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Model SC-7S1 User Guide
Stereo Control Amplifier
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CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE THE COVER (OR BACK) NO USER-SERVICEABLE PARTS ARE INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The lightning flash with arrowhead symbol 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 poin
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IMPORTANT SAFETY INSTRUCTIONS READ BEFORE OPERATING EQUIPMENT 14. Protective Attachment Plug – The product is equipped with an attachment plug This product was designed and manufactured to meet strict quality and safety having overload protection. This is a safety feature. See the Instruction Manual standards. There are, however, some installation and operation precautions for replacement or resetting of the protective device. If replacement of the plug is which you should be particularly aware
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Table of Contents 1. Instruction for use ................................................................................................................. 2 Foreword .................................................................................................................................................................................2 Equipment mains setting ...................................................................................................................................
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How to use batteries 1. Instruction for use Improper use of batteries may cause the risk of fluid leakage or explosion. Be especially careful in the following points. Insert the batteries with the correct and polarity as indi- Foreword cated inside the battery case. This section must be read before any connection is made Do not use a brand-new battery and used battery together. to the mains supply. Dry cell batteries may produce different voltages even when their shapes are the same.
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3. Main features of this product The concept: channel separation for super Fully balanced control amp with an linear wide range & dynamic audio volume control We think it’s of the utmost importance to extend high The SC-7S1 is a full balanced, two-channel control amp frequency response as well as channel separation so you providing the channel separation you need for Super can hear the true meaning of “Super Audio.” Audio. Based on our own high quality four-gang active This is why we have de
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4. Connections Connection 1 Stereo connection SACD Player / CD Player CD Recorder / Tape Deck 4 5 6 3 7 2 8 1 9 0 10 POWER RIGHT ANALOG LEFT OUTPUTS L UNBALANCED R INPUT OUTPUT ANALOG BALANCED 1 1 or ID NO. 1 2 3 Setting 1 SC-7S1 4 5 6 REC REC INPUT INPUT PRE OUT PRE OUT REMOTE REMOTE BALANCED SACD/CD 1 LINE 2 OUT OUT UNBALANCED BALANCED CONTROL CONTROL ID NO. ID NO. TAPE PUSH PUSH 1 2 2 IN 3 A 4 CH BI- BI- 5 AMP AMP 6 PUSH PUSH OUT MODE MODE STEREO STEREO BI-AMP BI-AMP B CH MODE STEREO STEREO B
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4. Connections Connection 1–4 are recommended by Marantz for SC-7S1 with Marantz MA-9S1. If using the MA-9S1s, Please read the instruction manual for the MA-9S1. Name and Function → P13 Standard set-up in using Marantz Monaural Power Amp MA-9S1. Please refer to this connection in the event of using other Power Amps also. SC-7S1 doesn't have a Phono equalizer. So in the event of using a turn table, please use a Phono equalizer to connect with the SC-7S1. In the event that stereo L ch signal
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4. Connections Connection 2 Bi-Amp connection (Make sure your speakers are designed for Bi-Amp capabilities) SACD Player / CD Player CD Recorder / Tape Deck 5 4 6 3 7 2 8 1 9 0 10 POWER RIGHT ANALOG LEFT OUTPUTS L UNBALANCED R OUTPUT INPUT BALANCED ANALOG 1 1 or ID NO. 1 2 3 Setting 1 SC-7S1 4 5 6 INPUT INPUT REC REC PRE OUT PRE OUT REMOTE REMOTE BALANCED OUT OUT SACD/CD 1 LINE 2 TAPE UNBALANCED BALANCED CONTROL CONTROL ID NO. ID NO. PUSH PUSH 1 2 IN 2 3 A 4 CH BI- BI- 5 AMP AMP 6 PUSH PUSH OUT
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4. Connections This connection can have options i.e. You may connect the units using either balanced or unbalanced cables to connect your SACD/CD and control Amp. But you can not inter match. Please select either way of connection. Enhance the connection 1 to Bi-Amp connection, and drive the Bass speaker and Mid/High speakers with separate power Amplifiers. Bi-Amp (connection) The benefits of Bi-Wiring; drive the Bass speaker and Mid/High speakers with separate power Amplifiers. Bi-Amping wil
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4. Connections Connection 3 Complete Bi-Amp connection (Make sure your speakers are designed for Bi-Amp capabilities) SACD Player / CD Player CD Recorder / Tape Deck 4 5 6 3 7 2 8 1 9 0 10 POWER RIGHT ANALOG LEFT OUTPUTS UNBALANCED L BALANCED 1 1 R INPUT OUTPUT ANALOG To connect analog output To connect analog output Lch of FM tuner, VCR. Rch of FM tuner, VCR. ID NO. ID NO. 1 ID NO. ID NO. 2 3 1 2 or or 4 3 Setting 1 5 4 6 5 Setting 2 6 INPUT INPUT REC REC PRE OUT PRE OUT REMOTE REMOTE INPUT IN
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4. Connections This connection can have options i.e. You may connect the units using either balanced or unbalanced cables to connect your SACD/CD and control Amp. But you can not inter match. Your Control Amp & Power Amp can also be wired the same way. Please select either way of connection. Complete Bi-Amp connection Enhance connection 2, by having one more control Amp. SC- 7S1, this is a wiring which separates Mid/High signal and Low signal from the Pre-Amp section. In this event, the SC-7
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4. Connections Installing the SACD multi-channel audio speakers In order to enjoy SACD multi-channel sound with the best possible acoustics, it is recommended that the speaker systems be laid out in compliance with the ITU-R BS.775- 1 recommendation which is a standard formulated by the International Telecommunication Union (ITU). SACD multi-channel discs are recorded and mixed in such a way that they will achieve the optimum effects when the speaker systems are laid out as per the ITU-R BS.77
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4. Connections Connection 4 5.1ch multi-channel connection This Connection is standard for Multi-channel sound source. This will enable you to experience the high quality sound acoustic for the professional Home theatre and pure multi channel SACD. The complete system is controlled using 3 SC-7S1 Stereo Control Amplifiers. The system can be enhanced to <3 SC-7S1s + 10 MA-9S1s + Active sub-woofer> <6 SC-7S1s + 10 MA-9S1s + Active sub-woofer> Caution If you use an Active (powered) sub-w
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5. Name and function Front panel Display section switch on the rear panel of the unit. If the attenuate function or Power switch Volume knob I Power indicator trim adjustment is being used, the levels will also be indicated. If The switch is used to Power the unit ON and or OFF. Once the The Volume knob is used to increase & decrease the overall This Indicator is to show if the power is on. When power is on, using several SC-7S1s, and they are not connected properly, unit is pow
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5. Name and function Rear panel 1 Input Balanced terminal 7 ID No. switch This terminal is to connect the components which have bal- Whilst several SC-7S1 are connected, to set up respective ID anced outputs i.e. SACD, CD Player. No. to distinguish each products. When Bi-Amping, terminal B can not be used. When only 1 unit is used, the No. will be set 1. Initial Balanced terminal → p5 setting is <1>. This switch is to give ID numbers to each SC-7S1, when two or more are used. When using only 1,
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5. Name and function For using the Remote Control Loading batteries Remote controller Before using the supplied remote control for the first time, load the batteries in the remote control. The batteries pro- vided are used only to verify the operations of the remote control. 1 Remove the battery cover which is found on the back side of the remote control. 2 Load the two new size “AAA” batteries inside the battery compartment while taking care to align their polarities correctly with the pol
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6. Standard operation Power on the SC-7S1. In case you have several SC-7S1s How to Play connected, please power on from the smaller No. of ID to the larger No. stereo control amplifier sc-7s1 Once the power is on, the Front display and input indicator stereo control amplifier sc 7s1 BALANCED for the currently selected source will be illuminated. SACD / CD A SYNC B LINE 1 POWER Input Source LINE 2 power DISPLAY ATT power Indicator Indicator TAPE input selector volume input selector volume B
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7. How to operate function and how to set up Press the ATT button, the attenuation level will be changed Attenuate function with every press. With one touch, the volume can be decreased, instantly. The ATT button on the SC-7S1 or the Remote Control, is used for this function. Unit Remote Controller E EXIT ATT or Attenuate function level Setting TRIM B The volume will be indicated in the display window & the indica- tor above the ATT button will be illuminated. Press ATT button Light U
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7. How to operate function and how to set up Once the Trim-B button or on Remote control is Trim adjustment function pressed, Indicator on the A ch will be turned off, the indica- You can adjust the output level within -6.0dB–+6.0dB (0.5dB tor on the B ch will be illuminated. Then Sync indicator step) for each channel. remains flashing Green. - stereo control amplifier sc 7s1 How to adjust Trim setting In case of 1 unit TRIM B Press the Trim mode button on the Remote control. Then
