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Sharp VZ-3000H/E User Manual

Sharp VZ-3000H/E
36 pages
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Table of Contents

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Sharp VZ-3000H/E Specifications

General IconGeneral
ModelVZ-3000H/E
BrandSharp
Record PlayerYes
Cassette DeckYes
Speaker Impedance8 Ohms

Summary

BLOCK DIAGRAM

CIRCUIT DESCRIPTIONS - PLAYER CONTROL

TONEARM CONTROL SECTION

Description of tonearm movement control.

PLAYER DOOR CONTROL SECTION

Description of player door control.

CIRCUIT DESCRIPTIONS - MOTOR AND SYSTEM CONTROL

PHONO MOTOR CONTROL SECTION

Description of phono motor control.

MUTING AND PLAYER FUNCTIONS

Description of muting, door, and player start/cut operations.

TONEARM OPERATIONS

Description of tonearm forward operation.

CIRCUIT DESCRIPTIONS - ADVANCED PLAYER FUNCTIONS

TONEARM BACKWARD AND CUE OPERATIONS

Description of tonearm backward, cue up/down operations.

SENSORS TO MICROCOMPUTER SIGNALS

Signals from sensors to microcomputer.

CIRCUIT DESCRIPTIONS - MICROCOMPUTER INTERFACE

CIRCUIT DESCRIPTIONS - CARTRIDGE MOTOR AND SOLENOIDS

CIRCUIT DESCRIPTIONS - SIGNAL AND INDICATOR CONTROL

CIRCUIT DESCRIPTIONS - PHONO MOTOR AND TAPE MECHANISM

ADJUSTMENT PROCEDURES - MECHANISM AND HEADS

ADJUSTMENT PROCEDURES - PLAYER MECHANISM (cont.)

TONEARM LEAD-IN POSITION ADJUSTMENT

Procedure for adjusting tonearm lead-in position.

ADJUSTMENT AND CHECK - AMPLIFIER CIRCUIT

BIAS, ERASE, AND PLAYBACK SENSITIVITY ADJUSTMENTS

Adjustments for bias, erase current, and playback sensitivity.

ADJUSTMENT OF TUNER CIRCUIT - AM RECEPTION

AM IF/RF ADJUSTMENT

Procedure for adjusting AM IF and RF circuits.

ADJUSTMENT OF TUNER CIRCUIT - FM RECEPTION

FM IF/RF ADJUSTMENT

Procedure for adjusting FM IF and RF circuits.

VCO FREQUENCY AND MUTING LEVEL ADJUSTMENT

Procedure for adjusting VCO frequency and muting level.

REPLACEMENT PARTS LIST

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