Bosch Appliances F.01U.252.722 6.4 Cleaning, 6.5 Parts replacement

NurseCall Relay Unit Maintenance | en 29

Bosch Security Systems User Manual F.01U.252.722 | V1 | 2011.12

6.4 Cleaning

Avoid using cleaning products or detergents.

Wipe off your NurseCall Relay Unit occasionally with a dry cloth.

6.5 Parts replacement

6.5.1 Disassembling the unit

Removing the antenna

1. Remove the antenna (1) and its adapter (2) or (3).

Removing the communication board

1. With a Torx T20 screwdriver, unscrew and remove the 4 screws (4).

2. With a Torx T10 screwdriver, unscrew and remove the screw (5).

3. Carefully remove the communication board (6).

DANGER!

Do not damage the battery cable, its connector (7) or the serial communication board

connectors.

Contents

Main Page Table of Contents Page 1 Safety instructions 1.1 Importance of safety instructions 1.4 General safety instructions 1.2 Disregarding safety rules 1.3 Environmental conditions 1.4.1 Observation and information 2 Description 2.1 General description 2.1.1 Top view Page 2.1.3 Front view 2.1.4 Relay Unit rear view 2.1.5 Relay Plus Unit rear view 1 2 12 3 2.2 Detailed description 2.2.1 Loudspeaker OFF ON C OK Page 2.2.4 RS-485 interface 2.2.5 Antenna 3 Installation 3.1 Unpacking 3.1.1 List of contents 3.2 Installation 3.2.1 Generalities 3.2.2 Installation on a piece of furniture 3.2.3 Wall installation 3.2.4 Installing the antenna 3.2.5 Connecting to the mains 3.2.6 Setting the jumpers on the communication board on the Relay Plus Unit 3.2.7 Connecting the RS-485 3.2.8 Connecting the RS-232 to the Relay Plus Unit 3.2.9 Setting the 100 Ohm termination jumper 4 Programming 4.1 Generalities DATE: 03.01.12 TIME: 12:12:31 A 4.2 First use 4.2.1 List of original factory settings 4.2.2 Parameters set by the NurseCall Main Unit 4.2.3 Locating mode and identification number LOCATING ? (OFF/ON ) 4.3 Special settings 4.4 Printer/display setup on the Relay Plus Unit Page 4.4.5 Selection "DISPLAY NORSK" 5 Operation 5.1 Adjusting the loudspeaker volume 5.2 Consulting the alarm or event buffer 5.2.1 Switching between alarm and event buffers indication 5.2.2 Display indications Page 6 Maintenance 6.1 Checking the system 6.2 Monitoring the power supply 6.3 Monitoring the backup battery 6.4 Cleaning 6.5 Parts replacement 6.5.2 Backup battery replacing 7 Disposal 7.1 Disassembly 7.2 Returning to the manufacturer 7.3 Materials 7.4 Battery A Appendix A.4 List of criteria A.5 Connectors A.5.1 LINE socket (unit bottom) A.5.4 RS-485 socket (unit rear) A.5.2 Power socket (unit bottom) A.5.3 RS-232 socket (Relay Plus Unit rear)