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Summary of Contents for Logitek TRU-VU
- Page 1 Logitek TRU-VU LED Audio Level Display Operation & Service Manual...
- Page 2 United States copyright laws and international treaty provisions. Logitek grants to you the right to use one copy of the embedded soft- ware in each Tru-VU meter you purchase. You may not rent or lease the software. You may not reverse engineer, decompile, disassemble, or cre- ate derivative works from the software.
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Page 3: Table Of Contents
Tru-VU LED Meter INSTRUCTION MANUAL Table of Contents SECTION 1 — GENERAL INFORMATION 1-1 General Description ..........3 1-2 Electrical Specifications . -
Page 4: Section 1 - General Information
1-1 General Description 1-3 Instrument Identification The Logitek Tru-VU is a bargraph type audio level The Tru-VU is identified by a model number and a meter featuring two curved LED bargraphs. Average three or four digit serial number. The model number is displayed as a solid bar. -
Page 5: Section 2 - Preparation For Use
The unit should never be oper- The Tru-VU is set so that -4 dBFS will light the top ated if the ambient temperature is above 55 degrees C bargraph LED (+16 dB). -
Page 6: Connecting Analog Input Models
Center Hot Pin 3 Connect to pin 1 The Tru-VU shield pins are bonded directly to the chassis at the connector and do not share any ground paths with the internal circuitry. This allows cable shields to be connected at both ends without causing hum problems. -
Page 7: Section 3 - Operating Instructions
300 milliseconds per 20 dB. These ballistics conform the international standards with the exception that the Tru-VU peak attack time is slightly faster. 3-3 User Maintenance The chassis and display windows of the unit may be cleaned using a mild detergent or isopropyl alcohol and a soft cloth. -
Page 8: Section 4 - Servicing
* * * * * * * * * * * * * * * * * * * * * * * * * * * * 4-1 General Information 4-4 Access to Circuit Cards The Tru-VU is designed to need a minimum of main- tenance for long trouble-free operation. Should repair The internal components of the meter are ac-... -
Page 9: Analog Input Card
-6 dB pad between its input and output. These pads allow +20 dBu input signals to be handled Each Tru-VU contains a ground isolated and fil- by the +/- 5 volt supply rails. Signal gain is adjusted via... -
Page 10: Section 5 - Replacement Parts List
SECTION 5 — REPLACEMENT PARTS LIST All replacement parts are stocked in depth at the Logitek factory. Most are also available through local electronic parts distributors. For your convenience in purchasing replacement parts locally, we include the following parts list. -
Page 11: Digital Input Card
PN-050-010-455 Integrated Circuits AES/EBU receiver CS-CS8412-CS +5 VDC regulator 100ma MO-MC78L05ACP Resistors 2200 1000 Switches SW1,2 2 position SPST dip lever CT-194-2MST Transformers AES/EBU SS-67129600 1 pc. Circuit card LG-272A Bright-VU Digital Input ** Tru-VU Instruction Manual ** Page 11... -
Page 12: Led Display Card (Master)
PN-MLSS156-3A 3-pin large socket PN-CE156F20-3A Power entry module/fuse holder SR-6200.4115 Switches Slide DPDT CK-L202-121MS02QE Transformers 10V 2.4A International SI-IF-24-16 1 pc. Circuit card LG-253C VU Supply 1 pc. Power cord (North America) BE-17251 Page 12 ** Tru-VU Instruction Manual **... -
Page 13: Section 6 - Manufacturers List
Schaumburg, IL Neutrik Lakewood, NJ Panduit Corp. Tinsley Park, IL Quality Technologies Sunnyvale, CA Signal Transformers Co. Inwood, NY Schurter Inc. Petaluma, CA Schott Corp. Minneapolis, MN II Stanely Co., Inc. Los Angeles, CA ** Tru-VU Instruction Manual ** Page 13... -
Page 14: Section 7 - Diagrams
SECTION 7 — DIAGRAMS Page 14 ** Tru-VU Instruction Manual **... - Page 15 ** Tru-VU Instruction Manual ** Page 15...
- Page 16 Page 16 ** Tru-VU Instruction Manual **...
- Page 17 ** Tru-VU Instruction Manual ** Page 17...
- Page 18 Page 18 ** Tru-VU Instruction Manual **...
- Page 19 ** Tru-VU Instruction Manual ** Page 19...
- Page 20 EXCEPT AS warranty extends to the original purchaser only. SPECIFICALLY PROVIDED HEREIN, LOGITEK LOGITEK will repair or replace, at its option, at its MAKES NO WARRANTY, REPRESENTATION, factory without charge professional equipment if a de-...
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