Owner’s Manual Nº32 Reference Preamplifier
Important Safety Instructions 1. Read these instructions 2. Keep these instructions. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. 6. Clean only with a dry cloth. 7. Do not block ventilation openings. Install in accordance with the manufacturer’s instructions. 8. Do not install near any heat sources such as radiators, heat registers, stoves, or another apparatus that produces heat. 9. Do not defeat the safety purpose of the polarized or grounding-type plug.
FCC Notice This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
Table of Contents Important Safety Instructions ............................. i Section 1: Getting Started Documentation Conventions ............................................1-1 Special Design Features ...................................................1-2 Highlights ........................................................................ 1-4 Installation Considerations ...............................................1-4 Unpacking .......................................................................
Mark Levinson Remote Control ............................................................. 2-10 IR transmitter ..................................................................2-11 IR transmitter LED ...........................................................2-11 Setup button ..................................................................2-11 Polarity button ................................................................2-12 Display button ..............................................................
Section 5: Troubleshooting & Maintaining Troubleshooting ..............................................................5-1 No Power ......................................................................... 5-1 No Remote Control Operation .......................................... 5-1 No IR Learning ................................................................. 5-2 No Main Output ............................................................... 5-2 No Record Output ..........................................
1 Getting Started Documentation Conventions This document contains general safety and operation instructions for the Nº 32 Reference Preamplifier. It is important to read this document before attempting to use this product. Please pay particular attention to safety instructions. Appears on the component to indicate the presence of non-insulated, dangerous voltages inside the enclosure – voltages that may be sufficient to constitute a risk of shock.
Getting Started Mark Levinson Special Design Features Thank you for purchasing the Nº32 Reference Preamplifier, featuring a unique dual-chassis design that allows the audio circuits to deliver unrivaled musical reproduction. The Nº32 preamplifier chassis isolates the audio circuits so that only audio signals and extremely pure DC power are present. The power supply and control circuits are combined in the other chassis, protecting the sensitive audio signals.
Nº32 Reference Preamplifier Getting Started A Mark Levinson-designed discrete volume attenuator controls the master volume level with unprecedented accuracy and sonic neutrality. Constructed from Arlon® circuit boards with local power supply regulation and bypass capacitors, this volume attenuator generates optimal power and isolation for even the most sensitive adjustments.
Getting Started Mark Levinson Highlights 1-4 • 8 configurable inputs • Advanced dual-chassis design • Maximum channel separation • Multi-channel surround sound processor integration • 8 stereo input connectors (3 balanced, 5 unbalanced) • 4 main stereo output connectors (2 balanced, 2 unbalanced) • 3 record stereo output connectors (1 balanced, 2 unbalanced) • “Secondary” DC power generation • Separate chassis for audio circuits • Independent power supplies, communication circuits, an
Nº32 Reference Preamplifier Unpacking Getting Started When unpacking the Nº32: DO save all packing materials for possible future shipping needs. DO inspect the Nº32 for signs of damage during shipment. If damage is discovered, contact an authorized Mark Levinson dealer for assistance making appropriate claims. DO locate and remove the accessory box from the carton. Make sure it contains all of the items listed in the table below. If not, contact an authorized Mark Levinson dealer.
Getting Started Mark Levinson DO allow at least 3 to 4 inches (8 to 10cm) of clearance above each Nº32 chassis for proper heat dissipation. DO see See “Care & Maintenance” on page 5-4 for information about routine care and maintenance. DO see “Nº32 Controller Dimensions” on page A-4 and “Nº32 Preamplifier Dimensions” on page A-5 for assistance with custom installations. DO NOT place either Nº32 chassis on a thick rug or carpet or cover either chassis with a cloth, as this might prevent proper cooling.
Nº32 Reference Preamplifier Note Getting Started In some cases, the remote control IR transmitter LED will light more dimly (or not at all) if the remote control batteries need to be replaced. To replace the remote control batteries: 1. Locate the battery compartment cover on the bottom of the remote control (the end opposite the IR transmitter). 2. Use the supplied 5/64-inch Allen key to remove the two screws identified in Figure 1-1. Figure 1-1: Remove the two screws to open the battery cover.
Getting Started Mark Levinson Power Requirements When shipped, the Nº32 is configured for 100, 120, 220, 230 or 240VAC power operation at 50 or 60Hz. Before operating the Nº32, make sure the ~ac mains connector label indicates the correct operating voltage for the current location. Caution! DO NOT attempt to adjust the operating voltage. Consult an authorized Mark Levinson dealer if the operating voltage is incorrect or must be changed for relocation purposes.
Nº32 Reference Preamplifier Getting Started Quick Setup and Listen These instructions are intended to accommodate immediate use of the Nº32. However, it is important to read this owner’s manual before attempting more extensive use. This owner’s manual includes information about features that enhance operation and performance, as well as important safety, installation, and operation instructions designed to prevent personal injuries and product damage.
Getting Started Mark Levinson 6. Reconnect the Nº32 and all associated components to electrical outlets. 7. Power the Nº32 and all associated components on. Power amplifiers should be powered on last. 8. Rotate the Nº32 select knob or press the select / buttons on the remote to select the Nº32 input that corresponds to the Nº32 input connectors that were selected in step 4 on page 1-9. • The Nº32 front panel display indicates the name and volume level of the selected input.
2 Basic Operation Front Panel The numbers in the front panel illustration shown in Figure 2-1 correspond with the summary list items below. Figure 2-1: N°32 Preamplifier and Controller front panels. 4 5 6 7 8 mono polarity select volume REFERENCE CONTROLLER Nº32 power 1 record out display intensity 9 10 setup enter balance 11 12 13 3 mute standby 14 2 2-1 REFERENCE PREAMPLIFIER Nº32 1. power button 2. standby button 3. preamplifier LED 4. select knob 5. front panel display 6.
Basic Operation Mark Levinson 10. display intensity button 11. setup button & LED 12. enter button 13. balance button & LED 14. mute button & LED Below is a description of each item listed above. Unless otherwise specified, the following descriptions are of commands accessed from the front panel during normal operation. See Section 3, “Setup Menu” and Section 4, “Controls and Modes” for information about other commands accessed from the front panel.
Nº32 Reference Preamplifier Basic Operation Note When record mode is activated, the select knob selects the desired input to send to the record output connectors. See “Record Mode” on page 4-7 for additional information. Front panel display Includes 12 alphanumeric characters that provide one-line viewing of status information. During normal operation, the front panel display indicates the name and volume level of the selected input.
Basic Operation Mark Levinson Record out button & LED Activates and deactivates record mode, which allows the select knob and select / buttons to select the input to send to the record output connectors. The selected input is sent to all record output connectors that have not been deactivated with the Rec.Out parameter. The record out LED lights when record mode is activated. See “Record Mode” on page 4-7 for additional information.
Nº32 Reference Preamplifier Basic Operation Rear Panel The numbers in the rear panel illustration shown in Figure 2-2 correspond with the summary list items below. Note For maximum channel separation, all left and right-channel connectors are located on opposite sides of the rear panel. Figure 2-2: N°32 Preamplifier and Controller rear panels.
Basic Operation Mark Levinson 10. communication ports 11. IR input connector 12. trigger input / trigger output connectors 13. N°25/S DC power connector 14. ac mains connector 15. earth ground connector Below are descriptions of the connectors and ports listed above. DC power connectors Allow the Controller to provide DC power to the preamplifier using the supplied DC power connectors.
Nº32 Reference Preamplifier Balanced input connectors Basic Operation Figure 2-3: N°32 Balanced Connector Pin Assignments. Push Pin 2 Pin 1 Pin 3 Balanced (female XLR) Input Connector Pin Assignments • Pin 1: Signal Ground • Pin 2: Signal + (Non-Inverting) • Pin 3: Signal – (Inverting) • Connector Ground Lug: Chassis Ground Pin 1 Pin 2 Pin 3 Accept left-channel and rightchannel balanced input signals from associated components with balanced (male XLR) output connectors.
Basic Operation Mark Levinson wire the cable so that the appropriate input pin connects to the appropriate output pin. The front panel record out button activates and deactivates record mode, which allows the select knob and select / buttons to select the input to send to the record output connectors. The selected input is sent to all record output connectors that have not been deactivated with the Rec.Out parameter. The record out LED lights when record mode is activated.
Nº32 Reference Preamplifier Basic Operation Note The master port is provided for possible future expansion and SHOULD NOT be used when making Link connections. See “Linking” on page 413 BEFORE attempting to link the Nº32 to other Mark Levinson components. IR input connector Accepts 5V infrared input signals with no more than 100mA of current from standard infrared distribution equipment such as IR repeaters. One 1/8-inch (3.5mm) mini-jack labeled IR input is available.
Basic Operation Mark Levinson Earth ground connector Provides an earth-reference ground connection in countries where the AC mains does not establish its own earth ground connection. In these countries, use a grounding wire to connect the Nº32 to a known earth ground such as a water pipe running through the ground or a copper spike driven into the ground. Contact an authorized Mark Levinson dealer for additional assistance. Remote Control The Nº32 remote control provides full operation of the Nº32.
Nº32 Reference Preamplifier Basic Operation DO NOT expose the front panel display IR receiver/transmitter to strong sunlight, halogen light, or fluorescent light. This can cause IR reception to become unreliable. DO NOT use remote controls for different components at the same time. Remote controls for different components can interfere with one another. The numbered items in the Nº32 remote control illustration (Figure 2-5) correspond with the numbered items listed below. Figure 2-5: Remote Control.
Basic Operation Mark Levinson front panel setup LED lights when the setup menu is open. See Section 3, “Setup Menu” for additional information. Polarity button Controls the polarity of the main output signal. The front panel polarity LED lights when main output signal polarity is inverted. See “Polarity” on page 4-2 for additional information. Display button Controls the illumination level of front panel display characters as well as the front panel standby and preamplifier LEDs.
Nº32 Reference Preamplifier Note Volume ± buttons Basic Operation When record mode is activated, the select knob and select / buttons select the desired input to send to the record output connectors. See “Record Mode” on page 4-7 for additional information. Adjust master volume level. Pressing the volume ± buttons increases and decreases master volume in 1.0 increments up to 23.0dB and in 0.1dB increments above 23.0dB. The minimum master volume level is OFF.
3 Setup Menu Setup Menu Navigation Figure 3-1: Mapping of the one-line front panel Setup Menu displays No32 Setup Set Inputs Teach IR Mute = -20.0 MaxVol= 80.0 Trig.= 12v,L Sw 1.08 1.
Setup Menu Mark Levinson The setup button provides convenient access to the setup menu shown in Figure 3-1, which can be used to customize the Nº32 to suit individual preferences and listening spaces. The front panel display provides one-line viewing of setup menu items. To open the setup menu: Press the setup button. When the setup menu is closed, pressing the setup button opens the setup menu on the front panel display. The front panel setup LED lights when the setup menu is open.
Nº32 Reference Preamplifier Setup Menu menu items available on the open menu. The front panel display indicates the current menu item. Volume knob & volume ± buttons Adjusts the selected parameter setting. Rotating the volume knob or pressing the volume ± buttons increases and decreases the selected parameter setting in the designated increment. The front panel display indicates the current setting.
Setup Menu Mark Levinson Name Factory-default, Custom Determines the name of the selected input. Factory-default input names correspond to their assigned stereo input connector. For example, Input 1 is assigned to the input connectors labeled 1, Input 2 is assigned to the input connectors labeled 2, and so on. Custom input names should be based on the component with which the input is associated. For example, DVD is a suitable custom name for an input associated with a DVD player.
Nº32 Reference Preamplifier Setup Menu Table 3-1: Custom Names List. Custom Name Description DAT Identifies an input associated with a digital audio tape transport. VCR Identifies an input associated with a video cassette recorder. CASS Identifies an input associated with a cassette deck. RtoR Identifies an input associated with a reel-to-reel player. MD Identifies an input associated with a mini-disc player. CD-R Identifies an input associated with a compact disc recorder.
Setup Menu Mark Levinson Character list Figure 3-2: Character list. A D G J M P S V Y 1 7 + ( a d g j m p s v y 2 8 – ) B E H K N Q T W Z 3 9 . , b e h k n q t w z 4 & / _ C F I L O R U X _ 5 ‘ : c f i l o r u x 0 6 * ? The character list (left) provides access to 76 characters that can be used to enter custom input names one character at a time. Custom input names can consist of up to 7 characters, including letters, numbers, punctuation marks, symbols, and blank spaces.
Nº32 Reference Preamplifier Setup Menu SAVING DATA message appears on the front panel display as the new input name is saved. Note Gain The factory-default input name must be restored one character at a time using the character list (unless factory-default settings are restored). 0dB, +6dB, +12dB, +18dB Optimizes gain levels for the input source using the stereo input connector for which the selected input is assigned.
Setup Menu Mark Levinson record feedback loops in which the associated component attempts to record its own output signal. Such feedback loops produce high-level noise that may damage the associated loudspeakers and other components. Note If the associated recording component connected to a record output connector is also connected to a separate ground (such as a VCR with a cable TV connection), set the Rec.Out parameter to NONE for all inputs (unless a recording session is in progress).
Nº32 Reference Preamplifier Setup Menu Table 3-2: IR Command List. Custom Name Description VOLUME UP Executes volume + button commands. VOLUME DOWN Executes volume – button commands. SELECT NEXT Executes select button commands. SELECT PREV Executes select button commands. INTENSITY Executes display intensity/display button commands. MUTE KEY Executes mute button commands. MONO KEY Executes mono button commands. POLARITY KEY Executes polarity button commands.
Setup Menu Mark Levinson To teach Nº32 IR commands to a learning remote control: 1. Press the Nº32 setup button. The setup button opens the setup menu. The front panel setup LED lights red when the setup menu is open. 2. Rotate the select knob or press the select / buttons until Teach IR appears on the front panel display. 3. Press the enter button to open the Teach IR menu. The VOLUME UP IR command will appear on the front panel display. 4.
Nº32 Reference Preamplifier Trig Setup Menu 12v,L; 5v,P Configures the trigger output signal when the trigger input connector is not in use. Selecting the 12v,L setting configures the trigger output connector to send a 12V, level (constant) signal to the connected component whenever the Nº32 is taken out of standby. This signal is not present when the Nº32 is placed into standby.
4 Controls and Modes Standby Standby mode allows the Nº32 to remain warmed-up to deliver optimal performance at all times. The Nº32 cannot be placed into standby unless it is powered on with the power button. See “Continuous Operation” on page 1-8 for additional information. To place the Nº32 into or take the Nº32 out of standby: When the Nº32 is powered, press and release the standby button. • When the Nº32 is not in standby, pressing and releasing the standby button places the Nº32 into standby.
Controls and Modes Mark Levinson 2. Press and release the standby button to cycle through all available SLEEP parameter settings. 3. When the desired setting is selected, press the enter button to close the SLEEP parameter. Otherwise, the SLEEP parameter automatically closes a few seconds after the last command is received. If this occurs, the selected setting is automatically applied. Note The SLEEP parameter is automatically set to –OFF– whenever the Nº32 is placed into standby.
Nº32 Reference Preamplifier Note Controls and Modes • When main output signal polarity is non-inverted, pressing the polarity button inverts main output signal polarity. The front panel polarity LED lights when main output signal polarity is inverted. • When main output signal polarity is inverted, pressing the polarity button restores main output signal polarity to its noninverted state. Experiment with main output signal polarity to determine the best sound for individual recordings.
Controls and Modes Mark Levinson • Otherwise, the balance control automatically closes a few seconds after the last command is received. If this occurs, the selected setting is automatically applied. The front panel balance LED remains lit if the left-to-right channel balance of the main output connectors is offset. Note All Nº32 balance controls are deactivated when SSP mode is activated.
Nº32 Reference Preamplifier Controls and Modes Table 4-1: Mono playback modes. Mono Mode Description L Only Sends the left-channel input signal to the left-channel and right-channel main output connectors. The right-channel input signal is ignored. R Only Sends the right-channel input signal to the left-channel and right-channel main output connectors. The left-channel input signal is ignored.
Controls and Modes Mark Levinson If you do not press the enter button within a few seconds of selecting the mode, the display automatically closes. If this occurs, the selected mono mode remains selected. 3. With the MODE parameter display closed, press and release the mono button to activate L + R mono playback. 4. Play the desired recording. 5. Press and release the balance button to display the balance control on the front panel. The front panel balance LED lights when the balance control is displayed.
Nº32 Reference Preamplifier Controls and Modes 5. Using the L – R output signal, adjust the associated phono cartridge azimuth to achieve a minimal output signal. Playing a mono recording when L – R mono playback is activated should result in silence (no output signal). Because phono cartridges differ, it is recommended that you adjust azimuth to achieve a minimal output signal. 6. Press and release the mono button to cancel L – R mono playback and return to stereo playback.
Controls and Modes Mark Levinson Note The Nº32 offers balanced (XLR) and unbalanced (RCA) connectors. For best performance, use balanced connections whenever possible. 2. Connect the desired N°32 input connectors to the equalizer output connectors. This will be referred to as the EQ input. 3. Connect the desired N°32 record output connectors to the equalizer input connectors. 4. Connect the desired Nº32 input connectors to the source component output connectors.
Nº32 Reference Preamplifier Controls and Modes 6. Rotate the select knob or press the select / buttons until the Rec.Out parameter displays on the front panel. Then, press the enter button to select this parameter. 7. Rotate the volume knob or press the volume ± buttons to scroll through all available settings until the NONE (default) setting displays on the front panel. 8. When the NONE setting appears, press the enter button to select this setting.
Controls and Modes Mark Levinson 2. Press the front panel record out button to activate record mode. The record out LED lights when record mode is activated. 3. Rotate the select knob or press the select / buttons to select the source input (the input assigned to the Nº32 input connectors selected in step 4 of “Making EQ Mode Connections” on page 4-7). The front panel display indicates the name and volume level of the selected input. 4. Press the record out button to deactivate record mode. 5.
Nº32 Reference Preamplifier Controls and Modes and right channels, leaving the center, surround, and subwoofer channels unaffected. Different techniques have been used to compensate for this, including marking a calibrated point on the preamplifier volume control or using Dolby Pro Logic for volume level adjustments. But these techniques are crude, time consuming, and imprecise, resulting in an inconsistent performance at best.
Controls and Modes Mark Levinson 4. Connect the front left and right output connectors on the processor to the desired stereo input connector on the Nº32. For best performance, use balanced connections whenever possible. 5. Connect the desired main output connectors on the Nº32 to the appropriate input connectors on the power amplifier.
Nº32 Reference Preamplifier Controls and Modes To activate and use SSP mode: 1. Place the Nº32 into standby, then take it out of standby. The SSP ____LINE message displays, indicating that the SSP mode has been activated, and the surround sound processor is in control. Linking Linking is available for all Mark Levinson components with Link communication ports, including slave in, slave out, and amplifier communication ports.
Controls and Modes Link Connections Mark Levinson DO use Link communication ports, such as slave in, slave out, and amplifier ports. DO NOT use RS-232 ports or other rear panel connectors. DO use Link cables, which are available at authorized Mark Levinson dealers. DO use constructed Link cables. “Constructing Link Cables” below for additional information. Caution! Link connections must be made using Link communication ports and Link cables.
Nº32 Reference Preamplifier Controls and Modes Slave chains that include the N°32: Note • Must include compatible Mark Levinson components. The Nº32 is compatible with the components listed on the previous page. Refer to the appropriate owner’s manual for Link compatibility information about other Mark Levinson components. • Must connect components in the following order to prevent communication from terminating: digital audio processor, to digital transport(s), to Nº32, to power amplifier(s).
Controls and Modes Mark Levinson Table 4-2: Slave chain requirements for components. Component Slave Chain Requirements Digital Audio Processor • Serves as the master component in the slave chain. • Maximum of one per slave chain. • Connect the master port on the digital audio processor to the slave in port on the first digital transport. If no digital transports are included in the slave chain, connect the master port on the digital audio processor to the slave in port on the Nº32.
Nº32 Reference Preamplifier Controls and Modes 2. Make sure the Nº32 and all associated components are powered off. 3. Make Link connections while referring to Table 4-2 on page 416 and Figure 4-2. In general, components must be linked as follows: digital audio processor, to digital transport(s), to Nº32, to power amplifier(s). Figure 4-2: Sample slave chains.
Controls and Modes Mark Levinson of Link controls. Do not use a power strip switch to power on several components at once. When power is supplied to a power strip, connected components that do not include a power button will automatically power on. 5. Play the input source on the digital transport selected in step 1 (if applicable). • All linked components should automatically come out of standby. • The linked digital audio processor and Nº32 will automatically select the appropriate input.
Nº32 Reference Preamplifier Controls and Modes Table 4-3: N°32 shared link controls. Component Link Control Digital Audio Processors Digital Transports N°32 (preamplifier) Power Amplifiers Display Intensity Link Maintains consistent front panel display character illumination among all linked components. Adjusting display intensity for one linked component simultaneously adjusts display intensity for all other linked components.
5 Troubleshooting & Maintaining Troubleshooting Incorrect operation is sometimes mistaken for malfunction. If problems occur, see this section for troubleshooting information. If problems persist, contact your Mark Levinson dealer. No Power 1. Examine the power cord to ensure that it is connected to both the ~ac mains connector and an electrical outlet. 2. Make sure the Nº32 is powered on with the power button. 3. Make sure the Nº32 is not in standby.
Troubleshooting & Maintaining No IR Learning Mark Levinson 1. Eliminate obstructions between the learning remote control and the front panel display IR receiver/transmitter. 2. Adjust the distance between the learning remote control and the front panel display IR receiver/transmitter. 3. Make sure the learning remote control and the front panel display IR receiver/transmitter are not exposed to strong sunlight, halogen light, or fluorescent light. This can cause IR reception to become unreliable. 4.
Nº32 Reference Preamplifier No Link Controls Troubleshooting & Maintaining 1. Make sure the slave chain includes Mark Levinson digital audio processors and digital transports that are compatible with the Nº32. 2. Make sure Link connections have been made using Link communication ports and Link cables. 3. Examine Link connections to ensure a solid connection between linked components. Constructed Link cables must be twisted 180° for a straight-through (pin 1-to-pin 1) connection. 4.
Troubleshooting & Maintaining Mark Levinson Restoring Factory-default Settings Performing this procedure restores all parameters and user-defined controls to their factory-default settings. Before performing this procedure, it is recommended to record all custom settings on the “Installation Worksheet” on page A-6. To restore factory-default settings: 1. Make sure the Nº32 and all associated components are powered off. 2. Press and hold the front panel record out and setup buttons.
Nº32 Reference Preamplifier Troubleshooting & Maintaining • To remove dust from the Nº32 exterior surface, use a feather duster or a low-pressure blower. • To remove dirt and fingerprints from the Nº32 exterior surface, use a soft, lint-free cloth. DO NOT use metal polish or a cloth made with steel wool. If needed, this cloth can be dampened with isopropyl alcohol. DO NOT dampen the cloth with Benzene, acetone-based cleaners, and other commercial cleaners.
Appendix Specifications Power Consumption Operating Voltage Preamplifier Connectors 65W maximum 100V, 120V, 220V, 230V, or 240VAC @ 50 or 60Hz (preset) 3 balanced stereo inputs (female XLR) 5 unbalanced stereo inputs (RCA) 2 balanced main stereo outputs (male XLR) 2 unbalanced main stereo outputs (RCA) 1 balanced record stereo output (male XLR) 2 unbalanced record stereo outputs (RCA) 1 phono ground terminal 2 DC power connectors Controller Connectors 1 IEC-standard AC mains receptacle 1 ir input (1/8-in
Appendix Mark Levinson Gain Resolution 1.0dB increments up to 23.0dB in display (-57dB to -80dB) 0.1dB increments above 23.0dB in display (0dB to -57dB) Input Overload Input Impedance Output Impedance Gain XLR Inputs RCA Inputs +18dB 2V 1V +12dB 4V 2V +6dB 8V 4V 0dB 16V 8V 100kΩ <10Ω on balanced (XLR) <20Ω on unbalanced (RCA) Maximum Main Output 16V on balanced (XLR) 8V on unbalanced (RCA) A-2 THD + N <0.
Nº32 Reference Preamplifier Appendix Declaration of Conformity Application of Council Directive(s): 89/336/EEC and 73/23/EEC, as amended Standard(s) to which Conformity is Declared: • EN 55013 : 2003 • EN 61000-3-2 : 2000 • EN 55020 : 2002 • EN 61000-3-3 : 2002 • EN 55022 : 1998 • EN 60065 : 1998 Manufacturer: Harman Specialty Group 3 Oak Park Bedford, MA 01730-1413 USA The equipment identified here conforms to the Directive(s) and Standard(s) specified above.
Nº32 Controller Dimensions Figure A-1: Controller front view. 19.5" (49.5 cm) mono polarity select 2.75" (6.99 cm) 0.275" (0.699 cm) volume 3.03" (7.68 cm) REFERENCE CONTROLLER Nº32 power record out display intensity setup enter balance mute standby 15.75" (40.01 cm) 1.862" (4.73 cm) 1.875" (4.76 cm) Figure A-2: Controller top view. 19.5" (49.5 cm) A-4 1.7" (4.32 cm) 11.375" (28.89 cm) 7.675" (19.49 cm) 2.0" (5.08 cm) 1.58" (4.01 cm) 4.025" (10.22 cm) 9.525" (24.19 cm) 5.95" (15..
Nº32 Preamplifier Dimensions Figure A-3: Preamplifier front view. 19.5" (49.5 cm) 3.99" (10.1 cm) 3.187" (8.09 cm) REFERENCE PREAMPLIFIER Nº32 0.18" (0.46 cm) 15.75" (40.01 cm) 1.875" (4.76 cm) 1.875" (4.76 cm) Figure A-4: Preamplifier top view. 0.5" (1.2 cm) 1.7" (4.32 cm) 7.675" (19.49 cm) 11.385" (28.92 cm) 2.0" (5.08 cm) 15.75" (40.01 cm) 1.875" (4.76 cm) 1.875" (4.
Installation Worksheet Table A-1: Table for recording your controller settings. Set Inputs Name Gain Offset Input 1 Input 2 Input 3 Input 4 Input 5 Input 6 Input 7 Input 8 A-6 Setup Menu Parameters Control/Mode Settings Mute Polarity Max Vol Intensity Trig. Balance Sw Rec.
Index A F ac mains connector, 2-6, 2-9 access panels phono module, 2-8 frequency response, A-2 front panel controls balance button, 2-2, 2-4 display intensity button, 2-2, 2-4 enter button, 2-2, 2-4 mute button, 2-2, 2-4 power button, 2-1, 2-2 record out button, 2-1, 2-4 select knob, 2-1, 2-2 setup button, 2-2, 2-4 standby button, 2-1, 2-2 volume knob, 2-1, 2-3 front panel display, 2-1, 2-3 front panel indicators balance LED, 2-2, 2-4 mono LED, 2-1, 2-3 mute LED, 2-2, 2-4 polarity LED, 2-1, 2-3 preamplif
Mark Levinson IR transmitter, 2-11 IR transmitter LED, 2-11 mono button, 2-11, 2-12 mute button, 2-11, 2-12 polarity button, 2-11, 2-12 position, 5-1 select buttons, 2-11, 2-12 setup button, 2-11 standby button, 2-11, 2-13 volume buttons, 2-11, 2-13 residual noise, A-2 RS-232 port, 2-5, 2-8 S I-2 select buttons, 2-11, 2-12 select knob, 2-1, 2-2 setup button, 2-2, 2-4, 2-11 setup LED, 2-2, 2-4 setup menu enter button, 3-2 input selection, 3-3 select buttons, 3-2 select knob, 3-2 set inputs parameters gai
3 Oak Park, Bedford, MA, 01730-1413 USA | Telephone: 781-280-0300 | Fax: 781-280-0490 | www.marklevinson.com Customer Service Telephone: 781-280-0300 | Sales Fax: 781-280-0495 | Service Fax: 781-280-0499 Product Shipments: 16 Progress Road, Billerica, MA 01821-5730 USA Part No.
