background image

decoder

...all-in-one decoder

Q

electronics 

GmbH

Am Sandberg 7a

01259 Dresden

+49 (0) 351 479 42 250

+49 (0)351 479 42 111

[email protected]

www.qdecoder.com

www.qdecoder.de

address:

phone:

fax:

email:

Please keep this guide for later reference! 

Features

size

60 x 40 mm

voltage

9 – 18 V (DC- or AC)

rail voltage

9 – 27 V (programming track 12 - 18 V)

current 

carrying 

capacity

2 A continous current

built in over current and short circuit protection

terminals

8 outputs for e.g. 4 motor driven turnouts

protocols

DCC or Märklin (Motorola)

Z2-8 Series

Z2-8+

Z2-8

Z2-8N

CV programming

flashing / alternately flashing / pulse mode

independent dimming of outputs (rotation speed)

independent setting of fading times (acceleration / slow down)

independent address setting

sequence programming

freely programmable signal aspect generator

© Copyright 

Q

electronics 

GmbH 05/2011

Quick start guide

Z2-8N

for 4  

motor driven turnouts

We  congratulate  you  for  choosing  a 

Q

decoder

  to  fill  your  model 

railway  with  life.  Besides  this  quick  start  guide  you‘ll  find  more 

information on our web site 

www.qdecoder.com

.

Please  read  this  manual  carefully  prior  installing  your  decoder. 

If 

Q

decoder 

are  used/applied  differently  than  described  in  this 

guide the warranty is lost. Do not exceed the maximum current or 

voltage values given on the rear page of this guide. Do not expose 

the decoders to direct sunlight or high humidity.

Q

decoder in detail

Weiche 1

A0

2011

A1

Gleis

Trafo

Prog

Z2-8N

decoder

Weiche 2

A2

A3

Weiche 3

A4

A5

Weiche 4

A6

A7

function outputs

AC/DC supply

digital signal 

(track)

programming button

LED

Q

decoder

 are absolutely  flat on the  bottom. There are no parts 

that could scratch the mounting surface. Thus it can be screwed 

directly on the model railway layout or fixed using a self adhesive 

tape.

Restoring factory settings

Restoring factory settings of a 

Q

decoder

 is quite simple: Just press 

the programming button for 10 seconds. What you see is:

• 

After one second the decoder enters the programming mode and 

the LED lights – keep pressing the button

•  After about 5 seconds the LED starts to flash. This flashing gets 

faster and faster and after 10 seconds the factory settings are 

restored – now release the button.

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