
TS-L532A (SD-R6472) Rev.1.1
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3.5. Reliabilities
3.5.1. Error Rate
(1) Hard Read Error Rate (Byte Error Rate) -------Allowing 5 Retries (default)
DVD:
10
-15
Max
CD:
Mode
1:10
-15
Max
Mode
2:10
-12
Max
(2) Seek Error Rate -------------------------------------Allowing 10 Retries (default)
10
-6
Max
3.5.2. MTBF
60,000 h
Assumptions: Power On Hours
5,436 h/year
On/Off Cycles
313 cycles/year
Number of Access
600,000 accesses/year
Operating Duty Cycle (Read)
20 % of Power On Time (Reading/Seeking)
Operating Duty Cycle (Write)
2 % of Power On Time (Writing/Seeking)
3.5.3. MTTR
0.5 h
3.5.4. Drive Lifetime
15,000 h
*1
or 5 years (the earlier one)
(1) Drawer Load/Release
10,000 times or more
(2) Interface connector Attach/Detach
500 times or more
Notes:
*1: On the same assumptions of MTBF.
4. Configuration
See Figure 6 for details.
4.1. Electrical Circuits
(1)
Drawer Release Switch and Release Detection Switch
(2)
Optical Pickup Servo Drive Circuit
(3)
Feed Motor Drive Circuit
(4)
Laser Diode Control Circuit
(5)
8-16 Modulated data Demodulator, Error Correction Circuit and CSS Authenticator (DVD)
(6)
EFM Demodulator, Error Correction Circuit and DA converter (CD)
(7)
IDE/ATAPI Control and CD-ROM Error Correction Circuit and Copy Protect Circuit (DVD)
(8)
BCA Decoding Circuit
(9) CIRC
Encoder
(10) EFM
Encoder
(11) 8-16 Modulated data Encoder
(12) ATIP
Demodulator
(13) LPP
Demodulator
(14) Disc Motor Control Circuit
4.2. Optical Pickup
1-Lens and 2-Laser System
4.3. Spindle Motor
Brushless DC Motor
4.4. Feed Motor
Stepping Motor
Содержание R6472 - DVD±RW Drive - IDE
Страница 16: ...TS L532A SD R6472 Rev 1 1 10 28 Unit mm Figure 5 1 External Dimensions ...
Страница 17: ...TS L532A SD R6472 Rev 1 1 11 28 Unit mm Figure 5 2 External Dimensions ...
Страница 19: ...TS L532A SD R6472 Rev 1 1 13 28 Figure 6 Configuration ...
Страница 33: ...TS L532A SD R6472 Rev 1 1 27 28 Annex 1 ...
Страница 34: ...TS L532A SD R6472 Rev 1 1 28 28 Annex 2 ...