ASUS A21 Plus Case Mid Tower Support User Manual

June 1, 2024
Asus

ASUS A21 Plus Case Mid Tower Support

Copyright © 2023 ASUSTeK Computer Inc. All Rights Reserved.

No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK Computer Inc. (“ASUS”). Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.

ASUS PROVIDES THIS MANUAL “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS, LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT. SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT. Products and corporate names appearing in this manual may or may not be registered trademarks or copyrights of their respective companies, and are used only for identification or explanation and to the owner’s benefit, without intent to infringe.

Accessory Kit Contents

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-1

Installation Guide

Remove the Side Panels

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-3

Install the Power Supply Unit (PSU)

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-4

Install the Cooler & RAM on the Motherboard

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-5

Install the I/O Shield

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-6

Install the Motherboard Unit

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-7

Attach the Front I/O Connectors

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-8

Install the PCI-E Card

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-9

Install the 2.5” Drives

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-10ASUS-A21-Plus-Case-Mid-Tower-Support-fig-11

Install the 3.5” / 2.5” Drives

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-12ASUS-A21-Plus-Case-Mid-Tower-Support-fig-13ASUS-A21-Plus-Case-Mid-Tower-Support-fig-14

Installation and Maintenance of the Dust Filters

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-15

CPU Cooler Height Limitation

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-16

Graphics Card Limitation

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-17

Fan Setup Compatibility

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-18

Water-cooling Radiator Options

ASUS-A21-Plus-Case-Mid-Tower-Support-fig-19

Safety Information

Safety Precautions
Accessories that came with this product have been designed and verified for use in connection with this product. Never use accessories for other products to prevent the risk of electric shock or fire.

Declaration of compliance for product environmental regulation
ASUS follows the green design concept to design and manufacture our products and makes sure that each stage of the product life cycle of ASUS product is in line with global environmental regulations. In addition, ASUS disclose the relevant information based on regulation requirements. Please refer to http://csr.asus.com/Compliance.htm for information disclosure based on regulation requirements ASUS is complied with:

EU RoHS
This product complies with the EU RoHS Directive. For more details, see http://csr.asus.com/english/article.aspx?id=35

India RoHS
This product complies with the “India E-Waste (Management) Rules, 2016” and prohibits use of lead, mercury, hexavalent chromium, polybrominated biphenyls (PBBs) and polybrominated diphenyl ethers (PBDEs) in concentrations exceeding 0.1% by weight in homogenous materials and 0.01% by weight in homogenous materials for cadmium, except for the exemptions listed in Schedule II of the Rule.

Vietnam RoHS
ASUS products sold in Vietnam, on or after September 23, 2011, meet the requirements of the Vietnam Circular 30/2011/TT-BCT. Các sản phẩm ASUS bán tại Việt Nam, vào ngày 23 tháng 9 năm2011 trở về sau, đều phải đáp ứng các yêu cầu của Thông tư 30/2011/TT-BCT của Việt Nam. Türkiye RoHS AEEE Yönetmeliğine Uygundur

ASUS Recycling/Takeback Services
ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components as well as packaging materials. Please go to http://csr.asus.com/english/Takeback.htm for detailed recycling information in different regions.

Australia statement notice
From 1 January 2012 updated warranties apply to all ASUS products, consistent with the Australian Consumer Law. For the latest product warranty details please visit https://www.asus.com/support/. Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure. If you require assistance please call ASUS Customer Service 1300 2787 88 or visit us at https://www.asus.com/support/.

REACH
Complying with the REACH (Registration, Evaluation, Authorisation, and Restriction of Chemicals) regulatory framework, we published the chemical substances in our products at the ASUS REACH website at

http://csr.asus.com/english/REACH.htm. (English)

Specifications

  • PSU Quantity: 4
  • Motherboard / 2.5 Drive Screws Quantity: 21
  • 3.5 Drive Screws Quantity : 12
  • Standoff Tool Quantity: 1
  • Cable Ties Quantity: 8

FAQ

Q: Can I use third-party components with this product?
A: It is recommended to use components authorized by ASUS to ensure compatibility and warranty coverage.

Q: How often should I clean the dust filters?
A: Dust filters should be cleaned regularly, ideally every 1-2 months, to prevent dust buildup and maintain proper airflow.

References

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