Instruction/ maintenance manual of the product RX-7 Lexicon
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ZX-7 / RX-7 Power Amplifier User Guide.
IMPORTANT SAFETY INSTRUCTIONS 1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follo w all instructions. 5. Do not use this app aratus near wat er . 6. Clean only with a dry cloth. 7. Do not block an y ventilation openings.
Lexicon Inc. 3 Oak Park Drive Bedford, M A 01730-14 13 USA T el 781-280-0 300 Fax 781-2 80-0490 www .hsgav .com Customer Service T elepho ne: 781-280-03 00 Fax: 781-280- 0499 email: csupport@hsga v .
Introduction Lexicon ii DOCUMENTATION CONVENTIONS This document c ontains general safet y , installa tion and operatio n in structions for the RX-7 and ZX-7 Power Amplifiers. It is im portant to read this user guide before attemptin g to use the product.
ZX-7 / RX-7 Introduction iii Table of Contents Getting Started About The ZX-7 and RX-7 ........................ ..................... ............ 1-2 Product Registration ................. ..................... ..................... ....... 1-2 Highlights .
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1 Getting Started About The ZX-7 and RX-7 ... ................................ ....................... 1-2 Product Registration ...... ................. ................................ ............ 1-2 Highlights ............................. .......
Getting Started Lexicon 1-2 ABOUT THE ZX-7 AND RX-7 Congratulations a nd thank you for purchasing you r new Lexicon Power Amplifier . This is a refere nce-quality amplifier designed to meet the highest standards of power and performance un der the most extreme operating condit ions.
ZX-7/RX-7 Getting Started 1-3 HIGHLIGHTS • ZX-7: 300 Watts per channel @ 8 Ohms RX-7: 200 W atts per channel @ 8 Ohms • Dual oversized toroidal power transfor mers with extraordinarily low DC resi.
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2 Basic Operation Front-Panel Overview ... ................. ................................ ............ 2-2 Standby Button ... .......................... ..................... ..................... ................. 2-3 Rear-Panel ZX-7 230 VAC Overview .
Basic Operation Lexicon 2-2 FRONT-PANEL OVERVIEW The ZX-7 front pa nel is shown below . The RX-7 front pane l is shown on page 2-3. The sta ndby button (1) is the only front-panel control on bo th amplifier models.
ZX-7/RX-7 Basic Operation 2-3 STANDBY BUTTON Activates and deactivate s standby mode wh en the ZX-7/RX-7 am plif ier is powered on with the rear panel power switch. The standby button (1) performs no fun ction when the amplifier is powered off with the re ar panel power switch.
Basic Operation Lexicon 2-4 REAR-PANEL ZX-7 230 V AC OVERVIEW The ZX - 7 23 0 V AC re a r pa nel is shown below . The ZX-7 120 V AC rear panel is shown on page 2-5. The numbers in the rear-panel ill ustrations correspond with the numb ered description items.
ZX-7/RX-7 Basic Operation 2-5 REAR-PANEL ZX-7 120 V AC OVERVIEW 1. Unbalanced Input Co nnectors 2. XLR Bala nced Input Connecto rs 3. Chassis Ground 4.
Basic Operation Lexicon 2-6 REAR-PANEL RX-7 OVERVIEW 1. Unbalanced Input Connect ors 2. XLR Balanced Input Connectors 3. Chassis Ground 4. Remote T rigger 5. Master Power Sw it ch/Cir cuit Breaker 6. AC Power Connector 7. Speaker Output Connect ors RIGHT RIGHT SIDE RIGHT REAR CENTER LEFT REAR LEFT SIDE LEFT LEXICON DESIGNED AND ASSEMBLED IN U.
ZX-7/RX-7 Basic Operation 2-7 1 & 2 UNBALANCED/BALANCED INPUT 1 TO 7 CONNECTORS Provides audio input for the sp eakers connected through t he unbalanced (RCA) inputs or ba lanced (XLR) inputs . The illustration below shows the appropriate cable pin-out for XLR connectors.
Basic Operation Lexicon 2-8 restore AC power . If the circuit bre aker immediately trips to the OFF position, unplug the a mplifier from the AC p ower source and contact Lexicon Customer Service.
ZX-7/RX-7 Basic Operation 2-9 POWER CONTROL CONNECTIONS The ZX-7/RX-7 features a built-in remote power-on system that will automatically sw itch the amplifier on when another device in the system is switched on.
Basic Operation Lexicon 2-10 REMOTE POWER ON WITH EXTERNAL AC TO DC POWER CONVERTER If your preamplifier , processor or receiver does not have a dedicated trigger jack, it is still possible to activate the unit for automatic power on when a switched outlet is available on the sour ce device rear panel.
ZX-7/RX-7 Basic Operation 2-11 PROTECTION MODE The ZX-7/RX-7 is equipped to pr otect itself against potentially damaging condit ions such a s over heating, mis-wiring and electrical failures. Under such conditions , the ZX-7/R X-7 will enter a protection mode.
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3 T r oubleshooting & Maintenance Troubleshooting ............ .............. ............. .............. ............. ........3-2 Maintenance ..
Troubleshooting & Maintenance Lexicon 3-2 T ROUBLESHOOTING The amplifier does not power on . 1. Check the rear panel circuit breakers. Ensure breakers have not been tripped. 2. Attempt to power on the amplifie r with the f ront panel Standby button .
Lexicon Troubleshooting & Maintenance 3-3 component is properly grounde d and connected to the same electrical ground as the ZX-7/RX-7. 3. T urn off all components w ithin your system, and then disconnect the input cable on the amplifier . T urn th e amplifier back on.
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A Appendix Specifications ........ ................ .............................. .............. ......... A-2 Declaration of Conformi ty ............
Appendix Lexicon A-2 SPECIFICATIONS Specifications are subject to change without notice. Audio Input Connectors ZX-7 / RX-7 7 RCA, 7 XLR Audio Output Connectors ZX-7 / RX-7 7 pairs of gold-plated bind.
ZX-7/RX-7 Appendix A-3 DECLARATION OF CONFORMITY Application of Council Directive(s): 2004/108/EEC and 73/23/EE C as amended by 93/68/EEC Standard(s) to Which Conformity is Declared: EN55013:2001 + A1.
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PRODUCT REGISTRATION Please register this product within 15 days of purchase. To do so, complete and return this card or register online at www. lexicon.
A Harman International Company Part No. 070-18130 | Rev 0 #6.
An important point after buying a device Lexicon RX-7 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lexicon RX-7 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lexicon RX-7 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lexicon RX-7 you will learn all the available features of the product, as well as information on its operation. The information that you get Lexicon RX-7 will certainly help you make a decision on the purchase.
If you already are a holder of Lexicon RX-7, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lexicon RX-7.
However, one of the most important roles played by the user manual is to help in solving problems with Lexicon RX-7. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lexicon RX-7 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
