Sony TA-A790N - General Information and Unit Identification; Model Identification and Service Notes; Front Panel Parts Identification

MODEL IDENTIFICATION
—Specification Label—
TABLE OF CONTENTS
Section Title Page
SONY MOovELNo. TA-A790N
STEREO POWER AMPLIFIER 1. GENERAL
Tel. Parts ldentitie ation iso isncecd wie Pa0 vee od eos 2
2. SERVICE NOTE
SERIAL NO. 21. ReEMOV al Of JOINE siren MAR eres PAIR 3
MADE IN JAPAN
3. DIAGRAMS
AEP, IT, CIS model | AC: 220V—-230V~50/60H2 240W 3-1. eikeule Boards Location: aciicveiisutiaaia suet Yeon 3
G model . - SYSTEM LBT-A790 3-2. Semiconductor Lead Layouts ..................000- 4
AC: 220V—230V~50/60Hz 240W Bo (BiOek Diasraiiiernd witiy epee oe geet oa this Rees 5
AUS model : AC: 240V~50/60Hz 285W 3-4. Printed Wiring Boards .............0cecceee en eenee 8
EA,
E,
JE,
MY,
SP
model:
AC:
120V/220V/230V—240V~50/60Hz
285W
io
Di
13
MX model - AC: 120V~60H2 270W 3-5, Schematic Didgeram ..04s}iaeeS seor'a gaan klgairsen
© Abbreviations 4. EXPLODED VIEWS
IT:
Italian
model
Act,
.
(FrOnt
Panel
Section:
driv
kecienk
Vas
oaa
evened
17
G : German model 2 ;
AUS: Australian model AD. ‘Chassis SeGtion: oiieidiias Sabu dio ose ea ath 18
EA : Saudi Arabia model
JE: Tourist model 5. ELECTRICAL PARTS LIST ...................... 19
MY : Malaysia model
SP _ : Singapore model
MX : Mexican model
NOTE FOR SERVICE
To input from the pin jack by using SEN/LBT service jig,
connect the SYSTEM CONTROL 3 (white) of TA-A790N and
the SYSTEM CONTROL 1 (blue) of the service jig with a
10pin or llpin system cord. This allows pin input.
SECTION 1
GENERAL
1-1,
PARTS IDENTIFICATION
This section is extracted from
instruction manual.
POWER switch (20)
OPERATION indicators (20)
[3] SPEAKERS switch (22)
[4] RANGE switch (22)
[5] Peak level meters (22)
[6] HEADPHONES jack (22)