Sony CDU948S manual Drive performance, Reliability, Audio, Environmental conditions

■ Drive performance
Data transfer rate
Sustained rate:	150 kbytes/s (1x)
	300 kbytes/s (2x)
	600 kbytes/s (4x)
	1200 kbytes/s (8x)
SCSI Interface
Burst rate:	5 Mbytes/s (asynchronous)
	10 Mbytes/s (synchronous)
Access time
Full stroke:	500 ms (typical/1x)
	450 ms (typical/2x)
	400 ms (typical/4x)
	350 ms (typical/8x)
Average:	350 ms (typical/1x)
	300 ms (typical/2x)
	250 ms (typical/4x)
	220 ms (typical/8x)

■ Reliability

Read error rate (includes retry, normal disc)

L-EC on:	1 Block / 1012 bits (double)
L-EC off:	1 Block / 109 bits (double)
■ Audio
Output level
Line out:	0.7 V at 47 k Ω
Head phone:	0.55 V at 32 Ω
■ Environmental conditions
Temperature and humidity
Operating	5 °C to 40 °C(41°F to 104 °F)
	(no condensation)
Transportation	–40°C to 60 °C(–40°F to 140 °F),
	10 % to 90 % (within 72 hours,
	no condensation)
Storage	–30°C to 50 °C(–22°F to 122 °F,
	10 % to 90 % (within 6 months,
	no condensation)
Temperature and
humidity gradients	10 °C/hour, 10 %/hour
Vibration
Operating	Read: 1.96 m /s2 (0.2 G o-p) at 5 Hz to
	300 Hz (sweep)
	Write: 0.98 m /s2 (0.1G o-p) at 5Hz
	to 300 Hz(sweep)

26Specifications