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User Instructions
Cyrus Pre

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Summary of Contents for Cyrus Pre

  • Page 1 User Instructions Cyrus Pre...
  • Page 2 Cyrus Pre English...
  • Page 3: Table Of Contents

    Congratulations purchase your CAUTION Cyrus Pre state of the art pre-amplifier. This piece of equipment is a precision manufactured state-of-art POLARISED CONNECTOR (115V PRODUCTS ONLY) product, constructed to the highest standards and To prevent electrical shock, match wide blade of plug to wide specifications.
  • Page 4: Cautions

    Cyrus Pre CAUTIONS Your Cyrus Pre is factory set to operate from a fixed Avoid installing the Cyrus Pre in a location which is mains supply voltage, which is marked on a label at the exposed to direct rays of the sun, or near to hot appliances rear of the unit.
  • Page 5: Installation

    PSX-R Connection Spare Input CD Input (Balanced, Left) Aux Input CD Input (Balanced, Right) RCA/BAL Selector Switch for CD Input Output to Power Amplifier (BAL, Left) CD Input (RCA) Output to Power Amplifier (BAL, Right) Fig.1 Pre-amplifier (rear view) English...
  • Page 6 Connecting a PSX-R Power Supply (Optional) POSITIONING THE UNIT If a PSX-R is to be used with the Cyrus Pre, proceed to The Cyrus Pre may be positioned as a free standing unit connect the umbilical cord of the PSX-R to the 5-pin or alongside another piece of audio equipment.
  • Page 7 Some moving coil cartridges are supplied with an external Connecting a Turntable step-up transformer or pre-amplifier. In this case the Cyrus Pre should be set for use with a Moving Magnet Connect the phono cable from the turntable to the phono cartridge (as supplied).
  • Page 8 For most systems a wide variety of products such as a second CD player, where the Cyrus Pre is placed close to the power amplifier tuner or VCR, an electronic keyboard or a second tape the best results will be achieved by using the RCA phono deck if only replay is necessary.
  • Page 9 INSTALLATION Cyrus Pre Connecting a power amplifier with RCA phono cables Connect a phono cable interconnect from the Cyrus Pre Pre-out sockets to the left and right inputs of the power amplifier. When using the Pre-out sockets , ensure that...
  • Page 10: Operation

    Cyrus Pre OPERATION Standby Switch Auxiliary Standby Light Video Balance Tuner Remote Eye Volume Level Phono Tape Mute Spare Fig. 2 Pre-amplifier (front view) English...
  • Page 11 OPERATION Cyrus Pre English...
  • Page 12 If Volume and balance control the Cyrus Pre is to be left unattended for a long period however, the mains power should be switched off or the The rotary knob of the Cyrus Pre has a dual function product disconnected from the AC supply.
  • Page 13: Remote Control

    When in this mode, you can control the L-R balance by up to +/-4dB as well as switching one channel off completely In normal mode the rotary knob of the Cyrus Pre controls when the control is turned to an extreme. The balance...
  • Page 14 Power control the Cyrus Pre, provides full unified control of a complete system of Cyrus components. The following section Your Cyrus Pre may be turned on by selecting any Input summarises the control functions which are available Select Key on the Cyrus System Commander.
  • Page 15 REMOTE CONTROL UNIT Cyrus Pre Rear level select Sleep/Status Key 23-25. AV Mode Indicators Power Off Display Key Mute Memory Store Phase Number Keypad Mono Key Function Key Balance Key Quick Search - Reverse Level Thumbwheel Quick Search - Forward 8-12.
  • Page 16 Ensure that the polarity of the batteries is Mute correct and matches the diagrams marked inside the The mute function of the Cyrus Pre can be selected by holder. Batteries which are fitted incorrectly may damage pressing the MUTE key of the System Commander the sensitive circuitry of the System Commander.
  • Page 17: Additional Information

    • your Cyrus Pre. No adjustments are necessary when When first powered up, the Cyrus Pre will run a self- connecting the Cyrus PSX-R to the Cyrus Pre- full test, checking the internal functions and all the front connection instructions can be found on page 5.
  • Page 18 This display shows that the selected input component. To compensate for this, the unique calibration memory of the Cyrus Pre can be (e.g. tuner) has been programmed to be 2dB programmed to memorise a volume offset for all more sensitive than the CD input. This will inputs with reference to the CD input.
  • Page 19 RCA phono interconnects. The diagram on the right shows a typical Cyrus system of Cyrus dAD7, Cyrus FM7, Cyrus Pre and Cyrus Power with such an MC- Bus loop connected. Referring to this diagram, connect the first cable between the MC-Bus output of the Cyrus Pre and the MC-Bus input of the next Cyrus component.
  • Page 20 • The moving magnet (MM) phono input supplied with There are no user serviceable parts in the Cyrus Pre so the Cyrus Pre is designed to match correctly the gain there is no reason to remove any of the panels. After...
  • Page 21: Troubleshooting

    No sound from either speaker when using CD input TROUBLE SHOOTING GUIDE only If you suspect that your Cyrus Pre is not operating to • Check that the RCA/XLR input selector is set specification please read through this section before correctly on the rear panel (see page 4).
  • Page 22 Cyrus exists. If the fault is removed by doing this then the Pre. Check the type of the pickup cartridge with the original source is at fault. manufacturer and if necessary arrange with your •...
  • Page 23 TROUBLESHOOTING Cyrus Pre AUDIO PERFORMANCE POWER SUPPLY Input Sensitivity ..Line ........200mV Voltage ......See the label at the rear of the unit Phono MM ......2.75mV Power consumption............. 11W Phono MC (optional) ..200µV Safety Requirements ..........IEC 65 Input Impedance ..
  • Page 24 We strongly recommend that you retain the sales receipt purchased or if that is not convenient, through another for your CYRUS equipment in case of any warranty claim. authorised MISSION/CYRUS dealer. The above conditions do not affect your statutory rights as MISSION shall not be liable for any consequential a consumer.
  • Page 25 NOTES Cyrus Pre English...