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ROC827 Instruction Manual
Issued Mar-06 Installation and Use 2-18
2.7.1 Installing a License Key
To install 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. Perform the backup procedure described in “Preserving Configuration
and Log Data” in Chapter 6, Troubleshooting.
2. Remove power from the ROC827.
3. Remove the wire channel cover.
4. Unscrew the screws from the CPU faceplate.
5. Remove the CPU faceplate.
6. Place the license key in the appropriate terminal slot (P4 or P6) in the
CPU (refer to Figure 2-7).
Figure 2-9. License Key Installation
Note: If you are installing a single license key, place it in slot P4.
7. Press the license key into the terminal until it is firmly seated. Refer to
Figure 2-8.
8. Replace the CPU faceplate.
9. Replace the screws on the CPU faceplate.
10. Replace the wire channel cover.
11. Review “Restarting the ROC827” in Chapter 6, Troubleshooting.
12. Restore power to the ROC827.
Incorrect Correct