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Nakamichi PA-7 User Manual

Nakamichi PA-7
13 pages
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Service
Manual
re
Nakamichi
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Nakamichi PA-7 Specifications

General IconGeneral
Power Output200 watts per channel into 8Ω (stereo)
Frequency Response20Hz to 20kHz
Signal to Noise Ratio120dB
Input Sensitivity1V
Total Harmonic Distortion0.03%

Summary

GENERAL

Voltage Selector

Details the voltage selection mechanism on the rear panel for different power inputs.

Packing Materials, Owner's Manual and Power Cord

Lists part numbers for packing materials, owner's manuals, and power cords.

MECHANISM ASS'Y AND PARTS LIST

Synthesis

Provides an exploded view and parts list for the main unit assembly.

Handle L Ass'y (A01)

Details the left handle assembly and lists its constituent parts.

Handle R Ass'y (A02)

Details the right handle assembly and lists its constituent parts.

Front Panel Ass'y (A03)

Lists the components and parts that make up the front panel assembly.

PARTS LOCATION FOR ELECTRICAL ADJUSTMENT

ELECTRICAL ADJUSTMENTS

Preparation for Adjustment

Outlines the necessary steps to prepare the unit before performing any electrical adjustments.

DC Balance Adjustment

Provides the procedure for adjusting the DC balance on the speaker terminals.

Idling Current Adjustment

Details the method for adjusting the idling current on the amplifier's PCB.

MOUNTING DIAGRAMS AND PARTS LIST

Clipping LED P.C.B. Ass'y

Presents the mounting diagram and parts list for the clipping LED printed circuit board assembly.

Power LED P.C.B. Ass'y

Presents the mounting diagram and parts list for the power LED printed circuit board assembly.

SCHEMATIC DIAGRAM

WIRING DIAGRAM

BLOCK DIAGRAM

SPECIFICATIONS

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