User manual MCINTOSH C220

[. . . ] Tube Preamplifier C220 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. [. . . ] Connect a Control Cable from the C220 POWER CONTROL ACC(C) Jack to the Power Control In on the McIntosh Tuner. Connect a Control Cable from the McIntosh Tuner Power Control Out jack to the McIntosh SACD/CD Player Power Control In Jack. Connect a Control Cable from the McIntosh SACD/CD Player Power Control Out jack to the McIntosh Disc Player, Recorder and Sever Power Control In Jack 4. Connect a Control Cable from the C220 POWER CONTROL SPKR1 Out jack to the McIntosh Power Amplifier (Main) Power Control In Jack. Connect a Control Cable from the C220 POWER CONTROL SPKR2 Out jack to the McIntosh PC-4 Power Control, Power Control Jack. Connect any additional McIntosh Components in a similar manner, as outlined in steps 1 thru 4. Connect a Control Cable from the C220 TUNER DATA PORTS Jack to the McIntosh TUNER1 Data In Jack. Connect a Control Cable from the C220 CD DATA PORT Jack to the McIntosh SACD/CD Player Data In jack. Connect a Control Cable from the C220 TAPE DATA Note: With the addition of a McIntosh Power Controller and Remote Control Translator connected to the C220, any McIntosh Classic Components and/or non McIntosh Components connected to the C220 can be operated more conveniently. Contact your McIntosh Dealer for additional information 9 Front Panel Displays, Controls, Push-buttons and Jack BASS Control provides 12dB boost or cut with a flat center position IR Sensor receives commands from a Remote Control OUTPUTS 1 and 2 Push-buttons with indicators, allow the C220 to switch Power Control and Audio to two separate Stereo Power Amplifiers. It is also used in the setup mode for various functions Standby Power On Indicator TREBLE Control provides 12dB boost or cut with a flat center position DISPLAY indicates the Sources, Volume/Balance Levels, Operational Functions and Setup Mode Settings VOLUME Control adjusts the listening level for both channels TONE BYPASS with indicator, when activated the audio signal totally bypasses the Tone Control Circuitry. It is also used in the setup mode for various functions REC MONITOR Push-button with indicator, allows listening to the playback of REC/ TAPE Source while the recording is in process Activates the different Mute Modes STANDBY/ON Push-button switches the C220 ON or OFF (Standby) and resets the microprocessors Connection for low impedance dynamic headphones with 1/4" (0. 64cm) stereo phone type plug, for private listening 10 MONO with indicator, combines the Left and Right Channel signals for Monophonic Sound. It is also used in the setup mode for various functions SETUP Mode Push-button with indicator, allows the changing of the default settings for Inputs, Levels, Special Functions and the Display INPUT Control selects the desired audio signals for listening and recording. It is also used in the setup mode for various functions. Setup How to Operate the Setup Modes Your McIntosh C220 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 settings using the Front Panel Alphanumeric Display. The LED above the SETUP Push-button will illuminate and the Front Panel Display will indicate C220 V1. 00 or higher. Refer to figure 1. Default Settings Function Name REMOTE TUBE LED AUTOTONE ACCessory < C > TRIGger DISPLAY INPut TRIM BALANCE C220 Setting NORMal ON ON MAIN TUNER > -7 TUNer > TUNer 0. 0 TUNner 00 V_. _ _ Page No. Note: The Red LED above the STANDBY/ON Push-button lights to indicate the C220 is in Standby mode. Note: The Front Panel Display will indicate C220 V1. 00 or higher the first time, after that it will display whatever Setup Mode was last accessed. 13 13 13 13 13 12 12 11 16 11 Firmware Version The C220 functionality is controlled by internal software that is know as Firmware. The Version of the Firmware in the C220 can be identified at any time by utilizing the Setup Mode. Press the Menu or Menu Push-button until C220 V1. 00 or higher appears. Press Menu (MONO) Push-button and notice that with each press of the push-button, the Setup Mode goes forwards through ten different possible adjustment selections and one informational display. Press Menu (TONE BYPASS) Push-button and notice that with each press of the push-button, the Setup Mode goes backwards through the possible adjustment selections and one informational display. To exit from a specific Setup Mode, press the SETUP Push-button a second time. [. . . ] The word and number "BALANCE 00" appears on the Front Panel Alphanu- To verify the balance setting without changing it, just press the TRIM Push-button once to select Balance. Note: The Balance may also be adjusted in the setup mode, refer to pages 11-13. Bass and Treble Controls Adjust the BASS and TREBLE controls to suit your listening preferences. The Bass or Treble intensity can be increased with clockwise rotation and decreased with counterclockwise rotation. Tone Bypass Press the TONE BYPASS Push-button to totally Bypass the Tone Control Circuitry, providing a flat frequency response. If the AUTOTONE circuit is set to the On position in Setup Mode, the C220 will remember for each input whether the Tone Bypass is active. Figure 12 16 How to Operate the C220 Mono Press the Front Panel MONO Push-button or the MODE Push-button on the Remote Control to combine left and right stereo signals to a Monophonic Signal. [. . . ]