Lenovo ThinkCentre M90a Hardware Maintenance Manual

Figure 71. Removing the M.2 solid-state drive
Figure 72. Installing the M.2 solid-state drive
9. Reinstall the removed parts.
10. Place the computer in an upright position.
11. If a locking device is available, use it to lock the computer.
12. Reconnect the external cables and power cords to the corresponding connectors on the computer.
Microprocessor
Prerequisite
Before you start, read Chapter 1 “Important safety information” on page 1 and print the following
instructions.
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M70a and M90a Hardware Maintenance Manual

Lenovo ThinkCentre M90a Specifications

General

Storage	Up to 2TB HDD or 1TB SSD
Processor	Up to 10th Gen Intel Core i9
Memory	Up to 64GB DDR4
Graphics	Integrated Intel UHD Graphics 630
Display	23.8-inch FHD (1920x1080) IPS
Operating System	Windows 10 Pro
Ports	HDMI, DisplayPort, Ethernet, audio jack
Audio	Integrated stereo speakers, dual array microphone
Wireless	Wi-Fi 6, Bluetooth 5.1