Lenovo 7X18 Maintenance Manual page 141

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2. Touch the static-protective package that contains the component to any unpainted metal surface on the
server; then, remove it from the package and place it on a static-protective surface.
To install the system board, complete the following steps:
Step 1.
Lower the short side of the system board and align it with the slots in the server; then, lower the
longer side.
Figure 131. System board installtion
Step 2.
Slide the system board toward the rear of the server to secure it in place. To ensure that the system
board is properly installed, gently tug handle of system board forward, a properly installed system
board will not release and slide forward.
Step 3.
Install the TCM/TPM to the system board (see
only)" on page
Step 4.
Install each memory module to the same slot on the new system board as on the defective system
board (see
"Install a memory module" on page
Step 5.
Install the PHMs (see
Step 6.
Install PCIe riser-card assembly if necessary (see
96).
Step 7.
Install adapters removed earlier (see
Step 8.
Install LOM adapter if necessary (see
Step 9.
Reconnect the cables disconnected earlier.
Step 10. Reinstall the power supplies (see
Step 11. Reinstall the drive backplanes (see
After installing the system board, complete the following steps:
1. Reinstall the system board air baffle and the power interposer (see
and the power interposer" on page
tray air baffles (see
2. Push the power supplies into the bays until they click into place.
142).
"Install a processor and heat sink" on page
"Install an adapter" on page
"Install the LOM adapter" on page
"Install a hot-swap power supply unit" on page
"Install a drive backplane" on page
128) or the processor and memory expansion tray and expansion
"Install the processor and memory expansion tray" on page
"Install the TCM/TPM adapter (for Chinese Mainland
86) until all the memory modules are installed.
114).
"Install the PCIe riser-card assembly" on page
99).
"Install the system board air baffle
.
Chapter 3
Hardware replacement procedures
77).
105).
59).
122).
133

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