Sony Discman D-55T Service Manual

Refer to the respective SERVICE MANUALs
issued separately for the information of BP-200
supplied with this set.
AEP Model
UK Model
E Model
AUS Model!
_ French Model
DISthaN
SPECIFICATIONS
CD section : General
System
Compact disc digital audio system
Power requirements
Lead acid battery (closed type)
Disc
Compact disc
using Sony BP-200 rechargeable battery pack (supplied), 6V
Laser diode properties Material: GaAlAs
Wavelength: 780 nm
Emission duration: Continuous
Laser output: Max. 0.4mW *
*This output is the value measured at a distance of about 1.6mm
from the objective lens surface on the Optical Pick-up Block.
Spindle speed 500r.p.m. to 200 r.p.m. (CLV)
Scan velocity 1.2-1.4 m/sec.
Error correction Sony Super Strategy Cross interleave Reed Solomon Code
Number of channels 2
D-A conversion 16-bit linear
Frequency response 20-20,000 Hz*} dB *
Dynamic range More than 90dB *
Total harmonic distortion Less than 0.008 % *
Wow and flutter. Below measurable limit *
Outputs Line output (stereo minijack)
(at 9V input level) Output level 1.6V rms
Load impedance over 10 kilonms
Headphones (stereo minijack)
30 mW + 30 mW at 320hms
*Measured by ElAJ CP-307
Radio section
Frequency range FM: 87,6—107 MHz (G-AEP model)
87.6—108 MHz (except for G-AEP model)
AM: 530—1,605 kHz
Antennas FM: Headphones cord or connecting cord antenna
AM: Built-in ferrite bar antenna
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY SHADING AND MARK
A ON THE SCHEMATIC DIAGRAMS AND IN THE
PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS
WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS
MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
CAUTION
@ Use of controls or adjustments or performance of
procedures other than those specified herein may
result in hazardous radiation exposure.
MICROFILM
Battery life (hours)
Eight size AA alkaline batteries (IEC designation LR6)
using Sony EBP-380 battery case (optional), 12V
OC IN QV jack accepts;
Sony ac power adaptor (supplied)
110-240 ac, 50/60 Hz
Sony DCC-120 car battery cord (optional) for use on 12V car
battery
Power consumption 2.6W dc
Batleries Disc playing
Rechargeable battery using 45
the supplied battery pack BP-200 .
Eight size AA batteries using Sony
battery case EBP-380 (optional)
Dimensions Approx. 125.9x31.9x 125.9 mm (5x 11/,x5 inches) (wih/d)
not incl. inclined part (depth), projecting parts and controis
Approx. 126.9x33.8 x 132.8mm (5x1%,x5¥, inches) (w/h/d)
incl. projecting parts and controls
Weight Approx. 570g (1lb 402), net
ATTENTION AU COMPOSANT AYANT RAPPORT
A LA.SECURITE!
LES COMPOSANTS IDENTIFIES PAR UNE TRAME ET
UNE MARQUE SUR LES DIAGRAMMES SCHE-
MATIQUES ET LA LISTE DES PIECES SONT CRITIQUES
POUR LA SECURITE DE FONCTIONNEMENT. NE REM-
PLACER CES COMPOSANTS QUE PAR DES PIECES
SONY DONT LES NUMEROS SONT DONNES DANS CE
MANUEL OU DANS LES SUPPLEMENTS PUBLIES-PAR
SONY. 2" :
FM/AM CD COMPACT PLAYER
SON Y.