Honeywell ETCS Operation Instruction Manual page 6

Ethernet Touch Call Station (ETCS)
Status indicators

Four LED indicate device status:
• Power supply status (3.1)
System/microphone error (3.2)
•
3.1 Off: no operating voltage
Green permanently lit: Operating voltage available, device active
3.2 Off: The microphone is good for use and no error displays
Yellow permanently lit:
The ETCS has errors other than a microphone error or a Network device (DOM / Comprio)
has an error. The common fault LED of DOM is yellow/flashing yellow. Detailed fault
information can be called up via the display.
Yellow flashing:
There is a microphone error. Microphone is not ready for operation!
or
the CPU is overloaded and the display "CPU overload" appears (displayed prior to a system
error). By deleting some active announcements from the "queue" in the display, the CPU
overload message is usually cancelled. If this fault message continues to be displayed, the
performance of ETCS may be affected.
3.3 Off
3.4 Off
3.3 Off
3.4 Green permanently lit
3.3 Green permanently lit
3.4 Off
3.3 Green permanently lit
3.4 Green permanently lit
 Loudspeakers e.g. for listening to stored messages or intercom conversations (two-way intercom)

Display as 7" / 17,78 cm-touchscreen
6
• Main connection status (3.3)
Backup connection status (3.4)
•
Missing connection cables and working in standalone mode
The device is ready for use.
(The MAIN output is active without a BACKUP connection cable.)
The device is ready for use.
(The BACKUP output is active without a MAIN connection cable.)
The device is ready for use.
(MAIN output is active, and BACKUP output deactivates in stand by.)
FB 798685.GB0 / 03.20