Increase the separation between the equipment and receiver.
—Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected.
—Consult the dealer or an experienced radio/TV technician for help.

6en | About this manual
TBA | draft | User manual Bosch Security Systems B.V.
2 About this manual
The purpose of this user manual is to provide all required information needed for the
installation and configuration of the Bosch music source products PRM-UST and PRM-
USTB.
2.1 Intended audience
This user manual is intended for professionals familiar with audio systems.
2.2 Copyright notice
Unless otherwise indicated, this publication is the copyright of Bosch Security Systems B.V. All
rights are reserved.
2.3 Trademarks
Throughout this document trademark names may have been used. Rather than put a
trademark symbol in every occurrence of a trademark name, Bosch Security Systems states
that the names are used only in an editorial fashion and to the benefit of the trademark owner
with no intention of infringement of the trademark.
2.4 Notice of liability
While every effort has been taken to ensure the accuracy of this document, neither Bosch
Security Systems nor any of its official representatives shall have any liability to any person or
entity with respect to any liability, loss or damage caused or alleged to be caused directly or
indirectly by the information contained in this document.
Bosch Security Systems reserves the right to make changes to features and specifications at
any time without prior notification in the interest of ongoing product development and
improvement.
2.5 Document history
Release date Documentation version Reason
XX.2021 1st version Content creation

Product introduction | en 7
Bosch Security Systems B.V. User manual TBA | draft |
3 Product introduction
Bosch’s PRM-UST and PRM-USTB are professional multisource music players intended to be
used as background music sources for public address and commercial audio applications.
Both products have USB interface, SD card input for playing stored music files, and tuner for
FM frequency band broadcast. Additionally, PRM-USTB facilitates music streaming through
Bluetooth.
3.1 Parts included
The box contains the following parts:
1 2 3 4 5
6 7 8 9 10/0 RDS
16GB
Quantity Component
1 Music Source PRM-UST or PRM-USTB
1 Mains power cord
1 Set of 19”mounting brackets with screws
1 Remote control (battery not included)
2 2‑pair audio RCA cable
1 Antenna cord including connector
1 SD memory card (16GB)
1 Quick installation guide
1 Safety information
3.2 Installation
The product can be placed on a desk or mounted in a 19” rack.

8en | Product introduction
TBA | draft | User manual Bosch Security Systems B.V.
3.3 Indicators and connections
3.3.1 Front panel
16
1 2 3 4 5
6 7 8 9 10/0 RDS
2
23 24 25 26
1 3 4 5 62
7 8 9
17 18 19 20
222110
11 12 13 14 15
Number Description
1 Display (FM radio): LCD panel shows information related to FM radio
2 Digits 0-10 for preset (favorite) radio station selection or for playing a specific
frequency
3 Scan the FM radio stations
Display shows the frequency for the stations while scanning is in progress
4 Store a specific frequency channel as preset (favorite), in combination with the
digit keys
5 Short press: previous radio channel
Long press: decrease frequency for fine tuning
6 Short press: next radio channel
Long press: increase frequency for fine tuning
7 RDS information
8 Decrease radio volume
9 Increase radio volume
10 Mute FM radio output
11 SD card socket
12 USB socket
Use front and rear panel USB sockets at a time
13 Display (media): LCD panel shows relevant information for media inputs USB, SD
and Bluetooth
14 Short press: previous track
Long press: fast backward
15 Short press: next track
Long press: fast forward
16 Stop
17 Play or pause
18 Repeat a track or a list
19 Media source selection from USB, SD or Bluetooth

Product introduction | en 9
Bosch Security Systems B.V. User manual TBA | draft |
Number Description
20 Power on/off
21 Short press: previous folder
Long press: decrease adjustment for tone control items (EQ, bass/treble,
balance and loudness)
22 Short press: next folder
Long press: increase adjustment for tone control items (EQ, bass/treble, balance
and loudness)
23 Tone control (EQ, bass/treble, balance and loudness)
24 Decrease media volume
25 Increase media volume
26 Mute media output
3.3.2 Rear panel
FM Antenna
FMMedia
Voltage Selector
110-120V- 220-240V-
Combined
Output
R
L
27 28 30 3429 31 32 33
Number Description
27 Mains input socket with fuse folder
28 Grounding screw
29 Voltage selector switch
30 USB socket
Note: The USB front and rear panel sockets cannot be used at the same time
31 Media output: USB, SD or Bluetooth (stereo output)
32 Combined output: tuner, USB, SD or Bluetooth (stereo output)
Note: Due to priority output function, when the media (USB, SD, Bluetooth) is
active, the tuner audio output will be automatically muted
33 Tuner output socket (stereo output)
34 To connect the FM antenna (75Ohm)

10 en | Product introduction
TBA | draft | User manual Bosch Security Systems B.V.
3.3.3 Remote control
7
7 8 9
4 5 6
1 2
OK
3
0
9
10
13
12
11
15
17
14
16
1
2
3
4
5
6
8
Number Description
1 Select the music source: Tuner -> USB -> SD-> BT -> Tuner
2 Mute all music sources
3 Decrease or increase tone control items (EQ, bass, treble, balance and loudness)
4 Folder up
5 Repeat a track or a list
6 Increase and decrease volume of the selected music source
7 0-10: Digits for radio frequency preset radio station selection or playing a specific
frequency
8 Stores a specific frequency channel as favorite, in combination with the digit
keys, to specify the frequency of the channels
9 Display on/off for the selected music source
10 Tone control
11 Confirm selection
12 Folder down
13 Back to previous menu
14 Short press: next track
Long press: fast forward
15 Short press: previous track