Z21 signal DECODER ROCO - 10837
Z21 signal DECODER
The Z21 signal DECODER is a universally applicable DCC decoder for complex light signals.
■ Updateable
■ Extensively configurable
■ RailCom® compatible
RailCom is a registered trademark of the company Lenz Elektronik GmbH.
Table of contents
Welcome to the Z21....................................................................................................... 36
Technical data................................................................................................................. 36
Included........................................................................................................................................... 36
Important information............................................................................................................ 36
1. Quick guide................................................................................................................... 38
2. Determination of use and function...................................................................................... 39
3. Installing the Z21 signal DECODER......................................................................................... 39
4. Connecting the Z21 signal DECODER ...................................................................................... 40
4.1. Power supply and control centre................................................................................. 40
4.2. Light signals................................................................................................................................ 41
4.3. Semaphore signals with magnetic drive ............................................................ 44
5. Operation on DCC control centres.......................................................................... 45
5.1. Switching commands in conventional DCC basic format.......................................... 45
5.2. Switching commands in new DCC Text format and Z21............................................................ 48
5.3. Operation on control centres from other Manufacturers........................ 49
6. Configuration...................................................................................................... 50
6.1 Configuration via the programming button ......................................................................... 50
6.1.1 Option 1 – Program address............................................... 50
6.1.2 Option 2 – Set number of signals......................................................................................... 51
6.1.3 Option 3 – Set addressing mode........................................................................................ 52
6.2 Configuration and firmware update via zLink .......................................................................... 53
6.3 Configuration via POM ................................................................................ 54
6.3.1 Configuration via POM programming commands for accessory decoders..................... 54
6.3.2 Configuration via POM programming commands for loco decoders................................. 55
6.3.3 CV list .......................................................... 56
6.4 Resetting to factory status........................................................................................ 58
7. Meaning of the LEDs................................................................. 59
8. Troubleshooting..................................................................................................................... 60
Appendix A – Signal configuration “Universal” ................................................................. 61
Appendix B - Signal configurations ........................................................................ 63
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