Pioneer KEH-P7020R User manual

PIONEER CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) 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
C PIONEER CORPORATION 2002 K-ZZA. JAN. 2002 Printed in Japan
ORDER NO.
CRT2844
Service
Manual
MULTI-CD/DAB CONTROL HIGH POWER CASSETTE PLAYER WITH RDS TUNER
KEH-P7020R X1B/EW
-This service manual should be used together with the manual(s) listed below.
For the parts numbers, adjustments, etc. which are not shown in this manual,
refer to the following manual(s).
Model No. Order No. Mech. Module Remarks
KEH-P7020R/XN/EW CRT2817
CX-1011 CRT2406 3L Cassette Mech. Module:Mech.Description, Disassembly, Adjustment

KEH-P7020R
EXTERIOR(Page 8)
-EXTERIOR SECTION PARTS LIST
Part No.
Mark No. Description KEH-P7020R/XN/EW KEH-P7020R/X1B/EW
5 Cord Assy CDE6435 UDE6435
11 Case CNB2686 UNB2686
13 Holder CNC8659 UNC8659
18 Tuner Amp Unit CWM7985 UWM7985
36 FM/AM Tuner Unit CWE1562 UWE1562
60 Detach Grille Assy CXB7915 UXB7915
80 Keyboard Unit CWM7988 UWM7988
ELECTRICAL PARTS LIST(Page 44)
TUNER AMP UNIT
Part No.
Symbol and Description KEH-P7020R/XN/EW KEH-P7020R/X1B/EW
Q 101 Transistor 2SA1037K 2SA1162
Q 951 Transistor 2SA1037K 2SA1162
EXPLODED VIEWS AND PARTS LIST
PACKING(Page 4)
-PACKING SECTION PARTS LIST * : Non spare part
Part No.
Mark No. Description KEH-P7020R/XN/EW KEH-P7020R/X1B/EW
1 Cord Assy CDE6435 UDE6435
2 Accessory Assy CEA3062 UEA3062
* 8 Polyethylene Bag E36-615 CEG-127
9 Polyethylene Bag CEG-162 UEG-012
10 Case Assy CXB3520 UXB-009
11 Carton CHG4626 UHG4626
12 Contain Box CHL4626 UHL4626
13 Protector CHP2251 UHP2102
14 Protector CHP2252 UHP2101
15 Inner Box CHW1754 UHW1754
16-1 Owner’s Manual CRD3520 URD-203
16-2 Owner’s Manual CRD3521 URD-204
16-3 Owner’s Manual CRD3522 URD-205
16-4 Installation Manual CRD3533 URD-206
* 16-5 Caution Card CRP1207 URP1207
* 16-6 Passport CRY1013 CRY1014
* 16-7 Warranty Card CRY1157 URY1087
16-8 Polyethylene Bag CEG1116 UEG1116

PIONEER CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) 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
C PIONEER CORPORATION 2001
ORDER NO.
Service
Manual
SELECT
KEH-P7020R/XN/EW
CRT2817
MULTI-CD/DAB CONTROL HIGH POWER CASSETTE PLAYERWITH RDSTUNER
KEH-P7020R XN/EW
MULTI-CD CONTROL HIGH POWER CASSETTE PLAYERWITH FM/AMTUNER
KEH-P7020R
This service manual should be used together with the following manual(s):
NOTE:
Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corpora-
tion.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.
This service manual does not describe the CD test mode.
For the operations in the CD test mode, refer to the CD player's Service manual.
Extension cable of cassette mechanism : Jig No. GGD1121
Model No. Order No. Mech.Module Remarks
CX-1011 CRT2406 3L Cassette Mech. Module:Mech.Description, Disassembly, Adjustment
2000.printed in Japan
CONTENTS
1. SAFETY INFORMATION . . . . . . . . . . . . . . . . 3
2. EXPLODED VIEWS AND PARTS LIST. . . . . . . . . 4
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM . . 14
4. PCB CONNECTION DIAGRAM . . . . . . . . . . . 36
5. ELECTRICAL PARTS LIST . . . . . . . . . . . . . . 44
6. ADJUSTMENT . . . . . . . . . . . . . . . . . . . . 54
7. GENERAL INFORMATION . . . . . . . . . . . . . . 56
7.1 DIAGNOSIS . . . . . . . . . . . . . . . . . . . . 56
7.1.1 DISASSEMBRY . . . . . . . . . . . . . . . . 56
7.1.2 CONNECTOR FUNCTION DESCRIPTION . . 58
7.2 IC . . . . . . . . . . . . . . . . . . . . . . . . . 60
7.3 OPERATION FLOW CHART. . . . . . . . . . . . 66
7.4 CLEANING. . . . . . . . . . . . . . . . . . . . . 67
8. OPERATIONS AND SPECIFICATIONS. . . . . . . . 68
For details, refer to "Important symbols for good services".
KEH-P7025
XN/ES
K-ZZA. DEC.2001 Printed in Japan

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[ Important symbols for good services ]
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.
When you find the procedures bearing any of the symbols, be sure to fulfill them:
2. Adjustments
To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.
In accordance with the procedures or instructions described in this manual, adjustments should be performed.
3. Cleaning
For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,
proper cleaning should be performed to restore their performances.
5. Lubricants, glues, and replacement parts
Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying
glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.
4. Shipping mode and shipping screws
To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or
the shipping screws should be installed before shipping out in accordance with this manual, if necessary.
1. Product safety
You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and
should keep the safety during servicing by following the safety instructions described in this manual.

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1. SAFETY INFORMATION
This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer.
Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair
complex products such as those covered by this manual.
Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.
If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so
and refer the repair to a qualified service technician.
CAUTION
Danger of explosion if battery is incorrectly replaced.
Replaced only with the same or equivalent type recommended by the manufacture.
Discord used batteries according to the manufacture's instructions.
-KEH-P7020R/XN/EW

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2. EXPLODEDVIEWS AND PARTS LIST
2.1 PACKING(KEH-P7020R/XN/EW)
NOTES : • Parts marked by " * " are generally unavailable because they are not in our Master Spare Parts List.
• Screw adjacent to mark on the product are used for disassembly.
• For the applying amount of lobricants or glue, follow the instructions in this manual.
(In the case of no amount instructions,apply as you think it appropriate.)
"
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PACKING(KEH-P7020R/XN/EW) PARTS LIST
Owner's Manual,Installation Manual
Mark No. Description Part No.
1 Cord Assy CDE6435
2 Accessory Assy CEA3062
3 Screw BPZ20P060FZK
4 Screw CBA1002
5 Handle CNC5395
6 Earth Plate CNC9450
7 Bush CNV3930
* 8 Polyethylene Bag E36-615
9 Polyethylene Bag CEG-162
10 Case Assy CXB3520
11 Carton CHG4626
12 Contain Box CHL4626
13 Protector CHP2251
14 Protector CHP2252
15 Inner Box CHW1754
16-1 Owner’s Manual CRD3520
16-2 Owner’s Manual CRD3521
16-3 Owner’s Manual CRD3522
16-4 Installation Manual CRD3533
* 16-5 Caution Card CRP1207
* 16-6 Passport CRY1013
* 16-7 Warranty Card CRY1157
16-8 Polyethylene Bag CEG1116
17 Remote Control Assy CXB6860
18 Screw Assy CZE3169
19 Belt CZN7661
20 Holder Assy CZX3172
21 Holder Assy CZX3173
22 Remote Control Assy CZX3246
* 23 Battery CEX1030
Part No. Language
CRD3520 English, Spanish
CRD3521 German, French
CRB3522 Italian, Dutch
CRD3533 English, Spanish, German, French, Italian, Dutch

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2.2 PACKING(KEH-P7025/XN/ES)
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PACKING(KEH-P7025/XN/ES) PARTS LIST
Owner's Manual,Installation Manual
Mark No. Description Part No.
1 Cord Assy CDE6438
2 Spring CBH1650
3 Remote Control Unit CXB8744
4 Screw CBA1002
* 5 Polyethylene Bag CEG-127
6 Screw CRZ50P090FMC
7 Screw TRZ50P080FMC
* 8 Polyethylene Bag CEG-158
9 Handle CNC5395
10 Bush CNV3930
11 Polyethylene Bag CEG-162
* 12 Battery CEX1065
13 Carton CHG4625
14 Contain Box CHL4625
15 Protector CHP2251
16 Protector CHP2252
17-1 Owner’s Manual CRD3523
17-2 Owner’s Manual CRD3524
17-3 Installation Manual CRD3534
* 17-4 Caution Card CRP1207
* 17-5 Caution Card CRP1216
17-6 Polyethylene Bag CEG1116
18 Case Assy CXB3520
Part No. Language
CRD3523 English, Spanish, Portuguese(B)
CRD3524 Chinese, Arabic
CRD3534 English, Spanish, Portuguese(B), Chinese, Arabic

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2.3 EXTERIOR(KEH-P7020R/XN/EW)