Dell PowerEdge 2950 Hardware Owner's Manual (PDF) - Page 107

System Board (Service-only Procedure), Removing the System Board

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4 Connect the display module cable to the control panel board. See Figure 3-35. 5 Connect the control panel cable to the control panel board. See Figure 3-35. 6 Close the system. See "Closing the System" on page 55. 7 Reconnect the system to the power source and turn on the system and attached peripherals. 8 If applicable, install the bezel. System Board (Service-only Procedure) Removing the System Board CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. See your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting against electrostatic discharge. 1 Turn off the system and attached peripherals, and disconnect the system from the electrical outlet. 2 Open the system. See"Opening the System" on page 54 3 If applicable, remove any expansion cards. See "Installing an Expansion Card" on page 77 4 Remove the expansion-card cage. See "Removing the Expansion-Card Cage" on page 78 5 Remove the cooling shroud. See "Removing the Cooling Shroud" on page 67. 6 Remove the fans. See "Removing a System Fan" on page 65. 7 Remove the fan bracket. See "Removing the Fan Bracket" on page 68 8 If applicable, remove the RAC card. See "Installing a RAC Card" on page 80 CAUTION: The DIMMs are hot to the touch for some time after the system has been powered down. Allow time for the DIMMs to cool before handling them. Handle the DIMMs by the card edges and avoid touching the DIMM components. 9 Remove the memory modules. See "Removing Memory Modules" on page 92. NOTE: While removing the memory modules, record the memory module socket locations to ensure proper installation. 10 Remove the heatsink(s) and microprocessor(s). See "Removing a Processor" on page 93. 11 Remove the TOE key, if present. See Figure 6-2 for the location of the TOE key. 12 Remove the sideplane. See "Removing the Sideplane Board" on page 101. 13 Remove the SAS backplane. See "Removing the SAS Backplane Board" on page 103. 14 Remove the system board: a Pull the system-board tray riser release pin. See Figure 3-36. b While pulling the release pin, slide the system-board tray toward the front of the chassis. c Lift up the system-board tray and remove it from the chassis. Installing System Components 107

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Installing System Components
107
4
Connect the display module cable to the control panel board. See Figure 3-35.
5
Connect the control panel cable to the control panel board. See Figure 3-35.
6
Close the system. See "Closing the System" on page 55.
7
Reconnect the system to the power source and turn on the system and attached peripherals.
8
If applicable, install the bezel.
System Board (Service-only Procedure)
Removing the System Board
CAUTION:
Only trained service technicians are authorized to remove the system cover and access any of the
components inside the system. See your
Product Information Guide
for complete information about safety
precautions, working inside the computer, and protecting against electrostatic discharge.
1
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2
Open the system. See"Opening the System" on page 54
3
If applicable, remove any expansion cards. See "Installing an Expansion Card" on page 77
4
Remove the expansion-card cage. See "Removing the Expansion-Card Cage" on page 78
5
Remove the cooling shroud. See "Removing the Cooling Shroud" on page 67.
6
Remove the fans. See "Removing a System Fan" on page 65.
7
Remove the fan bracket. See "Removing the Fan Bracket" on page 68
8
If applicable, remove the RAC card. See "Installing a RAC Card" on page 80
CAUTION:
The DIMMs are hot to the touch for some time after the system has been powered down. Allow time
for the DIMMs to cool before handling them. Handle the DIMMs by the card edges and avoid touching the DIMM
components.
9
Remove the memory modules. See "Removing Memory Modules" on page 92.
NOTE:
While removing the memory modules, record the memory module socket locations to ensure proper
installation.
10
Remove the heatsink(s) and microprocessor(s). See "Removing a Processor" on page 93.
11
Remove the TOE key, if present. See Figure6-2 for the location of the TOE key.
12
Remove the sideplane. See "Removing the Sideplane Board" on page 101.
13
Remove the SAS backplane. See "Removing the SAS Backplane Board" on page 103.
14
Remove the system board:
a
Pull the system-board tray riser release pin. See Figure 3-36.
b
While pulling the release pin, slide the system-board tray toward the front of the chassis.
c
Lift up the system-board tray and remove it from the chassis.