Adaptec DuraStor 7220SS User Manual page 102

Table 7-5 Disk Channel Error Codes
Error Code
04
05
20
21
22
23
24
30
31
32
40
41
42
43
44
45
46
4B
50
Description
Data overrun or underrun occurred while getting
sense data.
Request for sense data failed.
Selection timeout occurred (displayed as Sel Timeout).
Controller detected an unrecoverable protocol error
on the part of the target.
Unexpected bus-free condition occurred (displayed as
Unex Bsfree).
Parity error on data was received from a target
(displayed as Parity Err).
Data overrun or underrun has been detected
(displayed as Data OvUnRn).
Target reported Busy status (displayed as Device
Busy).
Target reported Queue Full status (displayed as
Queue Full).
Target has been reserved by another initiator.
Controller aborted an I/O request to this target
because it timed out (displayed as I/O Timeout).
I/O request was aborted because of a channel reset.
I/O request was aborted because of controller's
decision to reset the channel.
I/O request was aborted because of third-party
channel reset (displayed as Abort 3PRST).
Controller decided to abort I/O request for reasons
other than bus or target reset.
I/O request was aborted because of target reset
requested by controller.
Target did not respond properly to abort sequence.
I/O aborted due to operating mode change (such as
LVD to SE or SE to LVD) (displayed as Abort MdChg).
Disk channel hardware failure (displayed as DskChn
Fail). This may be the result of bad termination or
cabling.
Troubleshooting
7-14