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Denon POA-1500 Service Manual

Denon POA-1500
16 pages
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Denon POA-1500 Specifications

General IconGeneral
Input Sensitivity1V
Speaker Load Impedance4 - 16 ohms
Total Harmonic Distortion0.003%
Damping Factor100
Power Output150W + 150W (8 ohms, 20Hz - 20kHz, THD 0.003%)
Dimensions434 x 160 x 435 mm

Summary

SPECIFICATIONS

POWER AMPLIFIER SPECIFICATIONS

Detailed technical specifications for the power amplifier section.

PEAK LEVEL METER CHARACTERISTICS

Specifies the operation characteristics of the peak level meter.

OUTPUT TERMINALS

Information about the speaker output terminals and their compatibility.

SELF-DIAGNOSTIC FUNCTION

Describes the self-diagnostic capabilities of the unit.

OTHER SPECIFICATIONS

Covers power source, consumption, dimensions, and weight.

DESCRIPTION OF PARTS AND THEIR FUNCTION

FRONT PANEL VIEW

Identifies and explains components on the front panel.

BACK PANEL VIEW

Identifies and explains components on the back panel.

CONNECTIONS

PRECAUTIONS ON CONNECTION

Important safety and operational guidelines before making connections.

BLOCK DIAGRAM

A simplified schematic showing the internal signal flow and components.

TROUBLE SHOOTING

TROUBLESHOOTING FLOWCHART

A step-by-step guide to diagnose and resolve common performance issues.

METHOD OF ADJUSTMENT

IDLING CURRENT ADJUSTMENT

Procedure for setting the correct idling current for optimal performance.

NEUTRAL POINT ADJUSTMENT

Procedure to set the DC offset to the neutral point.

METER ADJUSTMENT

Steps to calibrate the peak level meters for accurate readings.

DISTORTION ADJUSTMENT

Procedure for minimizing distortion levels.

SEMICONDUCTORS

SEMICONDUCTOR ICs

Lists integrated circuits used in the unit with their diagrams.

SEMICONDUCTOR TRANSISTORS AND FETs

Lists transistors and FETs with their pinouts.

SEMICONDUCTOR DIODES AND LEDs

Lists diodes and LEDs with their types and visual representation.

PRINTED WIRING BOARD PATTERNS AND PARTS LIST

CONTROL & P.S. UNIT PARTS LIST

Detailed parts list for the control and power supply unit (ETC0627D).

POWER AMP & P.S. UNIT PARTS LIST

Detailed parts list for the power amplifier and power source unit.

POWER AMP & P.S. UNIT SCHEMATIC

CONNECTION DIAGRAM

WIRING DIAGRAM

EXPLODED VIEW OF CHASSIS AND CABINET

EXPLODED VIEW PARTS LIST

List of all parts shown in the exploded view diagram.

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