Kenwood DMC-G7R Service Manual Download Page 26

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DMC-G7R

AR
TS LIST

✽

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

Description

Desti-

nation

Re-

marks

Parts No.

L :

Scandinavia

K :

USA

P :

Canada

R :

Mexico

Y :

PX(Far East, Hawaii)

T :

Europe

E :

Europe

G :

Germany

Y :

AAFES(Europe)

X :

Australia

M :

Other Areas

indicates safety critical components.

✽

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

Description

Desti-

nation

Re-

marks

Parts No.

L :

Scandinavia

K :

USA

P :

Canada

R :

Mexico

Y :

PX(Far East, Hawaii)

T :

Europe

E :

Europe

G :

Germany

Y :

AAFES(Europe)

X :

Australia

M :

Other Areas

indicates safety critical components.

C731

CK73FB1C224Z

CHIP C

0.22UF

C733,734

CK73FB1C104K

CHIP C

0.10UF

C751,752

CK73GB1E823K

CHIP C

0.082UF

C753,754

CK73FB1C105Z

CHIP C

1.0UF

C755

CK73GB1E103Z

CHIP C

0.010UF

C756

CK73FB1C105Z

CHIP C

1.0UF

C758

SH1245920007

CHIP

3.3UF

10WV

C759

CK73GB1C563K

CHIP C

0.056UF

C761,762

CK73FB0J105K

CHIP C

1.0UF

C802

CK73FB1C105Z

CHIP C

1.0UF

C803

CK73FB1C104K

CHIP C

0.10UF

C804

CK73FB1C105Z

CHIP C

1.0UF

C805

SH1185940013

CHIP C

100UF

6.3WV

C806

SH1245920008

CHIP

10UF

6.3WV

C807

CK73FB1C104K

CHIP C

0.10UF

C808

CK73FB1C184K

CHIP C

0.18UF

C809

SH1245920008

CHIP

10UF

6.3WV

C810,811

CK73FB1C334K

CHIP C

0.33UF

C812

CK73FB1C184K

CHIP C

0.18UF

C813

CK73FB1C105Z

CHIP C

1.0UF

C822

CC73GCH1H2R0C CHIP C

2.0PF

C823,824

CC73GCH1H101J

CHIP C

100PF

C825

CC73GCH1H5R0C CHIP C

5.0PF

C826

SH1245920008

CHIP

10UF

6.3WV

C827

SH1265940014

CHIP C

220UF

4WV

C828

CK73FB0J105K

CHIP C

1.0UF

C842

CC73GCH1H270J

CHIP C

27PF

C843,844

CC73GCH1H101J

CHIP C

100PF

C845

CC73GCH1H120J

CHIP C

12PF

C846

CK73EB1C105K

CHIP C

1.0UF

C847

SH1245920008

CHIP

10UF

6.3WV

C848

CK73FB0J105K

CHIP C

1.0UF

C849

CK73FB1E103K

CHIP C

0.010UF

C850

CK73GB1H102K

CHIP C

1000PF

C851

CK73FB1C105Z

CHIP C

1.0UF

C862

CK73FB1C184K

CHIP C

0.18UF

C863

CK73EB1C105K

CHIP C

1.0UF

C865,866

CK73EB1C105K

CHIP C

1.0UF

C867

SH1265940014

CHIP C

220UF

4WV

C868

CK73FB1C105Z

CHIP C

1.0UF

C869

SH1265940014

CHIP C

220UF

4WV

C881

CK73FB1C104K

CHIP C

0.10UF

C882

CK73FB1C105Z

CHIP C

1.0UF

C902

CK73FB1E474Z

CHIP C

0.47UF

C903

CK73GB1C473K

CHIP C

0.047UF

C904

CK73FB1E474Z

CHIP C

0.47UF

C905,907

CK73GB1H332K

CHIP C

3300PF

C908,909

CK73FB1C104K

CHIP C

0.10UF

C910

CK73FB1C105Z

CHIP C

1.0UF

C911

CK73GB1C104Z

CHIP C

0.10UF

CNS101

E40-9976-08

CONNECTOR(26P)

CNS201

J19-5619-08

CONNECTOR(6P)

CNS351

J19-5619-08

CONNECTOR(6P)

CNS401

E40-9977-08

CONNECTOR(14P)

CNS402

J19-5618-08

CONNECTOR(7P)

C132

CC73GCH1H6R0C CHIP C

6.0PF

C133

CC73GCH1H100D

CHIP C

10PF

C150

CC73GCH1H2R0C CHIP C

2.0PF

C160

CC73FSL1H391J

CHIP C

390PF

C161

CK73EB1C105K

CHIP C

1.0UF

C162

SH1245920008

CHIP

10UF

6.3WV

C163

CK73FB0J105K

CHIP C

1.0UF

C164

CK73GB1C473K

CHIP C

0.047UF

C165

CK73GB1C333K

CHIP C

0.033UF

C171

CK73FB0J105K

CHIP C

1.0UF

C201

CK73FB1C105Z

CHIP C

1.0UF

C202

SH1245920008

CHIP

10UF

6.3WV

C203,204

CK73GB1E104Z

CHIP C

0.10UF

C205

CC73GCH1H330J

CHIP C

33PF

C206

CK73FB1C184K

CHIP C

0.18UF

C207

CC73GCH1H330J

CHIP C

33PF

C211,212

CC73GCH1H5R0C CHIP C

5.0PF

C351

CC73GCH1H151J

CHIP C

150PF

C353

SH1245920008

CHIP

10UF

6.3WV

C354

CK73EB1E104K

CHIP C

0.10UF

C357

CK73GB1C104Z

CHIP C

0.10UF

C361

CK73FB1H393K

CHIP C

0.039UF

C401

CK73GB1C473K

CHIP C

0.047UF

C402

CK73FB1E104Z

CHIP C

0.10UF

C404

CK73FB1C105Z

CHIP C

1.0UF

C405

CC73GCH1H100D

CHIP C

10PF

C406

CK73GB1H681K

CHIP C

680PF

C407

CK73FB1C105Z

CHIP C

1.0UF

C408

CK73GB1E103K

CHIP C

0.010UF

C461

CK73GB1E104Z

CHIP C

0.10UF

C471

CK73FB1C105Z

CHIP C

1.0UF

C491

CK73GB1C104Z

CHIP C

0.10UF

C500

SH1245920008

CHIP

10UF

6.3WV

C501,502

CK73GB1H471K

CHIP C

470PF

C503,504

SH1245920007

CHIP

3.3UF

10WV

C505

CK73FB1C104K

CHIP C

0.10UF

C507

SH1245920008

CHIP

10UF

6.3WV

C508-510

CK73FB0J105K

CHIP C

1.0UF

C511

CK73EB1C105K

CHIP C

1.0UF

C600

SH1245920008

CHIP

10UF

6.3WV

C601-607

CK73FB1C105Z

CHIP C

1.0UF

C612

CK73FB1C104K

CHIP C

0.10UF

C613-615

CK73GB1E103K

CHIP C

0.010UF

C701,702

SH1245920008

CHIP

10UF

6.3WV

C703

CK73GB1E103K

CHIP C

0.010UF

C711,712

CK73FB1C104K

CHIP C

0.10UF

C713,714

CK73FB0J105K

CHIP C

1.0UF

C715

CK73GB1E104Z

CHIP C

0.10UF

C721,722

SH1245920007

CHIP

3.3UF

10WV

C723,724

CK73GB1E103K

CHIP C

0.010UF

C725,726

SH1245920007

CHIP

3.3UF

10WV

C727

CK73FB1C105Z

CHIP C

1.0UF

C728

CK73GB1E104Z

CHIP C

0.10UF

C729

CK73GBIC105Z

CHIP C

1.0UF

C730

SH1245920008

CHIP

10UF

6.3WV

DMC-G7R(k)

COVER(

98.4.24

2:19

y[W

Summary of Contents for DMC-G7R

Page 1: ...ined input x 1 microphone x 1 plug in power type Output jack Headphone remote control combined jack Input sensitivity MIC H 0 25 mV 10 kΩ MIC L 2 5 mV 10 kΩ LINE 100 mV 20 kΩ Output level phones 10 mW 10 mW Maximum output level at 16Ω LINE 350 mV at 12dB standard output 50 kΩ Power source DC 5 V AC adaptor AC 120 V 50 60 HZ DC 3 6 V Lithium ion battery x 1 DC 5 V Car battery adaptor sold separatel...

Page 2: ...mote control 1 A70 1129 05 M Remote control unit 1 A70 1177 05 KET Carrying case 1 W01 0918 08 Stereo headphone 1 W01 0920 15 MET Stereo headphone 1 W01 0941 15 K Patch cord 1 E30 2836 08 Contents SPECIFICATIONS Front cover CONTENTS ACCESSORIES 2 DISASSEMBLY FOR REPAIR 3 TROUBLE SHOOTING 5 PC BOARD 19 SCHEMATIC DIAGRAM 23 EXPLODED VIEW 27 PARTS LIST 29 ...

Page 3: ... B1 x2 Ø2x2mm A1 x2 Ø2x2mm A1 x2 Ø2x2mm A1 x1 Ø2x2mm B2 x1 Disc Cover Figu re 7 1 Figure 7 2 Eject knob lever Eject lever Lid opening and closing spring Lid opening and closing spring Lid opening and closing lever Engage the spring at the upper side Lid opening and closing lever A Figure A Figure 7 3 Figure 7 4 Note When removing the upper lid at first turn the operation knob side in the arrow dir...

Page 4: ... D1 x1 Ø1 4x2mm Unsolder D2 x2 How to remove the slide motor See Fig 8 2 1 Remove the solder joint B1 x 1 of slide motor lead wire 2 Remove the screw B2 x 1 and remove the slide motor Note Take care so that the motor gear is not damaged If the gear is damaged noise is raised in search mode How to reinstall the optical pickup unit See Fig 8 3 1 Remove the screws C1 x 5 pcs 2 Remove the magnetic fie...

Page 5: ...ate 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 Contents may be caused by build up of dust other foreign matter on the laser pickup lens Before attempting any adjustment make certain that the lens is clean If not clean it as mentioned below Turn the power off Gently clean the lens ...

Page 6: ...fset measurement within allowable range Yes Check Vref values of pins 3 and 4 of IC101 and pin 22 of IC201 No Yes Is laser power normal when laser lights Check the pins 21 and 22 of IC101 the pins 6 and 52 of IC401 the periphery of Q101 Q102 and Q103 CNS101 and pickup flexible PWB insertion No Yes Does focus access occur in focus gain rough adjustment step Check the pins 52 and 53 of IC201 the pin...

Page 7: ...ved on the pins 5 and 6 of IC703 No Normal playback Is initialization performed normally in case of high reflection disc normal playback When the address up to the sector address has been proved to be normal in the test mode Yes No Does the playback time display act Check IC201 and IC202 connection line Is an attempt tp read repeatebly the TOC section of low reflection disc made No Check whether t...

Page 8: ...de changes to the TEST mode stop state As for operation during continuous playback refer to Explanation of TEST PLAY mode Measurement value Set value Address Temperature code Test disc MD adjustment needs two types of disc namely recording disc low reflection disc and playback only disc high reflection disc Type Test disc Parts No Price Code 1 High reflection disc ESYA 1014 SONY 2 Low reflection d...

Page 9: ...asurement value G g _ _ Low reflection groove tracking gain Step 26 SKIP UP button Step 27 Indication of measurement value G b _ _ Low reflection groove tracking balance Step 28 STOP button Step 29 Test mode STOP state T E S T Step No Operation and state Display Reversing when the SKIP DOWN button is pressed When the VOL UP button is pressed during set value indication the set value increases and ...

Page 10: ... mode changes to the TEST mode stop state When the PLAY button is pressed while the TEST PLAY menu appears continuous playback is initiated from the current pickup position Whenever the DISP button is pressed in the TEST PLAY mode the address changes as follows 0050 03C0 0700 08A0 0050 Whenever the BASS key is pressed in the TEST PLAY mode the digit which is changed by the SKIP UP DOWN button chan...

Page 11: ...e TEST mode is also stored in the memory When the DISP button is pressed while the error data indication menu appears the error data is initialized C L E A R _ Error Code Jitter checking method JITTER MATER TP145 EFM 0 33 560 ohms 100 ohm 3V 3V Tr 2SC1815 2SC1740 TP141 GND IC101 7 PIN IC701 20 PIN IC701 17 PIN Figure 15 After automatic adjustment is performed in the AUTO mode low reflection MD dis...

Page 12: ...on T E S T Lead in switch position adjusting method Note Measure the position of lead in switch in the INNER mode and fix the position of lead in switch at SUBQ FF85 to FF02 After retightening the screw pressing the mechanism PWB in the arrow direction measure again the position of lead in switch If the removed screw cannot be fit after position adjustment fix with two screws Lead In Switch Mechan...

Page 13: ...1 5 _ 1 D H C 1 6 _ 1 F H C 1 7 _ 1 F H C 1 8 _ 2 0 H C 1 9 _ 2 3 H C 2 0 _ 2 4 H C 2 1 _ 1 D H C 2 2 _ 1 E H C 2 3 _ 1 E H C 2 4 _ 1 F H C 2 5 _ 2 3 H C 2 6 _ 2 5 H C 2 7 _ 3 1 H C 2 8 _ 2 C H C 2 9 _ 2 1 H C 3 0 _ 1 E H C 3 1 _ 1 4 H C 3 2 _ 8 5 H C 3 3 _ 8 6 H C 3 4 _ 8 5 H C 3 5 _ 8 7 H C 3 6 _ 0 5 H C 3 7 _ C 0 H C 3 8 _ 0 7 H C 3 9 _ 7 0 H C 4 0 _ 0 9 H C 4 1 _ 4 0 H C 4 2 _ 0 B H C 4 3 _ 2 ...

Page 14: ...DISP PLAY PLAY PLAY PLAY PLAY Start address indication 1 Start address indication 2 Start address indication 3 Start address indication 4 Address When the STOP key is pressed in the specified mode the mode changes to the TEST mode stop state When the SKIP UP DOWN key is pressed in the start address indication state the address of specific digit changes When the BASS key is pressed in the start add...

Page 15: ... When the STOP key is pressed in the specified mode the mode changes to the TEST mode stop state E E P R O M F o c u s S p i n T r a c k S l e d B a s s T e m p C T R L EEPROM Slide Setting Change Chart EEPROM TEMP Setting Change Chart EEPROM BASS Setting Change Chart BASSsettingmenu PLAY When the STOP key is pressed in the specified mode the mode changes to the TEST mode stop state B A S S B S 1 ...

Page 16: ...e any abnormality occurred temperature in a set It checks it by troubleshooting MD unit became too high It uses it at a place of high temperature and is there not it DISC ERROR Data weren t right or didn t just understand it as a result Data has error or the disc has flaw Replace of having read data the disc Abnormality occurred during a record of music data and wasn t able to do a record justly T...

Page 17: ... DC 10 1 500µs div 500µs div ENV CH2 Position 2 7 div 1 CH Position To AD DA Converter Input SCLK 1 4M 17 LRCK 18 SDTI 16 MCLK 19 CH3 2V DC 10 1 CH4 2V DC 10 1 CH1 2V DC 10 1 CH2 2V DC 10 1 5µs div 5µs div ENV CH Position To CH2 Position 2 7 div 1 NOTES ON SCHEMATIC DIAGRAM Resistor To differentiate the units of resistors such symbol as K and M are used the symbol K means 1000 ohm and the symbol M...

Page 18: ...18 PARTS DESCRIPTIONS MC G7R ...

Page 19: ...01 TP412 R436 R444 CNS101 TP608 TP125 TP409 R468 R434 TP603 R442 R435 R443 TP114 C204 TP405 C163 TP602 R433 R437 R441 R404 R405 R406 R438 TP439 R422 TP118 TP124 TP115 TP101 R429 TP109 R421 C162 TP113 TP120 TP133 TP440 TP135 TP123 TP117 CK103 R124 R125 TP441 CK104 CK102 TP134 TP126 CK101 TP136 TP143 C165 IC404 TP144 TP103 R161 TP422 TP131 CK105 R446 R171 TP132 IC401 TP110 TP807 CK514 TP141 TP431 C1...

Page 20: ... 6 HEAD DRIVE FLEXIBLE PWB 227 M902 FEED MOTOR M903 LIFT MOTOR BK RD CNS101 TO MAIN PWB P33 7 F TO MAIN PWB P33 7 D P33 10 B TO MAIN PWB P33 10 B TO MAIN PWB P33 10 B TO MAIN PWB HEAD DRIVE PWB B1 BOTTOM VIEW HEAD DRIVE PWB B1 TOP VIEW MECHANISM PWB B1 BOTTOM VIEW MECHANISM PWB B1 TOP VIEW M1 SPIN MOTOR BR RD R OR YL GR BL VL GY WH W BK PK PINK BLACK WHITE GRAY VIOLET BLUE GREEN YELLOW ORANGE RED ...

Page 21: ...1 MCPGIN INPGIN INPGCK OPTCNT INPCNT EXPCNT DPCNT1 DPCNT2 RCPCNT PBGAIN SYSD6 SYSD7 SYWRX SYRDX SYCS SYSD5 SYSD4 SYSD3 SYSD2 SYSD1 SYSD0 XRT NC NC NC NC VDD NC CLK DATA FOUT NC NC NC NC GND CE FSEL WR FOE 2 5V NC NC G I1 VCC I2 G O1 VS O2 2 5V EJECT HOLD FODRF FODRR TRDRR TRDRF X176K SPDRF SLDRF SLDRR IN1R IN1F VM1 OUT1F OUT1R OUT2R OUT2F VM2 IN2F IN2R IN3R IN3F OUT3F PGND3 PGND4 OUT4F VM4 IN4F IN...

Page 22: ...V 1 3V 0 8V 0 8V 1 89V 0 8V 1 36V 1 11V 1 36V 1 36V 2 59V 2 88V 3 6V 0V 1 5V 1 3V 1 11V 0V 0V 0V 1 27V 0V 0V 0V 0V 0V 0V 1 24V 2 28V 1 23V 2 48V 0V 0V 0V 0V 0V 0V 2 55V 1 05V 2 55V 2 8V 2 56V 0V 0V 0 2V 0 4V 0 3V 1 7V 1 9V 0 3V 2 74V 2 8V 0 2V 9 8 7 6 5 4 3 2 1 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 PIN NO VOLTAGE ...

Page 23: ...22 13 115 6 PU 4 16 31 32 118 105 7 17 105 116x2 109x2 105 110 109 106 106 8 M903 9 108 108 114 111 114 111 105 103 117 105 1 114 M902 2 M1 34 33 15 19 112 14 18 24 5 11 20 30 119 PWB B2 A B Parts with the exploded numbers larger than 700 are not supplied D ...

Page 24: ...2 243 605x2 605x2 219 215 222 217 210 246 203 206 239 203 207 205 209 604x3 605x2 605 606 234 235 229 226 225 221 204x4 603x4 224 201 231 230 241 227 220 242 211 PWB A 213 236 605x2 DMC G7R Mini Disc C D Parts with the exploded numbers larger than 700 are not supplied ...

Page 25: ...UF 6 3WV C115 CC73GCH1H221J CHIP C 220PF J C116 CC73GCH1H101J CHIP C 100PF J C118 CK73GB1H331K CHIP C 330PF K C119 CK73GB1H332K CHIP C 3300PF K C120 CK73GB1H331K CHIP C 330PF K C121 122 CK73FB0J105K CHIP C 1 0UF K C123 124 CK73GB1E223K CHIP C 0 022UF K C125 126 CK73GB1H682K CHIP C 6800PF K C127 CK73FB1C104K CHIP C 0 10UF K C128 CK73FB0J105K CHIP C 1 0UF K C129 SH1245920008 CHIP 10UF 6 3WV C130 131...

Page 26: ...14 CHIP C 220UF 4WV C881 CK73FB1C104K CHIP C 0 10UF K C882 CK73FB1C105Z CHIP C 1 0UF Z C902 CK73FB1E474Z CHIP C 0 47UF Z C903 CK73GB1C473K CHIP C 0 047UF K C904 CK73FB1E474Z CHIP C 0 47UF Z C905 907 CK73GB1H332K CHIP C 3300PF K C908 909 CK73FB1C104K CHIP C 0 10UF K C910 CK73FB1C105Z CHIP C 1 0UF Z C911 CK73GB1C104Z CHIP C 0 10UF Z CNS101 E40 9976 08 CONNECTOR 26P CNS201 J19 5619 08 CONNECTOR 6P CN...

Page 27: ... 16W K R448 RK73GB1J393J CHIP R 39K J 1 16W M R448 RK73GB1J683J CHIP R 68K J 1 16W ET R449 RK73GB1J233J CHIP R 23K J 1 16W R451 RK73GB1J562J CHIP R 5 6K J 1 16W R452 RK73GB1J822J CHIP R 8 2K J 1 16W R453 RK73GB1J183J CHIP R 18K J 1 16W R454 RK73GB1J563J CHIP R 56K J 1 16W R455 RK73GB1J562J CHIP R 5 6K J 1 16W R461 RK73GB1J363J CHIP R 36K J 1 16W R462 RK73GB1J183J CHIP R 18K J 1 16W R466 RK73GB1J82...

Page 28: ... Q353 2SK2909 FET R500 RK73GB1J4R7J CHIP R 4 7 J 1 16W R501 502 RK73GB1J222J CHIP R 2 2K J 1 16W R601 RK73GB1J103J CHIP R 10K J 1 16W R701 702 RK73GB1J101J CHIP R 100 J 1 16W R703 RK73GB1J154J CHIP R 150K J 1 16W R711 712 RK73GB1J472J CHIP R 4 7K J 1 16W R713 714 RK73GB1J103J CHIP R 10K J 1 16W R715 716 RK73GB1J104J CHIP R 100K J 1 16W R717 RK73GB1J102J CHIP R 1 0K J 1 16W R719 720 RK73GB1J103J CH...

Page 29: ... D10 3747 08 LEVER 15 2B G01 3915 08 SPRING 16 2A SH1242810021 GEAR 17 2A SH1242580067 SPRING 18 2B D10 3653 08 LEVER 19 2B J21 6399 08 BRACKET 20 1A J21 6505 08 SHAFT PICKUP SLIDE 21 1B D10 3654 08 LEVER EJECT 22 1B G01 3916 08 SPRING EJECT LEVER 23 1B G01 3917 08 SPRING CANCEL LEVER 24 2B G13 0502 08 CUSHION MECHANISM 30 1A J21 6506 08 BRACKET HEAD 31 2B J21 6400 08 BRACKET PICKUP 32 2B G09 0665...

Page 30: ...20129 Milano ltaly KENWOOD IBÉRICA S A Bolivia 239 08020 Barcelona Spain KENWOOD ELECTRONICS AUSTRALIA PTY LTD A C N 001499 074 P O Box 504 8 Figtree Drive Australia Centre Homebush N S W 2140 Australia KENWOOD LEE ELECTRONICS LTD Unit3712 3724 Level37 Tower1 Metroplaza 223HingFongRoad KwaiFongN T HongKong KENWOOD ELECTRONICS GULF FZE P O Box 61318 Jebel Ali Dubai U A E KENWOOD ELECTRONICS SINGAPO...

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