Solaris下挂载光驱的疑问，请前辈指点，万分感谢解决办法

Solaris下挂载光驱的疑问，请前辈指点，万分感谢
我现在就是想挂载一个光驱到我的系统中，我尝试很多次，可是光驱就是不能使用，信息如下，
$ su root
Password:
# ls -l /dev/sr0
lrwxrwxrwx 1 root root 12 2008 2月 1 /dev/sr0 -> dsk/c0t0d0s2
------------------------------
# eject cdrom
无此文件或目录
---------------------
# cd etc/init.d
# ./volmgt start
volume management starting.
# eject cdrom
cdrom: 无此文件或目录
# cd ../..
# eject cdrom
无此文件或目录
---------------------
# mount -F hsfs /dev/dsk/c0t0d0s2 /cdrom
mount: /dev/dsk/c0t0d0s2 没有这样的设备
---------------------
# ls -l /dev/ |grep sr
lrwxrwxrwx 1 root root 13 2008 2月 1 rsr0 -> rdsk/c0t0d0s2
lrwxrwxrwx 1 root root 12 2008 2月 1 sr0 -> dsk/c0t0d0s2
----------------------
# iostat -En
c1t0d0 Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: FUJITSU Product: MAP3367N SUN36G Revision: 0401 Serial No: 0426N0BF1F
Size: 36.42GB <36418595328 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c1t1d0 Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: FUJITSU Product: MAP3367N SUN36G Revision: 0401 Serial No: 0426N0BF0B
Size: 36.42GB <36418595328 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c1t2d0 Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: FUJITSU Product: MAP3367N SUN36G Revision: 0401 Serial No: 0426N0BEY6
Size: 36.42GB <36418595328 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
主要的信息基本上都在了，不知道是什么原因导致的，也不知道后面怎么解决，也不确实到底是硬件或者线有了问题还是我那块没有作对，为此换了一个光驱，可是结果还是那样，请前辈指点一下啊！

------解决方案--------------------
从iostat的输出看，光驱没有认呀。先检查下硬件、连接吧。