文件编号Document No.ESP-07-2-007-03文件名称Document Name产品/工艺变更通知Product/Process Change Notice(PCN)文件版本Document Version1.3保存期限Retention Period5 年5 yearswww.espressif.com Page1/4变更乐鑫模组屏蔽盖丝印标识Shield Cover Marking Change for Espressif ModulesPCN 编号PCN No.PCN-2021-028提出日期Issue Date of PCN2021/11/15变更日期Proposed Date of Change2021/11/30首次出货日期Proposed Date of FirstShipment2021/12/15PCN 类型 / PCN Category客户需要批准/Customer Approval Required客户通知/Customer Notification1. 影响产品名称/Affected Product NameESP32-WROOM-32E / ESP32-WROVER-B / ESP32-WROVER-IB / ESP32-WROOM-322. 变更原因/Reason for Change为了更好的匹配认证要求，乐鑫对段落 1 列出的模组的通用丝印做出调整以符合目前取得的无线认证要求。To better meet the latest certification requirements, Espressif updated the marking of shield cover for themodules listed in Para 1.3. 变更描述/Description of Change更新段落 1 列出的模组屏蔽盖上的丝印标签。/ Update shield cover markings of the modules list in Para 1.4. 变更对比/Change Comparison请见附录 I：变更对比。/ Please refer to Appendix I: Change comparison.5. 变更影响/Impact of Change1) 品质和性能/Quality & Performance: 无影响 / No impact2) 交期/Delivery: 无影响 / No impact3) 生产料号/Material Part Numbers (MPN):无需对段落 1 列出模组产品的 MPN 做出变更。客户可以用原有的 MPN 下单。There is no change to the MPN of the affected Espressif modules listed in para 1. Customers can continueto use existing MPN to place orders.4) 认证/Certification:段落 1 列出模组的认证更新。The certifications have updated for the affected modules listed in Para 1.6. 变更前后产品处理/How to Deal with ProductsFIFO7. 相关报告/Report(s) AttachedRelated ECN No.ECN-2021-036Certification https://www.espressif.com/en/support/documents/certificates www.espressif.com Page2/4Appendix I 变更对比/Change Comparison1. ESP32-WROOM-32E add NCC IDBefore ChangeAfter Change2. ESP32-WROVER-B updated KCC IDBefore ChangeAfter Change www.espressif.com Page3/43. ESP32-WROVER-IB updated KCC IDBefore ChangeAfter Change4. ESP32-WROOM-32 cancel KCC IDBefore ChangeAfter Change注/Remark：图中红框仅为变更示意，最终产品丝印不显示。The red circle is only a signal of change and will not showed on final product laser marking. www.espressif.com Page4/4邮件订阅Espressif Email Notifications乐鑫为注册用户提供电子邮件通知服务，用户可通过乐鑫订阅系统接收技术文档更新、新闻通讯、PCN 等邮件通知。Espressif sends email notifications of technical documentation changes, along with newsletters, PCNs andother valuable information, to subscribed customers only. If you wish to stay updated on our products andservices, please subscribe here.客户响应要求Customer Response Requirements需客户批准的变更/ Change Requiring Customer Approval：a) 客户须在乐鑫发出 PCN 后的 30 天内告知乐鑫已收到 PCN。如客户未在接收到 PCN 后的 30 天内告知已收到，则视为客户收到变更。Customers are requested to acknowledge receipt of the PCN within 30 calendar days from the date ofissue of the PCN. Customers would be considered as notified 30 calendar days after issue of the PCN if noacknowledgement is received.b) 自发布 PCN 之日起 90 天内，客户没有任何其他反馈，则表示客户接受该 PCN。The lack of any additional responses from customers within 90 calendar days from date of issue of thePCN constitutes acceptance of the proposed changes.客户通知/ Customer Notification：a) 客户需在乐鑫发出 PCN 后 14 天内通知乐鑫收到该 PCN。 如客户未在接收到 PCN 14 日反馈乐鑫，则视为客户确认该 PCN。Customers are requested to acknowledge receipt of the PCN within 14 calendar days from the date ofissue of the PCN. Customers would be considered as having acknowledged the PCN if no response isreceived after 14 calendar days.请反馈至 pcn@espressif.com。Please send feedback to pcn@espressif.com.客户批准/确认信息Customer Approval/Acknowledgement and Remarks客户公司全称：Customer’s Company Name:PCN 评审结果/PCN Review Result：批准/确认 Accepted/Acknowledged不批准/Rejected需要分析/Further Analysis Required客户意见/Comment:公司代表人姓名Representative’s Name:公司代表人职责Representative’s Job Title:公司代表人签名Representative’s Signature:日期Date: