Emerson DL8000 - Removing a License Key

DL8000 Preset Instruction Manual
2-14 Installation and Use Revised February-2016
5. Place the license key in the appropriate terminal slot in the CPU (see
Figure 2-7).
Figure 2-9. License Key Installation
Note: If you are installing a single license key, place it in the
uppermost slot (closest to the LOI port).
6. Press the license key into the terminal until it is firmly seated (refer
to Figure 2-9).
7. Reattach the CPU faceplate and tighten the two captive screws.
8. Replace the wire channel cover.
9. Restore power to the DL8000.
2.4.2 18BRemoving a License Key
To remove a license key:
Caution
Failure to exercise proper electrostatic discharge precautions (such as
wearing a grounded wrist strap) may reset the processor or damage
electronic components, resulting in interrupted operations.
When working on units located in a hazardous area (where explosive
gases may be present), make sure the area is in a non-hazardous state
before performing procedures. Performing these procedures in a
hazardous area could result in personal injury or property damage.
1. Back up critical data.
Note: “Critical” data may include your device configuration file,
device alarms and events history, or displays. Refer to Saving
and Retrieving Configurations in the ROCLINK 800
Configuration Software User Manual (for DL8000) (part
D301259X012) for further information.
2. Remove power from the DL8000.
3. Remove the wire channel cover.
4. Unscrew the two captive screws on the CPU faceplate and remove
it.
5. Remove the license key from the appropriate terminal slot in the
CPU (see Figure 2-9).
6. Reattach the CPU faceplate and tighten the two captive screws.