User Manual - Box Design by Pro
Contents
1. 10 CID 3 615 BY PRO JECT AUDIO SYSTEMS INSTRUCTIONS FOR USE Pro Ject Pre Box RS Dear music lover thank you for purchasing a Pro Ject Audio Systems preamplifier In order to achieve maximum performance and reliability you should study these instructions for use carefully V Warning of a hazard for the user the unit or possible misuse 15 Important notice Safety instructions AC outlet voltages vary from country to country Before connecting to the mains make sure that the voltage in your area meets the voltage requirements printed on the power supply The power supply is used to disconnect the unit from the mains Make sure that the power supply is easily accessible at all times Never handle the device the power supply while your hands are wet or damp V Avoid letting liquids enter the device or the power supply Never place any item containing liquid such as a flower vase on or near the device Never spill any liquid on the device or the power supply Never place any naked flame sources such as lighted candles on or near the device The product shall not be used in damp or wet locations next to a bathtub sink swimming pool or any other similar conditions Tubes produce heat Proper ventilation has to be guaranteed all the time The unit must not be stacked Connectors 2 EJ iils 0 00 Ior M BD 3 PO En o o M A VP hd CE A RoHS PUSH power PUSH PUSH PUSH RY 4 o2. 1 o 5 18 20V Pro Ject Audio Systems Vienna Austria E Make all connections whilst the preamplifier is disconnected from the power supply Take care to connect the left and right channels correctly The right channel is usually marked red the left channel black or white Wiring XLR sockets 1 ground 2 hot and 3 cold Never use any other power supply than the one supplied with the unit except of Pro Ject Power Box Record output connecting a headphone amplifier RCA phono sockets Out connects an analogue record device ore a Pro Ject Head Box headphone amplifier 15 Out provides a fixed output level Pre out XLR sockets A power amplifier or active loudspeakers can be connected to the output sockets marked Pre Out balanced connection E unbalanced connection use the supplied connection cable Length of the cable is 41cm XLR AA RCA female Pre Out R L socket unbalanced RCA connection 2 Pro Ject Audio Systems Pro Ject Pre Box RS from S N D16273 Revision 2014 10 27 Inputs The inputs Inl RCA phono sockets and In 4 XLR sockets provide higher gain They are dedicated to sources with low level output signal e g phono preamplitier tape deck or FM tuner The inputs In 2 and In 3 RCA phono sockets as well as In 5 and In 6 XLR sockets are suited to high level output sources like CD player D A converter or streamer Mains power connection Connect the low voltage
3. further advice Only when the problem cannot be resolved there should the unit be sent to the responsible distributor in your country Warranty The manufacturer accepts no responsibility for damage caused by not adhering to these instructions 5 for use Modification or change to any part of the product by unauthorized persons release the manufacturer from any liability over and above the lawful rights of the customer Copyright trademarks Pro Ject Audio Systems is a Registered Trademark of H Lichtenegger This guide was produced by Pro Ject Audio Systems Copyright 2014 All rights reserved The information was correct at the time of going to press The manufacturer reserves the right to make changes to the technical specification without prior notice as deemed necessary to uphold the ongoing process of technical development 4 Pro Ject Audio Systems Pro Ject Pre Box RS from S N D16273 Revision 2014 10 27
4. plug from the power supply to the Power 18 20V Y socket before connecting the power supply to the mains Remote control ON OFF S turns the unit on or back into standby A and hd adjust the sound volume on and select the inputs Front panel controls o A 123 45 6 M VOLUME Pre Box RS To switch on from standby or to standby The switch on the left hand side of the front panel turns the unit on or back into standby The blue LED above the stand by switch shows that the unit is switched on After switching on the tubes need a short time to reach the correct operating temperature During warm up the blue LED above the stand by switch is blinking We recommend to set the volume control to 0 prior to switching on Input selector After the unit is powered on operating the switch next to the six LEDs selects the inputs The selected input will be shown by the corresponding LED Volume Adjust the volume to the desired level using the large knob on the front panel Pro Ject Audio Systems Pro Ject Pre Box RS from S N D16273 Revision 2014 10 27 3 Replacing batteries Proceed as follows e Unlock and slide open the battery case cover e Replace the battery Make sure the battery is the right way round e Close the battery case cover Battery type 1 x CR2032 3V or 1 x CR2025 3V Do not dispose the batteries as ordinary domestic refuse Please dispose your exhausted batteries at th
5. e appropriate collection sites usually located at supermarkets and drugstores Technical specifications Pro Ject Pre Box RS Tubes Frequency response Noise floor THD Gain XLR and RCA outputs Pre out Pre Out Record Out Out gain ratio input output signal Fixed output signal Line level inputs Input impedance Wiring XLR sockets Outboard power supply Power consumption Replacement battery remote control Dimensions W x H x D D with sockets Weight Service 2 x ECC88 6922 20Hz 50kHz 0dB 0 8dB 95dB A weighted 0 06 XLR 12dB RCA 6dB for input In 1 and input In 4 XLR 6dB RCA OdB for inputs In 2 amp In 3 and inputs In 5 amp In 6 1 pair XLR sockets balanced connection Unbalanced connection via supplied connection cable XLR gt RCA RCA input In 1 gain 6dB RCA inputs In 2 amp In 3 gain OdB XLR input In 4 gain 6dB XLR inputs In 5 amp In 6 gain OdB 3 pair RCA phono sockets and 3 pair XLR sockets 150kohms for RCA input In 1 and XLR input In 4 30kohms for RCA inputs In 2 amp In 3 and XLR inputs In 5 amp In 6 1 ground 2 hot and 3 cold 20V 3A DC suitable for your country s mains supply 700mA DC lt 1W in standby 1 x CR2032 3V or 1 x CR2025 3V 206 x 72 x 200 210 mm 1950g without power supply Should you encounter a problem which you are not able to alleviate or identity despite the above information please contact your dealer for
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