Apple Powercd Service Manual

K
Service Source

PowerCD

K
Service Source
Specifications
PowerCD
Specifications Characteristics - 1

Characteristics

Access Time

Transfer Rate

SCSI T ransfer Rate

Buffer

Rotational Speed

Average: .55 sec. (typical) Maximum (first to last block): 1 sec. (typical)
Cooked data/user bytes: 153.6 K/sec. Raw data: 175.2 K/sec.
Approximately 2.1 MB/sec. (burst)
256K
Approximately 230–530 rpm
Specifications Characteristics - 2

Interfaces

Playback Medium

One 8-pin mini DIN A/V connector; one 50-pin SCSI connector;
one audio line out; one headphone jack; one RC5 infrared remote control receiver; one wall adapter 8.8 VDC input
12-cm optical disc (CD-DA discs, red tracks of CD-V discs, CD-
ROM discs, photo CD discs)
Specifications Audio Playback - 3

Audio Playback

Playing Time

Frequency Response

Analog Output

S/N Ratio

Dynamic Range

1 hr.
20–20,000 Hz
2 Vrms +/- 2 dB
≥95 dB
≥80 dB
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