Siemens SPCK 421 User's Guide download pdf (Page 9)

Introduction

Siemens AB

A6V10209178

Security Products

26.09.2011

LED status

indicators

The LED status indicators provide information on the current status of the

system as detailed in the table below.

Soft function keys

The left and right soft function keys are context sensitive keys to navigate

through menus/programming.

Proximity device

receiver area

If the keypad has been fitted with a proximity device receiver (see page [➙

10]), users should present the Portable ACE Fob to within 1 cm of this area

to SET/UNSET the system.

Multi-functional

navigation Key

The multi-functional navigation key in combination with the keypad display

provides an interface for programming the system.

LED

Status

AC mains

(Green)

Indicates the presence or failure of the mains supply

FLASHING: AC mains fault detected

STEADY: AC mains OK

System alert

(Yellow)

Indicates a system alert

FLASHING: System alert detected; display indicates the location and nature

of alert. If the system is SET, then NO indication is given of system alerts

OFF: No alert detected; If a keypad is assigned to more than one area, LED

does not indicate an alert condition if any of those areas is SET

X-BUS Status

(Red)

Indicates the status of the X-BUS communications when in FULL ENGINEER

programming

Flashes regularly: (once every 1.5 seconds approx) indicates

communications status is OK

Flashes quickly: (once every 0.25 seconds approx) indicates the keypad is

the last expander on the X-BUS

If the keypad is being installed for the first time and power is supplied to it

before a connection to the controller X-BUS interface is made, the LED

remains in the ON state

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Siemens SPCK 421 User's Guide Page 9

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