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McIntosh C45 - page 1
C45 Owner ’s Manual McIntosh Laboratory , Inc. 2 Chambers Street Binghamton, New Y ork 13903-2699 Phone: 607-723-3512 F AX: 607-724-0549 Audio Control Center ...
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McIntosh C45 - page 2
2 IMPOR T ANT SAFETY INSTRUCTIONS! PLEASE READ THEM BEFORE OPERA TING THIS EQUIPMENT . W ARNING - TO REDUCE RISK OF FIRE OR ELECTRICAL SHOCK, DO NOT EXPOSE THIS EQUIPMENT T O RAIN OR MOISTURE. The lightning flash with arrowhead, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” with ...
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McIntosh C45 - page 3
3 Customer Service T echnical Assist ance Please T ake A Moment Thank Y ou Copyright 2003 © by McIntosh Laboratory , Inc. The serial number , purchase date and McIntosh Dealer name are important to you for possible insurance claim or future service. The spaces below have been provided for you to record that information: Y our decision to own this ...
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McIntosh C45 - page 4
4 XLR Connectors Below is the Pin configuration for the XLR Balanced Input and Output Connectors on the C45. Refer to the diagram for connection: PIN 1: Shield/Ground PIN 2: + Signal PIN 3: - Signal Power Contr ol and T rigger Connectors The C45’ s Power Control Outputs provide a 5 volt signal. Use a 1/8 inch stereo mini phone plug to connect to ...
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McIntosh C45 - page 5
5 • • • • • Balanced Inputs and Outputs One pair of Balanced high level Inputs and a six channel Balanced Output are provided. • • • • • Precision T racking V ariable Rate V olume Control V olume levels are controlled by a new Multi-Stage Precision Digitally Controlled Attenuator System with a tracking ac- curacy of 0.1dB. Level ...
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McIntosh C45 - page 6
6 Dimensions The following dimensions can assist in determining the best location for your C45. There is additional information on the next page pertaining to installing the C45 into cabinets. Dimensions 17- 1/2 " 44.45cm 4- 5/8 " 1 1.75cm 6" 15.24cm 14 -1/2 " 36.83cm 15- 7/8 " 40.32cm 3/16 " 0.48cm 4- 13/16 " 12. ...
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McIntosh C45 - page 7
7 Installation The C45 can be placed upright on a table or shelf, standing on its four feet. It also can be custom installed in a piece of furniture or cabinet of your choice. The four feet may be removed from the bottom of the C45 when it is custom in- stalled as outlined below . The four feet together with the mounting screws should be retained f ...
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McIntosh C45 - page 8
8 Rear Panel Connections Connect the power cord to a live AC outlet. Refer to in- formation on the back panel of the C45 to determine the correct voltage External KEYP AD or Sensor Jack per- mits the con- nection of a McIn- tosh Keypad or IR Sensor for remote operation POWER CONTROL and Trigger Outputs send T urn-On signals to other components conn ...
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McIntosh C45 - page 9
9 McIntosh DVD-Audio Player McIntosh Power Amplifier How to Connect for Power Control McIntosh CD Player How to Connect for Power Control McIntosh Power Control The three Power Control Jacks have default settings as ex- plained on page 8. The hookup example below utilizes the default settings. If you wish to use any one of the two as- signable Powe ...
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McIntosh C45 - page 10
10 How to Connect for Dat a Control and Remote Operation Data Control Connections facilitate the ability to remotely operate McIntosh Source Components using the supplied C45 Audio Control Center Remote Control. By adding a McIntosh Remote Control T ranslator/Repeater to the C45, non McIntosh Source Devices such as a T ape Deck can be remotely cont ...
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McIntosh C45 - page 11
11 in out The C45 Audio Control Center has assignable Inputs. Be- fore the Balanced and Phono Inputs can be used, they must be first selected in the Setup Mode, refer pages 15, 17 and 18. 1. Connect Audio Cables from the McIntosh C45 RF and LF Balanced OUTPUTS to the McIntosh Power Ampli- fier Balanced INPUTS. Note: The unbalanced RF and LF Audio O ...
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McIntosh C45 - page 12
12 McIntosh T wo Channel Power Amplifier Number T wo How to Connect for Six Channel Operation The C45 Audio Control Center has assignable Inputs. Be- fore the Balanced and Phono Inputs can be used they must be first selected in the Setup Mode. Refer pages 15, 17 and 18. 1. Connect Audio Cables from the McIntosh C45 Balanced LF (Left Front Channel) ...
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McIntosh C45 - page 13
13 How to Connect for Six Channel Operation in out McIntosh DVD-Audio Player McIntosh CD Player T ape Deck Turntable McIntosh Powered Subwoofer ...
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McIntosh C45 - page 14
14 Front Panel Controls, Displays, Push-Buttons, and Switch Main Switch turns all AC power com- pletely On or Off Selects various Pro- gram Sources for lis- tening and is used dur- ing the entering or re- moval of radio stations into presets Indicates the Sources, V olume Levels, Opera- tional Functions, TM1 T uner Functions and Setup Mode Settings ...
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McIntosh C45 - page 15
15 How to Operate the Setup Mode Y our McIntosh C45 has been factory configured for default operating settings that will allow immediate enjoyment of superb audio without the need for further adjustments. If you wish to make changes to the factory default settings, a Setup Feature is provided to customize the operating set- tings using the Front Pa ...
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McIntosh C45 - page 16
16 Display Brightness The Front Panel Alphanumeric DISPLA Y Brightness may be varied from a setting of 1 (Dim) to 15 (Bright). Follow the steps below for reducing the Display Brightness. Refer to figure 4. 1. Press the SETUP Push-button to access the Setup Mode. 2. Press the T ONE BYP ASS (Menu) Push-button until the word DISPLA Y 10 appears. 3. Pr ...
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McIntosh C45 - page 17
17 Setup, con’t Figure 10 Figure 1 1 T uning Method Description TUNE - Allows for Manual Tuning Up or Down the radio dial. PRESETS - Allows selection of a radio station preset from a previously stored station in memory . SEEK - Automatically scan the dial and will stop on the next available station. 4. Press the SETUP Push-button to exit the Setu ...
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McIntosh C45 - page 18
18 6. Press the TRIM LEVEL UP S or Down T T T T T Push-button until the Front Panel Alphanumeric Display indicates “LEVEL 0.0 TUN”. 7. Rotate the INPUT Clockwise until the display indicates “LEVEL 0.0 CD2”. Refer to figure 16. 8. Press the TRIM LEVEL UP S or Down T T T T T Push-button until V olume Level of the CD Input is the same as the T ...
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McIntosh C45 - page 19
19 Setup, con’t Figure 21 2 Channel Sub The C45 has both Balanced and Unbalanced SUBwoofer Outputs. If either one of the 6 Channel Inputs are selected, the C45 Amplifies the signal at the SUBwoofer Input and makes it available at the SUBwoofer Output. When a 2 Channel Input is selected the C45 is also capable of provid- ing signal at the SUBwoofe ...
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McIntosh C45 - page 20
20 Setup, con’t Remote Control Selection The C45 will respond to two different sets of the Remote Control Codes. The Remote Control included with the C45 utilizes the NORMal McIntosh Control Codes. The Second Set of Control Codes the C45 will respond to is referred to as the AL T ernate Codes. The AL T ernate Codes are for when the C45 is used to ...
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McIntosh C45 - page 21
21 The McIntosh C45 Audio Control Center has been factory configured for operating settings that allow immediate en- joyment of superb high fidelity audio without the need for further adjustments. If you wish to make changes to the fac- tory default settings, refer to the SETUP Section of this Owner ’ s Manual starting on page 15. Power On and Of ...
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McIntosh C45 - page 22
22 TRIM push-button until the word and number “BALANCE 00” appears on the Alphanumeric Display , then press the TRIM LEVEL Up S or Down T Push-button to emphasize the Left Channel or the Right Channel. Refer to figures 35a, 35b and 41. The Front Panel Display indicates the balance changes in steps from 0 to 107. After approximately 3 sec- onds ...
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McIntosh C45 - page 23
23 How to Operate the C45, con’t Refer to figure 37. 6. Press and release the TRIM Push-button until “SUR- ROUND 0.0” appears on the Front Panel Display . 7. Press the LEVEL Down T T T T T Push-button until “SUR- ROUND -8.5” appears on the Front Panel Display . This is an example of decreasing the Center Channel Level by 8.5dB. Refer to f ...
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McIntosh C45 - page 24
24 Remote Control Push-Buttons Selects one of the twelve High Level Audio/V ideo Sources or Phono Input T urns AC Power ON or OFF to certain McIntosh Components when connected via the Data Port Adjusts the volume level up or down Selects Disc Player , Mu- sic Server or T ape Re- corder Functions and also performs various func- tions on a variety of ...
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McIntosh C45 - page 25
25 How to Operate by Remote Control The supplied Remote Control is capable of directly control- ling the functions of contemporary McIntosh Source Com- ponents connected to the C45. Earlier McIntosh source components and other brand source components can be con- trolled by the C45 Remote Control with the addition of a McIntosh Remote Control T rans ...
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McIntosh C45 - page 26
26 Frequency Response +0, -0.5dB from 20Hz to 20,000Hz T otal Harmonic Distortion 0.002% maximum from 20Hz to 20,000Hz at rated output Signal T o Noise Ratio Phono: 86dB below 10mV input (A W eighted) High Level: 96dB below rated output (A W eighted) Rated Output V oltage 2.5V Unbalanced Outputs (Main) 5.0V Balanced Outputs (Main) Maximum V oltage ...
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McIntosh C45 - page 27
27 • • • • • Special FM RF Amplifier Double-Diffused Metal Oxide Field Ef fect T ransistor (DMOS-FET) RF amplifier increases sensitivity and Cross Modulation rejection. • • • • • External AM RF Amplifier and Antenna The TM1 includes a RAA1 Remote AM Antenna that con- tains an electrostatically shielded AM RF Amplifier Stage for ...
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McIntosh C45 - page 28
28 75ohm FM ANT (Antenna) connects to an external FM antenna or cable AM ANT (An- tenna) connector allows a McIntosh Remote Antenna to be connected RAA1 Remote Antenna can be adjusted to a position for optimum reception of your fa- vorite AM stations Connects with supplied cable to the C45 Rear Panel and RAA1 T op Panel Antenna Connections ...
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McIntosh C45 - page 29
29 FM Antenna 1. Connect the Remote AM antenna by plugging the DIN connector of the supplied 3 conductor cable into the AM ANT , DIN socket on the back panel of the C45. Note: If a longer length cable needs to be used between the C45 and the RAA1, use a 2 conductor shielded cable. Refer to page 4 for additional connection information. 2. Connect a ...
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McIntosh C45 - page 30
30 The McIntosh C45 TM1 AM/FM T uner Module incorpo- rates an advanced design AM/FM T uner with many desir- able performance features to enhance your enjoyment of ra- dio broadcasts. There are three methods of tuning AM/FM Broadcast Stations using the Front Panel Tune Push-buttons and four methods using the Remote Control. These tuning methods incl ...
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McIntosh C45 - page 31
31 How to Assign T uner Presets Figure 44 S tation Signal Strengh FM S tereo Signal S tation Frequency Broadcast Band Preset Number The C45 AM/FM T uner Module (TM1) allows for preset- ting radio stations into memory . Refer to figure 44 and per- form the following the below steps to enter stations: 1. Select either the AM or FM Broadcast Band usin ...
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McIntosh C45 - page 32
32 How to Optimize AM Reception The McIntosh RAA1 Remote AM Antenna is designed to provide the best in AM Reception especially if the C45 is located in a noisy reception area. Locate the RAA1 away from all electronic and electrical interference sources. Ro- tate the AM Antenna to reduce interference and receive maximum signal strength. Notes: The R ...
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McIntosh C45 - page 33
33 Notes ...
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McIntosh C45 - page 34
34 FM T uner Specifications Useable Sensitivity 14dBf which is 1.4uV across 75 ohms 50dB Quieting Sensitivity Mono: 19dBf which is 2.4uV across 75 ohms Stereo: 35dBf which is 15uV across 75 ohms Signal T o Noise Ratio Mono: 75dB Stereo: 70dB Frequency Response Mono: + 0 , - 1 dB f ro m 2 0 to 15,000Hz S tereo: + 0, - 1dB from 20 to 15,000Hz Harmoni ...
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McIntosh C45 - page 35
35 Packing Instructions In the event it is necessary to repack the equipment for ship- ment, the equipment must be packed exactly as shown be- low . It is very important that the four plastic feet are at- tached to the bottom of the equipment. This will ensure the proper equipment location on the bottom pad. Failure to do this will result in shippi ...
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McIntosh C45 - page 36
McIntosh Part No. 04088702 McIntosh Laboratory , Inc. 2 Chambers Street Binghamton, NY 13903 The continuous improvement of its products is the policy of McIntosh Laboratory Incorporated who reserve the right to improve design without notice. Printed in the U.S.A. ...
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