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Shock
Operating Read: 49 m/s
2
(5 G) at 11 ms half sine
wave (includes 5 retries)
Write: 4.9 m/s
2
(0.5 G) at 11 ms half sine
wave
Non-operating 490 m/s
2
(50 G) at 11 ms half sine wave
Transportation 76 cm drop (with standard individual package)
■ Dimensions and weight
Dimensions 146.05 x 41.4 x 203.2 mm (w/h/d)
(5 3/4 x 1 5/8 x 8 inches)
Mass 1.2 kg
■ Power requirement
Voltage +5 V ±5% DC and +12 V DC ±10%
Ripple +5 V: 0.05 Vp-p
+12 V: 0.1 Vp-p
Current
Hold track state +5 Vdc < 750 mA (Max)
+12 Vdc < 600 mA (Max)
Seeking, spin up & write
(50% duty cycle) +5 Vdc 740 mA (Typ)
< 1200 mA (Max)
+12 Vdc 620 mA (Typ)
< 1400 mA (Max)
■ Connectors
Power-in connector Molex 53450-5411 or equivalent
Audio connectors Molex 50460-4A or equivalent
■ Laser
Type Semiconductor laser GaAlAs
Wave length 778 ~ 787nm (at 25°C)
Output power 2.5 mW (Read)
35 mW (Write)
Beam divergence 60 degree
Specifications 29
■ Drive performance
Data transfer rate
Sustained rate (Mode 1): 150 kbytes/s (normal)
300 kbytes/s (double)
600 kbytes/s (quadruple)
SCSI Interface
Burst rate: 2.5 Mbytes/s
4.0 Mbytes/s (synchronous)
Access time
Full stroke: 450 ms (typical/normal)
420 ms (typical/double)
400 ms (typical/quadruple)
Average: 360 ms (typical/normal)
300 ms (typical/double)
250 ms (typical/quadruple)
■ Reliability
MTBF: 100,000 POH (with 25% duty cycle)
■ Audio
Output level
Line out: 0.7 V at 47 kΩ
Headphone: 0.55 V at 32 Ω
■ Environmental conditions
Relative humidity 10% to 90% (no condensation)
Temperature
Operating 5°C to 45°C (41°F to 113°F)
Transportation –40°C to 60°C (–40°F to 140°F)
(within 72 hours)
Storage –30°C to 50°C (–4°F to 122°F)
(within 6 months)
Temperature and
humidity gradients 10°C/hour, 10%/hour
Vibration
Operating Read: 1.96 m/s
2
(0.2 G peak) at 5 Hz to
300 Hz (sweep)
Write: 0.98 m/s
2
(0.1 G peak) at 5 Hz to
300 Hz (sweep)
Non-operating 19.6 m/s
2
(2 G peak) at 7 Hz to 300 Hz
Transportation 1.44 m
2
/s
4
-Hz (0.015 G
2
/Hz) at 5 Hz to 50 Hz
28 Specifications