Sony str de 305 rec service manual

Page 1

STR-DE3054

fl SERVICE MANUAL us Mode,

Canadian Model
E Model
Australian Model

SPECIFICATIONS
Andie power spedfleations Output; TAl'El/MD REC OUT: , AM tuner section
V0 (age 150 mV; ' . .
Impedance to mom T"'"'- ""9 fifiaglg'flfifiim.)
POWER OUTPUT AND TOTAL "sagging/W sax- filo kHz(9 kill)
0 . E. Australian model :
HARMONIC DISTORTION Impedance l0 kilohms 530- 1,610 kHz(lO kHz)
moms; Mupls low 531- 1.602 mm kHz)
. and high impedance
Wlth 8-ohm. load, both headphones Antenna [hop antenna
channels driven. from 20 - .
20000 Hz, rated 100 watts Mmmg Full mule usable sensitivity 50 dB/m (an Loon kHz :2:
. . 999 kHz
per channel mlnlmum RMS sassaoost +10dfla|70Hz

. sm 54 cm nso v1
power, With no mote than mm twain, Hum, ( " "
041 "la total harmomc 10 kHz Minnelli: 05 7. (so mV/m,

- dl c nlo H
d.5|:9m§" 1mm: :0 t 1 FM tuner seetinn S o n (no 1
ml ma 5 0 ra e ou pu . A Seledlvlty M9an 35 an
(US M 0 d 6|) Inn-n9 range 87.5 ~ 108.0 MHz A! w km; to all
Antenna 7Sohms unbalanted .. You (In than
, ge lhe AM lunlng lnlerval
Amplifier semen "mm" 3°" °''v WW" to 9 RH; Arm Inning In any AM slalinn,
I «the ' .H ms the
Clnldiln. a. Auslxalt'an model : Sensluvhy Mum: nu dul. 4.5 W TLHNG . :;;::M°P,.,::;: [,0ng
output 100 W +100 W 51mm 38-3 d: 5 I'V button. All preset stations will be erased
(30M. 730- ZokHl. 0-15 THD) when you change the lnteml. To use!
F PHONO RMA Usable xenxilivily 111 d. 1 VV (1H7) _ the inlet-VII In to kHz, repeat the
requenq . occd .
response equalization curve SIN Mann: 76 an p, we
:05 dB Stem: 70 an
CD, TAPE/MD, VIDEO: I 0 %
10 Ha - 50 kHz zl an Hermon : Mono: 3 .
dlxmrfional Stereo: 05% " Continued on page 2 "
Inputs 1 It":
____._._-.._._
50!le Impedance (mfg/mks Sap-mm 45 an at 1 kn:
l"myrrh.l Frequenq 30 Hz- 15 kHz fan
"P eve ) response
("333 25 "V 152m g; :3. Selectivity deat 400 kHz
(A. 2.5 mV)
CD 200 mV

---- 50 82 dB
TAPE! 150 mV kiluhms 82 dB

(for: FM STEREO/FM-AM RECEIVER

Page 2

General

Symm Tunersecliun: ILL
quartz-locked digital
synthesiu: system

I'tumplifiu mum:
Low-noise NF Iype
equalizer

Power amplifier senior
Putt~ SEI'I'

PM" US. Cluldian model :
requirements 120 V AC. 60H:
E model :
120/220/240 V AC. 50/60 Hz IdjltsttthIe
Australian model :
220-430 V AC. 50/60 Hz

Paw" US model : [75 W

(unsumpliun Canfldtan model 1270 VA
E model : 200 W
Australian model : 210 w

AC outlets I switched, total 120 w/
IA Mix

Dimeritinns I? x s 'l: x ttv. indies
(430 x us it 295 mm)

Mus (Approx) 7.0 kg (l5 lb 6 oz)

Suppttea m wire anlznna (I)
:«essorlu AM loop antenna (I)
Remnle controller
(remote) (1)

Sin AA (R6) batteries (2)

Design and specifications are subixl to
change without notice.

MODEL IDENTIFICATION
(Specification Label)

S ONYO MODEL No. STR-DE305

FM STEREO/FM-AM RECEIVER

us, Canadian model : AC 120v 6on
Australian model : AC 240V~50l60Hz

TABLE OF CONTENTS

Section Title Page
specifications .................. ...............
1. GENERAL

Location and Function of controls --------------------------------- 4
2. EXPLANATION OF lc TERMINALS ------------------------- 6
3. DIAGRAMS

E model : AC 120, 220, 240V selectable-50/60Hz

3-]. Circuit Boards Location
3-2. Printed Wiring Boards (Main Section)
3-3. Schematic Diagram (Main Section) --
3-4. Schematic Diagram (Display Section) "
3-5. Printed Wiring Boards (Display Section)---~
EXPLODED VIEWS

4-1. Front panel Section -
4-2. Chassis Section '-

ELECTRICAL PARTS LIST -

SAFETYvRELATED COMPONENT WARNINGII

COMPONENTS IDENTIFIED BY MARK A OR DOTTED
LINE WITH 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 PUB-
LISHED BY SONY.

ATTENTION Au COMPQSANT AVANT RAPPORT
A LA SECURITEI

LES COMPOSANTS IDENTIFIES PAR UNE MAROUE A
sun LES DIAGRAMMES SCHEMATIOUES ET LA LlsTE
DES PIECES SONT CRITIQUES POUR LA sécuntTé
DE FONCTIONNEMENT. NE REMPLACER ces coM-
POSANTS QUE PAR DES PIECES sonv oom- LES
Numénos SONT DoNNés DANS CE MANUEL ou
DANS LES SUPPLEMENTS PUBLIES PAR soNv.