QuickSpecs
Compaq Evo Desktop D300/300s
Technical Specifications – Optical Storage
8X Combo | Orientation | Either horizontal or vertical |
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| Interface type | ATAPI |
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| 5.8 x 1.7 x 7.7 inches (146.5 x 42.1 x 196 mm) | |
| excluding bezel |
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| (W x H x D) |
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| Disc diameter | 5 inches, 3 inches (12 cm, 8 cm) | |
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| Disc thickness | 0.05 inch (1.2 mm) |
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| Track pitch | 1.6 µm (CD), 0.74 µm (DVD) |
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| Disc center hole diameter | 0.6 inch (15 mm) |
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| Reference scanning | 1.2 m/s (CD); 3.5 m/s (DVD SL); 3.8 m/s (DVD DL) | |
| velocity |
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| Read only disc parameters | Formats and modes | |
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| supported | 1 and 2); CD digital audio; CD Extra; |
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| 2 (forms 1 and 2) and |
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| (single and |
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| and |
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| GB) |
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| Capacity | 540 MB (CD— mode 1, 12 cm); 650 MB (CD— |
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| mode 2, 12 cm); 700MB |
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| 180 MB |
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| Block size | Mode |
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| mode 2, form |
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| bytes; |
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| 2,048 bytes |
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| Writeable disc parameters | Disc type | |
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| Write methods | Disc at Once, Track at Once, Session at Once, |
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| Variable Packet, Fixed Packet |
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| Format and modes supported | |
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| 1 and 2); CD digital audio, |
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| and 2); video CD |
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| Capacity | 540 MB (mode 1, 12 cm); 650 MB (mode 2, 12 |
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| cm); 700 MB |
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| Block size | Mode 1 Disc |
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| 2,048 and 2,352 bytes; mode 2, form |
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| Access times (typical reads, | Random | < 130 ms (typical) |
| including settling) |
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| Full stroke | < 240 ms (typical) |
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North America — Version 13 — May 9, 2002 | 32 |