roco Z21 Signal Decoder - Understanding Device Feedback

English
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The Z21 is a ROCO and Fleischmann innovation.
7. Meaning of the LEDs
Colour Status Meaning
Blue (status) on Track signal present on input DCC.
Blue (status) ashes No track signal present on input DCC.
(The decoder still also accepts switching commands from
the zLink interface.)
Red (Error) ashes Short circuit or overload detected.
Green (Data) off “ROCO” addressing mode.
Green (Data) on “RCN-213” addressing mode.
Green (Data) ashes briey Decoder processes data/commands from the track or from
the zLink interface.
Blue
Red
Green
White
ashes
on
on
on
Resetting to factory status.
(Hold down programming button for longer than 8s.)
Colour Status Meaning
Green
White
on
ashes white once
(short, pause)
Option 1: Program address.
( Decoder waits for switching command, or long button
press for next option.)
Green
White
on
ashes white twice
(short, short, pause)
Option 2: Number of signals = 2.
• Press the programming button briey: Increase number.
• Press the programming button for a long time: save
Red
Green
White
on
on
ashes white twice
(short, short, pause)
Option 2: Number of signals = 3.
• Press the programming button briey: Increase number.
• Press the programming button for a long time: save
Blue
Red
Green
White
on
on
on
ashes white twice
(short, short, pause)
Option 2: Number of signals = 4.
• Press the programming button briey: Reset number.
• Press the programming button for a long time: save
Red
White
on
ashes white x 3
(short, short, short, pause)
Option 3: “ROCO” addressing mode.
• Press the programming button briey: Change over mode
• Press the programming button for a long time: save
Green
White
on
ashes white x 3
(short, short, short, pause)
Option 3: “RCN-213” addressing mode
• Press the programming button briey: Change over mode
• Press the programming button for a long time: Save
mode
Blue
White
ashes
ashes
Next option
(When pressing the programming button for a long time)
After last option: Save setting and return to normal ope-
ration.
Conguration mode (button programming)
Normal operation