User manual MCINTOSH MA7000
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Manual abstract: user guide MCINTOSH MA7000
Detailed instructions for use are in the User's Guide.
[. . . ] Integrated Amplifier
MA7000 Owner's Manual
McIntosh Laboratory, Inc.
2 Chambers Street Binghamton, New York
13903-2699 Phone: 607-723-3512
FAX: 607-724-0549
The lightning flash with arrowhead, within an equilateral triangle, is intended to alert the user to the presence of uninsulated "dangerous voltage" within the product's enclosure that may be of sufficient 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 appliance.
WARNING - TO REDUCE RISK OF FIRE OR ELECTRICAL SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.
NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL.
To prevent the risk of electric shock, do not remove cover or back. No user-serviceable parts inside.
IMPORTANT SAFETY INSTRUCTIONS!
PLEASE READ THEM BEFORE OPERATING THIS EQUIPMENT.
1. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat. [. . . ] Output impedance connections of 2 ohms, 4 ohms and 8 ohms are provided. If the Loudspeaker's impedance is in-between the available connections, use the nearest lower impedance connection. Connect the MA7000 Power Cord to a live AC outlet.
WARNING: Loudspeaker terminals are hazardous live and present a risk of electric shock.
Spade lug or prepared wire connection: Insert the spade lug connector or prepared section of the cable end into the terminal side access hole, and tighten the terminal cap until the cable is firmly clamped into the terminal so the wires cannot slip
9
Remote Control Push-Buttons
LED illuminates during the time a remote command is sent to the MA7000
Turns AC Power ON or OFF to certain McIntosh Components when connected via the Data Port and any McIntosh Components connected to the ACC Power Control Jack
Press to Power the MA7000 ON or OFF
Press MODE to switch between Stereo and Mono Modes
Press to Power ON the MA7000 Press to Power OFF the MA7000
Switches OFF the entire MA7000 System
Use to select tuner presets, disc tracks or any numbered operation Selects AM Tuner Operating Functions and Disc Selection on certain McIntosh Disc Players
Selects FM Tuner Operating Functions and Track Selection on certain McIntosh CD Players
Press to review Tuner Station Presets and select certain functions on a variety of McIntosh Components Adjusts the volume level up or down
Mutes the audio
Selects On Screen Functions on a variety of McIntosh Components
Selects a Disc Player, Music Server or Tape Recorder Function and also performs various functions on a variety of McIntosh Components
Selects the FF (Fast Forward) or REWind Mode on a Disc Player, Music Server or Tape Recorder; tunes Up or Down the AM/FM Dial
Selects one of the seven available Audio Sources
Note: Push-buttons whose function is not identified above are for use with other McIntosh Products.
10
How to use the Remote Control How to use the Remote Control
The supplied Remote Control is capable of directly controlling the functions of contemporary McIntosh Source Components connected to the MA7000 via the Data Ports. Input Source Selection Press the appropriate Source Push-button to select the desired program source. Mute Press the MUTE Push-button to mute the audio in all outputs except the REC OUTPUT. The MUTE LED above the push-button will flash on and off to indicate that Mute is active. Mono Press the MONO Push-button to switch from Stereo to Mono for Monophonic listening. Disc, Server and Tape Functions Use these push-buttons to operate a DVD Player, CD Player, CD Changer, Music Server or Tape Recorder. Numbered Push-buttons Press Push-buttons 0 through 9 to access tuner station presets, tracks on discs or selections on a Music Server. Disc and Track Use the DISC and TRACK Push-buttons when a Disc Player or Music Server is being used. Tuner Push-buttons Press the AM or FM Push-button to select the desired broadcast band. Press and release the Channel Up or Down Push-button to move from station to station. Press and hold a Channel Up or Down Push-button to move continuously from station to station. Press +10 Push-button to start the automatic brief audition of each of the presets stored in the tuner memory. Press +10 Push-button a second time to stop on a station preset and exit the review process. Volume Press the Up or Down VOLUME Push-button to raise or lower the listening volume level.
Note: The Record Signals present at REC OUTPUTS are not affected by volume changes.
Pause Press the Pause Pushbutton to perform various functions on a variety of McIntosh Components. The Pause Push-button will also allow for quick exiting from the active menu when in the setup mode. The Pause Push-button is also used as an Enter Push-button with some McIntosh components Acc On/Off Press ACC ON to turn the power ON or ACC OFF switches AC Power ON or OFF to certain McIntosh Components when connected via the Data Port and any McIntosh Components connected to the ACC Power Control Jack.
11
Front Panel Displays, Controls, Push-buttons and Jack
Meter indicates the Left Channel Output of the amplifier
LED indicates when the Left Channel Amplifier POWER GUARD circuit activates
LED indicates when the Right Channel Amplifier POWER GUARD circuit activates
VOLUME Control allows adjustment of the listening level for both channels
BALANCE Control allows adjustment of the relative volume balance between channels
The LEDs above the push-buttons indicate the current source selected.
Equalizer Controls provide 12dB of boost or cut at the center frequencies indicated above each control
Meter indicates the Right Channel Output of the amplifier
Standby Power On Indicator
Source Push-buttons select audio signals from seven inputs for listening
Connection for low impedance dynamic headphones, for private listening
OUTPUTS 1 and 2 Push-buttons with indicators, turn the Loudspeakers and Preamplifier Output 2 On or Off
STANDBY/ON Push-button switches the MA7000 ON or OFF (Standby) and resets the microprocessors
IR Sensor receives commands from a Remote Control
MONO Push-button with indicator combines the Left and Right Channel signals for Monophonic Sound
MUTE Push-button with indicator, mutes the audio from the Loudspeakers and Headphones
12
How to Operate the MA7000 How to Operate the MA7000
Power On The Red LED above the STANDBY/ON Push-button lights to indicate the MA7000 is in Standby mode. To Switch ON the MA7000, press the STANDBY/ON Push-button on the Front Panel or the Power Push-button on the Remote Control. Refer to page 12 and figure 7.
Note: For an explanation of the Remote Control Push-button functions, refer to pages 10 and 11.
Headphones Jack Connect a pair of dynamic headphones to the Headphones Jack for private listening. Press the MUTE Push-button to mute the Headphones; press OUTPUT 1 and/or 2 Push-buttons to mute the Loudspeakers.
Source Selection Select the desired source with the appropriate push-button switch on the Front Panel or Remote Control. Volume Control Rotate the Front Panel VOLUME Control or use the VOLUME Up or Down Push-buttons on the Remote Control for the desired listening level. [. . . ] The different types of protection circuits incorporated in the MA7000 insure a long and safe operating life. The MA7000 also includes the unique patented McIntosh Power Guard circuit. Power Guard eliminates the possibility of ever overdriving the amplifier into clipping. An overdriven amplifier can produce both audible and inaudible distortion levels exceeding 40%. [. . . ]
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