MT7922A12L Test-Mode Software Application Note Part-1: QA-Tool User Guideline Version: V0.2 Release Date: 2021-03-10 © 2021 MediaTek Inc. This document contains information that is proprietary to MediaTek Inc. Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited. Specifications are subject to change without notice.
MT7922A22M SW Tool AN: Part-I Confidential B Document Revision History Version Date Author V0.1 20210303 Yi-Yan Initial draft release. V0.2 20210310 Yi-Yan Add section 2.6 MediaTek Confidential Change List © 2021 MediaTek Inc. This document contains information that is proprietary to MediaTek Inc. Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.
MT7922A22M SW Tool AN: Part-I Confidential B Table of Contents Document Revision History ........................................................................................................................ 2 Table of Contents ...................................................................................................................................... 3 1 System overview ............................................................................................................................
MT7922A22M SW Tool AN: Part-I Confidential B 1 1.1 System overview General Description MT7922A12L chip is highly integrated single chip which have built in 2x2 dual-band wireless LAN and Bluetooth combo radio. It can be configured in test-mode for performance validation, production testing and regulatory certification. There are two software tools, QA-Tool and Combo-Tool responsible for evaluating WIFI and Bluetooth signal and performance testing.
MT7922A22M SW Tool AN: Part-I Confidential B 2 QA-Tool Users have to install 3 major software before using QA-Tool. WinPcap Windows7 X64 security package QA-Tool Windows driver MTK strongly recommends install QA-Tool on Windows 7-64bit operating system. 2.1 How to install QA-tool Please follow the procedure listed in below to install QA-Tool 1st : Install WinPcap 2nd : Update Windows7 security package to register x64 signature mechanism 3rd : Instal QA-Tool Windows driver.
MT7922A22M SW Tool AN: Part-I Confidential B 2.1.1 Install WinPcap If users are the 1st time operating this tool, users should install WinpCap at first. Please follow below link and steps to install this software. https://www.winpcap.org/install/ WinPcap version: 4.1.2 or later. 1 2 3 4 MediaTek Confidential © 2021 MediaTek Inc. This document contains information that is proprietary to MediaTek Inc.
MT7922A22M SW Tool AN: Part-I Confidential B 2.1.2 Windows 10 install note If users can’t install the driver in Windows 10 due to driver integrity check. Try to disable the integrity check to allow installation. • Disable Driver Integrity Check 1. Open cmd as Administrator. 2. Execute ‘bcdedit /set nointegritychecks on’ 3. Reboot 4. Then install again. If still fail, try do ‘Disable Secure Boot’ below.
MT7922A22M SW Tool AN: Part-I Confidential B 2.1.3 QA-Tool Windows driver MT7922A12L supports USB, SDIO and PCIE interface. According to interface type of MT7922A12L on users’ hand, please refer to steps shown below to install QA-Tool Windows driver: USB interface: 1. Connect DUT to PC/NB and check Windows Device Manager. 2. Window Device Manager would discover DUT shows “Generic Bluetooth Adapter”(BT device) and “WiFi_If”(WiFi device). 3.
MT7922A22M SW Tool AN: Part-I Confidential B 4. Right-click on “WiFi_If” Wifi device and Update Driver Software. 5. According user’s Windows’ OS to select and install test tool driver. MediaTek Confidential © 2021 MediaTek Inc. This document contains information that is proprietary to MediaTek Inc. Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.
MT7922A22M SW Tool AN: Part-I Confidential B MediaTek Confidential © 2021 MediaTek Inc. This document contains information that is proprietary to MediaTek Inc. Unauthorized reproduction or disclosure of this information in whole or in part is strictly prohibited.
MT7922A22M SW Tool AN: Part-I Confidential B 3 General Information & Integration Instructions 3.1 General Description of MT7922A12L Product 2TX 11ax (WiFi6E) BW160 + BT/BLE Combo Card Brand MediaTek Model MT7922A12L Power Supply Rating 3.
MT7922A22M SW Tool AN: Part-I Confidential B 802.11ax (HE80) : 14 802.11ax (HE160) : 7 3.2 Antenna information The antennas mentioned below are covered in the certification scope and the HOST can only be used with the following antennas: Ant. RF Chain No. Brand Set Model Chain0 PSA RFMTA340718EMLB302 Chain1 PSA RFMTA340718EMLB302 Chain0 PSA RFMTA311020EMMB301 1 2 Chain1 PSA RFMTA311020EMMB301 Ant. Net Gain (dBi) Freq. Range (GHz) 3.18 4.92 3.18 4.92 1.71 4.82 4.76 4.29 4.61 4.09 2.
MT7922A22M SW Tool AN: Part-I Confidential B 3.3 Host Integration instructions The product is designed to be used with “NGFF (Next Generation Form Factor) M.2 2230” PCIE Bus, please install module into a M.2 2230 PCIE slot. 3.4 Host product testing guidance HOST must follow the specific restrictions listed in “3.5 Regulatory notes” section below and section 3 of KDB996369 D04 V02 Module Integration Guide v01, to verify that the host product meets all the applicable rules.
MT7922A22M SW Tool AN: Part-I Confidential B Federal Communication Commission Interference Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
MT7922A22M SW Tool AN: Part-I Confidential B This module is intended for OEM integrators only. Per FCC KDB 996369 D03 OEM Manual v01 guidance, the following conditions must be strictly followed when using this certified module: KDB 996369 D03 OEM Manual v01 rule sections: 2.2 List of applicable FCC rules This module has been tested for compliance to FCC Part 15 Subpart C (15.247) and Subpart E (15.407). Device is tested for compliance as a low power indoor client device within 5.925– 7.125 GHz band. 2.
MT7922A22M SW Tool AN: Part-I Confidential B 2.7 Antennas The following antennas have been certified for use with this module; antennas of the same type with equal or lower gain may also be used with this module except for operations within the 5.925~7.125GHz band. Use of any other antenna with a lower or higher gain in this band will require a separate reassessment through a Class II Permissive Change application or new certification. Ant. Set RF Chain No.
MT7922A22M SW Tool AN: Part-I Confidential B As long as all conditions above are met, further transmitter test will not be required. However, the OEM integrator is still responsible for testing their end-product for any additional compliance requirements required with this module installed.
MT7922A22M SW Tool AN: Part-I Confidential B Industry Canada statement: This device complies with ISED’s licence-exempt RSSs. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Le présent appareil est conforme aux CNR d’ ISED applicables aux appareils radio exempts de licence.
MT7922A22M SW Tool AN: Part-I Confidential B Tant que les 2 conditions ci-dessus sont remplies, des essais supplémentaires sur l'émetteur ne seront pas nécessaires. Toutefois, l'intégrateur OEM est toujours responsable des essais sur son produit final pour toutes exigences de conformité supplémentaires requis pour ce module installé.
MT7922A22M SW Tool AN: Part-I Confidential B Caution : (i) the device for operation in the band 5150-5250 MHz is only for indoor use to reduce the potential for harmful interference to co-channel mobile satellite systems; (ii) for devices with detachable antenna(s), the maximum antenna gain permitted for devices in the bands 5250-5350 MHz and 5470-5725 MHz shall be such that the equipment still complies with the e.i.r.p.
MT7922A22M SW Tool AN: Part-I Confidential B DETACHABLE ANTENNA USAGE This radio transmitter (IC: 7542A-MT7922A12L / Model: MT7922A12L) has been approved by ISED to operate with the antenna type listed below with maximum permissible gain indicated. Antenna types not included in this list, having a gain greater than the maximum gain indicated for that type, are strictly prohibited for use with this device.
MT7922A22M SW Tool AN: Part-I Confidential B 取得審驗證明之低功率射頻器材，非經核准，公司、商號或使 用者均不得擅自變更頻率、加大功率或變更原設計之特性及功能。 低功率射頻器材之使用不得影響飛航安全及干擾合法通信；經發現有干擾現象時， 應立即停用，並改善至無干擾時方得繼續使用。前述合法通信， 指依電信管理法規定作業之無線電通信。 低功率射頻器材須忍受合法通信或工業、科學及醫療用電波輻射性電機設備之干擾。 本模組於取得認證後將依規定於模組本體標示審驗合格標籤。 系統廠商應於平台上標示「本產品內含射頻模組： XXXyyyLPDzzzz-x」字樣 應避免影響附近雷達系統之操作。 高增益指向性天線只得應用於固定式點對點系統。 MediaTek Confidential © 2021 MediaTek Inc. This document contains information that is proprietary to MediaTek Inc.
