GRASS VALLEY SMS 8301A-K User manual

SMS 8301A-K
KEY TO SERIAL COMPONENT DIGITAL CONVERTER
Instruction Manual
TP3507-01
FIRST PRINTNG: AUGUST 1993
REVISED PRINTNG: APRIL 1998

Contacting Grass Valley Group
Copyright © Grass Valley Group. All rights reserved.
This document may not be copied, in whole or in part, or otherwise reproduced,
except as specifically permitted under U.S. copyright law, without the prior written
consent of Grass Valley Group, P.O. Box 599000, Nevada City, CA 95959-7900 USA.
GRASS VALLEY GROUP is a registered trademark and Grass Valley is a trademark of
Grass Valley Group. All registered trademarks and trademarks are property of their
respective holders. Grass Valley Group products are covered by U.S. and foreign pat-
ents, issued and pending. Product options and specifications subject to change without
notice. The information in this manual is furnished for informational use only, is sub-
ject to change without notice, and should not be construed as a commitment by Grass
Valley Group. Grass Valley Group assumes no responsibility or liability for any errors
or inaccuracies that may appear in this publication.
Region Voice Fax Address Web Site
North America [phone]
530-478-4148 [phone] Grass Valley Group P.O. Box 599000
Nevada City, CA 95959-7900 USA
www.grassvalleygroup.com
Pacific Operations [phone]
Support: 852-2585-6579 [phone]
U.K., Europe, Asia,
Middle East [phone] [phone]
France [phone]
Germany [phone] [phone]

iii
Important Safeguards and Notices
Symbols and Their Meanings in This Manual . . . . . . . . . . . . . . . . . . . . . . vii
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix
Cautions ...................................................... x
Power Supply Cords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .xi
North American Power Supply Cord . . . . . . . . . . . . . . . . . . . . . . . . . . xi
International Power Supply Cord . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xi
EMC Regulatory Notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii
Federal Communications Commission (FCC) Part 15 Information . xii
89/336/EEC EMC Directive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xii
SMS 8301A-K Key to Serial Component Digital Converter
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Signal Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Timing and Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Module Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Vertical Blanking Width Selection . . . . . . . . . . . . . . . . . . . . . . . . . . 9
8/10 Bit Output Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Internal/External Sync Selection . . . . . . . . . . . . . . . . . . . . . . . . . . 11
External Sync Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Module Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Rear Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Inputs/Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Remote . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Front Panel Controls/Displays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Contents

iv
Contents
Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Input Format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Black Level Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Gain Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Ref Present LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Module Alignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Alignment Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Free Run Frequency Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Frequency Response Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Key Video In H Phase Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Index

v
Contents
List of Illustrations
Figure 1. 8301A-K Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Figure 2. JP1 Jumper Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 3. JP101 Jumper Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 4. JP103 Jumper Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 5. JP900 Jumper Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 6. 8301A-K Rear Connector Overlay . . . . . . . . . . . . . . . . . 14
Figure 7. 8301A-K Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 8. 8301A-K Calibration Waveform . . . . . . . . . . . . . . . . . . . 18
Figure 9. JP103 Jumper Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 10. JP103 and JP200 Shorting Jumpers . . . . . . . . . . . . . . . . . 23