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All information contained herein is confidential. No portions of this manual may be
reproduced by any means without written permission from Logitek Electronic Sys-
tems, Inc.

COPYRIGHT 1995, LOGITEK ELECTRONIC SYSTEMS, INC.

Logitek Software License Agreement

The Bright-VU unit you have purchased contains embedded software.

The software is owned by Logitek Electronic Systems, Inc. and is protected
by 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 Bright-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. You may not create copies of the
software.

This statement will be governed by the laws of the State of Texas, U.S.A.

Logitek reserves all rights not specifically granted in this statement.

Summary of Contents for BRIGHT-VU

Page 1: ...l B r i g h t V U 3 5 3 0 2 5 2 0 1 5 1 0 7 5 3 2 1 0 1 2 3 6 9 1 2 1 5 3 5 3 0 2 5 2 0 1 5 1 0 7 5 3 2 1 0 1 2 3 6 9 1 2 1 5 1 8 1 8 3 5 3 0 2 5 2 0 1 5 1 0 7 5 3 2 1 0 1 2 3 6 9 1 2 1 5 3 5 3 0 2 5...

Page 2: ...itek Electronic Systems Inc and is protected by 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 Brigh...

Page 3: ...TRUCTIONS 3 1 Bargraph Description 6 3 2 Display Ballistics 6 3 3 Using Alignment Tones 6 3 4 User Maintenance 6 3 5 Resetting the Program 6 SECTION 4 SERVICING 4 1 General Information 7 4 2 Fuse 7 4...

Page 4: ...ed Loop through 2200 Ohm balanced Termination transformer balanced Connector Female 3 pin XLR IN Male 3 pin XLR OUT AC Line Input Voltage 50 60 Hz 105 129 VAC or switch settable 220 240 VAC Power Requ...

Page 5: ...ected via a slide switch located next to the power transformer in side the unit To gain access to the voltage select switch remove the enclosure top cover The switch is located adjacent to the large p...

Page 6: ...iggered by several selectable fault conditions The relay contacts are brought out on the rear panel terminal block The alarm function is controlled by an eight position DIP switch located on the DSP c...

Page 7: ...verage and peak value of a sine wave The size of the VU to PPM difference is a function of signal wave shape and the only signal that has the same VU and PPM reading is a square wave 3 4 User Maintena...

Page 8: ...e risk of static electricity Store such circuits on conductive foam or in anti static containers Do NOT store on styrofoam or other plastic sheets Improper handling may damage these devices 4 4 Access...

Page 9: ...nes are current controlled and con nected to the LED anodes Digit lines connect to the LED cathodes Scanning is accomplished by taking each digit line low one at a time and sourcing current from the s...

Page 10: ...o data is sent synchronously data clock frame sync to the DSP in 64 bit strings via connector P3 The reset sig nal from the DSP control card is also connected to the ADC The DSP activates the reset on...

Page 11: ...10 153 P3 3 pin large header locking PN MLSS156 3A P4 3 pin header PN MFSS100 3A P5 6 10 pin dual row header PN 051 010 153 4 pcs 10 pin dual row socket PN 050 010 455 1 pc 3 pin large socket PN CE156...

Page 12: ...8 50K multi turn trim MP CT9X503 R9 10 300 1 pc Circuit card LG 271A Bright VU Analog Input 5 3 Digital Input Card Capacitors C1 047uf 50V CE CW 20C473K C2 4 1uf 50V SMD ceramic NC NMC1206Z5U104M50T...

Page 13: ...ver MM MAX7219CWG Resistors R1 10K Switches SW1 Slide SPDT CK TS01 C K E 1 pc Circuit card LG 273A Bright VU Display 5 5 Power Supply Capacitors C1 6800uf 35V electrolytic IL 688LBA035M2CD C2 1uf 50V...

Page 14: ...E103MATMA C23 1 uf 50V ceramic SMD NC NMC1206Z5U104M50T C24 25 470pf 100V ceramic SMD AV 12061A471JATMA C26 1 uf 50V Z5U SMD 1206 NC NMC1206Z5U104M50T Diodes D1 2 5 4V zener GI 1N4734A Integrated Circ...

Page 15: ...le CA HP Hewlett Packard Opto electronics Div Santa Clara CA IL Illinois Capacitor Lincolnwood IL LF Littlefuse Des Plaines IL LG Logitek Circuit cards Houston TX LT Linear Technologies Milpitas CA MM...

Page 16: ...SECTION 7 DIAGRAMS Page 16 Bright VU Instruction Manual...

Page 17: ...Bright VU Instruction Manual Page 17...

Page 18: ...Page 18 Bright VU Instruction Manual...

Page 19: ...Bright VU Instruction Manual Page 19...

Page 20: ...his order and Seller s obligation under this warranty shall be limited to such adjustment as Seller may obtain from the original manufacturer This limited warranty is void if equipment is modi fied or...

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