Sony Discman D-555 User Manual

US Model
Canadian Model
D-555
AEP Model
UK Model
E Model
D-Z555
Model Name Using Similar Mechanism
CD Mechanism Name CDM — 555
SPECIFICATIONS
CD section General
System _ Compact disc digital audio system Power requirements Supplied rechargeable battery pack (BP-2EX) or BP-100 (optional)
Laser diode properties Material: GaAlAs DC IN 9 V jack accepts:
Wavelength: 780 nm Supplied AC power adaptor for use on 120V AC, 60 Hz
Emission duration: Continuous Sony CPM-200P car mount plate (optional) or
Laser output: Less than 44.6 1W Sony DCC-120A car battery cord (optional) for use on
This output is the value measured at a distance 12 V car battery
of 200 mm from the objective lens surface on Power consumption 3.2 W DC
the Optical Pick-up Block, Dimension Approx. 127.6 x 33 x 145 mm (5 x 15/16 x 5"/16 inches) (w/h/d)
Error correction Sony Super Strategy Cross interleave Reed Solomon Code not incl. inclined part (depth), projecting parts and controls
D-A conversion 16-bit linear, 8fs digital filter Approx. 130 x 33.8 x 145.5 mm (5's x 15/6 x 5'/ie inches)
Frequency response 20 ~ 20,000 Hz +1 dB* (w/h/d) incl. projecting parts and controls
eames ratio Morethan90dB Weight Approx. 520g (1.2Ib) not incl. rechargeable battery
: ow and flutter Below measurable limit Approx. 600g (1.5ib) incl. rechargeable battery (BP-2EX)
utputs (at 9 V input level) a Supplied accessories AC power adaptor (1)
Line output (stereo minijack) Rechargeable battery pack (1)
Output level 0.7 V rms at 50 kilohms ; Carrying case (1)
Load impedance over 10 kilohms Cc ti d (1) (st iniplug - |
Optical
digital
output
(optical
output
connector)
onnecting
cord
(1)
(stereo
miniplug
-
two
phono
plugs)
Output level: ~21 — ~15 dBm Design and specifications subject to change without notice.
Wavelength: 630 — 690 nm at peak level
Headphones (stereo minijack)
9 mW + 9 MW at 32 ohms
Notes on AC power adaptor
* Measured by EIAJ CP-307 « Disconnect the AC power adaptor when the unit will
not be used.
e Use only the supplied AC power adaptor or the
recommended car battery cord manufactured by
Sony. Polarity of the plugs of other manufacturers
CAUTION
may
be
different,
Polarity
of
the
Sony
plug
The
use
of
optical
instruments
with
this
product
will
increase
eye
hazard.
CAUTION
Use of controls or adjustments or performance
For the Customers in the United Kingdom and European Countries
This Compact Disc player is classified as a
CLASS
1
os
‘
[eee
RORUGE
CLASS
1
LASER
product.
The
CLASS
1
LASER
of
procedures
other
than
those
specified
herein
PRODUCT label is located on the bottom may result in hazardous radiation exposure.
exterior.
LASER KLASSE 1

Sony Discman D-555 Specifications

General

Type	Portable CD Player
Digital Converter	1-bit D/A converter
Channel Separation	90 dB
Output	Line Out
Features	Mega Bass, Program Play, Repeat, Shuffle
Disc Format	Audio CD
Frequency Response	20 Hz - 20 kHz
Line Output	0.7V RMS
Battery	AA batteries
Power Source	Battery or AC adapter

Summary

Specifications

General Specifications

Details on power requirements, dimensions, weight, and supplied accessories for the unit.

CD Section Specifications

Technical parameters of the compact disc digital audio system, including laser properties and error correction.

General Information

Location and Function of Controls

Describes the physical controls on the unit and their respective functions for operation.

Servicing Notes

Handling Precautions

Guidelines for handling sensitive components like optical pick-ups and chip components to prevent damage.

Component Checks and Replacement Procedures

Procedures for checking laser diode emission, replacing components, and repairing circuit boards.

Service Mode Operation

Step-by-step guide for entering, operating, and releasing the unit's service mode for diagnostics.

Electrical Adjustments

Preparation and Pre-Checks

Essential checks and preparation steps before performing electrical adjustments.

Focus, Tracking, and Frequency Adjustments

Procedures for adjusting focus bias, tracking balance, and PLL free run frequency.

Voltage and Battery Level Adjustments

Procedures for adjusting various voltage levels and the battery display indicator.

Gain and Fine-Tuning Adjustments

Procedures for focus/tracking gain adjustments and other fine-tuning operations.

Diagrams

System Diagrams

Waveforms, block diagrams, and IC functional breakdowns illustrating system operation.

Board Layouts and Schematics

Printed wiring board layouts and detailed circuit diagrams for main and servo sections.

Exploded Views

Component Assembly Breakdowns

Illustrated breakdowns of cabinet, chassis, mechanism, and LED components for part identification.

Electrical Parts List

Component Identification

Detailed list of electronic components with part numbers, descriptions, and specifications.

Accessory and Packing Materials

Included Accessories

List of accessories, manuals, and packing materials supplied with the unit.