Front Panel - Siemens NK8000 MP.4.60 Installation Function & Configuration Commissioning Safety Regulations

4.2.1
Building Technologies
Fire Safety & Security Products
NK823x Ethernet port unit (NK8235 in this example)

Front panel

The front panel houses 9 LED's.
Left Side LED's
The five LED's on the left side are, from top to bottom:
Power (LED green)
Power (hardware – controlled).
Vital functions (LED green)
Software vitality:
Blinking (1 flash)
: core software running.

Blinking (2 flash)
: core software running and logging function active.

Tamper (LED bicolour)
Unit tamper:
Red
means tamper alarm (hardware controlled).

Green
means tamper disabled (from management station).

Download (LED red)
Network diagnostics:
Off
: status OK.

Blinking (1 flash)
: missing identification from NS8xxx.

Blinking (2 flashes)
: not used.

Blinking (3 flashes)
: FTP channel open (default mode; for switch settings see

Internal DIP Switches
On
: critical/hardware fault.

Diagnostics (LED yellow)
Internal interface diagnostics:
Off
: status OK.

Blinking (fast)
: booting operating system after restart.

Blinking (1 flash)
: missing or insufficient license.

.
Structure and functions
NK823x hardware
A6V10062437_a_en
30.06.2013
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