Dell PowerEdge R640 EMC PowerEdge R640 Installation and Service Manual - Page 142

SAS expander card, Removing the SAS expander card

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7. SAS cable(BP: J_SAS_A to MP: J_STORAGE1) 8. cable routing clip Figure 93. Cable routing - 8 x 2.5 drive backplane with onboard SATA 1. drive backplane 3. backplane signal cable(BP: J_BP_SIG to MB: J_BP_SIG1) 5. system board 7. cable routing clip 2. cable routing clip 4. backplane power cable(BP: J_BP_PWR_A1 to MB: J_BP1) 6. SATA cable(BP: J_SAS_A0, J_SAS_B0 to MB: SATA_A, SATA_B) SAS expander card Removing the SAS expander card Prerequisites 1. Follow the safety guidelines listed in Safety instructions on page 71. 2. Follow the procedure listed in Before working inside your system on page 72. 3. Remove the cooling shroud. 4. Remove the cooling fan assembly. 5. Remove the backplane cover. 6. Disconnect the SAS cables from the SAS expander card. Steps 1. Using Philips #2 screwdriver, loosen the screws that secure the SAS expander card to the expander card tray. 2. Pull the SAS expander card to disengage the connectors on SAS expander from the SAS connectors on backplane. 142 Installing and removing system components

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7.
SAS cable(BP: J_SAS_A to MP: J_STORAGE1)
8.
cable routing clip
Figure 93. Cable routing - 8 x 2.5 drive backplane with onboard SATA
1.
drive backplane
2.
cable routing clip
3.
backplane signal cable(BP: J_BP_SIG to MB: J_BP_SIG1)
4.
backplane power cable(BP: J_BP_PWR_A1 to MB: J_BP1)
5.
system board
6.
SATA cable(BP: J_SAS_A0, J_SAS_B0 to MB: SATA_A,
SATA_B)
7.
cable routing clip
SAS expander card
Removing the SAS expander card
Prerequisites
1.
Follow the safety guidelines listed in
Safety instructions
on page 71.
2.
Follow the procedure listed in
Before working inside your system
on page 72.
3.
Remove the cooling shroud
.
4.
Remove the cooling fan assembly.
5.
Remove the backplane cover
.
6.
Disconnect the SAS cables from the SAS expander card.
Steps
1.
Using Philips #2 screwdriver, loosen the screws that secure the SAS expander card to the expander card tray.
2.
Pull the SAS expander card to disengage the connectors on SAS expander from the SAS connectors on backplane.
142
Installing and removing system components