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5.Function
5.1. CD-ROM Data Configurations
Figure 4 shows how the data is structured in program units
1 block=1/75 s
1-Disc
~
5.2. Power ON/OFF Timing
Figure 5 shows the initialization sequence
Power ON or
SCSI-RST
System
Initialization
Focus Search
Spindle ON
Learning
Stand-by
"TEST UNIT READY"
Command
Correspondence
Time
TNO
0
TOC
Lead-in
Min
Sec
Block 1
Block
1
Min
Sec
Block 2
Block
approx.
2
300 k-
Blocks
~
~
AA
Lead out
Figure 4 CD-ROM Data Configure
Max. 200 ms
Max. 2 s
Max. 5 s
Typ. 8 s, Max.12 s
(Single Session Disc)
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Figure 5 Initialization Sequence
SYNC
12 bytes
Header
User Data
2048 bytes in Mode-1
2336 bytes in Mode-2
~
ECC(Mode-1)
288 bytes
~
~
"Command" Receivable
"Check Condition" Status
11/27
Minutes
Second(0~59)
4 bytes
Blocks(0~74)
Mode
~
~
"Read-Command"
Acceptable
"Good" Status
XM-6401B Rev.1.0
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