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Essential warnings for safe use, including electrical, environmental, and handling precautions.
Guidelines for correct installation, grounding, servicing, and protection of the apparatus.
Lists key technical parameters of the JAM 400 amplifier, including audio and physical specifications.
Details all input and output ports available on the amplifier for various audio connections.
Explains the function of each control knob, switch, and built-in effect.
Detailed explanation of input, gain, EQ, effects, and volume for channels 1, 2, and 3.
Explains operation of inputs, gain, EQ, effects, volume, and acoustic filter for channels 4-7.
Details the line inputs, high/low frequency controls, and volume for channels 8 and 9.
Explains the master controls including subwoofer out, line out, record out, effects return, and master volume.
Description of rear panel connections such as SW OUT, AUX OUT, LINE OUT, REC OUT, and AUX RET.
General advice on reading the manual, storing it, and avoiding liquids or excessive humidity.
Guidelines for installation near heat sources, voltage checks, cable replacement, and interference avoidance.
Advice on cleaning, avoiding feedback, using original cables, disconnecting power, and proper ventilation.
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General