Adaptec 29320A-R User Guide - Page 134

Installing the SCSI Driver for UnixWare, OpenServer, and Open Unix [xxxxx020] Adapter or target device not responding or not connected The target device did not respond to the adapter. If the device is present, refer to your host adapter's user's guide for troubleshooting information. If the device is no longer connected to the system, ignore this error. [xxxxx021] Target device protocol error An unexpected event occurred during data transfer between the adapter and target device. Normally, this indicates a faulty or noncompliant target device. [xxxxx022] Adapter or target device protocol error The adapter or target device has broken the communication protocol. A badly behaving device could cause this message to appear. Normally this is not a serious problem. If you get this message frequently over a short period of time, it could indicate that the device or system is malfunctioning. Unplug or turn off unused devices to see if the problem persists. [xxxxx023] Target device parity error The driver has detected a parity error by the target device. Try decreasing the transfer rate or disable the Ultra SCSI speed in SCSISelect. Also, make sure you are using good quality SCSI cables. [xxxxx024] Data overrun or underrun The adapter was given more or less data than was expected. [xxxxx030] Target device busy The target device reports a Busy status. Another program might already be using this device. [xxxxx031] Target device queue full The target device internal buffer is full. [xxxxx032] Target device busy The target device reports a Busy status. Another program may already be using this device. 11-13