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Pioneer M-IS21 Service Manual
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Pioneer M-IS21 Service Manual

Pioneer M-IS21 Service Manual

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3 7 63 1515 0
STEREO POWER AMPLIFIER
M-IS21
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
M-IS21
KUCXJ
TE
L 13942296513
This product is a component of a system.
For the accessories, instruction manuals etc., refer to the service manuals RRV2149 for
XC-IS21MD and RRV2148 for XC-IS21T.
This product does not function properly when independent; to avoid malfunctions, be
sure to connect it to the prescribed system component(s), otherwise damage may
result.
Component
CD MD TUNER
CD TUNER DECK
STEREO POWER AMPLIFIER
SPEAKER SYSTEM
CONTENTS
1. SAFETY INFORMATION ...................................... 2
2. EXPLODED VIEWS AND PARTS LIST ................ 3
3. SCHEMATIC DIAGRAM ....................................... 6
4. PCB CONNECTION DIAGRAM ............................ 8
www
5. PCB PARTS LIST ............................................... 14
6. ADJUSTMENT .................................................... 16
.
PIONEER ELECTRONIC CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER ELECTRONIC CORPORATION 1999
http://www.xiaoyu163.com
Power Requirement
AC120V
System
IS-21MD
XC-IS21MD
–––
M-IS21
S-IS21
x
ao
u163
y
i
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
http://www.xiaoyu163.com
2 9
8
Q Q
3
6 7
1 3
1 5
Service Manual
IS-21T
–––
RRV2149
XC-IS21T
RRV2148
M-IS21
RRV2143
S-IS21
RRV2141
7. GENERAL INFORMATION ................................ 17
7.1 SINGLE OPERATION METHOD ................. 17
8. PANEL FACILITIES AND SPECIFICATIONS .... 18
co
.
9 4
2 8
ORDER NO.
RRV2143
Remarks
0 5
8
2 9
9 4
2 8
Remarks
This Service Manual
m
T – ZZK MAY. 1999 Printed in Japan
9 9
9 9

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  • Page 1 PIONEER ELECTRONIC 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 ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER ELECTRONIC CORPORATION 1999 T –...

  • Page 2: Safety Information

    , a l w a y s c o n s u l t t h e c u r r e n t P I O N E E R Also test with Service Manual. A subscription to, or additional copies plug reversed u163 of, PIONEER Service Manual may be obtained at a (Using AC adapter Earth nominal charge from PIONEER. plug as required)
  • Page 3 M-IS21 3 7 63 1515 0 2. EXPLODED VIEWS AND PARTS LIST NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 4 M-IS21 3 7 63 1515 0 2.2 EXTERIOR L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 5 M-IS21 3 7 63 1515 0 Caution when disassemble. Even if the power supply code is pulled out from the outlet, neither C11 nor C12 of AF ASSY are discharged. Please discharge C11 and C12 of AF ASSY by the resistor of 100 Ω or more before removing AF ASSY or POWER SUPPLY ASSY.
  • Page 6 M-IS21 3 7 63 1515 0 3. SCHEMATIC DIAGRAM 3.1 AF, AMP, POWER SUPPLY, PRIMARY, SECONDARY, HP, METER and METER CONNECT ASSYS L 13942296513 AMP ASSY (AWU7342) POWER SUPPLY ASSY (AWU7344) u163 http://www.xiaoyu163.com...
  • Page 7 M-IS21 3 7 63 1515 0 Note : When ordering service parts, be sure to refer to "EXPLODED CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE NO. 491002F, MFD BY VIEWS and PARTS LIST" or "PCB PARTS LIST"...

  • Page 8: Pcb Connection Diagram

    M-IS21 3 7 63 1515 0 4. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS: 1. Part numbers in PCB diagrams match those in the schematic 3. The parts mounted on this PCB include all necessary parts diagrams. for several destination.
  • Page 9 M-IS21 3 7 63 1515 0 4.2 HP, METER and METER CONNECT ASSYS METER CONNECT ASSY HP ASSY METER ASSY CN3105 CN3104 (ANP7300-C) L 13942296513 SIDE A POWER METER METER ASSY HP ASSY Q5604 IC5601 Q5601 Q5602 METER Q5603...
  • Page 10 M-IS21 3 7 63 1515 0 4.3 AF ASSY CN3006 IC3302 CN3003 J3004 CN3002 J3005 L 13942296513 IC82 IC81 3001 ASSY L BROWN N BLUE NEUTRAL AC IN LIVE u163 SIDE A (ANP7300-C) http://www.xiaoyu163.com...
  • Page 11 M-IS21 3 7 63 1515 0 Q3313 Q3602 ASSY SIDE B Q3603 Q3601 Q3607 Q3608 Q3606 Q3605 (ANP7300-C) Q3621 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 12 M-IS21 3 7 63 1515 0 4.4 AMP and POWER SUPPLY ASSYS IC24 IC23 POWER SUPPLY ASSY Q3651 Q3654 IC33 IC42 L 13942296513 CN3102 CN3106 CN3103 Q3502 Q3501 ASSY IC3301 u163 SIDE A (ANP7300-C) Q3352 Q3351 http://www.xiaoyu163.com...
  • Page 13 M-IS21 3 7 63 1515 0 POWER SUPPLY IC32 ASSY Q3652 Q3653 L 13942296513 Q3311 ASSY Q3312 Q3503 IC3502 IC3501 u163 Q3353 Q3354 SIDE B (ANP7300-C) http://www.xiaoyu163.com...
  • Page 14 M-IS21 3 7 63 1515 0 5. PCB PARTS LIST NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 15 M-IS21 3 7 63 1515 0 Mark No. Description Part No. Mark No. Description Part No. D3351–D3354, D3361, D3362 1SS133 RESISTORS D3355, D3356 LT2A03 RD1/2LMF121J D3357, D3358 MTZJ10C RD1/2LMF910J D3359, D3360 MTZJ18B R3659 RD1/2PM330J D3363, D3364 MTZJ39C Other Resistors...
  • Page 16 M-IS21 3 7 63 1515 0 Mark No. Description Part No. 6. ADJUSTMENT OTHERS There is no information to be shown in this chapter. 5601 3P CABLE HOLDER 51048-0300 3005 4P CABLE HOLDER 51048-0400 J3005 4P JUMPER WIRE D20PYY0410E...

  • Page 17: General Information

    M-IS21 3 7 63 1515 0 7. GENERAL INFORMATION 7.1 SINGLE OPERATION METHOD Single operation method and inputlevel. The procedure and the input level of a single operation are shown below. 1. R85 are shorted by 1kΩ. 2. A point of the figure below in four places is connected.

  • Page 18: M-Is21

    M-IS21 3 7 63 1515 0 8. PANEL FACILITIES AND SPECIFICATIONS ¶ PANEL FACILITIES ¶ SPECIFICATIONS 7 Amplifier Section Continuous average power output of 55 watts* per channel, min., at 6 ohms, from 60 Hz to 15,000 Hz with no more than 1.0 %** total harmonic dis- tortion.

  • Page 19: Table Of Contents

    PIONEER ELECTRONIC 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 ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER ELECTRONIC CORPORATION 1999 T –...

  • Page 20: Safety Information

    , a l w a y s c o n s u l t t h e c u r r e n t P I O N E E R Also test with Service Manual. A subscription to, or additional copies plug reversed u163 of, PIONEER Service Manual may be obtained at a (Using AC adapter Earth nominal charge from PIONEER. plug as required)

  • Page 21: Exploded Views And Parts List

    M-IS21 3 7 63 1515 0 2. EXPLODED VIEWS AND PARTS LIST NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 22 M-IS21 3 7 63 1515 0 2.2 EXTERIOR L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 23 BIND Assy AWU7349 Lens Holder A AMR7245 Refrector AMR7248 (2) CONTRAST TABLE u163 M-IS21/MYXJ and NVXJ are constructed the same except for the following : Part No. Mark No. Symbol and Description Remarks MYXJ Type NVXJ Type Rear Panel ANC7823 ANC7839 http://www.xiaoyu163.com...

  • Page 24: Schematic Diagram

    M-IS21 3 7 63 1515 0 3. SCHEMATIC DIAGRAM 3.1 AF, AMP, POWER SUPPLY, PRIMARY, SECONDARY, HP, METER and METER CONNECT ASSYS L 13942296513 AMP ASSY (AWU7340) POWER SUPPLY ASSY (AWU7344) u163 http://www.xiaoyu163.com...
  • Page 25 M-IS21 3 7 63 1515 0 Note : When ordering service parts, be sure to refer to "EXPLODED CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE NO. 491002F, MFD BY VIEWS and PARTS LIST" or "PCB PARTS LIST"...

  • Page 26: Pcb Connection Diagram

    M-IS21 3 7 63 1515 0 4. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS: 1. Part numbers in PCB diagrams match those in the schematic 3. The parts mounted on this PCB include all necessary parts diagrams. for several destination.
  • Page 27 M-IS21 3 7 63 1515 0 4.2 HP, METER and METER CONNECT ASSYS METER CONNECT ASSY HP ASSY METER ASSY CN3105 CN3104 (ANP7300-C) L 13942296513 SIDE A POWER METER METER ASSY HP ASSY Q5604 IC5601 Q5601 Q5602 METER Q5603...
  • Page 28 M-IS21 3 7 63 1515 0 4.3 AF ASSY CN3006 IC3302 CN3003 J3004 CN3002 J3005 L 13942296513 IC82 IC81 3001 ASSY L BROWN N BLUE NEUTRAL AC IN LIVE u163 SIDE A (ANP7300-C) http://www.xiaoyu163.com...
  • Page 29 M-IS21 3 7 63 1515 0 Q3313 Q3602 ASSY SIDE B Q3603 Q3601 Q3607 Q3608 Q3606 Q3605 (ANP7300-C) Q3621 L 13942296513 u163 http://www.xiaoyu163.com...
  • Page 30 M-IS21 3 7 63 1515 0 4.4 AMP and POWER SUPPLY ASSYS IC24 IC23 POWER SUPPLY ASSY Q3651 Q3654 IC33 IC42 L 13942296513 CN3102 CN3106 CN3103 Q3502 Q3501 ASSY IC3301 u163 SIDE A (ANP7300-C) Q3352 Q3351 http://www.xiaoyu163.com...
  • Page 31 M-IS21 3 7 63 1515 0 POWER SUPPLY IC32 ASSY Q3652 Q3653 L 13942296513 Q3311 ASSY Q3312 Q3503 IC3502 IC3501 u163 Q3353 Q3354 SIDE B (ANP7300-C) http://www.xiaoyu163.com...

  • Page 32: Pcb Parts List

    M-IS21 3 7 63 1515 0 5. PCB PARTS LIST NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 33 M-IS21 3 7 63 1515 0 Mark No. Description Part No. Mark No. Description Part No. D3351–D3354, D3361, D3362 1SS133 RESISTORS D3355, D3356 LT2A03 RD1/2LMF121J D3357, D3358 MTZJ10C RD1/2LMF910J D3359, D3360 MTZJ18B R3659 RD1/2PM330J D3363, D3364 MTZJ39C Other Resistors...

  • Page 34: Adjustment

    M-IS21 3 7 63 1515 0 Mark No. Description Part No. 6. ADJUSTMENT RESISTORS There is no information to be shown in this chapter. All Resistors RS1/10S OTHERS 5601 3P CABLE HOLDER 51048-0300 3005 4P CABLE HOLDER 51048-0400 J3005...

  • Page 35: General Information

    M-IS21 3 7 63 1515 0 7. GENERAL INFORMATION 7.1 SINGLE OPERATION METHOD Single operation method and inputlevel. The procedure and the input level of a single operation are shown below. 1. R85 are shorted by 1kΩ. 2. A point of the figure below in four places is connected.

  • Page 36: Panel Facilities And Specifications

    M-IS21 3 7 63 1515 0 8. PANEL FACILITIES AND SPECIFICATIONS ¶ PANEL FACILITIES ¶ SPECIFICATIONS 7 Amplifier Section Continuous Power (RMS) ........100 W + 100 Wz (1 kHz, THD 10%, 6 Ω) Continuous Power (DIN) .......... 65 W + 65 W (1 kHz, THD 1%, 6 Ω)

  • Page 37: Pioneer Electronic Corporation

    PIONEER ELECTRONIC 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 ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Allexandra Road, #04-01, Singapore 159936 PIONEER ELECTRONIC CORPORATION 1999 T –...
  • Page 38 Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 562 x 10 5.62k 5621 RN1/4PC 5 6 2 1 CONTRAST TABLE M-IS21/DBDXJ, DLXJ/NC and MYXJ are constructed the same except for the following : Part No. Ref. Mark Symbol and Description Remarks MYXJ type...
  • Page 39 M-IS21 3 7 63 1515 0 CONTRAST OF PCB ASSEMBLIES AF ASSY AWU7338 and AWU7337 are constructed the same except for the following: Part No. Mark Symbol and Description Remarks AWU7337 AWU7338 L001 ATF7019 ATF7020 S002 Not used AKX7004...
  • Page 40 M-IS21 3 7 63 1515 0 2. SCHEMATIC DIAGRAM 2.1 AF ASSY and PRIMARY ASSY AF ASSY L 13942296513 Power Transformer REK1026 REK1026 (T2.5A) (T2.5A) PRIMARY ASSY (AWU7346) REK1029 AC POWER CORD (T5.0A) DBDXJ : ADG1158 DLXJ/NC : ADG1154...

  • Page 41: Pioneer Electronics Service, Inc. P.o. Box 1760, Long Beach, Ca 90801-1760, U.s.a

    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 T –...
  • Page 42 Reference Nos. indicate the pages and Nos. in the service manual for the base model. CONTRAST TABLE M-IS21/MAMXQ and MYXJ are constructed the same except for the following : Part No. Ref. No. Mark...

  • Page 43: Pioneer Electronics Service, Inc. P.o. Box 1760, Long Beach, Ca 90801-1760, U.s.a

    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 2001 T –...
  • Page 44 Ex.2 When there are 3 effective digits (such as in high precision metal film resistors). 562 x 10 5.62k 5621 RN1/4PC 5 6 2 1 CONTRAST TABLE M-IS21/DDXBR and MYXJ are constructed the same except for the following : Part No. Ref. No. Mark Symbol and Description M-IS21 M-IS21 Remarks...
  • Page 45 M-IS21 3 7 63 1515 0 EXPLODED VIEWS Screw (FBT40P060FZK) No.3 No.1 No.1 Power Transformer PRIMARY ASSY No.2 CONTRAST OF PCB ASSEMBLIES L 13942296513 AF ASSY AWU7338 and AWU7337 are constructed the same except for the following : Part No.
  • Page 46 M-IS21 3 7 63 1515 0 2. SCHEMATIC DIAGRAM 2.1 AF and PRIMARY ASSYS Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST" POWER TRANSFORMER REK1026 REK1026 (T2.5A) (T2.5A)

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