Using a Drobo S with a Macintosh and Sonnet Tempo SATA E2P, Tempo SATA ExpressCard/34, or Tempo SATA Edge ExpressCard/34. you may get a device removal error after waking up from sleep. The Drobo S will automatically reconnect. System caches are flushed before sleep, so there is not data loss.
The Echo ExpressCard/34 Thunderbolt adapter requires Mac OS 10.6.8 or later and supports cards with Thunderbolt technology-aware drivers. Download and install the latest driver to make your card compatible:
Note: Sonnet FireWire 800 Pro ExpressCard/34, and FireWire/USB ExpressCard/34 cards are compatible without additional drivers. For third-party products listed as compatible, please visit those manufacturer's Websites to get the latest, Thunderbolt technology-aware drivers.