Lenovo 70AL, Maintenance Manual, Page: 133 / 190

• For the 3.5-inch hot-swap hard disk drive cage, install the four screws to secure the backplane on
the cage.
Figure 72. Installing the backplane for server models with 3.5-inch hard disk drive bays
• For the 2.5-inch hot-swap hard disk drive cage, install the six screws to secure the backplane on
the cage.
Figure 73. Installing the backplane for server models with 2.5-inch hard disk drive bays
Note: If you want to install the following backplane for server models with 2.5-inch hard disk drive
bays, ensure that the backplane is secured by the two tabs 1 . Then, install the three screws to
secure the backplane on the cage.
Figure 74. Installing the backplane for server models with 2.5-inch hard disk drive bays
Chapter 6
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Installing, removing, or replacing hardware
121