Lenovo ThinkStation 4215 Hardware Maintenance Manual page 102

6. Slide the new optical drive into the drive bay from the front of the computer
Figure 16. Installing the optical drive
7. Connect the signal cable and the power cable to the new optical drive.
Figure 17. Connecting the optical drive
8. Reinstall the front bezel. See "Removing and reinstalling the front bezel" on
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Hardware Maintenance Manual
until the optical drive snaps into position.
page 89.
What to do next:
v To work with another piece of hardware, go to the appropriate section.
v To complete the installation or replacement, go to "Completing the FRU
replacement" on page 122.