Pioneer KEH-P7900R EW Service Manual Download

Page: 11 / 26

KEH-P7900R,P7910R,P7950

RIMUTE

loadsw

mtlsw

stby

64
58

reset

IPPW

85
24

PEE

100

TELSW

TEL1OUT

IN3_L

Frontout_L

adpw

AVREF

VDD

B.U

VDD

B.U

DALMON

DRELAY

bsens

asens

isens

dled

DRSYS

DRSENS

TELIN

Rearout_L

FLIN
RLIN

SYSPW

Preout_L

RL–

RL+

FL–

FL+

RL–

TEL

DRSW

ILL

ACC

ALARM

GND

BUP

B.U

RL+

FL–

BREM

FL+

IN4+L

IN4_L

IN2_L

IN1_R

ASENBO

NL1

SDBW

TUNPCE

TUNPCK

TUNPDO

TUNPDI

LOCL

NL2DT

ldet

fm/AM

tmute

IC 203

PML004AF

IC 301

PAL005A

IC 271

PA2028A

ELECTRONIC VOLUME/

SOURCE SELECTOR

POWER AMP

HIGH-OUT

SYSTEM

CONTROLLER

MUTE

STBY

B.REM

Q301

Q261

Q351

Q352

Q262

Q983

Q981

Q921

Q923

Q922

IC 1904

PD5536A

IC 1905

PM5002A

IC 1906

PM5003A

IC 1902

PD8063A

IC 1901

PD5554A

KEY MATRIX

IC 1903

RS-140

REMOTE CONTROL SENSOR

OPT IN

Q1903

Q1904

Q1907

Q1905

Q1902

Q1901

D1912

D1911

KEYBOARD UNIT

PANEL PCB UNIT

ILB

SWDVDD

DPDT

KYDT

ENCH

ENCL

CSENS

DGND

OELB

CVCC

X1901

S1930

S602

4
1

14 97

Q913

Q911

Q931

Q932

Q681

Q683

Q951

Q682

Q601

IC 681

TPD1018F

DFS

B.U

SYS+B

B.U

X601

SYSPW

CN901

CN352

CN351

IC 752

NJM2068MD

IC 751

NJM2068MD

MIC

Q751

VR751

ASL AMP

CN751

CN752

ASLIN

TXD

SWVDD

FLPILM

EJTIN

ILMPW

OELPW

RXD

RDT1

RDT0

csens

MUTE

SAIN

MIC751

REM

VDD1

VCC

ILMD

DPDT

KYDT

XOUT

XIN

R669,700,C685

Q453

Q452

BZ641

ALARM

BUZZER

DFS

ALARM

IC 452

NJM2068MD

IC 451

TC4W66FU

EW, EE

Q454

Q455

VDD

Q132

Q133

VDD

SYSPW

TEL5V

IC 131

BA3834F

Q131

SYS+B

CN1901

CN605

CN604

CN801

Q801

Q805

Q802

Q852

Q851

VDD

Q804

Q803

IC 851

NJM2360M

ILB

SWVDD

EJILP

EJILM

EJSW

OELB

DPDT

KYDT

RDT1

RDT0

CSENS

DGND

Q1908

TUNPCE2

MIC PCB

EW, EE

EE, ES

EW, EE

IC 601 (1/2)
PE5100A(EW,EE)
PE5101A(ES)

SYSTEM

CONTROLLER

IC 601 (1/2)
PE5100A(EW,EE)
PE5101A(ES)

EJECT

BACK UP

GND

ALARM

ACC

ILLUMI

DOOR

MUTE

RL-
RL+
FL-
FL+

B.REMOTE

Summary of Contents for KEH-P7900R EW

Page 1: ...NEER CORPORATION 2000 K ZZB FEB 2000 Printed in Japan ORDER NO CRT2458 MULTI CD DAB CONTROL HIGH POWER CASSETTE PLAYER WITH RDS TUNER KEH P7900R X1N EW Service Manual KEH P7900R X1N EW This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 1011 CRT2406 3L Cassette Mech Module Mech Description Disassembly Adjustment KEH P7910R X1N EE KEH P79...

Page 2: ...elfer 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 t...

Page 3: ...183 Installation Manual EE CRD3188 13 6 Passport EW CRY1013 13 7 Warranty Card CRY1157 13 8 Caution Card CRP1207 13 9 Caution Card EE CRP1216 14 Case Assy CXB3520 Mark No Description Part No Mark No Description Part No PACKING SECTION PARTS LIST NOTE Parts marked by are generally unavailable because they are not in our Master Spare Parts List Screws adjacent to mark on the product are used for dis...

Page 4: ...ox CHL4029 20 Protector CHP2251 21 Protector CHP2252 22 Case Assy CXB3520 23 Inner Box CHW1759 24 1 Polyethylene Bag CEG1116 24 2 Owner s Manual CRD3184 24 3 Owner s Manual CRD3185 24 4 Installation Manual CRD3186 24 5 Caution Card CRP1207 24 6 Caution Card CRP1216 25 Remote Control Assy CXB3875 Mark No Description Part No Mark No Description Part No PACKING SECTION PARTS LIST 24 22 19 17 21 20 5 ...

Page 5: ...5 KEH P7900R P7910R P7950 2 2 EXTERIOR KEH P7900R X1N EW ...

Page 6: ...NC7996 39 Case CNC8138 40 Case CNC8301 41 Holder CNC8696 42 Insulator See Contrast table 2 43 Insulator CNM6249 44 Insulator CNM6250 45 Insulator CNM6875 46 Heat Sink CNR1505 47 Holder CNV5375 48 FM AM Tuner Unit See Contrast table 2 49 Holder CNC7532 50 Detach Grille Assy See Contrast table 2 51 Screw BPZ20P100FZK 52 Knob CAA1525 53 Button SOURCE CAC6331 54 Button OPEN CAC6333 55 Button F A See C...

Page 7: ...st table 2 112 Cushion See Contrast table 2 113 Double Sided Tape CNM6811 Mark No Description Part No Mark No Description Part No Part No Mark No Symbol and Description KEH P7900R X1N EW KEH P7910R X1N EE KEH P7950 X1N ES 6 Cord Assy CDE6284 CDE6285 CDE6231 8 Cap CKX 003 Not used Not used 14 Holder CNC8357 CNC5704 CNC5704 15 Spacer CNM4913 Not used Not used 17 Panel CNS5992 CNS5992 CNS5993 19 Tune...

Page 8: ...8 KEH P7900R P7910R P7950 2 3 CASSETTE MECHANISM MODULE ...

Page 9: ...0 23 Belt ENT1027 24 Collar ENV1508 25 Arm ENV1539 26 Arm ENV1540 27 Gear ENV1544 28 Gear ENV1547 29 Gear ENV1548 30 Worm Wheel ENV1550 31 Lever ENV1551 32 Flywheel ENV1554 33 Gathering PCB ENX1054 34 Switch S1 S2 S3 ESG1007 35 Deck Unit EWM1024 36 Plug CN251 CKS3540 37 Gathering PCB ENX1053 38 Motor Unit M1 EXA1490 39 Motor EXM1027 40 Head Assy HD1 EXA1589 41 Motor Unit M2 EXA1580 42 Screw BMZ20P...

Page 10: ... RIMUTE 17 18 39 36 37 17 19 18 7 5 IC 251 CXA2560Q IC 351 PA2020A G REEL SENSE PCB F DECK UNIT Q101 Q402 X501 Q155 Q501 Q154 Q151 Q153 8 5 1 7 11 ASNB B B BL BL B U 5 8 11 12 20 24 6 3 1 2 7 8 IPPW RX TX 4 18 21 6 NL2 ldet COMP L OUT IC 501 PM4009A Q3 CF202 X901 VDD VCC LOCL VDD VCC ANTENNA 27 28 1 2 Q201 Q204 Q202 T51 Q51 CF51 CF52 CF53 ANT1 TV ANT2 TV RF TV AM RF EEPROM IC 3 BR9010FV MIXER IF A...

Page 11: ... D1912 D1911 C KEYBOARD UNIT D PANEL PCB UNIT ILB SWDVDD DPDT KYDT ENCH ENCL 7 9 8 7 9 5 3 2 10 6 4 12 11 13 10 2 4 14 9 7 12 11 13 10 2 4 14 9 7 CSENS DGND OELB CVCC X1901 S1930 S602 34 5 4 1 14 97 32 33 11 13 Q913 Q911 Q931 Q932 Q681 Q683 Q951 Q682 Q601 IC 681 TPD1018F DFS B U SYS B B U X601 SYSPW A 4 1 1 4 2 1 6 5 3 7 8 9 11 10 12 4 CN901 CN352 CN351 ES IC 752 NJM2068MD IC 751 NJM2068MD MIC Q75...

Page 12: ... 3 4 D C B A A a A b A a A b A b A a Large size SCH diagram Guide page Detailed page A A a E AM 30 26dBs FM 100 15 5dBs AM 30 30dBs FM 100 19 5dBs EW EE ES TAPE 9dBs IP BUS 2 2dBs 200mA D PANEL PCB UNIT CCN1901 KEYBOARD UNIT B FM AM TUNER UNIT E MIC PCB F CN251 Sy No dis NOTE Sy No dis TEL MIC R161 R162 R163 R164 C161 C162 EW 1R6K 1R6K 2R7K 2R7K R012 R012 ES 2R7K 2R7K 1R6K 1R6K R018 R018 ...

Page 13: ...H HIGH OUT A TUNER AMP UNIT BACK UP GND ILLUMI B REMOTE ACC ALARM ES DOOR SW ES MUTE RL FL FL RR FR RR FR RL 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 E Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capa...

Page 14: ...30 31dBs FM 100 20 5dBs IP BUS 2 2dBs TAPE 9dBs EW EE ES 200mA E MIC PCB Symbol indicates a resistor No differentiation is made betw discrete resistors NOTE Symbol indicates a capacitor No differentiation is made betw discrete capacitors TEL MIC R161 R162 R163 R164 C161 C162 EW 1R6K 1R6K 2R7K 2R7K R012 R012 ES 2R7K 2R7K 1R6K 1R6K R018 R018 A a A a A b E 1 2 ...

Page 15: ...15 KEH P7900R P7910R P7950 5 6 7 8 5 6 7 8 D C B A A a A a A b TAPE 9dBs D PANEL PCB UNIT C CN1901 KEYBOARD UNIT B FM AM TUNER UNIT F CN251 DSENSE 3 ...

Page 16: ...E 4 66dBs EW EE HIGH OUT A TUNER AMP UNIT Decimal points for resistor and capacitor fixed values are expressed as 2 2 2R2 0 022 R022 istor ade between chip resistors and pacitor ade between chip capacitors and 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 R351 R352 R353 R354 C3...

Page 17: ...7910R P7950 AM 30 18 1dBs FM 100 28 6dBs IP BUS 33 3dBs TAPE 20 1dBs ES AM 30 24 1dBs FM 100 32 6dBs IP BUS 35 3dBs TAPE 22 1dBs EW EE DFSSW 600mH BACK UP GND ILLUMI B REMOTE ACC ALARM ES DOOR SW ES MUTE RL FL FL RR FR RR FR RL R913 EW EE 7R5K ES 6R2K 3 ...

Page 18: ... 1 2 3 4 1 2 3 4 D C B A B 3 3 FM AM TUNER UNIT KEH P7900R X1N EW KV1410 23 KV1410 23 Mark None F0 F65 F125 A0 A74 A125 Band FM FM FM AM AM AM Input Level 0dBf 65dBf 125dBf 0dBµ 74dBµ 125dBµ DAN217U DAN217U FM AM TUNER UNIT B A ...

Page 19: ...19 KEH P7900R P7910R P7950 5 6 7 8 5 6 7 8 D C B A B KV1410 23 ...

Page 20: ...ne F0 F65 F125 A0 A74 A125 Band FM FM FM AM AM AM Input Level 0dBf 65dBf 125dBf 0dBµ 74dBµ 125dBµ DAN217U DAN217U C29 C26 4700P 4700P 0R0 C30 12P R23 D7 1SS390 R5 470 C34 C27 4700P 4700P D8 1SS390 R5 470 R24 470 C13 27P C925 4700P D901 1SS390 C903 27P R901 4R7K 4P 0R0 C9 22P 0R0 C33 1 56P FM AM TUNER UNIT B A ...

Page 21: ...21 KEH P7900R P7910R P7950 5 6 7 8 5 6 7 8 D C B A B KV1410 23 C925 4700P D901 1SS390 C903 27P 901 7K 6P R910 0R0 ...

Page 22: ... P7950 1 2 3 4 1 2 3 4 D C B A 3 5 FM AM TUNER UNIT KEH P7950 X1N ES KV1410 23 Mark None F0 F65 F125 A0 A74 A125 Band FM FM FM AM AM AM Input Level 0dBf 65dBf 125dBf 0dBµ 74dBµ 125dBµ DAN217U DAN217U FM AM TUNER UNIT B A B ...

Page 23: ...23 KEH P7900R P7910R P7950 5 6 7 8 5 6 7 8 D C B A KV1410 23 B ...

Page 24: ...24 KEH P7900R P7910R P7950 1 2 3 4 1 2 3 4 D C B A 3 6 KEYBOARD UNIT KEH P7900R X1N EW KEH P7910R X1N EE OE ENT DISP OPEN TA EQ EQ SOURCE 1 2 3 4 5 6 PT TX RT AUDIO BAND FUNC CN604 D C ...

Page 25: ...25 KEH P7900R P7910R P7950 5 6 7 8 5 6 7 8 D C B A 22k B OEL UNIT MXR8004 KEY OEL CONTROLLER DATA ROM KEYBOARD UNIT C C ...

Page 26: ...26 KEH P7900R P7910R P7950 1 2 3 4 1 2 3 4 D C B A 3 7 KEYBOARD UNIT KEH P7950 X1N ES OE ENT DISP OPEN LOUD EQ EQ SOURCE 1 2 3 4 5 6 CLOCK PGM AUDIO BAND FUNC CN604 D C ...

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