Kenwood RXD-M55-H Service Manual Download | Manualshive

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RXD-M55-H/M55-N/M55-S/M55E-H/M55E-N/M55E-S

5

BLOCK DIAGRAM

AM 0dB=180mV

FM 0dB=600mV:75kDEV.

0dB=1.2V:1kHz

580mV

300mV

300mV

+34dB

TUNER

CD

0dB

0dB

INPUT VOL.

AUX

TAPE

-2dB

SELECTOR

INPUT VOL.

MAIN VOL.1
0 to -78dB

MAIN VOL.2

0 to -18dB

AM

FM

A.OUT

PB AMP

REC AMP

VR1.2

PLL DO

SA CE

SA DATA

SA CLK

SD

ST

REC/PLAY

BEAT CANCEL

PHOTO

SOL

CPM

REC-R

REC-F

PACK-SW

PLAY-SW

D.OUT

A.OUT

(ONLY E,T,H TYPE)

FC DR

TR DR

SP DR

SL DR

TE

SL DF

SL DR

SP DR

SP DF

TR KR

TR KF

A
B

FC SR

FC SF

PD

LD

D

C

F

E

LDC

D

ATA

CLK

CE

A.MUTE

ON/STANDBY

+

+

-B

+B

FL DRIVER

+

PRE. AMP

LED

FL DRIVER

ON/OFF

+

u-COM

STAND-BY LED

TACT KEY

AC IN

REMOCON. MODULE

BACK-UP CIRCUIT

X14,K401

FE

+

+

L1,2

+9.0V

0dB

CASSETTE DECK

CD

TUNER

TUNER

FLAT

TAPE REC

TAPE PLAY

AUX IN

E.VOL

INPUT

VOL.

AMP

CD

AUX IN

E.VOL

X29,IC601

LC75343M

TUNER PACK

ERASE

REC/PLAY

HA12230NT

IC1

TRAP

BIAS

OSC

BIAS

DECK MECHA

DIGITAL OUT

X29,A601

DSP

X29,IC22

MN6627482WB

DAC

MAIN u-COM

X29,IC701

REMOCON MODULE

X14,A501

X14,S516

ROTALY ENCODER

LED

KEY

FL DRIVER

X14,IC501

X29,IC801

RDS IC

FL

ED501

4ch DRIVER

IC23

RF-AMP

AN8399SA-E1

IC21

CD MECHA

X29,Q111-114

POWER AMP

PROTECTION

J2

X29,D3

POWER AMP.

X29,Q13

-30V
AVR

X29,

+5V
AVR

AVR

IC101

+9V

FIL

PRIMARY

RELAY

+5.4V

AVR

IC402

D403

X14,

-8dB

ATT.

X29,J601

LOUDNESS

BASS,MID,TRE

TONE

10dB

EX BASS

Q1,2

K1

HEAD-

OUT

PHONE

REC OUT

BIAS ADJ.

Q15-18

Q5

X29,

X29,

X14,

GAIN DISTRIBUTOR

VOL.

MAIN

X29,

Q10

LEVEL DIAGRAM

(X28- )

RXD-M55

W02-2919-05 (M TYPE)
W02-2920-05 (OTHERS)

RXD-M55

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Summary of Contents for RXD-M55-H

Page 1: ... on or inside the product relating to laser product safety 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 Front glass B10 Knob K29 Cassette lid A53 Miniature Phone jack E11 0399 05 Panel ass y A60 Knob K29 RXD M55E H M55E N M55E S SERVICE MANUAL Front g...

Page 2: ...rations Operation to reset The microcomputer may fall into malfunction impossibil ity to operate erroneous display etc when the power cord is unplugged while unit is ON or due to an external factor In this case execute the following procedure to reset the microcomputer and return it to normal condi tion Unplug the power cord from the power outlet then while holding the POWER or key depressed plug ...

Page 3: ...TAL OUT OPTICAL AUX INPUT L R GND AM ANTENNA FRONT SPEAKERS 6 16Ω L R FM 75Ω Metallic cabinet A01 AC power cord E30 Lock terminal board E70 Pin jack E63 1264 05 AC power cord bushing J42 Tuner ass y W02 Oscillating module W02 1114 15 Refer to parts list on page 25 ...

Page 4: ... How to open the CD tray when it does not come out 1 Insert a flat driver and so on to a square hole in the mechanism as shown in the figure 2 Push a rack gear in the direction of arrow At this time the tray comes out slightly frontward 3 The tray can be opened by hand ...

Page 5: ...BACK UP CIRCUIT X14 K401 FE L1 2 9 0V 0dB CASSETTE DECK CD TUNER TUNER FLAT TAPE REC TAPE PLAY AUX IN E VOL INPUT VOL AMP CD AUX IN E VOL X29 IC601 LC75343M TUNER PACK ERASE REC PLAY HA12230NT IC1 TRAP BIAS OSC BIAS DECK MECHA DIGITAL OUT X29 A601 DSP X29 IC22 MN6627482WB DAC MAIN u COM X29 IC701 REMOCON MODULE X14 A501 X14 S516 ROTALY ENCODER LED KEY FL DRIVER X14 IC501 X29 IC801 RDS IC FL ED501 ...

Page 6: ...7 50MHz FM 87 50MHz FM 87 50MHz 14 AM 530kHz AM 530kHz AM 531kHz 29 FM 87 50MHz FM 87 50MHz FM 87 50MHz 15 FM 87 50MHz FM 87 50MHz FM 87 50MHz 30 FM 106 0MHz FM 106 0MHz FM 106 0MHz Type E E2 T H K P M V X Voltage Range 4 2V 5 0V 2 6V 4 1V 1 4V 2 5V 0 7 1 3V Set Destination Band Receiving Frequency Range Channel IF RF Space K P K1 FM 87 5MHz 108 0MHz 100kHz 10 7MHz 25kHz AM 530kHz 1700kHz 10kHz 45...

Page 7: ...ber up SKIP DOWN Ex 02 01 Track number down SKIP UP Usual Indication Play the first track number in the stop mode SKIP DOWN Usual Indication Play the last track number in the stop mode Test Mode Keys Setting Method CD MODE CD PLAY key DECK MODE TAPE PLAY Insert the AC cord to AC wall SUB CLOCK OSC MODE key outlet while holding down the DIAGNOSIS left key 4 Test Mode 4 1 Setting method of the Test ...

Page 8: ...2WB PLL IC X29 IC801 CD MECHA KSM213 RDS IC E T TYPE BU1923F KEY REMOTE ENCODER KEY1 2 X14 A501 X14 S516 Vaccume Fluorescent Display HNA 14MS07T Voltage 0 0 89 1 55 2 00 2 61 3 02 3 47 3 95 5 00 Range Key 1 ON AUX TUNER SKIP STOP CD SKIP CD off Pin 5 STANDBY DOWN PLAY UP OPEN Key 2 REC SET MODE O T E TAPE REPEAT SOUND off Pin 6 PLAY 5 Microcomputer MN101C51FGB X29 IC701 5 1 Microcomputer Periphery...

Page 9: ...E I Back up detection input AC On AC Off 27 OP SW I Input pin of open switch for CD tray Opened 28 CD POWER O ON OFF control pin for CD DSP power ON OFF 29 XRST O CD DSP reset output Reset 30 SLT SW I CD start limit switch input L Start Limit Position 31 REM CONTROL I Remote control signal input 32 NO USE Unused 33 RDSCLK I RDS clock input E T version only 34 CE2 I Detection pin of voltage drop 35...

Page 10: ...Tuner mute control Mute ON 58 PLAY SW I Detection switch input of head position for deck Playback 59 REC R SW I Deck reverse recording switch input OFF ON 60 REC F SW I Deck forward recording switch input OFF ON 61 HALF SW I Cassette half switch input Detected 62 BEAT C O ON OFF control pin of beat cancel for deck ON OFF 63 R P O Deck recording playback changeover Recording Playback 64 BIAS O ON O...

Page 11: ...ference current input pin 46 DRF I DSL bias pin 47 DSLF O DSL loop filter pin 48 PLLF O PLL loop filter pin 49 VCOF Analog power supply 50 AVDD2 Analog power supply 51 AVSS2 Analog ground 52 EFM CK384 Unused 53 PCK DSLB Unused 54 VCOF2 O Jitter free VCO loop filter pin 55 SUBC Unused 56 SBCK Connected to be ground 57 VSS GND 58 X1 I Crystal oscillation circuit input f 16 9344MHz 59 X2 O Crystal os...

Page 12: ...nel 1 mute 5 RESOUT O Reset output 6 N C Unused 7 N C Unused 8 PGND1 Ground 1for driver 9 PVCC1 Power supply 1 for driver 10 V01 O Driver 1 inverted output 11 V01 O Driver 1 forward output 12 V02 O Driver 2 inverted output 13 V02 O Driver 2 forward output 14 V03 O Driver 3 inverted output 15 V03 O Driver 3 forward output 16 V04 O Driver 4 inverted output 17 V04 O Driver 4 forward output 18 PVCC2 P...

Page 13: ...t pin capacitor connection pin comprising filter for super bass 10 9 28 LBASS1 LBASS2 Capacitor and resistor connection pins comprising filters for 29 8 30 RBASS1 RBASS2 bass and super bass band or for mid and bass band LSB RSB 11 LTRE Capacitor connection pin comprising treble band filter 12 LVRIN I Volume input pin 13 LSEL0 O Input selector output pin 14 24 L5 R5 I Input signal pin open 15 23 L4...

Page 14: ...C Amp input 2 LD O APC Amp output 3 VCC Power supply 4 RF I RF amp inverting input 5 RF OUT O RF addition amp output 6 RF IN I AGC amp input 7 LDRCTL LD reference voltage control 8 CAGC AGC loop filter connection 9 ARF O AGC output 10 CEA Capacitance connection for RF HPF Amp 11 3TOUT O 3T ENV output 12 CSBDO Capacitance connection for RF dark side envelope detection 13 BDO O BDO output 14 COFTR C...

Page 15: ... I0C2 in the serial data Data 0 Open Data 1 Low 11 IF IN I IF count input 13 AM IN I Local oscillator signal input 14 FM IN I Local oscillator signal input 15 VDD Power supply 16 PD O PLL charge pump output 17 18 AIN I The MOS transistor used for the PLL active low pass filter AOUT O 19 VSS Ground 20 X OUT O Crystal resonator connection Pin No Pin Name I O Pin Description 20 A120 70 I Mode control...

Page 16: ...FF Cleaning PLAY PLAY PLAY REC and PLAY ALIGNMENT POINT Recording head erase head capstan pinch roller RVS FWD Trimming pot in the motor VR 1 L VR 2 R ALIGN FOR Demagnetize the REC PLAY head with the head eraser Clean the REC PLAY head erase head capstan and pinch roller using a cotton swab slightly damped with alcohol Adjust the output to maximum and adjust the azimuth adjustment screw for the Li...

Page 17: ...PUT SETTINGS OUTPUT SETTINGS AMPLIFIER SETTINGS ALIGNMENT POINTS ALIGN FOR FIG Unless otherwise specified the individual switches should be set as following POWER ON 1 IDLE CURRENT Connect a DC voltmeter to CN11 1 2 Rch CN11 3 4 Lch X29 VOLUME 0 VR1 L VR2 R X29 4 4 mV ...

Page 18: ... 23 1 23 1 6 6 1 8 1 1 8 17 17 1 1 1 2 2 1 4 1 4 1 240V 120V 0V 0V 120V K TYPE 220V V TYPE 240V X TYPE 230V E T H TYPE 1 14 1 14 2 1 P701 J1 L R AUX IN J601 J2 PHONES A601 OUT DIGITAL RXD M55 H X29 284X XX RXD M55 S X29 28XX XX RXD M55 N X29 284X XX ANT FM GND AM CN11 CURRENT BIAS ADJ POINT CN22 CN21 CN26 CN73 CN23 RXD M55 S X28 32XX XX S401 RXD M55 N X14 749X XX RXD M55 H X14 749X XX RXD M55 S X1...

Page 19: ... 14 1 R404 T401 R401 W403 W406 W404 W501 W511 W502 W504 W505 W506 W503 W507 1 3 4 6 1 11 12 22 23 33 34 44 E B C E B C R504 X501 E B G I O E 1 2 B C511 R515 R514 R512 R511 C501 C502 R516 R517 R518 VOLUME R520 R533 R535 R548 R547 R546 R545 R544 R543 R542 R541 R540 R539 R538 R537 R536 IC402 IC501 Q501 D408 Q401 Q402 D401 D402 D404 D405 D406 D407 D409 D503 S501 S502 S503 S504 S505 S506 S507 S508 S509...

Page 20: ...239 C246 C247 C248 C251 C252 C263 C264 C283 C284 C290 C803 C805 R221 R230 R231 R233 R240 R245 R247 R248 R253 R269 R285 R294 R631 R703 C721 R789 R804 R901 R902 R270 R280 R725 R726 R727 R728 R749 R760 R764 R770 R792 C631 C634 C11 C12 C232 C233 C234 C235 C242 C243 C255 C256 C257 C258 C259 C261 C262 C279 C280 C281 C282 C610 C615 C616 C627 C635 C636 C650 C705 C706 C806 C807 W258 R235 R286 R296 R606 R60...

Page 21: ...12 C15 C16 C19 C20 C21 C22 C25 C26 C53 C54 C55 C56 C59 C60 L1 L2 L4 Q13 R53 R54 W36 W32 W33 W34 W30 W24 W23 W2 W5 W6 W18 W21 W20 W1 VR1 VR2 Q14 BIAS LCH REC OUT LCH E E B B 15 16 30 6 23 2 22 8 E E E B E B B B E E E B B B 2 7 W50 R36 R37 R39 C1 C2 C13 C14 R1 R2 R7 R8 R9 R10 R15 R16 R19 R20 R32 R55 R56 C9 C10 C23 C24 R5 R6 R11 R12 R13 R14 R17 R18 R21 R22 R23 R24 R25 R26 R27 R28 R33 R34 R38 R40 R52 ...

Page 22: ... 22 B CANCEL PACK SW R P 18 A B NC 16 14 BIAS 1 5 3 9 7 11 6 M GND M 9V SOL CPM 10 12 REC IN LCH M 9V REC IN RCH 8 M GND RCH 4 LCH TA 9V A GND 2 Q1 4 1 4W 10K R52 VCC 22 21 20 19 23 VCC 1 2 3 4 5 6 IC1 47K 47K R38 1 8K R40 1 8K R37 23 19 20 21 22 2 3 4 R39 CPM SOL GND PHOTO 7 8 6 5 1 5 6 7 8 PLAY SW REC R SW REC F SW PACK SW 4 3 2 1 Q11 12 9V 9V 9V 9V 9V 9V 9V 9V 9V 9V 9V 00 11 UNIT No AUSTRALIA E...

Page 23: ...2 3 5 4 220 R51 56 R50 C42 0 1 C76 47u50 0 47 C56 3 3K R42 0 47 C40 C68 1u50 0 1 C9 C59 47u50 0 1 C58 47P C69 C75 100P R16 47K R17 12K R21 3 9K C17 100P 3 3K R65 C37 10u50 2 2K R63 2 2K R75 R71 2 2K C64 47u50 0 01 C30 9V 9V 9V 9V 9V 9V 9V 9V 9V 9V 9V 9V B B B B X1 12P 20 C36 C35 10P 47u50 24P C27 C12 56P C15 R11 10K R10 1 8K 1 5P L6 X1 7 2MHz C26 27P C70 0 01 R12 2 7K R9 10K C22 7P 0 01 C10 R1 100...

Page 24: ...03 27P C807 27P C806 0 01 C805 1 R804 100u10 C808 R756 47K RVREF LVREF 11 14 LSELO 12 LTRE LVRIN 13 17 L3 15 L5 L4 16 18 L2 L1 RTRE RVRIN RSELO R5 R2 R4 R3 21 VREF R1 26 27 23 25 24 20 22 19 STANDBY BAND GAP RESET CIRCUIT VCC VREF DIRECTION DETECTOR DIRECTION DETECTOR DETECTOR DIRECTION DIRECTION DETECTOR PVCC 2 PVCC 2 PVCC1 3 2 1 IN1 PC2 IN2 PGND1 RESET 8 7 6 5 4 NC2 NC1 PC1 13 12 11 10 9 VO2 VO2...

Page 25: ...1 E70 0155 05 E70 0123 05 220K R739 R709 NO 2 7K 18K 92 10 YES E70 0053 05 6 8K 100 DESTINATION GENERAL MARKET NO R739 NO 10K 220K NO NO 2200u25 T3 U K 2 70 KOREA H2 UNIT No 0 21 0 71 ABB COUNTRY AUSTRALIA EUROPE X2 M2 E2 C720 2200u25 3300u25 NO YES C25 E70 0123 05 11 NO YES D10 6 8K 2 7K J1 R709 DESTINATION EUROPE COUNTRY 2 70 ABB E5 No UNIT C25 C720 D10 11 J1 R709 2200u25 NO E70 0123 05 NO 220K ...

Page 26: ...NGHAI V 490 71 492 70 532 10 C406 NO NO CN405 406 IC401 NO NO P401 YES NO YES R401 10K R402 22K 270 R404 S401 NO T401 L07 2758 05 L07 2858 05 YES W404 F05 1222 05 F1 F05 0070 05 F2 NO R401 YES F05 1222 05 2 70 E1 EUROPE 2 70 C406 DESTINATION COUNTRY U S A 0 21 0 11 UNIT No ABB K1 YES 406 CN405 YES F1 F05 0070 05 IC401 YES NO F2 NO YES YES P401 L07 2858 05 10K W404 S401 NO YES 51K 22K R402 R404 180...

Page 27: ... M55E N M55E S 33 Parts with exploded numbers larger than 700 are not supplied 9 PU 5 633 DM FM 15 26 28 821 AC x2 AC x2 AAx2 ABx2 AB M6x5 N09 2928 08 AC N09 5280 05 AA N09 2950 08 15 15 AA AA 1 2 3 A B EXPLODED VIEW CD MECHANISM ...

Page 28: ...0 mode S509 set demo S516 VOLUME TAPE ED501 S514 SOUND S513 REPEAT S515 PR PF Ax2 Dx2 D Ax2 Gx2 Gx2 Gx2 Hx2 H Cx3 B Cx2 Nx2 Hx3 Cx3 C C H G G G G C C C C C D D C C E E Fx2 L L H H H Hx2 Kx2 Hx2 H Mx5 Jx3 H H H K H S401 AC220 240V AC110 120V J 1 FRONT SPEAKERS J601 AUX A601 OPTICAL J2 PHONES X28 A 2 B B RXD M55 RPH CL BS BM MM PCB 637 636 637 670 635 640 781 619 662 605 634 634 633 633 664 654 631 ...

Page 29: ...le ohne Parts No werden nicht geliefert 2 L Scandinavia K USA P Canada R Mexico C China I Malaysia Y PX Far East Hawaii T England E Europe G Germany V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks 601 1E A01 3852 01 METALLIC CABINET EE1E3 601 1E A01 3852 01 METALLIC ...

Page 30: ... Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks 645 1E G01 4303 04 TORSION COIL SPRING H10 7802 02 POLYSTYRENE FOAMED FIXTURE KK1 H10 7802 02 POLYSTYRENE FOAMED FIXTURE X1X2 H10 7803 02 POLYSTYRENE FOAMED FIXTURE KK1 H10 7803 02 POLYSTYRENE FOAMED FIXTURE X1X2 H10 7814 02 POLYSTYREN...

Page 31: ...e X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks AC 3A 3B N09 5280 05 TAPTITE SCREW BM 1F D16 0748 08 MAIN BLT FF19U 21 BS 1F D16 0749 08 F R BELT FF19S 31 CL 1F D19 0331 08 CLUTCH ASSY F522 060 PF 1F D14 0399 08 ROLLER PINCH R F514 133 PR 1F D14 0400 08 ROLLER PINCH L F514 134 MM 1F T42 1122 08 M...

Page 32: ... Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks Q401 DTC113ZSA DIGITAL TRANSISTOR Q401 UN4219 DIGITAL TRANSISTOR Q402 2SA1175 F E TRANSISTOR Q402 2SA933AS Q R TRANSISTOR Q501 HN1C01F DUAL TRANSISTOR A501 W02 2939 05 ELECTRIC CIRCUIT MODULE C1 2 CC73GCH1H471J CHIP C 470PF J C5 6 CQ93FMG1H103J MYLAR 0 010UF J C7 ...

Page 33: ...any V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks C3 4 CE04KW1H010M ELECTRO 1 0UF 50WV C5 8 CQ93FMG1H104J MYLAR 0 10UF J C9 10 CE04KW1H220M ELECTRO 22UF 50WV C11 12 CK73GB1H471K CHIP C 470PF K C15 16 CC73GCH1H220J CHIP C 22PF J C17 18 CK45FF1H472Z CERAMIC 4700PF Z ...

Page 34: ... E Europe G Germany V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks C663 CE04LW1A101M ELECTRO 100UF 10WV C664 CC73GCH1H470J CHIP C 47PF J C665 666 CC73GCH1H100D CHIP C 10PF D C667 CC45FSL1H121J CERAMIC 120PF J C701 CE04LW1H010M ELECTRO 1 0UF 50WV C702 CK45FF1H103Z CE...

Page 35: ...waii T England E Europe G Germany V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks R235 RK73GB1J105J CHIP R 1 0M J 1 16W R236 RK73GB1J331J CHIP R 330 J 1 16W R237 RK73GB1J101J CHIP R 100 J 1 16W R240 RK73GB1J100J CHIP R 10 J 1 16W R241 RK73GB1J272J CHIP R 2 7K J 1 16W...

Page 36: ... D15 MTZJ16 B ZENER DIODE D16 HSS104A DIODE D16 1SS133 DIODE D50 HZS5 6N B ZENER DIODE D50 MTZJ5 6 B ZENER DIODE D50 RD5 6ES B ZENER DIODE D101 106 HSS104A DIODE D101 106 1SS133 DIODE D201 HSS104A DIODE D201 1SS133 DIODE D501 HSS104A DIODE M1M2 D501 1SS133 DIODE M1M2 D701 HSS104A DIODE D701 1SS133 DIODE D702 1SS402 DIODE D704 707 HSS104A DIODE D704 707 1SS133 DIODE IC21 AN8399SA E1 ANALOGUE IC IC2...

Page 37: ... Power consumption 120 W Dimensions W 180 mm 7 1 16 H 255 mm 8 7 16 D 335 mm 13 3 16 Weight net 5 3 kg 11 7 lb RXD M55 H M55 N M55 S M55E H M55E N M55E S SPECIFICATIONS 14 6 Dogenzaka 1 chome Shibuya ku Tokyo 150 8501 Japan KENWOOD SERVICE CORPORATION P O BOX 22745 2201 East Dominguez St Long Beach CA 90801 5745 U S A KENWOOD ELECTRONICS CANADA INC 6070 Kestrel Road Mississauga Ontario Canada L5T ...

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