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Chapter 5 - System Maintenance
5-10
Replacing a Functional Module
The following procedure is applicable for both the MGC-100 and the MGC-
50. All Functional Modules are hot-swappable and can be replaced with the
system running. Use the following procedure to replace a faulty Functional
Module:
1. Unscrew the screws on the front panel of the MGC that secure the
Functional Module.
2. Use the plastic ejectors to pull the Functional Module out of its slot in the
Backplane.
3. Carefully slide the Functional Module out through the front panel.
4. Slide in the replacement Functional Module.
5. Push the Functional Module firmly into the Backplane; making sure it is
properly seated in its slot.
6. Tighten the screws on the front panel of the MGC that secure the
Functional Module.
Replacing the I/O Cards
The following procedure is applicable for both the MGC-100 and the MGC-
50. The I/O Cards (such as the NETIO card) are hot-swappable and can be
replaced with the system running. Use the following procedure to replace a
faulty I/O Card:
1. Label then disconnect the external connections from the I/O card.
2. Unscrew the screws on the rear panel of the MGC that secure the I/O
Card.
3. Pull the I/O Card out of its slot in the Backplane.
4. Carefully slide the I/O Card out through the rear panel.
5. Slide in the replacement I/O Card.
6. Push the I/O Card firmly into the Backplane; making sure it is properly
seated in its slot.
7. Tighten the screws on the rear panel of the MGC that secure the I/O
Card.