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9.3.3 How to install Interface-Boards:
RS-485 Interface (NRS 90256, EDP-No. 121 785)
RS-232 Interface (NRS 90258, EDP-No. 121 790)
Contents NRS 90256:
1 x Notes leaflet NRS 90256
1 x Printed board assembly 80475 including blind for the rear panel and connection cord
2 x Locking-screws
Contents NRS 90258:
1 x Notes leaflet NRS 90258
1 x Printed board assembly 80479 including blind for the rear panel and connection cord
1 x 3,5" Disk with Software DRM 4000 Editor
2 x Locking-screws
Installation Instructions NRS 90256, NRS 90258:
1. Turn off the power of the DRM 4000 and open the cover plate as described before.
2. Loosen the blind on the rear panel (2 screws on the rear).
3. Install the extension printed board assembly replacing the blind.
4. Tighten the two screws on the rear panel.
5. Connect the printed board assembly to the connection board CN10 on the printed board 80478
(MAIN BOARD) using the supplied 20-pole connection cord.
6. Reinstall the cover plate as described above and switch the power on. Upon switching the power on,
the newly installed interface-board is automatically recognized.
INTERNAL SETTINGS
9-6