Pioneer a 445 service manual

Page 1

ADDITIONAL GD PIONEER

The future of sound and vision.

ORDER NO.
AR P 1 7 54
STEREO AMPLIFIER
A' 4 45 - S
A- 3 3 5
MODEL A445, A4456, A335 and A-335-S HAVE FOLLOWING VERSIONS:
Applicable model
Type Power requirement Export destination
A445 A4456 A-335 A358
HEZ O O O O AC220, 240V (switchable) West Germany
HE C - O - A0220, 240V (switchable) European continent
H8 0 - O -- AC220, 240V (switchable) United Kingdom
SD 0 - -- - A0110, 120.127, 220) 240V (Switchable) Kingdom of Saudi Arabia and general market
KC 0 - - - AC120V only Canada
KUC - - 0 - AC120V only USA. and Canada

0 Refer to the service manual ARP1581, A-443/ HE type.

0 This manual is applicable to the A445/HEZ, HE, H8, A-445-S/HEZ, A-335/HEZ, HE, HB and
A-335-S/HEZ types.

For the other types, refer to additional service manuals.

The A4456 is silver versions of A445.

The A-335-S is silver versions of A335.

The A-MS/HEZ is the same as the A-443/HEZ except for the minor differences.
The A445-S/HEZ is the same as the A4436/H EZ except for the minor differences.
The A445/HE is the same as the A443/HE except for the minor differences.

The A445/HB is the same as the A-443/HB except for the minor differences.

The A-335/HEZ is the same as the A-333/HEZ except for the minor differences.
The A-335-S/HEZ is the same as the A-333-S/ H E2 except for the minor differences.
The Ao335/HE is the same as the A-333/HE except for the minor differences.

The ~A-335/HB is the same as the A-333/HB except for the minor differences.

PIONEER ELECTRONIC CORPORATION 4-1. Meguro 1-Chome. Meguro-ku. Tokyo 153. Japan

PIONEER ELECTRONICS SERVICE INC. PO Box 1760, Long Beach. California 90801 U.S.A.

PIONEER ELECTRONICS OF CANADA, INC. 505 Cochrane Drive. Markham, Ontario LSR 8E3 Canada

PIONEER ELECTRONIC [EUROPE] N.V. Keererglaan 1. 2740 Beveren. Belgium

PIONEER ELECTRONICS AUSTRALIA PTY. LTD. 178.184 Boundary Road. Braeside. Victoria 3195. Australia TEL: [03] 580-9911

Page 2

1. FOR A-445/HEZ. HE, HB AND A-445-S/HEZ TYPES

CONTRAST OF MISCELLANEOUS PARTS

NOTES:

e Parts without part number cannot be supplied.
0 The A marh found on some component parts indicates the importance of the safety factor of the part. Therefore, when re-

placing, be sure to use parts of identical designation.

0 Parts marked by 6) are not always kept in stock. Their delivery time may be longer than usual or they may be un-

available.

The AME/H EZ, HE, HB and AMS-S/H 62 types are the same as the A-M3/HE type with the exception

of the following sections.
Psrt No.
Merl: Symbol 8: Description
A443IHE A-MSIHEZ AWIHE AMSIHB thus-SIMS!

A AC power cord ADG1019 ADG1019 ADG1019 ADG-061 ADG1019

A Fuse lT2.5A-l (FU1) ASK-403 ASK-403 AEK-403 ASK-512 AEK403
Remote slide switch (S2) ASU1012 ASU1018 ASU1013 ASU1013 ASU1013
Remote slide switch (S1) ASU1014 ASU1015 ASU1015 ASU1015 ASU1015
Nut NKQOFUC NKQOFZB NKQOFZB NK90FZB NKQOFZB
Screw ..... BBT30060FZK ...............
Front panel ANB1180 ANB1289 ANB1289 ANB1289 ANB1290
Name plste AAM-030 AAM1029 AAM1029 AAM1029 AAM1029
Knob L AAB1064 AAB1106 M31106 AAB1106 AAB1106
Knob M M61066 AA81094 AA81094 AAB1094 AA81096
Knob S AAB1066 AAB1068 AA81068 AA61068 AA61069
Knob B AAD-418 AAD-418 AAD-418 AAD-418 AAD1368
Knob C AAD1366 AAD1366 AAD1366 AAD1366 AAD1367
Knob AAD1162 AAD1536 AAD1536 AAD1536 AAD1538
Knob (POWER) AAD1343 AAD1635 M01535 AAD1535 AAD1537
Instruction msnusl ARE1073 ..... ARE1112 ..........
(English/Germsn/French/
ltslisn/DutchlSwedish/
Spsnish/Portugusssl
Instruction manual (German) ..... ARC113O .......... ARC1130
Instruction msnusl (English) ............... AR61164 .....
Ppcking csss AHD1392 AHD161O AHD1610 AH01610 AHD1611
Rssister (R1) ..... R08 1 I4PM6FlBJ .......... RDR1/4PM6RSJ
Screw ABA-297 ....................
Screw 3 x 14 ..... ABA1062 ABA1082 A6A1082 ABA1082
Psnel bees AMB1334 AMB1334 ABM1334 ABM1334 AMB1335
Bonnet AZN1746 AZN1799 AZN1746 AZN1746 AZN1800
Phone smp assembly Non supply Non supply Non supply Non supply Non supply
AF complex sssembly AW21890 AW21884 AWZ1884 AWZ1884 AWZ1884
Spesker switch ssssmbly Non supply Non supply Non supply Non supply Non supply
Hesdphone assembly Non supply Non supply Non supply Non supply Non supply

NOTE: The A-445/HEZ, A445/HE, A445/HB and A445-S/HEZ are the same as the A443/HEZ, A443/HE, A443/HB and
A443-S/HEZ. Besides the assembly, the electrical parts for the remote slide switch (SI, S2), are shown in the figure
above. Other electric parts are same in the A443/HEZ, A443/HE, A-443/HB and A443-S/HEZ. Refer to the A443/
HEZ, A-443/HE. A443/HB and A-443-S/HEZ Service manual A-443/HE (ORDER NO. ARP1581) for more detailed

explanations of the SCHEMATIC DIAGRAM,

LIST.

P.C. BOARDS CONNECTION DIAGRAM and ELECTRICAL PARTS