Sony HCD-L1 User Manual

HCD-L1
US Model
Canadian Model
AEP Model
UK Model
E Model
SERVICE MANUAL
MICRO Hi-Fi COMPONENT SYSTEM
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
9-873-561-01
2002C1600-1
© 2002.03
Ver 1.0 2002. 03
SPECIFICATIONS
This set is the tuner, CD and amplifier
section in CMT-L1.
Model Name Using Similar Mechanism NEW
CD Mechanism Type CDM71A
Base Unit Type BU-31BD63A
CD
SECTION
— Continued on next page —
Main unit (HCD-L1)
Amplifier section
For the U.S. model
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
With 4-ohm loads, both channels driven, from
120 - 10,000 Hz; rated 25 watts per channel
minimum RMS power, with no more than 10%
total harmonic distortion from 250 milliwatts to
rated output.
North American model:
Continuous RMS power output (reference):
25 + 25 W
(4 ohms at 1 kHz, 10%
THD)
European model:
DIN power output (rated): 20 + 20 W
(4 ohms at 1 kHz, DIN)
Continuous RMS power output (reference):
25 + 25 W
(4 ohms at 1 kHz, 10%
THD)
Music power output (reference):
25 + 25 W
Other models:
The following measured at 220 V AC, 60 Hz
DIN power output (rated): 20 + 20 W
(4 ohms at 1 kHz, DIN,
110 V - 240 V AC)
Continuous RMS power output (reference):
25 + 25 W
(4 ohms at 1 kHz, 10%
THD, 110 V - 240 V AC)
Inputs
MD/TAPE IN (stereo minijack):
Sensitivity 450 mV (MD)/
250 mV (Tape),
impedance 47 kilohms
Outputs
MD/TAPE OUT (stereo minijack):
Sensitivity 250 mV,
impedance 1 kilohmes
PHONES (stereo minijack):
Accepts headphones with
an impedance of 8 ohms
or more
DIGITAL CD OPTICAL OUT (Supported sampling
frequency: 44.1 kHz)
CD player section
System Compact disc and digital
audio system
Laser Semiconductor laser
(λ = 795 nm)
Emission
duration: continuous
Frequency response 2 Hz – 20 kHz
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range
North American model: 87.5 - 108.0 MHz
(100-kHz step)
Other models: 87.5 - 108.0 MHz
(50-kHz step)
Antenna FM wire antenna
Antenna terminals 75 ohm unbalanced
Intermediate frequency 10.7 MHz

Sony HCD-L1 Specifications

General

CD Player	Yes
CD Player Type	Single Disc
Tuner	FM/AM
Bluetooth	No
USB Port	No
Weight	3.5 kg
Remote Control	Yes
Speaker Type	2-way
Cassette Deck	Yes

Summary

Product Specifications

Product Specifications

Details of audio power, inputs, outputs, CD player, and tuner sections.

Servicing Notes and Precautions

Optical Pick-Up Handling and Laser Safety

Precautions for handling the optical pick-up block and laser diode emission.

Component Replacement and Safety Notes

Guidelines for replacing chip components and circuit board repair.

General Information and Remote Control

Button and Part Location Reference

Index of buttons and parts with their corresponding illustration and reference pages.

Remote Control Operations and Settings

Details on remote control button operations, battery replacement, and clock setting.

Disassembly Procedures

Exterior Component Disassembly

Instructions for removing the case, front panel, and door panel assemblies.

Internal Board and Mechanism Disassembly

Steps for disassembling main internal boards, CD mechanism, motors, and sensors.

Test Modes

Basic Test Modes (Key, Amp, Version, FL Tube)

Modes for keyboard check, amplifier test, version display, and FL tube segment test.

Advanced Test Modes (Reset, CD Ship, Aging, Error History)

Modes for forced reset, CD ship position, aging operation, and error history display.

Electrical Adjustments

CD Section Electrical Adjustments

Procedures for RF level and E-F balance checks in the CD section.

Diagrams and Schematics

Block Diagrams and Board Locations

Block diagrams for CD/Main sections and circuit board location overview.

BD, CD, and Motor Board Diagrams

Schematic and printed wiring board diagrams for BD, CD, and Motor sections.

Main and AMP Board Diagrams

Schematic and printed wiring board diagrams for Main and AMP sections.

Display, Switch, and Power Diagrams

Schematic and printed wiring board diagrams for Display, Switch, and Power sections.

IC Block Diagrams, Waveforms, and Pin Functions

IC block diagrams, waveforms, and detailed IC pin function descriptions.

Exploded Views

Case, Chassis, and Front Panel Views

Exploded views of the case, chassis, and front panel sections.

Mechanism and Base Unit Views

Exploded views of the CD mechanism and base unit components.

Electrical Parts List

Electrical Parts List

Comprehensive list of electrical components with part numbers and specifications.