Technics RS-DV250

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Service Manual
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AD0102028C2
Cassette Deck
l RS-DV250
AR-2 Mechanism series
Colour
(S)..........Silver Type
Area
(E)..........Europe.
© 2001 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.
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Technics RS-DV250 Specifications

General

Brand	Technics
Model	RS-DV250
Category	Cassette Player
Language	English

Summary

Service Mode Function of Cassette Mechanism

Cassette Tape Preparation for Service Mode

Details on preparing Metal and Normal/CrO2 cassette tapes for service mode checks.

Selecting the Service Mode

Procedure to activate the service mode by pressing specific buttons on the unit.

Deck 1 Mechanism Fault Check

Step-by-step guide to diagnose and identify faults in Deck 1 using error codes.

Deck 2 Mechanism Fault Check

Step-by-step guide to diagnose and identify faults in Deck 2 using error codes.

Exiting the Service Mode

Instructions on how to properly exit the service mode and clear diagnostic data.

Head Azimuth Adjustment

Azimuth Screw Adjustment Procedure

Adjusting azimuth screws to maximize L/R channel output using test tape.

Level Difference Check

Verifying level differences between channels and playback directions.

Tape Speed Adjustment

Tape Speed Adjustment Procedure

Procedure to adjust tape speed for Deck 1 and Deck 2 using a frequency counter.

Test Tape Usage for Speed Adjustment

Guidance on using specific test tapes (QZZCWAT) for tape speed calibration.