User manual MCINTOSH MCC404M

[. . . ] Owners Manual MCC404/MCC404M Power Amplifier MCC404 MCC404M McIntosh Laboratory, Inc. 2 Chambers Street Binghamton, New York 13903-2699 Phone: 607-723-3512 FAX: 607-724-0549 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 bottom cover. No user serviceable parts inside. IMPORTANT SAFETY INSTRUCTIONS! PLEASE READ THEM BEFORE OPERATING THIS EQUIPMENT. General: 1. Warning: To reduce risk of fire or electrical shock, do not expose this equipment to rain or moisture. [. . . ] Removing the End Caps To access the MCC404/MCC404M Connecting Terminal Blocks, remove the Glass Panel first (the above step) and then remove the Phillips Screws holding the End Caps on both sides of the amplifier and lift the end caps off. Connect an audio cable from one of the control center outputs to the input of an external crossover. Connect an audio cable from the external crossover TWEETER output to the MCC404/MCC404M channel 1 input. Connect an audio cable from the external crossover MID-RANGE output to the MCC404/MCC404M channel 2 input. Connect an audio cable from the external crossover WOOFER output to the MCC404/MCC404M channel 3 input. Connect the MCC404/MCC404M to the vehicle battery terminals using size 4 AWG (Maximum) cables. Note: Do not connect a cable to the MCC404/MCC404M channel 4 input. 2. Connect a cable from a McIntosh Control Center with Power Guard to the MCC404/MCC404M PG connector on the side of the amplifier. Connect speaker cables (up to 12AWG) from a tweeter to the amplifiers channel 1 output terminals. Connect speaker cables from a mid-range loudspeaker to the amplifiers channel 2 output terminals, being careful to observe the correct polarities. Note: The connecting information shown here is for a single channel of an audio system. For the other channel, connect a second MCC404/MCC404M and loudspeakers in a similar manner. Note: All cables should be connected to the amplifier before connecting the DC power cables to the battery. 5. Connect speaker cables from one woofer to the amplifiers channels 3&4 BRIDGED output terminals, being careful to observe the correct polarities. Note: It is advisable to place an in-line fuse of a suitable size as close as possible to the battery. McIntosh Control Center Left Output McIntosh Electronic Crossover Tweeter Loudspeaker - Vehicle + Battery Fuse Midrange Loudspeaker 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 6543210987654321 7654321 7654321 7654321 7654321 7654321 7654321 7654321 Woofer Loudspeaker 0987654321 0987654321 0987654321 0987654321 0987654321 0987654321 0987654321 0987654321 0987654321 9 How to Connect for Two Channels How to Connect for Two Channels 1. Connect the cable from the Control Center Amp On to the MCC404/MCC404M ON Connector on the right side of the amplifier. Connect a cable from a McIntosh Control Center with Power Guard to the MCC404/MCC404M PG Connector on the right side of the amplifier. Connect cables (up to 12AWG) from two separate loudspeakers, one to the Amplifier Bridged Channels 1 and 2 Terminals, and one to Bridged Channels 3 and 4 Terminals, being careful to observe the correct polarities. Connect audio cables from the Control Center Outputs to the MCC404/MCC404M Inputs 1 and 3. Optional Connection allows the SUB Outputs to be connected to a separate Subwoofer Power Amplifier, regardless of the MCC404/MCC404M Operating Mode used. Note: All cables should be connected to the amplifier before connecting the DC power cables to the battery. Note: The Subwoofer Outputs are line-level outputs and summed from all the Input Channels. They can be remotely controlled by connecting a cable from the SUB REMOTE CONTROL jack to the optional external rotary control. 6. Optional Connection allows the SUB REMOTE CONTROL to be connected to the Power Amplifier, regardless of the MCC404/MCC404M Operating Mode used. Connect the MCC404/MCC404M to the vehicle battery terminals using size 4 AWG (Maximum) cables. Note: It is advisable to place an in-line fuse of a suitable size as close as possible to the battery. Subwoofer Loudspeaker McIntosh Control Center Right Output Left Output Optional Subwoofer Amplifier Left Loudspeaker - Vehicle + Battery Fuse 10 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 9876543210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 3210987654321 Optional connections for controlling the Subwoofer Level by using the Front to Rear Fader Control on the Control Center 43210987654321 43210987654321 43210987654321 43210987654321 43210987654321 43210987654321 43210987654321 43210987654321 43210987654321 43210987654321 43210987654321 43210987654321 43210987654321 Left Rear Loudspeaker How to Connect with Subwoofer Channel How to Connect with Subwoofer Channel 1. Connect the cable from the Control Center Amp On to the MCC404/MCC404M ON Connector on the right side of the amplifier. Connect a cable from a McIntosh Control Center with Power Guard to the MCC404/MCC404M PG Connector on the right side of the amplifier. Connect cables (up to 12AWG) from two separate upper range loudspeakers, to the Amplifiers Channels 1 and 2 Terminals, and subwoofer loudspeaker to Bridged Channels 3 and 4 Terminals, being careful to observe the correct polarities. [. . . ] Refer to figures 11, 12 and 13. Caution: Disconnect the Amplifier from the Vehicle Battery ( or DC Power Supply) as Potentially Dangerous Currents exist inside the amplifier. Remove Top Cover Screws Figure 11 1. Before accessing fuses, disconnect both the positive and negative power cables from the DC input terminals on the left side of the amplifier using a 5/32 hex key. Remove the Top Glass Panel by first removing the four hex bolts with the supplied 3/32 hex key. To remove the Top Glass Panel, attach the supplied suction cup to the top center of the glass panel and carefully raise it high enough to put your hand under. [. . . ]