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Problem Solutions

  




 

 

Unsupported DVD+RWs


With the NEC DVD+RW ND-2100AD, Imation branded DVD+RWs can not be written. TDK and Verbatim work just fine. The Imation disks are identified as below:

$ dvd+rw-mediainfo /dev/dvd
INQUIRY:                [_NEC    ][DVD+RW ND-2100AD][103D]
GET [CURRENT] CONFIGURATION:
 Mounted Media:         1Ah, DVD+RW
GET [CURRENT] PERFORMANCE:
 Write Performance:     3.9x1385=5408KB/[email protected][0 -> 1]
 Speed Descriptor#0:    03/1 [email protected]=5408KB/s [email protected]=5408KB/s
 Speed Descriptor#1:    03/1 [email protected]=3245KB/s [email protected]=3245KB/s
READ DISC INFORMATION:
 Disc status:           blank
 Number of Sessions:    1
 State of Last Session: empty
 Number of Tracks:      1
READ TRACK INFORMATION[#1]:
 Track State:           blank
 Track Start Address:   0*2KB
 Next Writable Address: 0*2KB
 Free Blocks:           2295104*2KB
 Track Size:            2295104*2KB
READ CAPACITY:          1*2048=2048

A Verbatim DVD+RW delivers the same output except:

$ dvd+rw-mediainfo /dev/dvd
...
GET [CURRENT] PERFORMANCE:
 Write Performance:     3.9x1385=5408KB/[email protected][0 -> 2288576]
 Speed Descriptor#0:    03/2288576 [email protected]=5408KB/s [email protected]=5408KB/s
 Speed Descriptor#1:    03/2288576 [email protected]=3245KB/s [email protected]=3245KB/s
READ DVD STRUCTURE[#0h]:
 Media Book Type:       92h, DVD+RW book [revision 2]
 Media ID:              MKM/A02
 Legacy lead-out at:    2288576*2KB=4687003648
...
 Track Size:            2288576*2KB
...
READ CAPACITY:          2295104*2048=4700372992


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