MMC: defective or missing
Bosch Rexroth · IndraDrive MPx02
What does F2120 mean?
The MultiMediaCard (MMC) used by the drive is either defective, corrupted, or entirely missing from its slot. The MMC is crucial for storing operating system files, parameters, and application data. Without a functional MMC, the drive cannot operate and may fail to boot.
Common Causes
- MMC card physically removed or improperly inserted
- MMC card hardware failure (e.g., flash memory wear)
- Data corruption on the MMC card
- Improperly formatted MMC card
- Loose or damaged MMC card slot connection
Repair Steps & Checklist
Click steps to track your progress.
- 1
Verify the MultiMediaCard (MMC) is correctly seated in its designated slot on the IndraDrive MPx02.
- 2
Inspect the MMC for any visible physical damage, such as bent pins, cracks, or discoloration.
- 3
Attempt to re-seat the MMC firmly in its slot, ensuring proper contact.
- 4
Replace the existing MMC with a known good, compatible MMC programmed for the IndraDrive MPx02 and application.
- 5
Monitor the drive's boot sequence and status indicators after MMC replacement to confirm error F2120 has cleared.