Pioneer A-339 - Service Manual

@Y
PIONEER’
The Art of Entertainment
Service
PAZ EYED
ORDER NO.
ARP2215
STEREO AMPLIFIER
A-449S
A-4493-S—
A-339
A-339-S
A-449, A-449-S, A-339 AND A-339-S HAVE THE FOLLOWING :
Model
T Power Requirement
LO] = [acmvay SSC—C~iSCCS
oe
ewe) OO] 0 | 0) Acazaasev, aovewitaney®
pO PO | Acnovaaovaary, ov, woven
Kc Ss es
* Change the primary wiring.
@ Refer to the service manual ARP2043, A-447/HE and A-337/HE.
© This manual is applicable to the A-449/HE, HEWZ, SD, KC, A-449-S/HEWZ, A-339/KU, HE, HEWZ, SD,
and A-339-S/HEWZ types.
@ The A-449-S is the same as the A-449 except for color.
@ The A-339-S is the same as the A-339 except for color.
CONTENTS
1. FOR A-449/HE, HEWZ, SD, KC AND A-449-S/HEWZ
TYPES dade rece rere e ee ee eee sree reece es esses sees esses esesesessesssecees 2
2. FOR A-339/KU, HE, HEWZ, SD AND A-339-S/HEWZ
TYPES PPP ETUTTTETESTTTTTTT ITT eer 17
PIONEER ELECTRONIC CORPORATION = 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153, Japan
PIONEER ELECTRONICS SERVICE INC. P.O. Box 1760, Long Beach, California 90801 U.S.A.
PIONEER ELECTRONICS OF CANADA, INC. 505 Cochrane Drive, Markham, Ontario L3R 8E3 Canada
PIONEER ELECTRONIC [EUROPE] N.V. Keetbergiaan 1, 2740 Beveren, Belgium
PIONEER
ELECTRONICS
AUSTRALIA
PTY.
LTD.
178-184
Boundary
Road,
Braeside,
Victoria
3195,
Australia
TEL:
[03]
580-9911
©
PIONEER
ELECTRONIC
CORPORATION
1991
FV
APR.
1991
Printed
in
Japag
7,

Summary

FOR A-449;HE, HEWZ, SD, KC AND A-449-S;HEWZ TYPES

1.2 P.C.Bs PARTS LIST

1.3 SCHEMATIC DIAGRAM

Provides the circuit diagram for the A-447/HE type.

1.4 P.C.BOARDS CONNECTION DIAGRAM

Shows how PCBs connect for different A-449/A-339 versions.

FOR A-339;KU, HE, HEWZ, SD AND A-339-S;HEWZ TYPES

2.2 P.C.Bs PARTS LIST

2.4 P.C.BOARDS CONNECTION DIAGRAM

Illustrates PCB connections for A-339/KU type.

SAFETY INFORMATION

1. SAFETY PRECAUTIONS

Essential safety checks and warnings for servicing and handling the unit.

2. PRODUCT SAFETY NOTICE

Highlights special safety characteristics of electrical and mechanical replacement parts.

FOR A-447;HE TYPE

3.1 SCHEMATIC DIAGRAM

Provides the circuit schematic for the A-447/HE amplifier model.

3.3 P.C.Bs PARTS LIST

ADJUSTMENT

ADJUSTMENT OF IDLE CURRENT

Step-by-step guide for adjusting the idle current of the amplifier.

SPECIFICATIONS

Pioneer A-339 Specifications

General

Brand	Pioneer
Model	A-339
Category	Amplifier
Language	English