Page 2 - Important Additional
2 Your decision to own this McIntosh C49 Audio Pre- amplifier ranks you at the very top among discrimi- nating music listeners. You now have “The Best.” The McIntosh dedication to “Quality,” is assurance that you will receive many years of musical enjoyment from this unit. Please take a short time t...
Page 3 - Data Port Connectors; General Information and Connector Information; XLR Connectors; General Information; and PASSTHRU
3 nation of the Power Output Meters on McIntosh Power Amplifiers. A 3.5mm stereo mini phone plug is used for connection to the Power Control, Trigger and PASSTHRU Outputs on the C49. Note: The Power Control, Trigger, PASSTHRU and Data Connecting Cable is avail- able from the McIntosh Parts Departmen...
Page 5 - The following dimensions can assist in determining; Front View of the C49
5 Dimensions Dimensions The following dimensions can assist in determining the best location for your C49. There is additional information on the next page pertaining to installing the C49 into cabinets. 17- 1/2 " 44.4cm 13 - 1/4 " 33.7cm 17- 1/8 " 43.5cm 3/16 " 0.48cm 13/16 " 2....
Page 6 - C49 Front Panel; in Custom Cabinet; C49 Bottom View
6 Installation Installation The C49 can be placed upright on a table or shelf, standing on its four feet. It also can be custom in- stalled in a piece of furniture or cabinet of your choice. The four feet may be removed from the bottom of the C49 when it is custom installed as outlined be- low. The ...
Page 7 - C49 Audio Preamplifer Rear Panel; Power Control Connections:
7 Connecting Components The identification of Rear Panel Connections for the C49 Audio Preamplifier is located on a separate folded sheet contained in the Owner’s Manual Packet. Refer to separate sheet “ Mc2B ” for the Rear Panel Connections. Rear Panel Connections C49 Audio Preamplifer Rear Panel T...
Page 8 - Rear Panel Connections and Connecting Components; Data Control Connections:
8 Rear Panel Connections and Connecting Components Control In Jack. 5. Connect a Control Cable from the Tuner Power Control Out Jack to the Media Bridge Pwr Ctrl (Power Control) In Jack. 6. Connect a Control Cable from the C49 POWER CONTROL TRIG (Trigger) 1 Jack to the Power Amplifier Power Control ...
Page 10 - HR085 Remote Control Push-Buttons
10 Note: Push-buttons whose function is not identified above are for use with other McIntosh Products. Press to Power the Preamplifier ONUse to select tuner presets, direct ac- cess an AM/FM Station Frequency, disc tracks or any numbered operation Mutes the audio Adjusts the VOLume level up or down ...
Page 11 - Trim
11 How to use the HR085 Remote Control How to use the Remote Control The supplied C49 Remote Control (HR085) is capable of directly controlling the functions of contemporary McIntosh Source Components connected to the C49 via the Data Ports. Notes: 1. If at any time the C49 seems unresponsive to the...
Page 13 - Setup; Note: When an INPUT is swiched Off, its name will; Input Settings; DA1 FIRMWARE
13 4. To exit from the SETUP Mode, press and hold in the INPUT Control and the Front Panel Display will revert back to its normal display. Refer to figure 1. Your McIntosh C49 has been factory configured for default operating settings that will allow immediate enjoyment of superb audio without the n...
Page 14 - Input Settings, con’t; Off
14 Display. The character “B” is f lashing to indicate it is ready to be changed. Refer to figure 9. 15. Rotate the VOLUME (ADJUST) Control to change the character “B” to “M”. Refer to figure 10. 16. Rotate the INPUT Control until the character “A” is f lashing, then rotate the VOLUME (ADJUST) Contr...
Page 15 - Output Settings; Unswitched; Note: For convenience, an “Input Assignment Chart”
15 4. Rotate the VOLUME (ADJUST) Control to change from the “Switched” setting to “Unswitched”. Refer to figure 23. 5. In a similar manner, perform steps 3 and 4 to change the OUTPUT 2 setting. Refer to figures 24 and 25. The C49 Default Setting for using Headphones is to automatically mute all the ...
Page 16 - Power Control Triggers 1 and 2; Main; Output 1; Data Ports; All Data
16 5. Press and hold in the INPUT Control until “SET- UP: TRIGGER 1, (BAL 1: OFF)” Refer to figure 32. Then rotate the INPUT Control to select which one of the Inputs the TRIGGER 1 will switch OFF when that input is selected. To change the Balance 1 Input status from “BAL 1: OFF” to BAL 1: ON rotate...
Page 17 - Comm Port Baud Rate
17 When the C49 is part of a Home Theater or Mul- tichannel Audio System the Right and Left Front Channels from an Audio/Video Processor or Surround Decoder can “Passthru” the C49 and onto its associ- ated Power Amplifier(s). The Setup Mode allows selection of the specified C49 Input to be used for ...
Page 18 - Power Mode; IR Sensor; Enabled; Remote Control Codes; Normal
18 Power Mode The C49 incorporates an Auto Off Feature, which automatically places the Preamplifier into the Power Saving Standby/Off Mode. This occurs approximately 30 minutes after there has been an absence of user ac- tivity (includes changes to any of the Operation Func- tions such as source sel...
Page 19 - Factory Reset; FACTORY RESET; Reset of Microprocessors; Note: This can be performed with the; Reset of the Microprocessors
19 Factory Reset If it becomes desirable to reset all the adjustable set- tings (Setup and Trim Settings) to the factory default values, perform the following steps: 1. Press and hold in the INPUT Control to enter the SETUP MODE. Refer to figure 2 on page 13. 2. Rotate the INPUT Control until “FACTO...
Page 20 - How to Operate the C49; L BALANCE R
20 USB 25% DSD256 the Remote Control. Refer to figures 60, 62 and 63. Volume Control Rotate the Front Panel VOLUME Control or use the VOLUME Up p or Down q Push-buttons on the Re- mote Control for the desired listening level. Refer to figures 60 and 63. Trim Functions The C49 has nine different Trim...
Page 21 - L BALANCE R; INPUT TRIM; TONE CONTROLS
21 Refer to figure 71. After the Tone Control is switched On, the LED above the Front Panel Tone push-button will be illuminated. Approximately 6 seconds later, the Front Panel Dis- play returns to indicate the Input Source Selection and Volume Level. The Tone Control setting may also be turned On u...
Page 22 - How to Operate the C49, con’t; TREBLE; BASS; TREBLE
22 play. Refer to figure 72. The change in the high frequencies volume level (TREBLE) can be performed by pressing the Remote Control LEVEL UP / DOWN Push-buttons or by rotating the Front Panel Volume Control to increase the Treble (refer to figure 73) or to decrease the Treble (refer to figure 74) ...
Page 23 - AMP METERLIGHT; Mute; Note. The audio signal present at the FIXED OUT; Output 1 and 2; DISPLAY; PHONO RESISTANCE
23 of operational steps for adjusting the TREBLE, BASS and MODE Selection: 1. Select “AMP METERLIGHT, On” as indicated on the Front Panel Information Display. Refer to figure 80. 2. Switch Off the Meter Illumination by using the Front Panel Controls or Remote Control Push- buttons. Refer to figure 8...
Page 24 - HEADPHONES HXD; 8kHz; PASSTHRU
24 Refer to figure 90. During the time there is no Digital Signal present the display will indicate “_ _ _ _ _ _”. Refer to figure 91. USB Input Operation and Driver Installation The C49 USB Input provides the capability to play- back music from a computer, when the computer is connected to the rear...
Page 25 - Installing the Software; Note: Before installing this software, please check to see; USB Connection
25 Under “PRODUCT CATEGORY” select “Pre- amplifiers” then under “MODEL NUMBER” select “C49”. Click on “SEARCH” then select McIntosh-HD USB Audio Windows Drive D v1.0 and download the PC Windows Driver. Follow the instructions below to install the McIntosh C49 Driver: Refer to figure 93. Purpose: To ...
Page 26 - Windows Sound Settings
26 Figure 105 Figure 106 Figure 104 Figure 103 Figure 100 Figure 101 Figure 102 2. If other McIntosh Products with USB Audio Connections are also connected to the computer, an additional “McIntosh USB Audio” playback device will appear in the listing. Make sure to select the “McIn- tosh-HD HS USB Au...
Page 27 - USB 51%
27 Control Panel Settings To activate the McIntosh-HD USB Audio Control Panel Click on the “McIntosh Icon” (located in the Windows notification area on the right side of the Task Bar) or click on the Windows “Show hidden icons”, then select the “McIntosh Icon”. Refer to figures 107 and 108. Notes: 1...
Page 30 - Field AC Voltage conversion of the C49 is not pos-; Note: Refer to the rear panel of the C49 for the correct; C49 Tone Control Curves
30 Specifications Specifications Frequency Response +0, -0.5dB from 20Hz to 20,000Hz +0, -3dB from 15Hz to 100,000Hz Total Harmonic Distortion 0.005% from 20Hz to 20,000Hz Rated Output 2.5V Unbalanced, 5V Balanced (Main) 450mV (Fixed Output) Maximum Voltage Output 8V RMS Unbalanced, 16V RMS Balanced...
