Sony ta e 86b pre service manual

Page 1

TA-EBBB

AEP Model
UK Model
Canadian Model

STEREO PREAMPLIFIER

SPECIFICATIONS

SAFETY-RELATED COMPONENT WARNING! GENERAL
COMPONENTS IDENTIFIED EV SHADING AND MARK paw... Requirements: 110,120, 220 or 240V ac
g\ ON THE SCHEMATIC DIAGRAMS, EXPLODED adiustabIe 50/60 Hz (AEP, UK Model)
VIEWS AND IN THE PARTS LIST ARE CRITICAL To 120V SOHZ (Canadian ModeI)

SAFE OPERATION. REPLACE THESE COMPONENTS

Power Consumption: 15 wans
WITH SONY PARTS WHOSE PART NUMBERS APPEAR

AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS DamonsIons: Approx. 480 (w) x 80 (h) x 366 (d) mm
PUBLISHED 3v souv. 19IwI x3/. (hIx14'/z Id) inches
IncludIng projecting pans and
ATTENTION AU COMPOSANT AVANT RAPPORT °°""°'5

A LA SECURITE I Weight: Approx. 8.2 kgl18|b1oz),net

Approx.10 kg (22 lb 1 oz),

LES COMPOSANTS IDENTIFIés PAR UN TRAME ET in shippingcarmn
UNE MAROUE A sun LES DIAGRAMMES san- c
MATIOUES. LES VUES EXPLOSEES ET LA LISTE _ mm 0" 8982*

DES PIECES SONT CRITIQUES POUR LA SECURITE'
DE FONCTIONNEMENT. NE REMPLACER CES
COMPDSANTS QUE PAR DES pIEces sonv DONT
LES NUME'Ros SONT DONNE DANS CE MANUEL
ou DES SUPPLEMENTS PUBLIE's PAR SONY.

SON Y;
SERVICE MANUAL

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www.freeservi emanuals.info '
TA-E8 63

SERVICING NOTES

AMPLIFIER SECTION PARTS INFORMATION JOINT (B) REMOVAL
_ Do not pull the front part of the joint (B) in the
Inputs [1] Small ReSIstors ~ direction shown by the arrow because the front
Ma _ _ S/N _ . The TA-EBGB uses many small resistors, similarto t _ bin d 'th the rear pint throughaspring
Sensitivitv Impedance Capacitance "Hm '"Pm 3mm "m'k' th t shown in Fi i A These resistors are %W par 15 com 6 WI '
"pawn" I1 I '"pulamn e ype . g f 117 Be sure to loosen the set screws and remove the
PHONO 2.5 mV 100, 50, 25:2 100 pF 250 mV 87 dB IA, 2.5 mV) metalmde M an accuracy 0 0' joint (B)
10051 ' A V
PHONO (at the 40 9 position) [amt (3}
(HEAD AMP) 0425" 25:2 125m" 78 (Alo-va shows multiplier
(at the 3 :2 position)
TUNER \
150 mV 5° kn frantpart A /
AUX - - 105dB IA,150mVI I
15 6;) n ----- represents 1,5142
mlpuls r art variable resistor
Voltage Impedance Fig. A a p (A TTENUA TORI
REC OUT 150mVImax.13VI 10km
OUTPUT 1 1-5 V (max- 13VI 100 1-1-2 Square Tantalum Capacitors
OUTPUT 2 -5 V ""3"- 13VI 100 The capacitors employed in the TA-EBGB (as

shown in Fig. B) are the same square tantalum

capacitors as used in pulse circuit power supplies,
Intermodulatian (IM) distortion: Less than 0.003% at 10V output , - . ~ ' +

(60 Hz : 7 kHz = 4 : 1) etc. The capac1tors are espeeIally used In the B and

' B - bus where theli' greater bypass effect is needed.

Fflqlflnfiv Response: PHONO RIAA equalization curve : 0.2 dB

Harmonie Distortion: Less than 0.003 96 at 10V output

TUNER + 0
TAPE 5 Hz-SOO kHz 1 dB
AUX _

Filter: Low, 12 dB/octave attenuation -
below 15 Hz parality mark

Residual Noise: Less than BMV (weighting
network A, IHFI

Bass Boost {output 2): + SdB (at 120 Hz)

0 dB = 0.775 V

MODEL IDENTIFICATION I

Specification Label
Canadian Model UK Model

SONY

STEREO PREAMPLIFIER
MODEL N0 TA-EBSB

j

SONY

STEREO PREAMRLIFIER
MODEL NO Til-£868

SERIAL N0 SERIAL N0
AC 240v w
I
AC 20V GOHz |5W 50/60Hz l5W
MADE IN JAPAN MADE IN JAPAN
AEP Model

SONY

STEREO PREAMPLIFIER
MODEL NO TA-EBSB

SERIAL N0

AC 220V r»
50/60 Hz 15 W
MADE IN JAPAN