10 en | Description NurseCall Main Unit
F.01U.252.699 | V1.1 | 2012.01 User Manual Bosch Security Systems
2.1.3 Front view
1. LED Indicator
2.1.4 Rear view
1. RS-232 connector
See Section A.7.3 RS-232 socket (unit rear), page 59 for wiring.
2. RS-485 connector
See Section A.7.4 RS-485 socket (unit rear), page 59 for wiring.
3. Antenna connector
Status LED
Standby mode (normal operation) Green (permanent)
Backup battery low Green (blinking)
Power supply disconnected Green (flashing)
Help, assistance or fire Red (blinking)
Programming mode Orange (blinking)
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