Non-Hot-Swap Power Supply - Lenovo 70LY User Manual And Hardware Maintenance Manual

Figure 63. Connecting signal cables from the backplanes to the RAID card
1
Mini-SAS signal cable connector on the backplane on the upper HDD cage
2
Mini-SAS signal cable connector on the backplane on the lower HDD cage
3
Connector 0 on the RAID card
4
Connector 1 on the RAID card
• For server models with two 2.5-inch backplanes and an expander card, use mini-SAS signal cables to
connect the mini-SAS connectors on the backplane and expander card. See "Lenovo ThinkServer
SAS 12G Expander PCIe Card" on page 26.
• For server models with one 3.5-inch and one 2.5-inch backplanes and an expander card, use mini-
SAS signal cables to connect the mini-SAS connectors on the backplane and expander card. See
"Lenovo ThinkServer SAS 12G Expander PCIe Card" on page 26.
2. Use a power cable to connect the power connector on the backplane on the lower HDD cage and the
HDD power connector on the system board.
3. Use the other power cable to connect the power connector on the backplane one the upper HDD cage
and the power connector on the power distribution board or on the power conversion board.

Non-hot-swap power supply

This topic applies only to server models that come with a non-hot-swap power supply.
• "Removing the non-hot-swap power supply" on page 82
• "Installing the non-hot-swap power supply" on page 82
CAUTION:
Hazardous moving parts. Keep fingers and other body parts away.
CAUTION:
Never remove the cover on a power supply or any part that has the following label attached.
.
Chapter 5 Replacing hardware
81