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Related Manuals for Theta Digital Prometheus
Summary of Contents for Theta Digital Prometheus
- Page 1 THETA DIGITAL Pr o m e t h e u s Owner’s Manual Vers 1.01...
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Page 2: Preface
IMPORTANT Save all packaging in a dry place away from fire hazards. Your Prometheus is a precision electronic instrument and should be properly packaged any time shipment is made. In the unlikely event that you have to return your Prome- theus to the factory or dealer for service or updating, the original packaging will best protect the unit from shipping damage. -
Page 3: Warning
The lightning flash with arrowhead symbol, within an equilateral triangle, is in- tended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of significant magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the product. -
Page 4: Prometheus Identification Record
Prometheus Identification Record This information is for your records and for future identification of the Prometheus. Please take a moment to fill out all pertinent data now, and as upgrades and/or options are installed. Whenever upgrades, inquiries and/or changes are requested, the serial number will be required. -
Page 5: Safety Precautions
IMMEDIATE EXTERNAL TEMPERATURE BE MAINTAINED AS SPECIFIED. DO NOT STACK ANY EQUIPMENT DIRECTLY ABOVE, BELOW OR TO THE IMMEDIATE SIDES OF THE PROMETHEUS AS TO PROTECT IT FROM OVERHEATING, AS WELL AS THE CONTINUED FUNCTIONALITY OF ANY EQUIPMENT NEAR AND AROUND AFTER MARKET and THIRD PARTY MODIFICATIONS Please note that any after market and/or third party modifications will void the warranty. -
Page 6: Table Of Contents
WARNING ..............................iii Prometheus Identification Record ........................iv SAFETY PRECAUTIONS ..........................v INTRODUCTION ..............................1 Getting to know your Prometheus ........................1 Burn-In/Break-In Time ............................. 1 Reference Manual Conventions ........................1 IMPORTANT NOTICE ............................ 2 Front Panel Layout ............................3 Rear Panel Layout ............................ -
Page 7: Introduction
Prometheus amplifiers meet visual specifications. The front panel of the Prometheus is manufactured in two versions – a left and a right, as shown in figure 3. A left version has the tower on the right side of the faceplate and is intended to be placed on the left side of the room. Visa versa for the right. -
Page 8: Important Notice
IMPORTANT NOTICE It is imperative that the Prometheus be connected to a ground via its three wire AC power cord. It is im- portant that the AC power outlet, which the Prometheus is plugged into, is actually grounded. Failure to do so will severely compromise the performance, reliability and safety of use of the Prometheus. -
Page 9: Front Panel Layout
Front Panel Layout Figure 2 - Front Panel Layout of a RIGHT Prometheus Illuminates when Prometheus temperature rises above the maximum operating temperature and 1. Protect LED puts the amplifier into STANDBY. 2. Standby LED Illuminates RED in STANDBY, GREEN during TURN-ON and BLUE for NORMAL OPERATION. - Page 10 Figure 3 - Front Panels of LEFT and RIGHT Prometheus amps.
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Page 11: Rear Panel Layout
6. STANDBY REMOTE TRIGGER jack. When the rear panel STANDBY TRIG- GER jack receives a 5-12 VDC signal Prometheus will turn on. When the signal is removed, the amplifier will turn off. 7. MAIN POWER switch. Master power switch. Disconnects AC to all circuits. It is... -
Page 12: Operation
When first turning on the rear panel power switch, the red STANDBY LED on the front panel will illuminate, indicating that the Prometheus is in standby mode. When in standby, the amplifier draws less than 1 watt from the wall outlet. -
Page 13: Appendix A Troubleshooting Guide
Appendix A Troubleshooting Guide If the Prometheus should function abnormally during operation, please review the items in the following checklist. Please be sure to thoroughly check all other connected components such as speakers and preamplifiers, as well as cables. If the problem persists, please consult your dealer or distributor. -
Page 14: Appendix B Wiring Diagram
Appendix B Wiring Diagram This section provides an example illustration of an input and output wiring scheme. Before making any connections, please turn off ALL audio and video devices. Unplug those that do not have a main power switch. It is recommended that all cables, including speaker cables be kept as short as possible for best sound quality. -
Page 15: Appendix D Specifications
APPENDIX D Specifications Analog Audio Inputs 1 RCA Jack (Single-ended) 1 XLR Jack (Balanced input) Input Impedance 47 kOhms, Single-Ended or Balanced, for each phase (Single-Ended) 1.825V RMS input for 250W into 8 ohms. Input Sensitivity (Balanced) 1.825V RMS input for 250W into 8 ohms. Gain Single-Ended or Balanced: 27.8 dB (Single-Ended) Non-Inverting... -
Page 16: Warranty
(5-Year Optional Extended Service Contract) Theta Digital division of Amplifier Technologies, Inc., henceforth referred to as Theta, warrants the product designated here- in to be free of manufacturing defects in material and workmanship, subject to the conditions set forth herein, for a period of 90 days from the date of purchase by the original purchaser, henceforth referred to as purchaser.
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