1. ThinkCentre LED
2. Power button
3. Storage drive activity indicator
4. USB-C™ (3.2 Gen 1) connector
5. Always on USB 3.2 connector Gen 2
6. Headset connector
7. Security-lock slot
8. * Optional connectors
9. * Wi-Fi® antenna slot
10. Ethernet connector
11. USB 3.2 connectors Gen 2
12. USB 3.2 connector Gen 1 (with smart power-on)
13. HDMI™ 1.4 out connector
14. USB 3.2 connector Gen 1
15. DisplayPort® 1.4 out connector
16. Power cord connector
Read the statement on USB transfer rate in the User Guide. Refer to the Safety and Warranty Guide for
accessing the User Guide.
Customer Replaceable Units (CRUs)
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Power adapter
Power cord
* Keyboard
* Mouse
* Vertical stand
* VESA mount bracket
* External optical drive
* External optical drive box
* Power adapter bracket
* Dust shield
* Rear Wi-Fi antenna
Computer cover
Internal speaker
Bottom cover
Memory module
* M.2 solid-state drive
* Hard disk drive
* Hard disk drive bracket
System fan
Coin-cell battery
* Wi-Fi card
* Wi-Fi card shield
Refer to the User Guide for CRU definition.
Additional information
European Union — compliance with the Radio Equipment Directive
Hereby, Lenovo (Singapore) Pte. Ltd., declares that the radio equipment type ThinkCentre M90q is in
compliance with Directive 2014/53/EU.
The full text of the system EU declaration of conformity is available at the following Internet address:
https://www.lenovo.com/us/en/compliance/eu-doc
This radio equipment operates with the following frequency bands and maximum radio-frequency