Datasheet
R8 Series Drive Command Reference Manual Version 0.90
Page 43
4.28 TEST UNIT READY Command
The TEST UNIT READY Command is terminated with Check Condition on the following conditions.
Table 39 - Error Code of Test Unit Ready Command
Sense
Key
ASC
ASCQ
Description Condition
02 04 01
LOGICAL UNIT IS IN PROCESS OF
BECOMING READY
While Tray Loading and set-up operation
02 04 04
LOGICAL UNIT NOT READY, FORMAT IN
PROGRESS
Format operation for CD-RW or DVD -RW is
performing or foreground format operation is
performing for +RW
02 04 07
LOGICAL UNIT NOT READY, OPERATION IN
PROGRESS
Blank operation is performing
06 29 00
POWER ON, RESET, OR BUS DEVICE RESET
OCCURRED
Unit Attention has generated.
06 28 00
NOT READY TO READY CHANGE, MEDIUM
MAY HAVE CHANGED
Transition from Not Ready to Ready has occurred
02 3A
00 MEDIUM NOT PRESENT Compatible Media is not exist
Note 1: When write operation is performing, the TEST UNIT READY Command returns Good status. Completion of the write
operation is identified by the READ DISC INFORMATION or READ TRACK/RZONE INFORMATION Command. When write
operation is performing, these command is terminated with Check Condition status, LOGICAL UNIT NOT READY, OPERATION
IN PROGRESS (2/04/07). When write operation is completed, these command returns Information data and Good status.
Note 2: When background format operation is performing, the TEST UNIT READY Command returns Good status. Completion of
the write operation is identified by the READ DISC INFORMATION Command. When BG format operation is performing, the BG
Format Status field in the Disc Information Block is set to10b (A background format is in progress. A format has been started or
restarted and is not yet completed). When BG format operation is completed, it is set to 11b (Formatting has completed. A fully
formatted +RW disc is currently mounted). However, if the BG format operation is interrupted, it may be set to 01b (A background
format was started but is not currently running and is not complete).
4.29 VERIFY (10) Command
The RelAdr bit, BytChk bit and DPO bit are not supported and must be set to zero.