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Table of Contents
- 1 Block Diagram
- 2 Component Description
- 3 Operation
- 4 Microcomputer's Terminal Description
- 5 Parts Descriptions
- 6 Exploded View (Mechanism)
- 7 Exploded View (Unit)
- 8 Parts List
- 9 SWITCH UNIT (X13-986X-XX)
- 10 SYNTHESIZER UNIT (X14-639X-XX)
- 11 Specifications
- Download this manual
See also:
Instruction Manual
CASSETTE RECEIVER
KRC-309S/389/389W
QQ
3 7 63 1515 0
KRC-409/479
KRC-489/489G
SERVICE MANUAL
KRC-309S (K)
KRC-309S
KRC-409 (K)
KRC-409
TE
L 13942296513
KRC-489/489G (M)
KRC-489
The following reference numbers with accessory parts are the same reference numbers
used on EXPLODED VIEW and PARTS LIST.
DC1
246
www
.
CD MD-Changer Control
45W x 4
CD MD-Changer Control
45W x 4
CD MD-Changer Control
45W x 4
201
RC1
262
x
ao
u163
y
i
2 9
8
KRC-389/389W (M)
KRC-389
CRSC
KRC-479 (M)
KRC-479
CRSC
Q Q
3
6 7
1 3
1 5
MECHANISM EXTENSION CORD
W05-0477-00 (7P)
CRSC
W05-0609-00 (10P)
223
x2
261
co
763x2
.
9 4
2 8
© 2001-1 PRINTED IN KOREA
B51-7733-00 (K) 1733
CD MD-Changer Control
45W x 4
CD MD-Changer Control
45W x 4
0 5
8
2 9
9 4
2 8
242
m
9 9
CRSC
CRSC
9 9
40%
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Table of Contents
Related Manuals for Kenwood KRC-479
Summarization of Contents
COMPONENT DESCRIPTION
SYNTHESIZER UNIT COMPONENTS
Lists components for the synthesizer unit, including their functions and operations.
SWITCH UNIT COMPONENTS
Lists components for the switch unit, including their functions and operations.
MICROCOMPUTER TERMINAL DESCRIPTION
IC1: µ-COM Terminal Details
Describes the terminal functions and I/O for IC1 µ-COM.
TEST MODE OPERATION
Entering the Test Mode
Procedure for entering the unit's test mode, including reset and power-on steps.
Releasing the Test Mode
Steps to exit the test mode, typically by resetting the unit.
Audio Adjustment in Test Mode
Details on adjusting volume, bass, treble, and balance within the test mode.
ADJUSTMENT PROCEDURES
Cassette Deck Azimuth Adjustment
Procedure to adjust the head azimuth screw for optimal playback.
Cassette Deck Dolby Level Adjustment
Procedure to connect an AC voltmeter for Dolby playback level adjustment.
PARTS DESCRIPTION AND IDENTIFICATION
Capacitor Identification and Codes
Explains codes for capacitor type, shape, temperature coefficient, voltage rating, value, and tolerance.
Resistor Identification and Codes
Explains codes for resistor type, shape, dimension, temperature coefficient, value, and tolerance.
PC BOARD COMPONENT LAYOUT
Switch Unit Component Layout
Component side view of the switch unit PCB with component placement.
Synthesizer Unit Component Layout
Component side view of the synthesizer unit PCB with component placement.
PC BOARD FOIL LAYOUT
Switch Unit Foil Layout
Foil side view of the switch unit PCB showing copper traces.
Synthesizer Unit Foil Layout
Foil side view of the synthesizer unit PCB showing copper traces.
PARTS LIST - CABINET & UNIT COMPONENTS
Plastic Cabinet and Panel Assemblies
Lists parts for plastic cabinets, panels, rear cover, and top plate.
Escutcheons and Front Glass Parts
Lists escutcheons and front glass components for the unit.
Lighting, Warranty, and Caution Cards
Lists lighting boards, warranty cards, and caution cards.
Instruction Manuals
Lists instruction manuals provided in various languages.
Switch Unit Parts
Lists parts specific to the switch unit, including diffusers and sheets.
PARTS LIST - ELECTRONIC COMPONENTS
Receptacles and Connectors
Lists various receptacles, plugs, and pin assemblies used in the unit.
Capacitors and Resistors
Lists ceramic and electrolytic capacitors, and various types of resistors.
Integrated Circuits and Transistors
Lists ICs (MOS-IC, ANALOGUE IC) and transistors used in the circuitry.
Diodes and Special Components
Lists Zener diodes, and other special components like digital transistors.
PARTS LIST - COILS & RESISTORS
Coils and Inductors
Lists choke coils, fixed inductors, and filter coils.
Resistors and Multiple Resistors
Lists various chip and multiple resistors with their values and ratings.
Diodes and Transistors
Lists diodes and transistors with their part numbers and types.
PARTS LIST - SEMICONDUCTORS & MECHANISMS
Semiconductor Devices
Lists various transistors, ICs, and diodes including digital transistors and MOS-ICs.
Cassette Mechanism Components
Lists parts specific to the cassette mechanism assembly.
Tuners and Special Components
Lists tuner units and special components like positive resistors.
PARTS LIST - MECHANICAL COMPONENTS
Mechanical Movement Parts
Lists parts like arms, sliders, gears, cams, pulleys, and belts for mechanical operation.
Fasteners and Mountings
Lists screws, washers, retaining rings, and mounting hardware.
Motor and Playback Head
Lists motor assemblies and the playback head.
SPECIFICATIONS OVERVIEW
FM and AM Tuner Specifications
Details FM/AM frequency ranges, sensitivity, response, and separation.
Cassette Mechanism Specifications
Lists tape speed, wow/flutter, and S/N ratios for the cassette deck.
Amplifier and Tone Control Specifications
Covers amplifier power output, preout levels, and tone control frequency responses.
General Unit Specifications
Includes operating voltage, current consumption, dimensions, and weight.
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