Lenovo DM120S Service Manual page 35

a. Locate the horizontal and vertical connectors on the cable chain and their corresponding
horizontal and vertical brackets inside the enclosure.
b. Align both cable chain connectors with their corresponding brackets.
c. Slide the cable chain's horizontal connector under the guide rail on the horizontal bracket and
push it in as far as it will go.
CAUTION:
Risk of equipment malfunction — Make sure to slide the connector underneath the guide
rail on the bracket. If the connector rests on the top of the guide rail, problems might
occur when the system runs.
d. Slide the vertical connector on the right cable chain into the vertical bracket.
e. After you reconnect both ends of the cable chain, carefully pull on the cable chain to verify that
both connectors are latched.
Attention: Risk of equipment malfunction — If the connectors are not latched, the cable
chain might come loose during drawer operation.
Step 4. Reinstall the right fan module.
Step 5. Reapply power:
a. Turn on both power switches on the drive shelf.
b. Confirm that both fans come on and that the amber LED on the back of the fans is off.
.
Chapter 5 Replacing a drive drawer in a DM600S disk shelf
31