Cayin HA-3A User Manual - Page 12

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Installation

Please make sure all associated equipment are in perfect working condition before you install

the amplifier

Please pay attention to the following details when you install the amplifier.

◆Do not place the power amplifier under direct sunlight or near other heat sources.

◆To prevent the amplifier from overheating, please keep the amplifier at a well-ventilated

environment and do not cover the amplifier or blocked the vents.

◆Avoid moisture, keep the amplifier from dust if possible.

◆Make sure the amplifier are setup at a location that can be connected to the AC power

supply and other audio equipment conveniently.

◆Place the amplifier at a flat surface, make sure all four supporting tips are evenly loaded.

◆Please keep amplifier not less than 15cm away from and the wall.

Vacuum Tube Substitution

Vacuum Tube

RCA

22DE4

JJ 12AU7/ECC82

JJ 6V6

Substitution

22DE4

12AU7、ECC82、E82CC、ECC802S

6V6