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ORDER NO.

RRV2349

STEREO POWER AMPLIFIER

M-NS1
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Type
DBDXJ DLXJ/NC YPWXJ

Model M-NS1

Power Requirement
AC110­127V/220­230V/240V AC110­120V/220­230V/240V AC240V

The voltage can be converted by the following method.
With the voltage selector With the voltage selector ­­­­­­­­­­

¶ This product is a system(s) component. This product does not function properly independently ; to avoid malfunctions, be sure to connect it to the prescribed system component(s), otherwise damage may result. ¶ Please connect it to the STEREO CD TUNER XC-NS1 for adjustment and operation inspection.
Component
STEREO CD TUNER STEREO POWER AMPLIFIER SPEAKER SYSTEM MINIDISC RECORDER

Model
XC-NS1 M-NS1 S-NS1-LRW MJ-NS1

Service manual
RRV2348 (RRV2341) RRV2349 (RRV2321) RRV2371 RRV2363

Remarks
This manual. Except YPWXJ type

¶ This service manual should be used together with the following manual(s).
Model No.
M-F10/MYXJ

Order No.
RRV2321

Remarks

PIONEER CORPORATION

4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936

PIONEER CORPORATION 2000
T­ZZA AUG. 2000 Printed in Japan

M-NS1

1. CONTRAST OF MISCELLANEOUS PARTS
NOTES : Parts marked by " NSP " are generally unavailable because they are not in our Master Spare Parts List. The mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. Screws adjacent to mark on the product are used for disassembly. Reference Nos. indicate the pages and Nos. in the service manual for the base model. When ordering resistors, first convert resistance values into code form as shown in the following examples. Ex. 1 When there are 2 effective digits (any digit apart from 0), such as 560 ohm and 47k ohm (tolerance is shown by J = 5%, and K = 10%). 560 = 56 × 10 1 = 561 ................................................... RD1/4PU 5 6 1 J 47k = 47 × 10 3 = 473 .................................................. RD1/4PU 4 7 3 J 0.5 = R50 ...................................................................... RN2H Â 5 0 K 1 = 1R0 ......................................................................... RS1P 1 Â 0 K Ex. 2 When there are 3 effective digits (such as in high precision metal film resistors). 5.62k = 562 × 10 1 = 5621 ........................................... RN1/4PC 5 6 2 1 F

CONTRAST TABLE
M-NS1/DBDXJ, DLXJ/NC, YPWXJ and M-F10/MYXJ are constructed the same except for the following:
Ref. No. Part No. Mark Symbol and Description PCB ASSEMBLIES
NSP P6­2 P4­1 P4­2 P4­3 P4­5 P4­6 P4­7 P4­7 P4­8 P4­9 P4­10 P4­11 P4­12 P4­14 P4­15 P4­16 P4­17 P4­18 P4­21 P4­22 P6­7 P6­8 NSP AMP MAIN Assy PRIMARY Assy AWM7499 AWU7557 AAX7807 ADE7057 ADG1154 ADH7005 ARC7301 ARE7264 Not used ARX7037 ARY7022 ATB7009 ATX7007 AXD7271 AXG7096 AXG7097 VEM1009 Z21­013 Z21­038 AHB7037 AHD7941 ATS7278 REK1025 (T2AL250V) Not used ANC7935 ARW7101 Not used ARW7112 Not used AWM7525 AWU7611 Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used AHD7948 ATS7282 REK1028 (T4AL250V) REK1025 ANC7936 Not used ARW7104 ARW7114 AAX7099 AWM7525 AWU7611 Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used Not used AHD7907 ATS7282 REK1028 (T4AL250V) REK1025 ANC7968 Not used ARW7105 ARW7114 AAX7099 AWM7526 AWU7612 AAX7807 ADE7057 ADG1160 ADH7004 Not used Not used ARB7227 ARX7037 ARY7027 ATB7009 ATX7007 AXD7271 AXG7096 AXG7097 VEM1009 Z21­013 Z21­038 AHB7037 AHD7908 ATS7282 REK1025 (T2AL250V) Not used ANC7969 Not used ARW7106 ARW7114 Not used

M-F10 MYXJ

M-NS1 DBDXJ

M-NS1 DLXJ/NC

M-NS1 YPWXJ

Remarks

PACKING
Paper Pattern System Cable (20P) AC Power Cord FM Wire Antenna Operating Instructions (Dutch/Swedish/Spanish/Portuguese) Operating Instructions (English/French/German/Italian) Operating Instructions (English) Errata Warranty Card AM Loop Antenna Ferrite Core Remote Control Unit

Stand A Stand B NSP Lithium Battery (CR2025) Vinyl Bag (115 × 270 × 0.05) NSP Polyethylene Bag (0.03 × 230 × 340) Spacer A Packing Case

EXTERIOR
Power Transformer (T1) Fuse (FU1) Fuse (T2AL250V, FU2, FU3) Rear Panel Label Label Caution Label Fuse Card

No. 1

P6­10 P6­28 P6­29 P6­36

NSP

NSP

No.2

Notes: The numbers in the remarks column correspond to the numbers on the " EXPLODED VIEWS ". 2

M-NS1

EXPLODED VIEWS

AC IN Assy

Fuse (FU1)

A
2
1 (FU3) 1 (FU2) DBDXJ, DLXJ/NC types Only

BF
PRIMARY Assy

Rear Panel

CONTRAST OF PCB ASSEMBLIES

B F PRIMARY Assy
AWU7611, AWU7612 and AWU7557 are constructed the same except for the following:
Part No. Mark
S1 T2 CN1

Symbol and Description AWU7557
Not used ATT7050 Not used

Remarks AWU7611
XKX3001 ATT7048 B4P7­VH

AWU7612
Not used ATT7048 B4P7­VH

1 1

1: Refer to " SCHEMATIC DIAGRAM ".

3

1

2

3

4

M-NS1 SCHEMATIC DIAGRAM
A

DLXJ/NC B F (AWU7611: DBDXJ, type) types) (AWU7612: YPWXJ
DBDXJ, DLXJ/NC types Only YPW type

PRIMARY ASSY

C

SECONDRY ASSY (AWU7558)

H103 H104 FU2 T2A REK1025

H105 H106 FU3 T2A REK1025

CN1

J15

T1 POWER TRANSFORMER ATS7282

DBDXJ, DLXJ/NC types Only YPW type Only

DBDXJ, DLXJ/NC types

H
CN11

B

CN4

YPW type Only

+12V

+5.6V

H
2200/16

CN41

C

CN3 CN2

A
AC IN ASSY (AWU7556)

AN1
BKP1046
AC110­127V/220­230V/240V 50/60Hz: DBDXJ AC110­120V/220­230V/240V 50/60Hz: DLXJ/NC AC240V 50/60Hz: YPWXJ

D

(T4A) REK1028: DBDXJ, DLXJ/NC (T2A) REK1025: YPWXJ

AC POWER CORD ADG1158: DBDXJ ADG1154: DLXJ/NC ADG1160: YPWXJ

4

A BF C
1

2

3

4

J41