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Summary of Contents for moon Evolution 870A
- Page 1 Owner’s Manual MOON Evolution Series 870A Reference Dual-Mono Power Amplifier...
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Page 2: Important Safety Instructions
MOON 870A Dual-Mono Power Amplifier Important Safety Instructions Read these instructions. Keep these instructions. Heed all warnings. Follow all instructions. Do not use this apparatus near water. Clean only with a dry cloth. Do not block ventilation openings. Install in accordance with the manufacturer’s instructions. - Page 3 To prevent shock hazard, all three connections must ALWAYS be used. Connect the MOON 870A only to an AC source of the proper voltage; Both the shipping box and rear panel serial number label will indicate the correct voltage. Use of any other voltage will likely damage the unit and void the warranty AC extension cords are NOT recommended for use with this product.
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Page 4: Table Of Contents
MOON 870A Dual-Mono Power Amplifier Table of Contents Congratulations ..........5 Unpacking............5 Introduction ............. 6 Installation & Placement ........6 Rear Panel Layout ..........7 Connecting the 870A ......... 8 Balanced Operation ........... 8 Bridged-Mono Operation ........9 Operating the 870A ......... 10 Specifications .......... -
Page 5: Congratulations
The performance of your 870A will continue to improve during the first 300 hours of listening. This is the result of a “break-in” period required for the numerous high quality electronic parts used throughout this amplifier. -
Page 6: Introduction
Players. In the event that the surface you have chosen isn’t perfectly level, each of the four (4) cones of your 870A are height adjustable; carefully using your fingers, you can either raise each leg by turning the cone underneath clockwise, or lower each leg by turning it counterclockwise. -
Page 7: Rear Panel Layout
MOON 870A Dual-Mono Power Amplifier Rear Panel Layout Figure 1: Rear panel of Moon 870A Dual-Mono Amplifier The rear panel will look similar to Figure 1 (above). Each channel has one balanced (differential) input on an XLR connector and one unbalanced (single-ended) input on a RCA connector. There is no switch to toggle from balanced mode to single- ended mode. -
Page 8: Connecting The 870A
Please refer to the next section “Balanced Operation” on for further information. Do not connect cables to both the XLR and RCA inputs at the same time. Damage to both the 870A and the connected equipment can result that is not covered by warranty. -
Page 9: Bridged-Mono Operation
Figure 3: Bridged-Mono operation of the MOON 870A Dual-Mono Amplifier In the event that you wish to operate the MOON 870A Dual-Mono Power Amplifier as a monoblock amplifier, it can be converted to bridged mode without any complex modifications. Only a Simaudio XLR-BRIDGE Y-cable is required. This custom cable will allow one input signal to be sent to both channels of the amplifier’s inputs, as pictured above in Figure 3. -
Page 10: Operating The 870A
DC coming from your preamplifier or one of your signal sources (ie. CD Player). If your 870A still doesn’t power up, turn off the main power switch and check the AC fuse. If the fuse appears OK, put it back in its socket and then try to power up again the usual way. -
Page 11: Specifications
Current Consumption..12mA NOTE: In the event that you require either the RS-232 codes for your MOON 870A or would like to operate this amplifier in a bridged mono configuration, please contact Simaudio Ltd. directly by either email (service@simaudio.com) or toll-free telephone (877-980-2400).