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Sony CD-ROM CDU31A-02
Specification
| User Data
Capacity |
> 656 MB, Mode 1 (1.6mm pitch) |
| > 748 MB, Mode 2 |
| Number of Blocks/Disk |
> 336,150 |
| User Data/Block |
2048 Bytes, Mode 1 & Mode 2 Form 1 |
| 2336 Bytes, Mode 2 |
| 2324 Bytes, Mode 2 Form 2 |
| Address Description |
Min., Sec., Block |
| Recording Surfaces |
1 |
| Disk Diameter |
120 mm or 80 mm |
| Disk Centre Hole |
15 mm diameter |
| Thickness |
1.2 mm |
| Track Pitch (typical) |
1.6 mm (15,875 tpi) |
| Scanning Velocity |
1.2 - 1.4 m/sec |
| Rotational Speed |
~530 - 230 rpm, Variable |
| Latency |
~55 - 130 msec, Variable |
| Blocks/Rotation |
~8.4 - 19.5, Variable |
| Reliability |
MTBF 25,000 POH |
| MTTR 30 mins |
Performance
| Modes Supported |
CD-Digital Audio |
| CD-ROM (Mode 1 & Mode 2) |
| CD-ROM XA (Mode 2, Form 1 & Form 2) |
| CD-I (Mode 2, Form 1 & Form 2) |
| CD-Bridge (Photo-CD) |
| Block Length
Supported |
CD-ROM Mode 1: 2048, 2340 Bytes |
CD-ROM Mode 2: Form 1 2048, 2340 Bytes
Form 2 2340 Bytes |
| Transfer Rate
(User Bytes/sec) |
150 KB, Mode 1 |
| 171.1 KB Mode 2 |
| SLCD Interface |
2 MB/sec |
| Access Time |
(Full Stroke) 950 msec |
| (Random) 550 msec |
| Buffer Memory |
64 KB |
| Spin Up Time |
2.5 sec |
| Spin Down Time |
2.0 sec |
| Eject Time |
3.0 sec |
Dimensions
Height |
1.6 in |
41 mm |
Width |
5.75 in |
146 mm |
Depth |
7.0 in |
177 mm |
Weight |
1.87 lb |
0.85 Kg |
Environment
|
Non Operating |
Operating |
| Temperature |
-20°C to 50°C |
5°C to 50°C |
| Humidity |
10% to 90% |
10% to 90% |
| Mounting |
Horizontal Position -
Tilt < 10 degrees |
| Vibration |
2.0 G |
0.1 G |
| Shock |
40 G |
0.4 G (No user error) |
10 G (No Damage) |
| Power |
+5V |
± 5% |
| +12V |
± 10% |
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