Dynacord DPC 8000, Manual

Page: 15 / 38

Figure 5.6: NRS 90231
Assembly
Note the following information regarding installation of the NRS 90231 in the DPC 8015 call
station.
1.
Disconnect the call station from all connectors
2. Unscrew the call station baseplate (4 screws)
3. Unplug the connecting cable from the CN1 plug connector
4. Prepare installation location: Use a sharp object (knife, scriber, or similar) to carefully
punch through and cut out the pre-cut circle on the inside of the housing Perform any
follow-up work that may be required to the installation location (e.g. filing, trimming)
i
Notice!
Note that the lines can only be soldered once the switch has been installed.
5. Bore through the pre-cut side opening for the holding pin of the key switch cover
6. Align the switch and screw tightly in place using the supplied knurled screw
7. The supplied 4-pin cable and the resistances must be connected as shown in the
following diagram
R
2
10
k
1 rt
2 gr
3 gr
4 gr
CN1-4
CN1-3
CN1-2
CN1-1
3
4
R1
10k
Figure 5.7: Connecting NRS 90231
8. Note the connection sequence of the ribbon cable. The two external cables 1 (red) and 4
(green) must be cut as close to the cut-off point as possible and isolated. The two
internal cables 2 (green) and 3 (green) must be soldered to switch connections 3 and 4.
The polarity is not important
9. Depending on whether the right/middle/left installation location is used, plug the ribbon
cable into plug connector CN201/CN202/CN203 on the circuit board
10. Plug the connecting cable into CN1 again
11. Re-attach the call station baseplate
12. Re-connect the connections
13. Configure the button using the software
DPC 8000 Installation | en 15
28-Feb-2013 | |