Lenovo ThinkCentre All-in-One PC User Guide
Box Contents
Assembly
1.
3.
Overview
- Integrated camera activity indicator
- *Microphones
- Integrated camera or IR camera shield
- Integrated camera or IR camera
- Multi-touch screen
- E-privacy button
- Microphone mute/unmute indicator
- Storage drive activity indicator
- System status indicator
- Microphone mute/unmute control
- USB-CTM connector (USB 3.2 Gen 1)
- USB 3.2 connector Gen 2
- USB 3.2 connectors Gen 2 (M90a) or USB 3.2 connector Gen 1 (M70a)
- Headset connector
- Optical drive eject/close button
- Optical drive activity indicator
- SD-card slot
- Power button
- Security-lock slot
- Cable cover eject button
- DisplayPort® 1.2 out connector
- Power cord connector
- Serial connector
- Ethernet connector
- USB 3.2 connectors Gen 1 (3)
- USB 3.2 connector Gen 1 (with keyboard smart power on feature)
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)
- Computer stand
- Computer stand base
- Keyboard
- Memory module
- Mouse
- M.2 solid-state drive
- Optical drive
- Optical drive holder
- Power adapter
- Power cord
- Rear cover
- System board shield
- Storage drive
- Storage drive bracket
- VESA® mount bracket
- VESA mount bracket coverRefer 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 types ThinkCentre M70a and M90a are 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/eudocThis radio equipment operates with the following frequency bands and maximum radio-frequency power:
Technology | Frequency band [MHz] | Maximum transmit power |
WLAN 802.11b/g/n/ax | 2400 – 2483.5 | < 20 dBm |
WLAN 802.11a/n/ac/ax | 5150 – 5725 | < 23 dBm |
WLAN 802.11a/n/ac/ax | 5725 – 5875 | < 13.98 dBm |
Bluetooth BR/EDR/LE | 2400 – 2483.5 | < 20 dBm |
Usage of all the radio devices is limited to indoor in the band 5150 MHz to 5350 MHz (channels 36, 40, 44, 48, 52, 56, 60, 64).
Tip-over hazard prevention notice (for Think Centre M90a with E-privacy or full function monitor stand)This equipment is not suitable for use in locations where children are likely to be present, avoid hurting your child when machine falling down.
E-manual
Second Edition (July 2020)© Copyright Lenovo 2020.LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No.GS-35F-05925. Reduce I Reuse I Recycle
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