[求助]我的刻录机不能用

popkev

开机时有如下信息:
hdc: Compaq DVD-ROM DVD-114 0114, ATAPI CD/DVD-ROM drive
hdd: CD-R/RW RW7083A, ATAPI CD/DVD-ROM drive
hdd: set_drive_speed_status: status=0x51 { DriveReady SeekComplete Error }
hdd: set_drive_speed_status: error=0x04
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
ide1 at 0x170-0x177,0x376 on irq 15
...
hdc: ATAPI DVD-ROM drive, 512kB Cache, UDMA(33)
Uniform CD-ROM driver Revision: 3.12
SCSI subsystem driver Revision: 1.00
scsi0 : SCSI host adapter emulation for IDE ATAPI devices
  Vendor:           Model: CD-R/RW RW7083A   Rev: 1.20
  Type:   CD-ROM                             ANSI SCSI revision: 02
parport0: PC-style at 0x378 (0x77 [PCSPP,TRISTATE]
parport0: irq 7 detected
Attached scsi CD-ROM sr0 at scsi0, channel 0, id 0, lun 0
sr0: scsi3-mmc drive: 32x/32x writer cd/rw xa/form2 cdda tray
...
mount光盘的时候就是死机
它的默认速度是PIO4