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2.1 Specifications of Optical Disk Drives
C156-E227-01EN 2-3
Table 2.2 Specifications (2 of 2)
Item Specifications
Optical disk media 128 MB media 230 MB media 540 MB media 640 MB media 1.3 GB media (*6)
Data buffer
1,844 KB
Error correction (*5)
Correctable up to 8-byte/interleave
Bit error rate: 10
-12
or less
*1 The number of user tracks indicates the maximum user zone which includes
the spare area and slipping area.
*2 Mathematical average of 1,000 times of random seek, which does not
include command overhead or track address recognition time.
Furthermore, it may depend on the quality of the media and the drive
installation environment.
*3 Loading time is the time that elapses from the time an optical disk cartridge
is inserted, to the time the optical disk drive is ready for processing of an
access command.
*4 Unloading time is the time that elapses from the time the eject button is
pressed or the eject command is issued, to the time an optical disk cartridge
is ejected.
*5 The bit error rate must be 10
-12
or less using a disk whose raw error rate is
10
-4
or less.
*6 The MCM3064AP does not support 1.3-gigabyte MO disks.