Pioneer SX-202L Series User Manual

(v)
rrtoNeerl
3
4
5
6
8
9
ORDER
NO.
ARP-230-O
sx-?;0e-
MODEL
SX.2O2
(SX.2O2LI
COMES
IN SIX VERSIONS
DISTINGUISI.IED
AS FOLLOWS:
additional
service
manual.
o
Ce manuel d'instruction
se refdre
au
mode
de r6glage,
en
frangais.
.
Este
manual de servicio
trata del m6todo de
aiuste escrito en
espaiiol.
CONTENTS
't.
sPEctFtcATtoNs
.
. . .
.
2. FRONT
PANEL
FACILITIES
3. PABTS
LOCATTON
. . . . . . .
4. BLOCK DIAGRAM
5. CIRCUIT
DESCR IPTIONS
6.
PACKING
7.
EXPLODED
VIEW
AND
PARTS
LIST
. .
.
8.
P.C.
BOARDS
CONNECTION DIAGRAM
9.
SCHEMATIC DIAGRAM
10. ELECTRICAL PARTS
LIST
I1.
DIAL
COR D
STRINGING
12. ADJUSTMENTS
,. ,.
REGLAGE
AJUSTE.
12
t5
17
19
20
FICINEEFI
ELECTFICINIC
GCIFIPCIFIATION a I, Mesuno
1 Ljhome, Mesu.o-ku,
Tokyo 1::3, Jspen
PICINEEFI
ELEC:THONICB
IUBAI
lNC. 1925
E. oomnguez
SE., Long Beach,
Cahfo.nra
go8lO
u.S.A..
PIGINEEFI
ELEC?FIC,NlC
[EUnclPEI
N.V. Keerbenglssn 1,
2740 Beve.en,
Eletg,um
PICI|YEEFI
ELECTFIEINICB
AUBTFIALIA PTY.
LTE!. 178-1821
tsounde.v Fosd, Bnaesde, Vrcco.
a 3195. a.usc.atr€
YX
O DEC.
1982
Printed
in
laDan
AM/FM
STEREO
RECETVER
Modol
Volteg€
R6mrrks
SX-202/KU
AC12OV only
U.S.A. model
sx-202/Kc
AC120V
only
Canada model
sx-202/s AC11OV
,12OV ,22OV
and 240V
{switchable} General export model
sx-202lYP
AC240V
only
Australia
model
SX-202L/HE AC22OV
only
European
continent model with AM,LW
band runer
sx-202LlHEZ
AC220V only
West Germany
model with AM-LW
band tuner
o
This service
manual is
applicable to the KU
types.
For
servicing
of tlte other types,
please
refer
to the

Pioneer SX-202L Series Specifications

General

Brand	Pioneer
Model	SX-202L Series
Category	Receiver
Language	English

Summary

SPECIFICATIONS

Amplifier Section Specifications

Details amplifier performance metrics including power output, distortion, and frequency response.

FM Tuner Section Specifications

Details FM reception parameters such as sensitivity, selectivity, and separation.

FRONT PANEL FACILITIES

BLOCK DIAGRAM

CIRCUIT DESCRIPTIONS

FM Front End Circuit

Describes the initial RF amplification, mixing, and local oscillation stages for FM.

FM IF, Detector, and MPX Circuit

Details the IF amplification, detection, and multiplex decoding stages using IC M51533L.

AF Section Circuits

Covers the equalizer and power amplifier stages, including tone controls.

Protective Circuits

Details DC voltage protection and power on/off muting circuits.

P.C. BOARDS CONNECTION DIAGRAM

SCHEMATIC DIAGRAM

ELECTRICAL PARTS LIST

ADJUSTMENTS

FM Tuner Section Adjustments

Procedure for adjusting FM tuner section parameters like signal meter and distortion.

FM Tracking Adjustments

Procedure for adjusting FM tracking using signal generator and dial pointer.

AM Tuner Section Adjustments