Owners Manual

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The following table provides guidelines for installing expansion cards to ensure proper cooling and mechanical fit. 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 12. Riser configurations: 1A + 2A

Card type Slot priority Form factor Maximum number of cards

BOSS (SATA) (Inventon) 2 Low Profile 1

NVMe PCIe SSD

(Dell,Samsung, Intel,

Mellanox, SolarFlare)

1, 3 Low Profile 2

NDC (Intel) Integrated Slot NONE 1

GPU (NVIDIA) 4, 5, 6, 7 NONE 4

Table 13. PCIe slots on the riser for Configurations B and K

Configurations:

B and K

Slot width Length Height Processor 1

(PCIe ports)

Processor 2

(PCIe ports)

Slot 1 Single width Half Length Low Profile x16 -

Slot 2 Single width Half Length Low Profile X4 -

Slot 3 Single width Half Length Low Profile - x16

Slot 4 Double width Full Height NA x16 -

Slot 5 Double width Full Height NA x16 -

Slot 6 Double width Full Height NA x16 -

Slot 7 Double width Full Height NA x16 -

Table 14. PCIe slots on the riser for Configurations C, G and M

Configurations:

C, G and M

Slot width PCIe slots on the

riser

Height Processor 1

(PCIe ports)

Processor 2

(PCIe ports)

Slot 1 Single width Half Length Low Profile x16 -

Slot 2 Single width Half Length Low Profile X4 -

Slot 3 Single width Half Length Low Profile - x16

Slot 4 Double width Full Height NA x16 -

Slot 5 Double width Full Height NA x16 -

Slot 6 Double width Full Height NA - x16

Slot 7 Double width Full Height NA - x16

Removing an expansion card riser

Prerequisites

1. Follow the safety guidelines listed in Safety instructions on page 23.

2. Follow the procedure listed in Before working inside your system on page 24.

3. If applicable, disconnect any cables connected to the expansion card.

Steps

Hold the touch points, and lift the expansion card riser, from the riser connector, on the system board.

NOTE:

● While removing riser 1, press the tabs and hold the touch point to lift the expansion card riser from the system board.

PowerEdge C4140 installing and removing system components 47