Sony CD-R Drive Unit CDU948S - Manual (Page 26)

26
Specifications
■ 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 / 10 12 bits (double)
L-EC off: 1 Block / 10 9 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 /s 2 (0.2 G o-p) at 5 Hz to
300 Hz (sweep)
Write: 0.98 m /s 2 (0.1G o-p) at 5Hz
to 300 Hz(sweep)