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Hünegräben 26 · 57392 Schmallenberg · Germany · 

Tel.: +49 2972 97880 ·  E-mail: helix@audiotec-fi scher.com

HEC BT - P SIX DSP (MK1 / MK2)

HELIX EXTENSION CARD

Bluetooth

®

 INPUT MODULE FOR HELIX P SIX DSP 

(MK1 / MK2)

Congratulations!

Dear Customer,

congratulations on your purchase of this high-qual 

ity HELIX 

 EXTENSION CARD. This module is produced by using the latest 

technology. We wish you many hours of enjoyment with your new 

HELIX product.

Yours,

AUDIOTEC FISCHER

General installation instructions for HELIX components

To prevent damage to the unit / module and possible injury, read this 

manual carefully and follow all installation instructions. This product 

has been checked for proper function prior to shipping and is guaran-

teed against manufacturing defects.

Before starting your installation, disconnect the battery’s nega-

tive terminal and all cables from the device to prevent damage 

to the unit / module, fi re and / or risk of injury.

 For a proper perfor-

mance and to ensure full warranty coverage, we strongly recommend 

to get this product installed by an authorized HELIX dealer.

Install the HEC module only in the designated device and its 

specifi c slot. Using the HEC module in other devices or slots 

can result in damage of the HEC module, the amplifi er, the head 

unit / radio or other connected devices!

Technical data

Bluetooth

® 

standard:

v3.0 + EDR

Bluetooth

®

 profi le:

A2DP

Bluetooth

® 

codec:

SBC and Qualcomm

®

 aptX

®

Number of paired devices:

8

Wireless frequency range:

2402 ~ 2480 Mhz

Range:

Up to 10 m

Digital optical output:

SPDIF with 48 kHz / 24 Bit (MK1)

SPDIF with 96 kHz / 24 Bit (MK2)

Mounting information

1.  First disconnect all cables from the device.

2.  Untighten the ten Phillips head screws of the bottom plate and 

remove it. 

3.  Dismantle the side panel by removing the marked screws with a 

screwdriver: 

4.  Remove the nut and the washer from the antenna socket of the 

HEC module.

5.  Insert the HEC module into the marked slot: 

6.  Make sure that the HEC module is installed properly and all pins 

are fully inserted into the socket:

7.  Fix the new side panel which is delivered with the HEC module 

with the screws. Reinsert the bottom plate and fi x it, too. 

8.  Put the washer and the nut on the antenna socket and bolt it to 

the side panel. 

 Caution:

 Do not overtighten the nut as this may damage the 

socket!

9.  Reconnect all cables to the device.

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