Lenovo Storage D1212 - Chapter 6. Module Removal and Replacement; Replacing Power Cooling Modules

Chapter 6. Module Removal and Replacement
This chapter contains the following items:
• “Overview” on page 75
• “Removing a Power Cooling Module” on page 76
• “Replacing Drive Carrier Modules” on page 77
• “Opening a Drawer ” on page 84
• “Replacing a Cooling Module” on page 89
• “Replacing a Power Supply Unit (PSU)” on page 90
• “Replacing ESMs” on page 92
Overview
Important:
• Always have available a replacement or blank module before removing the old module. When you replace
a module, you must never leave an empty bay in the rear of the enclosure.
• For 2U enclosures, after replacing any of the following FRUs or CRUs, update the firmware for all of the
following FRUs or CRUs to the latest version. To download the latest firmware, go to the Lenovo Support
Web site.
– Chassis
– ESM
– PCM
• For 5U enclosures, after replacing any of the following FRUs or CRUs, update the firmware for all of the
following FRUs or CRUs to the latest version. To download the latest firmware, go to the Lenovo Support
Web site.
– Chassis
– Cooling module
– ESM
– Left and right sideplanes
– PSU
ESD Precautions
Important: It is recommended that you fit and check a suitable anti-static wrist or ankle strap and observe
all conventional ESD precautions when handling plug-in modules and components. Avoid contact with
midplane components and module connectors.
Replacing Power Cooling Modules
Note: 2U enclosures only.
The power cooling module (PCM) is hot-swappable and therefore removal/replacement may be performed
by the user.
© Copyright Lenovo 2016, 2018 75