RECALM ANCOR User manual

V1.0 | 05.2021
Operating manual
ANCOR
Active Noise Cancelling offered by recalm

recalm GmbH
Harburger Schloßstraße 6–12
21079 Hamburg, Germany
Phone: [phone]
Email: [e-mail]
Web: http://www.recalm.com
Service requests: http://service.recalm.com
© Copyright recalm GmbH:
These operating manual may only be reproduced, translated
or made accessible to third parties with the express permission
of recalm GmbH.
Original operating manual

Table of contents
ANCOR V1.0 | 05.2021 Page 3 of 59
Table of contents
1About this operating manual.....................................................5
1.1 Relevant documents and web links.....................................5
1.2 Presentation of information .................................................6
1.2.1 Warnings.................................................................6
1.2.2 Abbreviations used .................................................7
1.2.3 Symbol....................................................................7
2Important safety instructions....................................................9
2.1 Intended use........................................................................9
2.2 Non-intended use..............................................................10
2.3 Qualification of users.........................................................11
2.4 General safety instructions................................................11
2.5 Work on electrical equipment............................................13
2.6 Behavior in an emergency.................................................13
2.7 Behavior under increased noise pollution.........................13
3Specifications ...........................................................................15
3.1 ANCOR..............................................................................15
3.2 A2B-Sensor.......................................................................18
4Scope of delivery......................................................................19
5Device description....................................................................20
5.1 Device Overview ...............................................................20
5.2 Function.............................................................................23
5.3 LED Overview ...................................................................24
6Assembly...................................................................................25
6.1 Disassemble the headrest.................................................25
6.2 Mount ANCOR on the headrest ........................................27
6.3 Mounting A2B sensors......................................................29
7Commissioning.........................................................................30
7.1 Connecting the supply cable.............................................30
7.2 Producing a power supply.................................................31
8Service 33
8.1 Activate and deactivate ANC on the button ......................33

Table of contents
ANCOR V1.0 | 05.2021 Page 4 of 59
8.2 Operation of the ANCOR app ...........................................34
8.2.1 Connect your mobile device via Bluetooth............35
8.2.2 Configuring ANCOR for Vehicle Variant...............37
8.2.3 Live View User Interface.......................................40
8.2.4 Enable and disable ANC in the app.....................41
8.3 Retrieve statistical data (optional).....................................42
9Cleaning and maintenance......................................................44
9.1 Cleaning ANCOR ..............................................................44
9.2 Maintain ANCOR...............................................................44
10 Troubleshooting .......................................................................45
10.1 Measures to remedy faults................................................45
10.2 Read error codes and submit service requests ................47
10.3 Troubleshoot Bluetooth connection issues .......................49
10.4 Uncheck over-temperature shutdown...............................50
10.5 Fix ANC feature limitation..................................................50
11 Decommissioning and dismantling........................................52
11.1 Decommissioning ANCOR................................................52
11.2 Disassemble the headrest.................................................53
11.3 Detach ANCOR from the headrest....................................54
12 Storage
13 Disposal.....................................................................................57

About this operating manual
ANCOR V1.0 | 05.2021 Page 5 of 59
1 About this operating manual
These operating instructions apply to the acoustic system ANCOR,
which is used for active noise reduction. It contains information on
correct installation, commissioning, operation and troubleshooting.
This operating manual is aimed at people who integrate the ANCOR
into a vehicle, put it into operation and operate it for the first time.
1.1 Relevant documents and web links
The QR code next to it opens the web link
https://www.recalm.com/datasheets. Current and
supplementary information on the ANCOR can be
viewed there, e.B data sheets and this operating
instructions.
The ANCOR app is required to configure the
ANCOR. This contains supplementary
documentation and guides the user through all the
necessary steps of configuring the ANCOR. The
QR code next to it leads to the download of the
ANCOR app from the App Store.
All approved vehicle variants on which the ANCOR
can be used are stored in the ANCOR app as part
of the configuration settings or can be viewed via
the web link https://www.recalm.com/machine-
directory.

About this operating manual
ANCOR V1.0 | 05.2021 Page 6 of 59
Service requests can be made via the web link
https://service.recalm.com.
1.2 Presentation of information
For fast and safe work with the ANCOR, uniform warnings, symbols,
terms and abbreviations are used in this operating manual. For a
better understanding, these are explained in the following chapters.
1.2.1 Warnings
In these operating instructions, warnings are provided before a se-
quence of actions in which there is a risk of personal injury or proper-
ty damage. The described security measures must be complied with.
Warnings are structured as follows:
The signal words have the following meaning:
Signalword
Meaning
DANGER
Indicates a danger that is sure to lead to death or
serious injury if you do not avoid the danger.
WARNING
Indicates a danger that can lead to death or seri-
ous injury if you do not avoid the danger.
SIGNAL WORD
Type or source of danger!
Consequences of non-observance.
Security measure.

About this operating manual
ANCOR V1.0 | 05.2021 Page 7 of 59
Signalword
Meaning
CAUTION
Indicates a hazard that can lead to mild to moder-
ate injuries if you do not avoid the danger.
ATTENTION
Indicates possible damage to property. The envi-
ronment, property or the device itself can be dam-
aged if you do not avoid the danger.
1.2.2 Abbreviations used
ANC
Active Noise Cancelling (aktive Geräuschunterdrü-
ckung)
EVEN
Active Noise Cancelling offered by recalm
A2B
Automotive Audio-Bus(interface for data transmis-
sion for noise cancellation)
CAN-Bus
Controller Area Network bus (interface for data ex-
change between several ECUs)
dB
Dezibel (logarithmic unit of measurement of the
sound pressure level; an increase of 10 dB corre-
sponds to twice the volume)
dB(A)
Dezibel by frequency rating filter A(sound pressure
level in dB calculated according to A rating and de-
pending on the distance and frequency range of the
sound source)
GND
Ground (voltage designation of the ground)
WINE
Input voltage (input voltage)
1.2.3 Symbol
If this information is not observed, the device cannot be
used or operated optimally.

About this operating manual
ANCOR V1.0 | 05.2021 Page 8 of 59

Instructions for action: Describes activities that must be
performed.

Result: Describes the result of an executed instruction.
QR code: Indicates further web links or access to the
ANCOR app.
Menu
Menu items of the ANCOR app are displayed in italics.
[button]
Buttons of the ANCOR app are shown in square
brackets.

Important safety instructions
ANCOR V1.0 | 05.2021 Page 9 of 59
2 Important safety instructions
The ANCOR has been manufactured according to the recognized
rules of technology. Nevertheless, there is a risk of personal injury
and property damage if the following basic safety instructions and
the warnings before instructions for action in these operating instruc-
tions are not observed.
Read this instruction manual thoroughly and completely before
using the ANCOR.
Keep the instruction manual so that it is legible. Ensure that it is
accessible to all users at all times.
Always pass on the ANCOR to third parties together with these
operating instructions.
2.1 Intended use
The ANCOR is an acoustic device for active noise reduction in
closed vehicle cabins and is mounted on the headrest of the vehicle
for operation.
The ANCOR may only be used by competent persons and in the
industrial or commercial sector.
The ANCOR may only be used in construction and land vehicles that
recalm GmbH considers permissible and stored as a configuration
setting in the ANCOR app.
In order to ensure effective use, the ANCOR must be configured
before operation for the respective vehicle variant on which the de-
vice is used.
The operating conditions specified in the technical data must always
be complied with.

Important safety instructions
ANCOR V1.0 | 05.2021 Page 10 of 59
Noise reduction by means of the ANCOR is only possible in a limited
range of frequencies and sound pressure levels, see section "Field of
Applicationin chapter "3Specifications".
The ANCOR may only be used together with the approved parts
from the scope of delivery.
The intended use also includes that these operating instructions and
in particular the chapter "2Important safety instructionsare read and
understood in full.
2.2 Non-intended use
Any improper use is prohibited. A non-intended use shall be deemed
to be if:
•the ANCOR is used differently from that described inIntended
use"2.1 Intended use",
•the ANCOR is used under operating conditions which differ from
those described in these instructions,
•of the ANCOR or parts of the scope of delivery are converted or
technically modified.
If the ANCOR is not used as intended, all warranty claims expire.
The manufacturer is not liable for damage to the ANCOR or for per-
sonal injury caused by improper use.