Dell PowerEdge R250 EMC Installation and Service Manual - Page 55

Removing the expansion card risers, Table 21. Configuration 0: Butterfly riser

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Figure 49. Butterfly riser 1. Slot 2 2. Slot 1 NOTE: The expansion-card slots are not hot-swappable. For a proper mechanical fit and proper cooling of expansion cards, follow the guidelines in the following table. The expansion cards with the highest priority should be installed first using the slot priority indicated. All the other expansion cards should be installed in the card priority and slot priority order. Table 21. Configuration 0: Butterfly riser Card type Slot priority Internal PERC adapter 2 Dell External Adapter 1, 2 Broadcom (NIC: 1Gb) 1, 2 Intel (NIC: 1Gb) 1, 2 Dell BOSS S1 Module 1, 2 Maximum number of cards 1 2 2 2 2 NOTE: No expansion cards are supported in the "no riser" configuration. Removing the expansion card risers Prerequisites 1. Follow the safety guidelines listed in the Safety instructions. 2. Follow the procedure listed in the Before working inside your system. 3. Remove the air shroud. Steps 1. Open the blue expansion card riser retention-latch located on the system. 2. Holding the blue touch points, lift the expansion card riser out of the system. 3. If you are not replacing the expansion card, install a filler bracket and close the card retention latch. Installing and removing system components 55

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Figure 49. Butterfly riser
1.
Slot 2
2.
Slot 1
NOTE:
The expansion-card slots are not hot-swappable.
For a proper mechanical fit and proper cooling of expansion cards, follow the guidelines in the following table. The expansion
cards with the highest priority should be installed first using the slot priority indicated. All the other expansion cards should be
installed in the card priority and slot priority order.
Table 21. Configuration 0: Butterfly riser
Card type
Slot priority
Maximum number of cards
Internal PERC adapter
2
1
Dell External Adapter
1, 2
2
Broadcom (NIC: 1Gb)
1, 2
2
Intel (NIC: 1Gb)
1, 2
2
Dell BOSS S1 Module
1, 2
2
NOTE:
No expansion cards are supported in the "no riser" configuration.
Removing the expansion card risers
Prerequisites
1.
Follow the safety guidelines listed in the
Safety instructions
.
2.
Follow the procedure listed in the
Before working inside your system
.
3.
Remove the air shroud
.
Steps
1.
Open the blue expansion card riser retention-latch located on the system.
2.
Holding the blue touch points, lift the expansion card riser out of the system.
3.
If you are not replacing the expansion card, install a filler bracket and close the card retention latch.
Installing and removing system components
55