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User's Manual 9. Power Cord Protection — Power-supply Safety Instructions cords should be routed so that they are not likely 1. Read Instructions -– All the safety and to be walked upon or pinched by items placed operation instructions should be read before upon or against them, paying particular attention the Sunfire Component is operated. to cords at plugs, convenience receptacles, and the point where they exit the Component. 2. Retain Instructions — The safety and operating instructions shoul
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User's Manual 15. To prevent electric shock, do not use this This apparatus does not exceed the Class A/ polarized plug with an extension cord, recep- Class B (whichever is applicable) limits for radio tacle or other outlet unless the blades can be noise emissions from digital apparatus as set fully inserted to prevent blade exposure. out in the radio interference regulations of the Canadian Department of Communications. Pour préevenir les chocs électriques ne pas utiliser cette fiche polariseé
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User's Manual Introduction Bob Carver, Amplifier Designer, Physicist Dear Friend: Thank you for purchasing my Sunfire Cinema Grand Signature Edition five channel power amplifier. I hope you enjoy it and the music it makes as much as I have enjoyed creating it for you. This magnificent amplifier represents my very latest thinking - and my best amplifier design ever I’ve spent over twenty years developing it, and cannot imagine how I could make it any better, or refine it any further. No matte
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User's Manual Unpacking Maximum output current Your Cinema Grand Amplifier should 120 amperes peak to peak per channel reach you in perfect condition. If you do notice Maximum output voltage any shipping damage, please contact your Sunfire Dealer immediately. 58 Vrms Gently lift out the unit and remove all the Output impedance Front Left packing material and accessories. It is and Front Right channels important to save all the packing materials and the box in case your amplifier ever needs Volta
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User's Manual Installation Connection Tips Read and follow all safety instructions Before setting up your new system, shown on pages 2 and 3. please consider the following : Observe the following precautions when Always make sure that your compo- choosing a location for your Cinema Grand nents are all turned OFF before Amplifier: making or changing connections. Protect it from prolonged exposure to Make sure that the power cords of all direct sunlight and other direct your components are a
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User's Manual Front Panel Features Overview Illumination Your Cinema Grand Amplifier has five The meter is illuminated by an incandes- channels of power amplification combined in cent lamp operating at a very warm color one chassis for the purpose of reproducing temperature. I have been influenced by the music or video soundtracks. It accepts line scale lighting of classic electronic equipment level signals from a controlling preamplifier from the 1950’s, with their warm dim glow, and amplifies
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User's Manual Rear Panel Features 54 32 1 8 7 6 1. AUTO/ON/OFF Switch 3. XLR Inputs Your Cinema Grand Amplifier is If your preamplifier has XLR outputs, designed with an automatic on/off circuit. connect them to the XLR inputs. Use them instead of the RCA inputs because balanced In the AUTO-ON position, the amplifier connections offer superior noise rejection. will automatically turn on if an audio signal is present at the left front or The female XLR inputs are wired as center inputs. The amp
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+ + - - + - + - User's Manual The top post of each pair is the positive 6. Current Source Fuses output, and connects to the positive (red) post Each current source output has an in-line of your speaker. The bottom post of each pair fuse to protect your speakers. If one ever is the negative, and connects to the negative opens, there will be no output to that speaker. (black) post of your speaker. The posts can accept bare wire, spade terminals, and dual 7. IEC connector or single banana connect
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UNBALANCED PREAMP OUTPUTS LS RS R L C + - + - + - + - + - R RS LS C L LOUDSPEAKERS User's Manual System Configurations The following pages show some typical connections that you might make in your installation. They show how the inputs and outputs of the Cinema Grand Amplifier are connected to your preamplifier and speakers. If your preamplifier has RCA outputs, it R = Right Channel can be connected to the amplifier inputs as C = Center Channel, shown. This diagram also shows how the L = Le
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BALANCED PREAMP OUTPUTS L R C LS RS R C + - + - + - + - + - RS LS L LOUDSPEAKERS User's Manual If your preamplifier has XLR outputs, it can be connected to the XLR inputs as shown. This diagram also shows the current source output connections to the front speaker inputs. (The voltage source outputs can be used instead, as shown on the previ- ous page). Balanced XLR inputs and current source output connections System Configurations 11
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User's Manual Biamping If your speakers can be biamped, the Output connections Cinema Grand Amplifier can be configured to Connect the amplifier’s right rear provide a very powerful stereo system. output to the right speaker’s woofer input terminals and connect the amplifier’s right front current source output to the right speaker’s upper range input terminals. If you prefer, you could use the right front voltage source instead. Connect the amplifier’s left rear output Inputs to the left spe
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+ - + - + - + - RIGHT RIGHT LEFT LEFT TWEETER WOOFER WOOFER TWEETER (CURRENT (CURRENT SOURCE) SOURCE) LOUDSPEAKERS R L UNBALANCED PREAMP OUTPUTS User's Manual Note: The center channel can be used to drive a third speaker, or left unconnected. Biamping connections System Configurations 13
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User's Manual Biwiring If your speakers can be biwired or Output connections biamped, they will have completely separate Connect the amplifier’s right front input terminals for the woofer section and the voltage source output to the right upper range. See the speaker diagram and speaker’s woofer input terminals and discussion on page 12. connect the amplifier’s right front Make sure that any links between current source output to the right the woofer and upper range posts speaker’s upper range
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+ - + - + - + - RIGHT RIGHT LEFT LEFT WOOFER TWEETER WOOFER TWEETER (VOLTAGE (CURRENT (VOLTAGE (CURRENT SOURCE) SOURCE) SOURCE) SOURCE) LOUDSPEAKERS R L UNBALANCED PREAMP OUTPUTS User's Manual Note: The center and rear inputs and outputs have been omitted for drawing clarity. If used, they can be connected as shown on pages 10 and 11. Biwiring connections System Configurations 15
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User's Manual Speaker connections If your speakers cannot be biwired, the Parallel normal configuration is to have one speaker For an example, if you want to parallel- connected per channel. The connection of connect two speakers to the front right more than one per channel will tend to channel of the amplifier: degrade the speaker’s frequency response. For the best results use one speaker per The positive output terminal of the channel. front right channel connects to the positive input of th
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User's Manual Troubleshooting Make sure that the amplifier has good The Sunfire Cinema Grand Amplifier is ventilation and is not overheating. Use the expertly designed and built to provide years of crystal base to allow good airflow under- trouble-free performance. Most problems that neath. If the amplifier is in a closed rack, occur can usually be solved by checking your open up the rear panel or use a quiet fan setup or making sure that the components for improved ventilation. connected to t
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User's Manual Try moving the speaker cables away from Check that the speaker wires have been any power cords. Try just one speaker, connected correctly: Make sure that the connecting it to different channels and see positive of each speaker connects to a if an amplifier channel is bad. positive output of the amplifier, and the negative of each speaker connects to a Other causes of noise negative output. If one speaker is wired incorrectly, than it will be “out of phase” Speaker noise may a
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User's Manual Limited Warranty Sunfire Corporation is proud of its prod- This Warranty gives you specific legal ucts which have been built with care using rights, and you may also have other rights advanced technology and premium compo- which vary from state to state. We suggest nent parts. Your unit has been crafted to that you attach your purchase receipt to this perform properly for many years. Sunfire Warranty and keep these in a safe place. Corporation offers the following warranty to Thank
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Manual part number : 913-034-00 Rev A
