Pioneer SA 750 Service Manual

Page 1

Scfiice

(U) PIONEER"

CIRCUIT DESCRIPTIONS
REPAIR & ADJUSTMENTS ORDER NO.
ARP-485-0
STEREO AMPLIFIER

MODEL SA-750 COMES IN SIX VERSIONS DISTINGUISHED AS FOLLOWS:

Type Voltage Remarks

KU ACIZOV only U.S.A. model

KC AC120V only Canada model

HE ACZZOV, 240V (switchable) European continent model

8 AC1 IOV, 120V, 220V, 240V (switchable) General export model

YP ACZ40V only Australia model

HEZ ACQZOV, 240V (swimhable) West Germany model
0 This service manual is applicable to the KU type.

For servicing of the KC, HE, HEZ, S, and VP types, please refer to pp. 24~28.

0 Ce manuel d'instruction se refére au mode de réglage, in fran¢ais.
o Esta manuel de servicio trata del método de ajuste escrito en espafiol.
l. SPECIFICATIONS .................... 2 10. ADJUSTMENTS ..................... 21
2. FRONT PANEL FACILITIES ............. 3 REGLAGE ......................... 22
3. PARTS LOCATION ................... 5 AJUSTE ........................... 23
4. EXPLODED VIEW ................... 7 11. SAFETY INFORMATION ............... 24
5. BLOCK DIAGRAM ................... 9 12. FOR KC TYPE ....................... 24
6. PC. BOARDS CONNECTION DIAGRAM . . . . 11 13. FOR HE TYPE ..................... 25
7. SCHEMATIC DIAGRAM ................ 15 14. FOR HEZ TYPE ..................... 26
8. ELECTRICAL PARTS LIST .............. 18 15. FOR S TYPE ........................ 31
9. PACKING .......................... 20 16. FOR YP TYPE ....................... 32

PIONEER ELECTRONIC CORPORATION 471. MegurD 1-Chome. Megurovku. Tokyo 153. Japan
HIONEEI: ELECTnaNICS [USA] INC. PD. Box 1750. Long Beach, CalIFDrnIa scam U.S.A.

TEL- [eon] 421-1404. [213] 4205914

PIONEER ELECTRONIC [EUROPE] N.v. Keetberglaan 1. 2740 Beveren, Belgium TEL: 08/77528-08
FIONEEFI ELECTRONICS AUBTHALIA PTV. LTD. 173-1 84 Boundary Road, Braeslde. Victors 3195. Austv*a~a
TEL; [(313] 55079911

YA © MAR. l984 Printed in Japan

Page 2

QUESTIONNAIRE MODEL

One Model per questionnaire

Dear Servicer,
Thank you for your cooperation in the post-sale service of Pioneer products.
This questionnaire is used as a tool to improve the serviceability of our products and service manuals.

Please evaluate this model and service manual by answering the following questions. Your ideas may be
realized in our future products. Your answers will be appreciated. Thank you.

PIONEER ELECTRONIC CORP.

T. N akagawa, Manager, Service Section, International Division

Modéle

QUESTIONNAIRE
Un modéle par questionnaire

Cher Monsieur,

Merci pour votre cooperation a propos du service aprés-vente des produits PIONEER.

Ce questionnaire 3 pour but lamelioration de notre service dentretien et des manuels de nos produits.
Nous vous prions dévaluer dans ce questionnaire les éléments de nos manuels de service. Vos conseils

seront précieux et pris en consideration dans la realisation de nos produits dans lavenir.
En vous remerciant davance, agréez, cher monsieur, lexpression de nos sentiments distingués.

PIONEER ELECTRONIC CORPORATION

T. Nakagawa, Manager, Service Section, Administration Department, International Division

1. SERVICING EVALUATION Circle applicable number: Good Fair Poor
at Disassembly/Re-assembly: 1 2 3 *4 * 5
b. Circuit Checks: 1 2 3 *4 *5
c. Replacement of Parts: 1 2 3 *4 *5
d. Adjustment (5): 1 2 3 *4 *5

* If (4) or (5) was circled, please be specific.

1. EVALUATION EN FACILITE DE SERVICE Cerclez le numéro.

MODELE Bon, Passable, Mauvais,
a. Démontage/remontage 1 2 3 *4 *5
b, Examen de circuits 1 2 3 *4 *5
c. Rechange de pieces 1 2 3 *4 *5
d. Facilité de réglage 1 2 3 *4 *5

* Si vous cerclez No. 4 cu 5, donnez lexplication concrete.

Querido sefior,

Muchas gracias p
mejorar e1 servici
siguientes. Su opi

N 05 complacemos

PIONEER ELEC

T. N akagawa, Mar

1. EVALUACIO
MODELO

a. Desmonte:

b. Examen de ciJ

o

Reemplazo de

* Si marca (4) 0

d. Ajuste: