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