Kenwood RD-VH7 Скачать руководство пользователя страница 1

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673

606

610

652

671

621

607

672

616

620

605

eject

on/standby

mode

stereo amplifier/tuner/CD

RD-VH7

standby
timer

phones

tuning

band

demo

auto

/mono

p.call

enter

input

stop

multi control

609

664

631

STEREO AMPLIFIER/TUNER/CD PLAYER

RD-VH7

SERVICE MANUAL

(VH-600/700)

Knob(EJECT) *
(K29-)

Dressing panel
(A21-3760-02)

Panel
(A60-1647-11)

Insulator assy
(J02-1444-24)

Dressing panel *
(A21-)

Dressing panel
(A21-3761-02)

Indicator
(B12-0360-04)

Knob
(K29-7556-04)

Escutcheon
(B07-2452-13)

Front glass
(B10-3488-03)

Knob(POWER)
(K29-7554-04)

Power cord bushing
(J42-0083--05)

Lock terminal board
(E70-0052-05)

Screw terminal board
(E70-0111-05)

Phono jack
(E63-1082-05)

Oscillating module
(W02-1114-15)

Rectangular receptacle
(E08-0311-05)

Phono jack
(E63-1089-05)

Side plate
(A50-1326-02)

Phono jack
(E63-1088-05)

Phono jack
(E63-0164-05)

AC power cord *
(E30-)

70%

KENWOOD-Corp. certifies this equipment conforms to DHHS
Regulations No. 21 CFR 1040. 10, Chapter 1, Subchapter J.

DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM.

In compliance with Federal Regulations, following are repro-
ductions of labels on, or inside the product relating to laser
product safety.

*Refer to parts list on page 31.

RD-VH7(K)

COVER1,1P(

99.10.30

2:43

y [ W 2

www.denom.net

www. xiaoyu163. com

QQ 376315150

TEL 13942296513

TEL 13942296513 QQ 376315150 892498299

Содержание RD-VH7

Страница 1: ...ard E70 0111 05 Phono jack E63 1082 05 Oscillating module W02 1114 15 Rectangular receptacle E08 0311 05 Phono jack E63 1089 05 Side plate A50 1326 02 Phono jack E63 1088 05 Phono jack E63 0164 05 AC power cord E30 70 KENWOOD Corp certifies this equipment conforms to DHHS Regulations No 21 CFR 1040 10 Chapter 1 Subchapter J DANGER Laser radiation when open and interlock defeated AVOID DIRECT EXPOS...

Страница 2: ...MENT 14 PARTS DESCRIPTIONS 15 PC BOARD 16 SCHEMATIC DIAGRAM 19 EXPLODED VIEW 29 PARTS LIST 31 SPECIFICATIONS Back cover Contents Accessories Operation to reset The microcomputer may fall into malfunction im possibility to operate erroneous display etc when the power cord is unplugged while power is ON or due to an external factor In this case ex ecute the following procedure to reset the micro com...

Страница 3: ...CB X14 A 6 2 Remove the 2 screws 7 the 3 PC supports8 then remove the CD mechanism 3 After assemble PCB X09 B 4 on the main PCB with the rear panel then connect GND between the rear panel the anten na and the CD mechanism with 3 alligator clip wires 0 Remove the MULTI CONTROL knob with a string wires etc 1 2 1 x2 x4 4 2 2 3 3 3 6 7 7 11 X14 A 6 MAIN PCB X09 8 x3 5 x3 5 x2 5 9 10 10 10 6 X09 B 4 RD...

Страница 4: ...CD MUTE BIAS CHANGE TUNER PACK AUDIO CD MECHA SENSOR LCD DISPLAY u COM LED u COM AMP B AMP B Q20 Q33 Q17 Q23 26 IC10 IC6 Q22 Q28 DSP DAC SERV0 RF AMP 5ch BTL DISC SENSOR D10 D11 D18 K1 T1 BACK UP TRANS MAIN TRANS DIGITAL DIGITAL ANALOG IC400 IC401 IC402 M PICKUP M MOTOR DISC SLED MOTOR D1 4 Q1 4 S1 CD SLOT IN MECHANISM CDM 34 200mV 100 REC OUT 200mV 47K INPUT 9 5V 6 SP OUTPUT 2CH S W OUT SPEAKER L...

Страница 5: ...Hz FM 106 0MHz 14 AM 531KHz AM 530KHz AM 531KHz 15 FM 87 5MHz FM 87 5MHz FM 87 5MHz 16 FM 98 0MHz FM 98 0MHz FM 98 0MHz 17 FM 98 5MHz FM 98 5MHz FM 98 5MHz 18 FM 87 5MHz FM 87 5MHz FM 87 5MHz 19 AM 990KHz AM 990KHz AM 990KHz 20 FM 97 7MHz FM 97 4MHz FM 97 7MHz 21 AM 531KHz AM 530KHz AM 531KHz 22 FM 87 5MHz FM 87 5MHz FM 87 5MHz 23 FM 87 5MHz FM 87 5MHz FM 87 5MHz 24 FM 87 5MHz FM 87 5MHz FM 87 5MH...

Страница 6: ... 3 0 or 6 by pressing the FB key Multi control knob is available for same setting after mode key is pressed 5 1 4 Noise Blanker Setting Select the level of NB from NB1 NB2 or NB OFF by pressing the SKIP DOWN key 5 1 5 BASS TREBLE setting Select the level of tone from tone max tone flat or tone min by pressing the BAND key Display shows as follows Multi control knob is available for same setting af...

Страница 7: ...0 00 5 5 Factory Test Check 5 5 1 Initial Operation Setting Insert the power cord to the wall outlet with pressing the AUTO MONO key Cancel Turn power off 1 Check sub clock oscillation Display lights for 2 secs If no problem 2 Display A shows destination 3 Display A shows sensor s condition with H or L after any key is pressed 5 5 2 Display Check Display s dots light on or off by pressing MODE key...

Страница 8: ...CD ASP LA9241M CD MECHA CDM 34 TUNER UNIT RDS DECODER E T ONLY RELAY PWER SP HP DISPLAY u COM HD6433297A17F SL16 LCD DRIVER SED1565 LCD REM BACK UP FAN BIAS MUTING PROTECTION REC OUT SEL LED KEY CD DSP LC78628E SYSTEM IC LC75396NE X09 IC400 X09 IC401 X09 IC2 X09 IC4 X09 IC5 M30622MC 570FP ENCODER AUDIO LEVEL DESTINATION TILT SENSOR HEADPHONES DETECTOR VOLTAGE 0 000 1 061 1 061 1 726 1 726 2 437 2 ...

Страница 9: ...sed 22 DIMMER O LCD back light dimmer 23 COIN O Output terminal of u COM data 24 TGL I Change over for tracking gain 25 NC O Unused 26 FSEQ I EMF synchronism signal Input 27 NC O Unused 28 CQCK O Clock output 29 SQOUT I Sub code Q Input 30 31 NC O Unused 32 SRDT I Text data Input 33 SCLK O Clock for text data 34 SDA O Unused 35 SCL O Unused 36 37 NC O Unused 38 CD_RST O Reset signal output 39 DRF ...

Страница 10: ...I RDS data Input E T version only 77 PLL DO I PLL IF count Input 78 CE O Chip enable to LC75396 IC2 and LC72131 tuner pack IC2 79 DATA O Data to LC75396 IC2 and LC72131 tuner pack IC2 80 SCLK O Clock to LC75396 IC2 and LC72131 tuner pack IC2 81 T_MUTE O TUNER muting control 82 EMPHASIS O DE EMPHASIS control 83 CD ON OFF O Unused 84 NC O Unused 85 FAN _H L O Fan H L change over 86 FAN ON OFF O Fan ...

Страница 11: ...TROL PORT OF MICROPROCESSOR 10 3 1 TILT SENSOR 10 3 2 REC OUT SELECTOR 10 3 3 HEADPHONES SPEAKER CONTROL 10 3 4 PURE A FAN BIAS 18 19 18 17 4 Mechanism jam cancel method 1 Move a disc with roller 4 Move the gear for CW with your finger î Move the roller 4 î Eject a disc 2 Cannot move 8cm disc without method 1 Remove the 2 screws then remove sub assy CIRCUIT DESCRIPTION CD MECHANISM DESCRIPTION 1p ...

Страница 12: ...ush out the slider loading 1for front î Move the gear final 0 î Move the slider loading 1 for this side î Loading down the clamper of sub chassis and the roller4 î Finish a disc catching 4 Move the slider loading 1 for this side î Move the slider disc guide for right direction î Came off the moved lock of the arm assy lock î Move the arm assy L 8 and the arm assy R 9 î Keep off the stoppers from a...

Страница 13: ...is side î Move the slider chassis lock for right direction î Cancel the mechanism lock î The mechanism become the insulation effect 2 12cm DISC loading in 1 The same 8cm DISC loading in 2 Push the arm assy lock with a disc î Keep apart the lock of the arm assy L 8 î Decide PLAY position with the stoppers of the arm assy L 8 and the arm assy R 9 î Keep off the stoppers from a disc This time move th...

Страница 14: ...402 6pin GND VC CN402 4pin Press the PLAY PAUSE key Confirm that the display is 05 FE BIAS VR401 Jitter level minimum 4 FOCUS ERROR BIAS Set up horizontally Test disc type 4 Connect an oscilloscope and jitter meter as follows CH1 RF CN402 7pin CH2 FE1 CN402 6pin GND VC CN402 4pin Press the PLAY PAUSE key Confirm that the display is 05 FE BIAS VR400 Optimum eye pattern 5 FOCUS ERROR BIAS Set up hor...

Страница 15: ... 99 10 303 08PM y W 11 www denom net www denom net www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 ...

Страница 16: ... 11 10 2 1 2 1 1 WHITE HEAD PHONE A2 WH2 WH3 CN2 X14 4960 11 A 6 KMY 2 71 TE J70 1306 21 E1 P3 X14 C 6 J1 A1 X14 F 6 E2 J2 E6 E5 S2 Q11 D12 D11 S4 S8 S11 S1 S3 S5 X14 B 6 S7 WH1 S10 S9 CN1 S12 X14 D 6 S13 WH1 CN3 J3 X14 E 6 P2 S6 ANTENNA SUPER WOOFER PRE OUT PHONES 15 14 1 2 16 A C E B D 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors PC BOARD Component side ...

Страница 17: ...26 R411 R412 R413 R410 R407 R408 R409 R418 R419 R420 R417 R414 R415 R416 R406 R403 R404 R405 R402 R400 R401 R432 R443 R431 R434 R438 R437 R436 R439 R442 R441 R435 R430 R429 C473 C408 C409 C407 C405 C406 C410 C414 C417 C413 C411 C412 C404 C402 C403 C401 C400 C420 C443 C430 C431 C428 C421 C426 C437 C438 C436 C433 C434 C422 C416 R433 C415 R500 C429 C476 C419 R423 C425 R537 R518 R454 C466 C445 R503 R5...

Страница 18: ...1 C421 41 3 37 30 37 30 27 29 27 R437 R436 8 7 10 R457 10 C429 C426 C428 C427 R492 12K 22 21 14 17 2 2 R446 9 13 1 28 1 10K R448 49 40 39 39 40 42 41 R451 100u6 3 C445 100u6 3 C435 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 5V 3 3V 3 3V 3 3V VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC VCC 5 0V 5 0V 5 6V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 0V 5 6V 5 6V 5V 28 29 10 13 B 3K ...

Страница 19: ... VDD C38 4 7u6 3 C36 10u6 3 B 2 71 GENERAL MARKET EUROPE U K E T M PX Y YES NO UNIT No JAPAN DESTINATION COUNTRY U S A ABB K J2 NO W3 JAPAN J A1 W02 2674 15 0 11 0 00 W02 2673 15 W02 2672 15 100 R3 100 R5 100 R4 100 R6 26 RVREF B IC3 11 3 2 8 1 6 5 4 7 100P C129 100 R93 100P C130 100 R94 10K R26 10u16 C134 100P C132 10K R24 10K R23 10K R25 10u16 C133 100P C131 10V 10V 10V 0 01 C135 100K R16 100K R...

Страница 20: ...4 4 7u16 C13 R22 10K R21 10K C14 0 01 C15 0 01 47K R17 300 R18 390 R11 100 R16 R13 47K R12 4 7K R15 47K R14 100 STAND BY TIMER 1 2 1 2 Q11 13 W22 W23 W24 W25 R42 100 L2 10uH L3 10uH W26 L4 10uH R41 100 R40 100 C21 470P W21 470P C20 C23 22P C24 22P 22P C22 P3 12V B 5V B B B B B B B 5 6V 5V 12V 5V 12V 12V 5V IC5 E X09 C 4 RD VH7 K 2 3 LCD DISPLAY ASS Y B30 0180 5 X14 496X XX A 6 F D X14 496X XX B 6 ...

Страница 21: ...0 R142 100 100 R191 R193 100 100 R197 R225 100K 100K R226 100K 10K R232 47K 10K 82 81 85 87 86 R253 100K C217 0 01 R254 100K R266 10K R149 100 C191 0 01 R265 10K C192 0 01 100 R140 R141 100 92 93 95 89 90 91 100 R173 R252 10K C166 1000P C168 1000P R251 10K R250 10K C167 1000P 100 R172 R171 100 R206 100 C164 0 01 R249 100K 94 88 R221 100 74 73 79 78 77 80 100 R204 R248 47K R205 R203 100 R202 100 47...

Страница 22: ...60Hz AC100V 50 60Hz K P J D1 TR3 TR6 TR1 POWER IC TR2 TR4 TR7 TR6 TR5 TR13 TR15 TR14 TR16 TR11 TR12 TR10 TR9 CN3 WH2 J5 SPEAKERS Rch 2 Lch 1 6 16 D6 CN2 CN16 CN1 CN7 Q7 BIAS Q8 FAN WH3 D18 D20 D19 D22 D21 Q28 Q29 D11 Q22 D15 Q15 D12 Q16 D16 D17 D42 D10 H D3 D4 Q3 Q4 Q9 ON OFF SP Q50 D39 Q20 D8 D7 D9 Q21 Q33 D14 D13 IC8 1 2 IC8 2 2 13V AVR AVR 12V Q10 Q5 Q6 PROTECT L BIAS PUAR A BIAS CURRENT ON OFF...

Страница 23: ... AB AB AB AB AC AC AC AB AB AB AB AA AB AC AD AE SCREW N09 5129 08 N89 2606 46 N09 5113 08 N19 1105 04 N09 3366 08 AB AC AC ACx3 AC AC AC AC AB AA AB 834 9 3 7 856 1 2 3 A B 29 RD VH7 EXPLODED VIEW CD MECHANISM 1p 99 10 303 09PM y W 13 www denom net www denom net www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892...

Страница 24: ... BLK ø3x10 ø3x18 HEX ø3x12 HEX RD VH7 F ON STANDBY S 3 S 5 S 2 EJECT S 4 S13 AUTO MONO ANTENNA SYSTEMCONTROL SPEAKERS DIGTAL OUT OPTICAL AUX INPUT OUTPUT S 6 S 7 S10 S 8 STOP SUPER WOOFER PREOUT S11 BAND FF FB UP DOWN PLAY PAUSE S 9 INPUT S 1 MULTI CONTROL S12 MODE J 5 J 4 A 1 J 1 X09 C 4 X14 B 6 X14 C 6 X14 E 6 X14 D 6 J 2 X14 F 6 X09 B 4 X14 496 A 6 X09 632 A 4 X09 632 D 4 B J 3 J 2 J 1 PHONES J...

Страница 25: ... A01 3696 01 METALLIC CABINET 602 2E A01 3697 01 METALLIC CABINET 603 1C A09 1148 08 CABINET 605 2C A21 3759 13 DRESSING PANEL KMY 605 2C A21 3763 13 DRESSING PANEL TE 606 1C A21 3760 02 DRESSING PANEL 607 2C A21 3761 02 DRESSING PANEL 608 1D A22 1824 22 SUB PANEL 609 1C A50 1326 02 SIDE PLATE 610 2C A60 1647 11 PANEL 611 1C A70 1282 05 REMOTE CONTROLLER ASSY KMY 611 1C A70 1283 05 REMOTE CONTROLL...

Страница 26: ...O 2 2UF 50WV C57 58 CC73FCH1H100D CHIP C 10PF D C59 60 CE04KW1A101M ELECTRO 100UF 10WV C61 62 CQ93FMG1H104J MYLAR 0 10UF J C63 64 CK73FB1H682K CHIP C 6800PF K C65 66 CK73FB1H102K CHIP C 1000PF K C67 CE04KW1A221M ELECTRO 220UF 10WV C68 CE04KW1H010M ELECTRO 1 0UF 50WV C69 CK73FB1H103K CHIP C 0 010UF K C70 71 CE04KW1C100M ELECTRO 10UF 16WV C72 CE04KW1A101M ELECTRO 100UF 10WV C73 CK73FB1H103K CHIP C 0...

Страница 27: ...77 RK73FB2A683J CHIP R 68K J 1 10W R78 RK73FB2A104J CHIP R 100K J 1 10W C425 C92 0089 05 CHIP C 10UF 6 3WV C426 CK73FB1H473K CHIP C 0 047UF K C427 CK73FB1E104K CHIP C 0 10UF K C428 CK73FB1H683K CHIP C 0 068UF K C429 C92 0093 05 CHIP C 100UF 6 3WV C430 CK73FB1H103K CHIP C 0 010UF K C431 CC73FCH1H120J CHIP C 12PF J C433 CK73FB1H102K CHIP C 1000PF K C434 CK73FB1H333K CHIP C 0 033UF K C435 C92 0093 05...

Страница 28: ...100 J 1 10W R262 264 RK73FB2A473J CHIP R 47K J 1 10W R79 80 RK73FB2A123J CHIP R 12K J 1 10W R81 RK73FB2A183J CHIP R 18K J 1 10W R82 RD14NB2E1R0J RD 1 J 1 4W R83 84 RK73FB2A393J CHIP R 39K J 1 10W R85 RK73FB2A153J CHIP R 15K J 1 10W R86 RK73FB2A511J CHIP R 510 J 1 10W R87 88 RK73FB2A222J CHIP R 2 2K J 1 10W R89 90 RK73FB2A104J CHIP R 100K J 1 10W R91 92 RK73FB2A473J CHIP R 47K J 1 10W R93 94 RK73FB...

Страница 29: ... RK73FB2A753J CHIP R 75K J 1 10W R290 RK73FB2A333J CHIP R 33K J 1 10W R291 RK73FB2A104J CHIP R 100K J 1 10W R292 294 RK73FB2A101J CHIP R 100 J 1 10W R295 RK73FB2A473J CHIP R 47K J 1 10W R297 304 RK73FB2A101J CHIP R 100 J 1 10W R310 RK73FB2A103J CHIP R 10K J 1 10W R311 RK73FB2A393J CHIP R 39K J 1 10W R320 RK73FB2A224J CHIP R 220K J 1 10W R321 RK73FB2A152J CHIP R 1 5K J 1 10W R400 405 RK73FB2A473J C...

Страница 30: ...FB2A822J CHIP R 8 2K J 1 10W R6 RK73FB2A473J CHIP R 47K J 1 10W R7 RK73FB2A102J CHIP R 1 0K J 1 10W D9 UDZ4 7B ZENER DIODE D10 D5SBA20F02 DIODE D11 D2SBA20F03 DIODE D12 MA111 DIODE D13 UDZ11B ZENER DIODE D14 UDZ13B ZENER DIODE D15 UDZ6 8B ZENER DIODE D16 MA111 DIODE D17 UDZ6 2B ZENER DIODE D18 S1ZB20 4101 DIODE D19 20 MA111 DIODE D21 UDZ6 2B ZENER DIODE D22 27 MA111 DIODE D28 DAN202U DIODE D28 1SS...

Страница 31: ...P R 0 OHM W12 R92 0679 05 CHIP R 0 OHM W21 24 R92 0670 05 CHIP R 0 OHM KMY W25 26 R92 0679 05 CHIP R 0 OHM KMY S2 S70 0072 05 TACT SWITCH S3 13 S70 0031 05 TACT SWITCH S1 T99 0619 05 ROTARY ENCODER D1 UDZ3 3B ZENER DIODE D13 MA111 DIODE Q1 2 2SC4213 B TRANSISTOR Q3 2SA1586 Y GR TRANSISTOR Q3 2SA1611 M5 M6 TRANSISTOR Q11 2SC1740S Q R TRANSISTOR Q11 2SC2785 F E TRANSISTOR Q12 13 2SC4081 R S TRANSIST...

Страница 32: ...h channels driven at 6 Ω 60 Hz to 20 000 Hz with no more than 0 9 total harmonic distortion Total harmonic distortion 0 05 1 kHz 10 W 6 Ω Frequency response Line AUX TAPE MD 20 Hz 50 kHz 0 dB 3 dB Signal to noise ratio Line AUX TAPE MD 93 dB IHF 66 Tone control BASS 8 dB at 120 Hz TREBLE 8 dB at 10 kHz Input sensitivity Impedance Line AUX TAPE MD 210 mV 47 kΩ Output level Impedance TAPE REC MD REC...

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