Ricoh MP7060A Series, Руководство пользователя

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23
Appendix
(continued)
Environmental Conditions When operating When not operating
Vibration 0.035mmpp (10 to 45Hz)
1 × 9.8 m/s 2
0.025mmpp (45 to 65Hz)
(5 to 300Hz)
0.2 × 9.8 m/s 2 (65 to 150Hz)
Shock 2 × 9.8 m/s 2 40 × 9.8 m/s 2
(6m sec. half sine) (11m sec. half sine)
Environmental dust Class 3 million or less (3 million particles of 0.5 micron dust
per cubic foot or less)
The drive’s appearance and specifications may change without notice.
<Disc>
CD-R CD-RW
Characteristic CD-R CD-RW
Dimensions (External diameter)
φ
120 mm
φ
120 mm
(Internal diameter)
φ
15 mm
φ
15 mm
(Thickness) 1.2 mm 1.2 mm
Recording area (User area)
φ
50 to 116 mm
φ
50 to 116 mm
Recording capacity (Time) 74 minutes 63 minutes 74 minutes
(Capacity)* 650MB 550MB 650 MB
(Linear speed) 1.2 m/s 1.4 m/s 1.2 m/s
Track pitch 1.6 ± 0.1
µ
m 1.6 ± 0.1
µ
m
Substrate material Polycarbonate Polycarbonate
Recording material
Reflectance (R to p) 65% or more 15 to 20%
Eccentricity 70
µ
m or less 70
µ
m or less
Maximum camber angle 0.4°or less 0.4°or less
Recommended recording power 6 to 7mW(at
λ
:785nm, NA:0.5) 8 to 14mW(at
λ
:785nm, NA:0.5)
Playback power 1mW or less 1mW or less
Playback stability 10 6 times or more (0.7mW)
Environment for use -5 to 55°C 10 to 40°C
5 to 95%RH 10 to 80%RH
Storage life
Number of times rewritable ---- 1,000 times or more
* The above specifications are for Ricoh CD-R and CD-RW discs
* Recommended Discs
CD-R :
Ricoh, Taiyo Yuden, Mitsubishi Chemical, Mitsui Chemicals, Ritek, CMC,
Princo, TDK, and Kodak discs
CD-RW : Ricoh, Mitsubishi Chemical discs
* This drive cannot be used with 80 mm CDs.
Ag-In-Sb-Te phase change
recording material
10 6 times or more
(Playback power = 1mW)
100years or more
(5 to 25°C, 5 to 60%RH
Avoiding direct sunlight)
30 years or more
5 to 25°C, 5 to 60%RH
Organic pigment (phthalocya-
nine) / Au or Ag lamination
(Organic protective layer
attached)