MOON 400M 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.
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To prevent shock hazard, all three connections must ALWAYS be used. Connect the MOON 400M 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.
MOON amplifiers are so musically satisfying. The performance of your 400M 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.
The 400M uses a large toroidal transformer in its power supply; even though it is well shielded, you should not place this amplifier too close to source components sensitive to EMI, such as turntables, phono preamplifiers and CD Players.
MOON 400M Mono Power Amplifier Rear Panel Layout Figure 1: Rear panel of Moon 400M Mono Amplifier The rear panel will look similar to Figure 1 (above). There is one balanced (differential) input on an XLR connector and one unbalanced (single-ended) input on a RCA connector. No switch to toggle from balanced mode to single-ended mode exists;...
“Balanced Operation” on for further information. Do not connect cables to both the XLR input and RCA input at the same time. Damage to both the 400M and the connected equipment can result that is not covered by warranty.
If your 400M 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. If the fuse is blown, replace it with a fuse of the same rating, and repeat the above process.
Jack......... 3.5mm microphone jack Input Impedance....1kΩ Current Consumption..12mA NOTE: In the event that you require the RS-232 codes for your MOON 400M, please contact Simaudio Ltd. directly by either email (service@simaudio.com) or by toll-free telephone (877-980-2400). Fuse Replacement: For the 120V version use a 8A fast blow (3AG size).
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