Listen. Relax. Enjoy.
Contents
1. Stereo mode Set the mode selector to position 1 stereo mode Connect the right source output The inputs cannot be used simultaneously Connect the right speaker output with your with the right power amp input and the left source output with the left power amp in right loudspeaker and the left speaker output with your left loudspeaker put Set the input selector to the corresponding position XLR input or RCA input Note www lindemann audio com Mono Bi Amping Operation 2x Musicbook 55 with musicbook 20 25 passive loudspeakers unbslandced R balanced L musicbook 20 25 20 musicbook bb P 00000000 060000 musicbook bb Mono bi amping mode Each channel is driven by its dedicated power amplifier which is run in mono mode Set the corresponding position XLR input or RCA input Now connect the outputs pairwise the mode selector to position 2 mono bi amping mode Connect both the right and with the bi wiring terminals of your loudspeaker Each terminal pair of the loudspeak the left source outputs with the left power amp input for the corresponding channel er is now driven by its own power amp In mono mode only the left input of the power amp is used Set the input selector to Mono Bridge Operation musicbook 55 2x Musicbook 55 with musicbook 20 25 passive loudspeakers musicbook 20 25 s 1 a A gt E O musicbook 52. Listen Relax Enjoy User manual www lindemann audio com Welcome Table of contents I Congratulations on your purchase of this device and thank you for choosing a LINDEMANN product We hope you enjoy listening to music during long evenings with your favorite recordings With the musicbook series you have chosen one of the most technologically advanced and best sounding Scope of delivery 4 Frontview 5 audio systems We develop and manufacture our equipment in Germany Rear view 6 and have put all our passion and over 20 years of experience into this ex traordinary product that leaves no wishes unfulfilled in terms of sound Stereo Operation 7 quality Discover a new quality of music reproduction that easily fills large rooms and puts singers within reach in your living room Enjoy listening Mono Bi Amping Operation 8 Mono Bridge Operation 9 Your LINDEMANN team Technical specifications 10 CE s YES This product complies with the directives 2006 95 EC Low Voltage Directive 2004 108 EC 2013 Lindemann audiotechnilcGmbH EMC Directive and 2009 125 EC ErP Directive Important safety information Read this user manual carefully Carefully observe all NOTES The manual is designed to help you to properly use your new Lindemann product so that you can enjoy all its features Keep this user manual for future reference e Before connecting the device check to see if your power supply matches the values specifi
3. 0 05 typ e Switching threshold of input signal approx 0 5 mV sot a nash nn er EE e Idle mode Power supply switched on amplifier switched off Consumption 1 W e Standby mode only the standby power supply is active Consumption 0 5 W e Active mode Power supply and amplifier switched on Consumption depending on volume averages 20 50 W 800 W maximum in peaks e Switch on times approx 2 s from idle to active mode approx 8 s from standby to active mode e Switch off times after 30 min the amplifier returns to idle mode and after another 30 min it switches to standby mode www lindemann audio com Lindemann audiotechnik GmbH 82152 Krailling Germany Tel 49 0 89 891 36 79 0 Fax 49 0 89 891 36 79 29 info lindemann audio com www lindemann audio com
4. 5 Standby LED tereo The amplifier lights up constantly in yellow and pulsates in operation A highly sensitive signal detector switches the device on and off automatically This avoids unnecessary energy consumption Lights up red in case of error the reliably operating protection circuits monitor the z Error indicator LED amplifier output and protect the loudspeakers from damage www lindemann audio com Rear view Balanced XLR and unbalanced RCA inputs for connecting a network player or USB DAC Non magnetic gold plated RCA sockets for optimum signal transfer Note The inputs cannot be used simultaneously Loudspeaker ports for connection of the power amplifier to the speakers We recommend the use of speaker cables with hollow safety plugs 4 mm diameter Input selector Set the toggle switch to the desired input XLR balanced or RCA unbalanced Power switch for completely disconnecting u the musicbook 55 from the power supply Use left channel input for Mono operation 0 reserved 1 1 Stereo 2 Mono Bi Amp ME GE EET IEC power connector for connecting to the power supply Mode selector This switch is used to select the stereo mono bi amping or mono bridge mode Note The speaker cables must be configured according to the desired operating mode Stereo Operation musicbook 55 musicbook 55 with musicbook 20 25 passive loudspeakers musicbook 20 25
5. 5 musicbook 55 Mono bridge mode Each channel is driven by its dedicated power amplifier which is run in mono mode your right loudspeaker and the left speaker output with your left loudspeaker Note in Set the mode selector to position 3 mono bridge mode Connect both the right and bridge mode the upper left hand red connector becomes the positive output and the the left source outputs with the left power amp input for the corresponding channel In lower right hand red connector becomes the negative output Thus the loudspeaker mono mode only the left input of the power amp is used Set the input selector to the hangs between the two power amps in a push pull operation mode corresponding position XLR input or RCA input Connect the right speaker output with www lindemann audio com Technical specifications of the musicbook 55 Overview I The musicbook 55 is equipped with intelligent consumption management Immediately Fully balanced stereo power amplifier in Class D technology based on acircuit concept after the amplifier is switched on it goes into idle mode When a music signal is detect protected by several patents the UCD amplifier With all discrete circuitry and careful ed on the input the amplifier switches from idle mode to active mode If no music Is fine tuning the technology fulfills its full sonic potential Highly detailed and dynamic played for 30 min the amplifier switches back to idle mode Af
6. ed on the type plate The type plate is located on the bottom of the device e When connecting the device use the included power cord or another appropri ate power cord Operation without protective grounding is not permitted and is dangerous e Connect the device with a proper power socket and route the cable so that it can not be crushed or kinked Make sure that the power cord remains undamaged and constantly accessible e To prevent fire or electric shock do not expose this device to rain or moisture The device must not be operated outdoors Protect the product from dripping or splashing fluids and do not place any objects filled with water such as vases on the product or in its vicinity As with all electronic devices liquids should never be allowed to penetrate into product e Do not make any changes to the product or its accessories Unauthorized chang es may compromise safety regulatory compliance and proper function of the device The warranty is voided in such cases e Do not expose the device or the IR remote control to extreme heat including di rect sunlight and fire Allow waste heat generated during operation to dissipate freely Never operate the device in closed cabinets or near heat sources such as radiators or stoves e Setup the device so that the back of the device with the power switch is always accessible Do not use this device unattended If you will not be operating the device for an extended period of time t
7. ter an additional forceful and with the finest resolution of high tones Extremely low power consumption 30 min without music a total of 60 min the amplifier switches into standby mode and low heat generation due to high efficiency The ideal amplifier for easy 0 5 W consumption listening in normal residential spaces Technical specifications of the musicbook 55 musicbook 55 Detailed technical specifications measuring conditions 230 V 50 Hz 20 C e Supply voltage range 90 264 V 50 60 Hz e Weight 3 7 kg e Dimensions 280 x 220 x 65mm W x D x H e Power consumption Power consumption 0 5 W standby mode 1 W idle mode Subject to technical changes Measurement data are typical values 800 W maximum e Direct current DC on the output Power supply switches off e XLR inputs analog line level inputs with an input impedance of 20 kilohms e Excess temperature Amplifier mutes until the temperature drops by about 10 C e RCA inputs analog line level inputs with an input impedance of 10 kilohms e Output current limit Amplifier mutes for about 0 25 s e Loudspeaker outputs Hollow safety plugs 4 mm for connecting loudspeakers Switching threshold 16 A peak In case of persistent overload the amplifier with 4 8 ohms switches on and off several times in succession e Power output 240 W into 4 ohms per channel lt 1 min e Maximum output current 16 A peak e Gain 27 8 dB 24 5 times e THD amp noise lt
8. urn it off using the power switch on the back or unplug the power cord If you notice smoke or a burning smell during operation discontinue using the device immediately by turning off or unplugging the power cable from the power socket musicbook 55 To clean the device unplug the power cord and clean the surface with a dry cloth or with a little glass cleaner Make sure that the device is completely dry before you reconnect it with the power cord Never use solvents such as acetone or lacquer thinner to clean the device Have repair and maintenance work performed by qualified customer service personnel only Do not try to repair the device yourself Do not remove or open the device cover otherwise you could come into contact with dangerous volt ages or be exposed to other hazards Contact your Lindemann dealer or Linde mann audiotechnik directly to receive qualified customer service Electronic equipment is not household waste but must be disposed of properly in accordance with Directive 2002 96 EC on electrical and electronic waste At the end of its useful life dispose of this device at a designated public collection point www lindemann audio com Scope of delivery musicbook 55 musicbook 55 Class D power amplifier The musicbook 55 is a Class D power amplifier for operating loudspeakers Power cord Power cord with two pin grounded plug 2 m for connecting to the power socket Front view musicbook 5
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