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Video DAC
picoLink Series
DAC-191p
Guide to Installation
and Operation
M824-9800-100
Copyright 2007
Miranda Technologies Inc.
Specifications may be subject to change.
Printed in Canada
March 2007
Miranda
Technologies inc.
3499 Douglas-B.-Floreani
St-Laurent, Québec, Canada H4S 1Y6
Tel. 514-333-1772
Fax. 514-333-9828
www.miranda.com

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  • Page 1 Video DAC picoLink Series DAC-191p Guide to Installation and Operation M824-9800-100 Copyright 2007 Miranda Technologies Inc. Specifications may be subject to change. Printed in Canada March 2007 Miranda Technologies inc. 3499 Douglas-B.-Floreani St-Laurent, Québec, Canada H4S 1Y6 Tel. 514-333-1772 Fax. 514-333-9828...
  • Page 2 FCC Part 15, Subpart B CE EN50081-1:1992 CE EN50082-1:1992. CONTACT MIRANDA For technical assistance, please contact the Miranda Technical Support centre nearest you: Americas Asia Telephone: Telephone:...
  • Page 3: Table Of Contents

    Guide to Installation and Operation CONTENTS page 1.0 DAC-191p ..........1 1.1 Introduction............1 1.2 Features ............1 2.0 Physical Layout ........2 3.0 Installation ..........3 3.1 Power Supply ..........3 3.2 4:2:2 Input ...........4 3.3 CAV Outputs ..........4 4.0 Operation ..........5 4.1 Switch Settings..........5 4.2 Status LED ............6 5.0 Specifications........
  • Page 4 Guide to Installation and Operation DAC-191p...
  • Page 5: Dac-191P

    Guide to Installation and Operation 1.0 DAC-191p 1.1 Introduction The DAC-191p is the industry’s smallest 4:2:2 serial digital video to component analog video DAC. This product automatically detects 525-line and 625-line 4:2:2 signals conforming to the SMPTE 259M-C standard and provides BETA/EBU or GBR output signals.
  • Page 6: Physical Layout

    Guide to Installation and Operation 2.0 Physical Layout Figure 2 illustrates the DAC-191p’s major parts and their locations. The video source is connected to the 4:2:2 input BNC and the component analog output signals are provided by the CAV outputs. Error status is provided by the status LED and mode settings are configured by two 3-position slide switches.
  • Page 7: Installation

    Guide to Installation and Operation 3.0 Installation 3.1 Power Supply The power supplies LKS-WSA and LKS-WSE, for 110 V and 220 V operation respectively, are used to power the DAC-191p. Each power supply provides a regulated +5 VDC@750 mA power source. The DAC-191p employs a mini XLR-3 connector for its power needs.
  • Page 8: 4:2:2 Input

    Guide to Installation and Operation 3.2 4:2:2 Input Connect a 4:2:2 serial digital signal to the BNC labeled 4:2:2 IN. The 4:2:2 input signal must conform to the SMPTE 259M-C standard. 3.3 CAV Outputs The CAV outputs consist of green, blue, and red color coded male BNC connectors.
  • Page 9: Operation

    Guide to Installation and Operation 4.0 Operation 4.1 Switch Settings Figure 4 shows the slide switch locations and functions. Output CAV standard (SW1) Normal and Test (SW2) Miranda Technologies inc. DAC-191p Made in Canada picoLink SDI IN Status LED Figure 4: DAC-191p switch settings...
  • Page 10: Status Led

    Guide to Installation and Operation input signal is installed. 525-line outputs produce a 75% color bars signal whereas 625-line outputs produce a 75% color bars with 100% white bar signal. 4.2 Status LED The bi-colored status LED, located next to the CAV output cable, is provided to identify any input errors and the selection of the test pattern.
  • Page 11: Specifications

    Guide to Installation and Operation 5.0 Specifications Input Signal: 4:2:2 SMPTE 259M-C (270 Mbps) Cable length: 250 m (850') Return loss: > 15 dB up to 270 MHz 75 Ω BNC Connector : Output Signal: G/Y, B/B-Y, R/R-Y 700 mV nominal with 280 mV sync Return loss:...

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