Pioneer GM-2027 Service 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-ZZB. JUNE 2002 Printed in Japan

AMPLIFIER

GM-2027

ZF

X1R/UC

VEHICLE DESTINATION PRODUCED AFTER PART No. ID No. PIONEER MODEL No. LINCOLN U.S.A., CANADA 2003 GM-2027ZF/X1R/UC

For details, refer to "Important symbols for good services".

ORDER NO.

CRT2866

FORD

GM-2027ZF/X1R/UC

2

1

234

12

34

F

E

D

C

B

A

GM-2027ZF/X1R/UC

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.

[ 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.

CONTENTS

SAFETY INFORMATION ............................................2

1. SPECIFICATIONS........................................................2

2. EXPLODED VIEWS AND PARTS LIST.......................3

3. SCHEMATIC DIAGRAM .............................................4

4. PCB CONNECTION DIAGRAM ................................10

5. ELECTRICAL PARTS LIST ........................................14

6. ADJUSTMENT..........................................................16

7. GENERAL INFORMATION .......................................16

7.1 DIAGNOSIS ........................................................16

7.1.1 DISASSEMBLY .........................................16

7.1.2

CONNECTOR FUNCTION DESCRIPTION.......17

1. SPECIFICATIONS

Power source .........14.4±0.2V(10.5V-16.0V allowable) DC

Grounding system........................................Negative type

Backup current..............................................0.5mA or less

Dimensions.......................173.3(W)x51.7(H)x151.7(D)mm

Weight..........................................................................1.1kg

3

5

6

7

8

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A

5

6

7

8

GM-2027ZF/X1R/UC

2. EXPLODED VIEWS AND PARTS LIST

2.1 EXTERIOR

1 Screw BMZ26P180FMC 2 Screw BMZ30P050FMC 3 Chassis HNA0004 4 Case HNB0151 5 Shield HNC0126

6 Heat Sink HNR0190 7 Mother Unit HWM0071 8 Connector(CN102) HKE0040 9 Connector(CN101) HKM1349

10 Holder HNC0104

11 Holder HNC0105 12 Holder HNC0106 13 Screw IMS30P050FMC 14 IC(IC401) PAL006A 15 IC(IC403) PAL006A

- EXTERIOR SECTION PARTS LIST

Mark No. Description Part No.

4

13

11

7

12

9

13

8

10

15

6

A

1

5

1

14

2

3

2

4

1

234

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34

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A

GM-2027ZF/X1R/UC

A-a A-b

A-a

A-b

A-a

Large size

SCH diagram

Guide page

Detailed page

Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST".

A-a

A

0.3mH

3. SCHEMATIC DIAGRAM

3.1 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)

5

6

7

8

F

E

D

C

B

A

5

6

7

8

GM-2027ZF/X1R/UC

A-b

A

Decimal points for resistor and capacitor fixed values are expressed as :

2.2 2R2

0.022 R022

←

Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors.

NOTE :

Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors.

A

MOTHER UNIT

6

1

234

12

34

F

E

D

C

B

A

GM-2027ZF/X1R/UC

A-a

A-b A-a

A-a

A-b

1

2

3

4

5

7

5

6

7

8

F

E

D

C

B

A

5

6

7

8

GM-2027ZF/X1R/UC

A-a

A-b A-a

A-a

A-b

6

7

8 9

0.3mH

8

1

234

12

34

F

E

D

C

B

A

GM-2027ZF/X1R/UC

A-a

A-b

1

2

3

4

5

A

MOTHER UNIT

9

5

6

7

8

F

E

D

C

B

A

5

6

7

8

GM-2027ZF/X1R/UC

A-a

A-b

6

7

8 9

Decimal points for resistor

and capacitor fixed values

are expressed as :

2.2 2R2

0.022 R022

←

Symbol indicates a resistor.

No differentiation is made between chip resistors and

discrete resistors.

NOTE :

Symbol indicates a capacitor.

No differentiation is made between chip capacitors and

discrete capacitors.

10

1

234

12

34

F

E

D

C

B

A

GM-2027ZF/X1R/UC

4. PCB CONNECTION DIAGRAM

4.1 MOTHER UNIT

Capacitor

Connector

P.C.Board

Chip Part

A

MOTHER UNIT

SIDE B

SIDE A

NOTE FOR PCB DIAGRAMS

1.The parts mounted on this PCB include all necessary parts for several destination. For further information for respective destinations, be sure to check with the schematic dia gram.

2.Viewpoint of PCB diagrams

12

11 10 9 8

7

654

32

1

24

20

23 22 21

19

18 17 16

15 14

13

11

5

6

7

8

F

E

D

C

B

A

5

6

7

8

GM-2027ZF/X1R/UC

A

SIDE A

2

1

14

13

86754321

161415 13 12 11

10

9

12

1

234

12

34

F

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B

A

GM-2027ZF/X1R/UC

A

MOTHER UNIT

1

13

5

6

7

8

F

E

D

C

B

A

5

6

7

8

GM-2027ZF/X1R/UC

A

SIDE B

1

14

1

234

12

34

F

E

D

C

B

A

GM-2027ZF/X1R/UC

5. ELECTRICAL PARTS LIST

NOTES:

- Parts whose parts numbers are omitted are subject to being not supplied.

- The part numbers shown below indicate chip components.

Chip Resistor

RS1/_S___J,RS1/__S___J

Chip Capacitor (except for CQS.....)

CKS....., CCS....., CSZS.....

=====Circuit Symbol and No.===Part Name Part No.

--- ------ ------------------------------------------ -------------------------

Unit Number : HWM0071 Unit Name : Mother Unit

MISCELLANEOUS

IC 101 IC NJM2068MD IC 102 IC NJM2068MD IC 103 IC NJM2068MD IC 301 IC NJM2904M IC 303 IC NJM2904M

IC 304 IC NJM2904M IC 401 IC PAL006A IC 403 IC PAL006A IC 501 IC TA8194Z Q 201 Transistor DTC124EK

Q 301 Transistor 2SB1238 Q 302 Transistor DTC114EK Q 501 Transistor 2SB1238 Q 502 Transistor 2SC2458 Q 503 Transistor 2SA1576

Q 504 Transistor 2SD1859 Q 505 Transistor DTA114EK Q 506 Transistor 2SC2412K D 201 Diode ERA15-02VH D 202 Diode ERA15-02VH

D 301 Diode 1SS133 D 302 Diode 1SS133 D 303 Diode DAN202U D 304 Diode DAN202U D 305 Diode DAN202U

D 306 Diode DAN202U D 501 Diode RM4Z D 502 Diode 1SS133 D 503 Diode MTZJ6R8(C) D 504 Diode ERA15-02VH

D 505 Diode ERA15-02VH D 506 Diode MTZ9R1(C) D 507 Diode MTZJ4R3(C) L 501 Choke Coil 0.3mH HTH0001

RESISTORS

R 101 RS1/10S102J R 103 RS1/10S0R0J R 105 RS1/10S122J R 106 RS1/10S122J R 107 RS1/10S122J

R 108 RS1/10S122J R 109 RS1/10S122J R 110 RS1/10S122J R 111 RS1/10S122J R 112 RS1/10S122J

R 113 RS1/16S242J R 114 RS1/16S202J R 115 RS1/16S242J R 116 RS1/16S202J R 117 RS1/16S202J

R 118 RS1/16S202J R 119 RS1/16S202J R 120 RS1/16S202J R 121 RS1/16S202J R 122 RS1/16S202J

R 123 RS1/16S202J R 124 RS1/16S202J R 151 RS1/10S0R0J R 153 RS1/10S102J R 155 RS1/10S122J

R 156 RS1/10S122J R 157 RS1/10S122J R 158 RS1/10S122J R 159 RS1/10S122J R 160 RS1/10S122J

R 161 RS1/10S122J R 162 RS1/10S122J R 201 RS1/16S103J R 202 RS1/16S103J R 203 RS1/16S331J

R 301 RD1/4PU102J R 303 RS1/16S273J R 304 RS1/16S273J R 305 RS1/16S472J R 306 RS1/16S472J

R 307 RS1/16S184J R 308 RS1/16S184J R 309 RS1/16S103J R 310 RS1/16S103J R 319 RS1/16S273J

R 320 RS1/16S273J R 321 RS1/16S472J R 322 RS1/16S472J R 323 RS1/16S184J R 324 RS1/16S184J

R 325 RS1/16S103J R 326 RS1/16S103J R 327 RS1/16S273J R 328 RS1/16S273J R 329 RS1/16S472J

R 330 RS1/16S472J R 331 RS1/16S184J R 332 RS1/16S184J R 333 RS1/16S103J R 334 RS1/16S103J

R 335 RS1/16S472J R 336 RS1/16S472J R 501 RD1/4PU103J R 502 RS1/16S332J R 503 RS1/16S472J

R 504 RS1/16S472J R 505 RS1/16S102J R 506 RS1/16S101J R 507 RS1/16S103J R 508 RS1/16S103J

=====Circuit Symbol and No.===Part Name Part No.

--- ------ ------------------------------------------ -------------------------

A

15

5

6

7

8

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B

A

5

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GM-2027ZF/X1R/UC

R 509 RS1/16S102J R 510 RS1/16S103J R 512 RS1/16S103J R 513 RS1/16S103J R 514 RS1/16S103J

CAPACITORS

C 1 CCSRCH101J50 C 2 CCSRCH101J50 C 3 CCSRCH101J50 C 6 CCSRCH101J50 C 7 CCSRCH101J50

C 8 CCSRCH101J50 C 9 CCSRCH101J50 C 10 CCSRCH101J50 C 11 CCSRCH101J50 C 14 CCSRCH101J50

C 15 CCSRCH101J50 C 16 CCSRCH101J50 C 101 CEJQ100M16 C 103 CEJQ100M16 C 105 CEJQ100M16

C 106 CEJQ100M16 C 107 CEJQ100M16 C 108 CEJQ100M16 C 109 CEJQ100M16 C 110 CEJQ100M16

C 111 CEJQ100M16 C 112 CEJQ100M16 C 113 CCSRCH471J50 C 115 CCSRCH471J50 C 117 CCSRCH471J50

C 118 CCSRCH471J50 C 119 CCSRCH471J50 C 120 CCSRCH471J50 C 121 CCSRCH471J50 C 122 CCSRCH471J50

C 123 CCSRCH471J50 C 124 CCSRCH471J50 C 201 CEJQ220M10 C 401 CFTNA224J50 C 402 CFTNA224J50

C 403 CEJQ100M16 C 404 CFTNA474J50 C 406 CKSRYB104K25 C 413 CFTNA224J50 C 414 CFTNA224J50

C 415 CFTNA224J50 C 416 CFTNA224J50 C 417 CEJQ100M16 C 418 CFTLA824J50 C 420 CKSRYB104K25

C 501 4700µF/16V HCH0009 C 502 4700µF/16V HCH0009 C 503 CKCYF103Z50 C 504 CKCYF103Z50 C 505 CEJQ3R3M50

C 506 CEJQ101M16 C 507 CEAT331M16 C 508 CKSRYB103K50 C 509 CKSRYB103K50 C 510 CEAT331M16

C 511 CKSRYB103K50 C 513 CKSRYB103K50 C 514 CEJQ221M6R3 C 515 CEJQ1R0M50

=====Circuit Symbol and No.===Part Name Part No.

--- ------ ------------------------------------------ -------------------------

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GM-2027ZF/X1R/UC

7. GENERAL INFORMATION

7.1 DIAGNOSIS

7.1.1 DISASSEMBLY

6. ADJUSTMENT

There is no information to be shown in this chapter.

Fig.1

- Removing the Case (not shown)

Fig.2

Shield

Heat Sink

- Removing the Shield (Fig.1)

Remove the four screws and then remove the Shield.

1

- Removing the Mother Unit (Fig.2)

Remove the three screws.

1

Remove the two screws and then remove the Mother Unit.

2

1. Remove the Case.

- Removing the Heat Sink (Fig.1)

Remove the six screws and then remove the Heat Sink.

2

1

2 2 2

222

Mother Unit

2

1

17

5

6

7

8

F

E

D

C

B

A

5

6

7

8

GM-2027ZF/X1R/UC

7.1.2 CONNECTOR FUNCTION DESCRIPTION

C2 Right Angle type

LR Output +

15

RR Output -

14

16

8 9

13

12

11

7

6

5

4

3

2

1

10

NC

RF Output + RF Output LF Output + LF Output -

LR Output -

RR Output +

NC

Sub Speaker 2+ Sub Speaker 1Sub Speaker 1+

Sub Speaker 2-

NC

Pin No.

NC

Function

24

NC

20

19

NC

Rear R Audio Input -

21

18

NC NC Rear R Audio Input +

16 17

14

13

Front R Audio Input -

Front R Audio Input +

Battery +

15

Amp Enable / CLD

Power GND

22

NC

NC8

9

11

7

6

5

4

3

2

1

10

Rear L Audio Input +

Battery + Front L Audio Input + Front L Audio InputSub Audio Input +

Power GND

Rear L Audio Input -

Pin No.

C1 Right angle type

Sub Audio Input -

NC NC

12

Function

23

345

16

15

14 13

12 11 10 9

8

76 2

1

13

345

21222324

12 11 10 9 8

76 2

1

16171820 19 15 14