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V20 of 20th June 2022 - Product Change Notification
| Product Component | M4i.xxxx PCIe base card |
| Related products | 22xx series 44xx series 66xx series 77xx series |
| New Version Code | V20 |
| Related PCB version | V1.6 |
| Estimated Start of Shipment | Q3 2022 |
| Description of Change | Redesign Replacement of DC converters on base card Preparation for further replacements of parts |
| Reason for Change | Replacement for discontinued DC converters Preparation for replacement of parts with currently bad availability |
| Anticipated Impact | No functional change |
| Identification of Product | Hardware and PCB version readable by Spectrum Control Center and by any user program. Versions printed on Spectrum type label on backside of card |
| Required Updates for Usage | New Firmware needed |