Kenwood RXD-501 User Manual

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TOA/TOAE/7O1W/751/751E/751W/771S/A8
SERVICE MANUAL
(XD-501 ~A8)** , © 1998-3/B51-5420-00 (K/K) 3661
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(B10-) (B19-1589-04) (B19-1586-04) (A60-)
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-KENWOOD-Crop. cettifies this equipment conforms to DHHS
In compliance with Federal Regulations, following are reproduc-
Reguniiong No. 21 DFR 1040. 10, Chapter 1, Subchapter J.
tions of labels on, or inside the product relating to laser product
safety.
Refer to RXD-500/700 (B51-5300-00), If you require.
TUNER preset frequency in detail.
S DANGER: Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM

Kenwood RXD-501 Specifications

General

Brand	Kenwood
Model	RXD-501
Category	Stereo System
Language	English

Summary

External View

Disassembly for Repair

Block Diagram

Circuit Description

Initialization

Details initial setup, operation, and item backup for the system.

Microprocessor Periphery

Explains the block diagram of the main microprocessor and its connections.

Microprocessor Pin Description

Details the pin functions of the M38199MF-075FP microprocessor.

FL Driver Microprocessor Pin Description

Lists pin functions for the uPD780204-038 FL driver microprocessor.

Input Expander IC and Key Matrix

Details the input expander IC and explains the key matrix for the FL driver u-COM.

Adjustment

Tuner Adjustment

Covers adjustments for various tuner models (X05-490x, X05-4890, X05-4710, X04-1313).

CD Player Test Mode

Details setting, canceling, and operation of the CD player test mode.

CD Player Adjustment

Describes laser power and focus error balance adjustments for CD players.

Deck Section Test Mode

Explains setting, resetting, and operation of the deck section test mode.

Cassette Deck Adjustment

Covers cassette mechanism and PC board adjustments for deck sections.

Wiring Diagram

PC Board (Component Side View)

CD Mechanism Unit

Shows the component layout for the CD mechanism unit.

Cassette Mechanism Unit

Details the component layout for the cassette mechanism unit.

MPX and Tuner Units

Component layouts for MPX and Tuner units.

Tuner Units (Various Models)

Component layouts for Tuner units (X05-4890-XX, X05-490X-XX).

Display Unit

Component layout for the display unit (X14-474X-XX).

Schematics

CD Mechanism Schematic

Detailed circuit diagram for the CD mechanism.

Tuner Unit Schematic

Detailed circuit diagram for the tuner unit.

Audio Unit Schematic

Detailed circuit diagram for the audio unit.

Component Part List

IC and Transistor Details

Lists various ICs, transistors, and diodes with part numbers.

Power IC Pin Voltages

Specific voltage measurements for the power IC.

Exploded Views

Exploded View (CD Mechanism)

Visual guide to parts of the CD mechanism.

Exploded View (Cassette Mechanism)

Visual guide to parts of the cassette mechanism.

Exploded View (Unit)

Visual parts breakdown for display and other units.

Parts List

Parts List - RXD-551/571/A5 Series

Lists parts for RXD-551, 551E, 551W, 571S, A5 models.

Parts List - RXD-701/751 Series

Lists parts for RXD-701, 701E, 701W, 751, 751E, 751W, 771S, A8 models.

Parts List - Various Components

Lists MPX unit, tuner unit, and general components.

Parts List - Capacitors & Connectors

Lists various capacitor and connector part numbers.

Parts List - ICs, Transistors & Modules

Lists ICs, transistors, and modules.

Specifications

Main Unit Specifications

Details amplifier and tuner sections, including power output and frequency ranges.

Cassette Deck & CD Player Specifications

Covers cassette deck operation, motors, and CD player laser/wow & flutter.

General Specifications

Lists power consumption, dimensions, and weight of the unit.