Kenwood DMC-J7R Service Manual Download Page 27

Page: 27 / 28

DMC-J7R

ARTS LIST

R767, 768

RK73GB1J102J

CHIP R

1.0K

1/16W

R800

RK73FB2A000J

CHIP R

1/10W

R801

RK73GB1J684J

CHIP R

680K

1/16W

R802

RK73GB1J394J

CHIP R

390K

1/16W

R803, 804

RK73GB1J104J

CHIP R

100K

1/16W

R805

RK73GB1J474J

CHIP R

470K

1/16W

R806

RK73GB1J684J

CHIP R

680K

1/16W

R807

RK73GB1J273J

CHIP R

27K

1/16W

R808

RK73GB1J393J

CHIP R

39K

1/16W

R809

RK73GB1J104J

CHIP R

100K

1/16W

R810, 811

RK73GB1J184J

CHIP R

180K

1/16W

R814, 815

RK73GB1J392J

CHIP R

3.9K

1/16W

R816

RK73GB1J122J

CHIP R

1.2K

1/16W

R817

RK73FB2A681J

CHIP R

680

1/10W

R818

RK73GB1J103J

CHIP R

10K

1/16W

R819

RK73GB1J271J

CHIP R

270

1/16W

R821

RK73GB1J104J

CHIP R

100K

1/16W

R823

RK73GB1J104J

CHIP R

100K

1/16W

R824

RK73GB1J153J

CHIP R

15K

1/16W

R826

RK73GB1J103J

CHIP R

10K

1/16W

R827

RK73GB1J304J

CHIP R

300K

1/16W

R828

RK73GB1J274J

CHIP R

270K

1/16W

R829

RK73GB1J333J

CHIP R

33K

1/16W

R830

RK73GB1J000J

CHIP R

1/16W

R831

RK73GB1J104J

CHIP R

100K

1/16W

R832

RK73GB1J335J

CHIP R

3.3M

1/16W

R841

RK73GB1J104J

CHIP R

100K

1/16W

R843

RK73GB1J104J

CHIP R

100K

1/16W

R844

RK73GB1J153J

CHIP R

15K

1/16W

R846

RK73GB1J103J

CHIP R

10K

1/16W

R847

RK73GB1J334J

CHIP R

330K

1/16W

R848

RK73GB1J224J

CHIP R

220K

1/16W

R849

RK73GB1J333J

CHIP R

33K

1/16W

R850

RK73GB1J000J

CHIP R

1/16W

R851

RK73GB1J104J

CHIP R

100K

1/16W

R852

RK73GB1J155J

CHIP R

1.5M

1/16W

R861

RK73GB1J104J

CHIP R

100K

1/16W

R862

RK73GB1J000J

CHIP R

1/16W

R871

RK73GB1J000J

CHIP R

1/16W

R872

RK73GB1J104J

CHIP R

100K

1/16W

R873

RK73GB1J102J

CHIP R

1.0K

1/16W

R874

RK73GB1J474J

CHIP R

470K

1/16W

R878~882

RK73GB1J104J

CHIP R

100K

1/16W

R883

RK73GB1J000J

CHIP R

1/16W

R901, 902

RK73GB1J1R0J

CHIP R

1/16W

R903

RK73GB1J151J

CHIP R

150

1/16W

R904

RK73GB1J153J

CHIP R

15K

1/16W

R905

RK73GB1J104J

CHIP R

100K

1/16W

R906

RK73GB1J274J

CHIP R

270K

1/16W

R907

RK73GB1J184J

CHIP R

180K

1/16W

R908

RK73GB1J104J

CHIP R

100K

1/16W

R909

RK73GB1J103J

CHIP R

10K

1/16W

R921

RK73GB1J331J

CHIP R

330

1/16W

R922

RK73GB1J104J

CHIP R

100K

1/16W

L :

Scandinavia

K :

USA

P :

Canada

R :

Mexico

C :

China

I :

Malaysia

E1,M :

Silver

Y :

PX(Far East, Hawaii)

T :

Europe

E :

Europe

G :

Germany

V :

China(Shanghai)

K,P,E,T :

Blue

Y :

AAFES(Europe)

X :

Australia

Q :

Russia

H :

Korea

M :

Other Areas

indicates safety critical components.

L :

Scandinavia

K :

USA

P :

Canada

R :

Mexico

C :

China

I :

Malaysia

E1,M :

Silver

Y :

PX(Far East, Hawaii)

T :

Europe

E :

Europe

G :

Germany

V :

China(Shanghai)

K,P,E,T :

Blue

Y :

AAFES(Europe)

X :

Australia

Q :

Russia

H :

Korea

M :

Other Areas

indicates safety critical components.

SW401

S64-0036-08

PUSH SWITCH (EJECT)

SW402

✽

S62-0076-08

SLIDE SWITCH (HOLD)

D201

✽

1SS369

DIODE

D351, 352

SB0209CP

DIODE

D431

✽

1SS361

DIODE

D491~493

015Z5R1Y

DIODE

D494

15AZ7R5Y

DIODE

D800

✽

RB491D

DIODE

D801

015Z5R1Y

DIODE

D802

SB10015C

DIODE

D821

✽

F1J2F

DIODE

D822

✽

RB521S30

DIODE

D831

1SS372

DIODE

D841

✽

F1J2F

DIODE

D842

✽

RB521S30

DIODE

D861

✽

RB491D

DIODE

D862

✽

RB521S30

DIODE

D871

✽

RB491D

DIODE

D873

1SS372

DIODE

D875

1SS378

DIODE

D877

✽

1SS360

DIODE

IC101

✽

IR3R55

IC201

✽

LR37648B

IC202

IX2567AF

IC351

74ACT02F

IC401

✽

IX2680AF

IC402

✽

S29L294A

IC404

7SH00FU

IC431

✽

S80821ALNP

IC441

TC7W14FU

IC501

✽

AK4514VF

IC601

✽

MPC17A39

IC651

LB1638M

IC(MOTOR DRIVE)

IC701

IR3R54N

IC702

✽

TK71345M

IC703

IR3R54N

IC771

✽

TK71225M

IC800

HN1C03FU

IC801

HAT1025R

IC803

✽

NDH831N

IC804

RN4904

IC805

✽

UMD3N

IC821

IR3M09N

IC822

NDS335N

IC841

IR3M09N

IC842

NDS335N

IC871

✽

S8327B30

IC872

✽

TC7W32FU

IC873

✽

S80827ALNP

IC874

TC7S00FU

IC(NAND GATE)

IC875

✽

TK71325M

IC876

RN4904

IC901

✽

BA6965FV

Q101

2SA17457

TRANSISTOR

Q351

2SK2909

FET

✽

New Parts

Parts without

Parts No.

are not supplied.

Les articles non mentionnes dans le

Parts No.

ne sont pas fournis.

Teile ohne

Parts No.

werden nicht geliefert.

Ref. No

Add-

ress

New

Parts

Parts No.

Description

Desti-

nation

Re-

marks

✽

New Parts

Parts without

Parts No.

are not supplied.

Les articles non mentionnes dans le

Parts No.

ne sont pas fournis.

Teile ohne

Parts No.

werden nicht geliefert.

Ref. No

Add-

ress

New

Parts

Parts No.

Description

Desti-

nation

Re-

marks

DMC-J7R(K)

COVER1,1P(

98.11.30

1:44

y[W

Summary of Contents for DMC-J7R

Page 1: ...g 24 bit computed type Recording method Magnetic modulation overwrite method Sampling frequency 44 1 kHz 32 kHz and 48 kHz signals are converted to 44 1 kHz and then recorded Wow and flutter Unmeasurable less than 0 001 W peek Continuous recording Approx 4 5 hours Continuous recording Approx 4 hours Continuous recording Approx 8 5 hours Continuous play Approx 6 5 hours Continuous play Approx 8 hou...

Page 2: ...adapter 1 E03 0115 05 M type Connecting cord 1 E30 2836 08 Carrying case 1 W01 0955 08 How to reset When this product is subjected to strong external interference mechanical shock excessive static electricity abnormal sup ply voltage due to lightning etc or if it is operated incorrectly it may malfunction If such a problem occurs do the following 1 Unplug the AC adaptor from the AC socket 2 Remove...

Page 3: ... Indicator 11 Disc Mode Indicator 12 Disc Name Indicator 13 Track Name Indicator 14 Remaining Recording Time Indicator 15 Total Track Number Display 16 Record Track Mark Button 17 Volume Name Select Buttons 18 Display Lowercase Characters Button 19 Character Button 20 Stop Power Off Charge Button OFF 21 Play Pause Button 22 Fast Reverse Fast Forward Record ing LevelControl Cursor Buttons 23 Enter ...

Page 4: ...ism the screw of the part to be fitted to the MD mechanism chassis it may contact the optical pickup resulting in malfunction 4 Whenrepairing paydueattentiontoelectrostaticcharges of IC REMOVAL PROCEDURE STEP FIGURE Bottom Cabinet Top Cabinet Center Cabinet Pull A1 x1 Ø1 4x2mm A1 x1 Ø1 4x2mm A1 x2 Ø1 4x2mm A1 x2 Ø1 4x2mm B1 x1 Ø1 4x2mm B1 x1 Ø1 4x2mm B1 x2 Ø1 4x2mm Figu re 8 1 Figure 8 2 Mechanism...

Page 5: ... x1 which connects the magnetic head to the head relay flex PWB and remove the soldering joint D3 x2 pcs Note Mount carefully so as not to damage the magnetic head D1 x2 Ø1 4x1 8mm D1 x1 Ø1 4x1 5mm Pickup Unit Magnetic Head Solder joint D3 x2 Figure 9 4 How to remove the lift motor See Fig 9 2 1 Remove the solder joint B1 x 2 of slide motor lead wire 2 Remove the stop washer B2 x 1 pc and remove t...

Page 6: ...6 8 DC IN RIPPLE FILTER DIGITAL INPUT OPTICAL INPUT UNIT LINE INPUT LINE OUT MIC IN HEAD PHONES 4 5V REGULATOR ON OFF REMOTE CONTROL POWER SELECT N ch MOS FET 3V DC DCONVERTER BATTERY VOLTAGE REGULATOR CONSTANT CURRENT DRIVE RECHARGEABLE BATTERY OPIC POWER SELECT CHARGE DRIVER VCC 2 8 2 5 F IC901 2 5 LB1638 IC651 2 5 2 2 2 5 2 5 2 5 2 5 2 5 74ACT02 IC351 IC101 IC601 IC201 IC401 2 5 IC402 2 8 IC501...

Page 7: ... port H work 1 P120 SWP UP Output Asterisk input Output for pull up 2 7 P121 P126 P121 P126 Output Not used 8 P127 OEM Input Product brand ID input 9 VDD VDD Input Positive power supply 10 X2 X2 Input Not used 11 X1 X1 Input Main system clock input 12 VSS VSS Input Ground potential 13 XT2 XT2 Input Not used 14 XT1 XT1 Input Subsystem clock input 15 RESET RESET Input Microcomputer hard reset input ...

Page 8: ...hen does not function When the CD section does not operate When the objective lens of the optical pickup is dirty this section may not operate Clean the objective lens and check the playback operation When this section does not operate even after the above step is taken check the following items Remove the cabinet and follow the troubleshooting instructions Track skipping and or no TOC Table Of Co...

Page 9: ...t the posture correction is not performed during continuous recording 9 NORMAL Mode The mode is changed from the TEST mode to the normal mode without adjustment In the normal mode the internal operation mode memory capacity etc areindicated In the normal mode both temperature correction and posture correction are perfomed 10 DIGITAL INPUT mode Digital input information is displayed 11 ERROR INFORM...

Page 10: ...e the specified number of lines is jumped in the REV direction When the SKIP UP DOWN button is held down jump is repeated every approx 100 ms When the STOP button is pressed while the TEST REC menu appears or in the TEST REC mode or continuous record mode the mode changes to the TEST mode stop state When the PLAY button is pressed while the TEST REC menu appears the continuous record is initiated ...

Page 11: ...STOP button is pressed in specific menu the TEST MODE STOP state is set Preautomatic Adjustment menu Preadjustment error adjustment value output During preadjustment adjustment Adjustment error Normal end Preadjustment normal end adjustment value output During ATT automatic adjustment PLAY PLAY A U T O 1 Preautomatic Adjustment A D J O K A D J N G A T 2 A T 1 When the STOP button is pressed in spe...

Page 12: ...dress PLAY T P L A Y Continuous Playback S Q A P Continuous playback pit section Continuous playback groove section Address High reflection pit section B ATT focus setting High reflection groovesection B ATT focus setting ATT setting P MODE S Q A P H B L B When the STOP button is pressed in specific menu the TEST MODE STOP state is set In the start address set state the start address changes as fo...

Page 13: ...n the start address set state the start address changes as follows when the DISP key is pressed Continuous record from the current pickup position Continuous record menu Start address setting Continuous record Address Continuous record Address PLAY T R E C A d 0 0 5 0 PLAY A P Continuous record playback from any address A d 0 0 5 0 0 0 5 0 H initial value 0 3 C 0 H 0 7 0 0 H 0 8 A 0 H A d 0 3 c 0 ...

Page 14: ... without such a symbol is microfarad As to electro lytic capacitor the expression capacitance withstand volt age is used CH TH RH UJ Temperature compensation ML Mylar type The indicated voltage in each section is the one measured by Digital Multimeter between such a section and the chas sis with no signal given Parts marked with are important for maintaining the safety of the set Be sure to replac...

Page 15: ...DMC J7R 15 PARTS DESCRIPTIONS DMC J7R K COVER1 1P 98 11 301 45PM y W 24 ...

Page 16: ...m 4K CH3 0 000V CH4 0 0V Trigger Mode NORMAL Type EDGE CH1 Detay 0 0ns Hold OFF MINIMUM T CK110 HPFO CK108 WBO Stopped CH1 500mV DC 10 1 20us div 20us div CH2 2V DC 10 1 1 2 ENV 16 17 FULL 20MHz Bandwidth ON Smooth OFF 1994 12 18 09 26 46 Filter Offset Record Length Smoothiing OFF BW FULL CH1 0 00V CH2 0 00V Main 10K Zoom 10K CH3 0 00V CH4 0 00V Trigger Mode AUTO Type EDGE CH2 Detay 0 0ns Hold OFF...

Page 17: ... 4 5 8 4 5 8 6 7 12 1 2 3 4 6 7 12 3 4 5 4 8 5 4 5 8 3 4 5 1 25 26 1 5 10 11 15 20 30 35 45 40 50 51 75 76 80 85 90 95 70 65 60 55 100 20 15 10 5 Q401 R400 IC402 C848 L886 R861 C886 C866 D862 IC702 R847 C845 C849 D842 R851 R408 IC821 IC841 C822 C850 R841 R843 C842 R852 R827 R832 R823 C830 C825 R821 R826 R849 R828 R810 R803 R829 R407 R846 R848 C810 R813 R811 C807 R806 R805 R804 C803 D802 R809 IC800...

Page 18: ... C881 C879 R877 L863 C827 C831 D831 IC871 C872 IC872 L888 L887 C802 R458 R456 R457 R105 R482 R816 R873 R874 SW401 EJECT 1 1 22 22 FROM PICKUP FLEXIBLE PWB P20 3 P 1 1 33 33 FROM AUDIO FLEXIBLE PWB 254 P19 3 O 1 14 FROM KEY FLEXIBLE PWB 231 P20 5 S 1 1 16 16 FROM MECHA FLEXIBLE PWB 8 P20 3 S 1 1 7 7 FROM LCD FLEXIBLE PWB P20 7 R SW402 HOLD 17 9 18 16 2 MAIN PWB A1 BOTTOM 15 14 EXT BATTERY TERMINAL ...

Page 19: ...3 L704 C703 R701 R713 C711 R703 L714 C726 R729 C721 R730 C722 C736 R724 R728 R727 C775 IC771 C774 C773 L771 C772 C734 C725 C731 L710 C710 C733 R503 R502 IC701 R702 R717 C702 C771 R711 R712 R719 R720 C701 C503 C504 R504 L500 R501 C509 C510 R715 C715 C508 C502 C501 C507 C759 C500 1 1 1 12 13 24 12 13 24 12 13 24 R500 R754 L752 C768 R752 C757 C756 R762 IC501 IC703 C755 R714 C753 R761 C762 C761 C758 C...

Page 20: ...10K C845 47P CH C844 100P CH R843 100K C842 22P CH R848 220K R847 330K R852 1 5M IC202 IX2567AF Q101 2SA17457 C104 0 027 C107 0 012 C131 330P CH C202 10 6 3 C109 1 6 3 C106 0 22 16 R101 22K R102 22K C201 1 C110 0 22 16 CK112 IC201 LR37648B R222 1M R207 680 IC101 IR3R55 C111 0 0033 C102 1 6 3 R104 22K R103 22K C161 1 6 3 L202 10µH R154 1 2K L100 10µH L201 0 47µH C100 10 6 3 R841 100K C850 0 001 CN7...

Page 21: ...58 57 56 55 54 53 52 68 67 66 65 69 80 79 78 77 76 75 74 73 72 71 70 90 89 88 87 86 85 84 83 82 81 100 99 98 97 96 95 94 93 92 91 9 8 7 6 5 4 3 2 1 20 19 18 17 16 15 14 13 12 11 10 PIN NO VOLTAGE IC202 5 4 3 2 1 PIN NO VOLTAGE IC404 2 5V 2 5V 0V 0V 4 3 2 1 PIN NO VOLTAGE IC431 1 0V 1 2V 1 1V 0V 1 1V 1 2V 1 3V 2 5V 5 4 3 8 7 6 2 1 PIN NO VOLTAGE IC441 2 5V 0V 1 2V 1 2V 0V 2 5V 0V 2 5V 5 4 3 2 1 PIN...

Page 22: ...9 11 13 14 25 26 29 PU 18 16 17 21 27 33 34 34 M903 M902 M901 28 12x2 10 SW901 PH 901 32 31x2 22 1 2 3 A B Parts with exploded view numbers larger than 700 are not supplied DMC J7R 24 EXPLODED VIEW MECHANISM DMC J7R K COVER1 1P 98 11 301 44PM y W 13 ...

Page 23: ...31 226 262 261 202 252 245 206 207 244 778 250 251 210 209 215 249 248 246 208 205 211 214 217 263 238 253 237 222 239 236 601 610x2 610 610 610 608x2 608x2 606 603 606 605 201 601 606 203 213 217 219 220 799 247 217 216 PWB A1 PWB A2 J703 J701 J702 1 2 3 C D Parts with exploded view numbers larger than 700 are not supplied DMC J7R 25 EXPLODED VIEW UNIT DMC J7R K COVER1 1P 98 11 301 44PM y W 12 ...

Page 24: ...pe G Germany V China Shanghai K P E T Blue Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components 271 1C W01 0941 05 HEADPHONE KP 271 1C W01 0948 05 HEADPHONE TEE1M 272 1C W01 0955 08 CARRYING CASE 273 1C W03 5946 08 RECHARGEABLE BATTERY 274 1C W08 0669 08 AC ADAPTER M 274 1C W08 0672 08 AC ADAPTER EE1 274 1C W08 0673 08 AC ADAPTER T 274 1C W08 0674 08 AC AD...

Page 25: ...r East Hawaii T Europe E Europe G Germany V China Shanghai K P E T Blue Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components C803 CK73FB1C104K CHIP C 0 10UF K C804 C90 3777 08 ELECTRO 1 0UF 6 3WV C805 C90 3783 08 ELECTRO 100UF 6 3WV C806 C90 3782 08 ELECTRO 3 3UF 10WV C807 CK73FB1C104K CHIP C 0 10UF K C808 C90 3777 08 ELECTRO 1 0UF 6 3WV C810 C90 3784 08 E...

Page 26: ...0K J 1 16W R408 409 RK73GB1J104J CHIP R 100K J 1 16W R411 RK73GB1J104J CHIP R 100K J 1 16W R412 RK73GB1J103J CHIP R 10K J 1 16W R413 415 RK73GB1J102J CHIP R 1 0K J 1 16W R418 RK73GB1J000J CHIP R 0 J 1 16W R419 420 RK73GB1J102J CHIP R 1 0K J 1 16W R421 RK73GB1J104J CHIP R 100K J 1 16W R422 RK73GB1J333J CHIP R 33K J 1 16W R423 RK73GB1J223J CHIP R 22K J 1 16W R424 425 RK73GB1J223J CHIP R 22K J 1 16W ...

Page 27: ... RK73GB1J103J CHIP R 10K J 1 16W R921 RK73GB1J331J CHIP R 330 J 1 16W R922 RK73GB1J104J CHIP R 100K J 1 16W L Scandinavia K USA P Canada R Mexico C China I Malaysia E1 M Silver Y PX Far East Hawaii T Europe E Europe G Germany V China Shanghai K P E T Blue Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components L Scandinavia K USA P Canada R Mexico C China I M...

Page 28: ...ent variations through use of parts list L Scandinavia K USA P Canada R Mexico C China I Malaysia E1 M Silver Y PX Far East Hawaii T Europe E Europe G Germany V China Shanghai K P E T Blue Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components Q352 2SK2911 FET Q353 2SK2909 FET Q354 2SK2911 FET Q401 2SA17457 TRANSISTOR Q711 RN1444A TRANSISTOR Q721 2SC4213B TR...

Search results

Summary of Contents for DMC-J7R

Reviews:

Related manuals for DMC-J7R

Brands by name

Popular brands

Kenwood DMC-J7R, Service Manual

Search results

Summary of Contents for DMC-J7R

Reviews:

Related manuals for DMC-J7R

Brands by name

Popular brands