Chapter 3. Technical Specifications and Product Support

This chapter contains the following sections:

PCI Digital Audio Board Specifications

Table 3-1 lists the PCI Digital Audio Board's features and specifications.

Table 3-1. PCI Audio Board's Specifications

 

 

Synchronization

Locks to professional video (via video sync) and audio equipment with professional jitter attenuation.
Accepts video reference input, generates AES11 grade 2 (10ppm) clocks

Input Sample Rates

Continuous between 32 kHz and 48 kHz

Output Sample Rates

32 kHz, 44.1 KHz, and 48 KHz

Jitter Attenuation

For 44.1 kHz or 48 kHz sample rates

Video Reference Loop Through

75 ohm BNC connectors, breakout cable

Coaxial Digital Audio Input

AES-3id 75 ohm BNC connector, breakout cable

AES11 synchronization input (for audio clock rates)

AES3 professional 2-channel 24-bit digital

Compatible with IEC958, S/PDIF consumer 2-channel digital (IEC958 is now officially designated IEC60958)

Coaxial Digital Audio Outputs

AES-3id 75 ohm BNC connector, breakout cable

AES11 synchronization output

AES3 professional 2-channel 24-bit digital

Compatible with IEC958, S/PDIF consumer 2-channel digital (IEC958 is now officially designated IEC60958)

Optical Digital Input

12.8 Mbps SHARP multimode plastic fiber optic connector, PCI I/O panel

8-channel, 24-bit ADAT Optical interface

Compatible with IEC958, S/PDIF consumer 2-channel digital (IEC958 is now officially designated IEC60958)

Optical Digital Output

12.8 Mbps SHARP multimode plastic fiber optic connector, PCI I/O panel

8-channel, 24-bit ADAT optical

Compatible with IEC958, S/PDIF consumer 2-channel digital (IEC958 is now officially designated IEC60958)


DB15 Connector Pinouts

Table 3-2 shows the pinouts for the DB15 connector for video synchronization and AES-3id digital audio through the breakout cable.

Table 3-2. DB15 Connector Pinout Assignments

Pin

Assignment

1

COAXIAL DIGITAL_IN GND

2

COAXIAL DIGITAL_IN

3

VID_REF

4

VID_REF GND

5

VID_REF

6

VID_REF GND

7

NOT CONNECTED

8

CHASSIS GND

9

COAXIAL DIGITAL_OUT

10

NOT CONNECTED

11

COAXIAL DIGITAL_OUT GND

12

NOT CONNECTED

13

CHASSIS GND

14

CHASSIS GND

15

NOT CONNECTED


Product Support

SGI provides a comprehensive range of product support for its products. If you are in North America and would like support for your SGI supported products, contact the Technical Assistance Center at 1-800-800-4SGI or your authorized service provider. If you are outside North America, contact the SGI subsidiary or authorized distributor in your country.