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Kenwood Z727, Service Manual

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Kenwood Z727 Service Manual Download Page 12

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PC BOARD (COMPONENT SIDE VIEW)

(FOIL SIDE VIEW)

Refer to the schematic diagram for the values of resistors and capacitors.

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L700

C701

C703

C708

C707

C706

C705

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4

1

CN700

CN701

DC700

DC/DC CONV PWB

D800

SUB PWB

S800

R800

EJECT

R700

R702

C704

C702

C700

R703

D700

DC/DC CONV PWB

CN801

CN800

1

19

20

2

1

15

SUB PWB

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www. xiaoyu163. com

QQ 376315150

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TEL 13942296513

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TEL  13942296513  QQ  376315150  892498299 

TEL  13942296513  QQ  376315150  892498299 

Summary of Contents for Z727

Page 1: ...DIGITAL AUDIO 2ZONE DAB TEXT SIZE AAA BATTERY Not supplied Plastic cabinet assy A02 2711 08 Panel assy A64 2473 08 Front glass assy B10 4204 08 Escutcheon B07 3038 08 Panel assy A64 2625 08 Front glass assy B10 4203 08 Escutcheon B07 3048 08 Remote controller assy A70 0894 05 Mounting hardware assy J21 9585 18 DC cord assy E30 6021 08 Lever D10 4364 08 x2 Stay J54 0606 04 Screw set N99 1700 05 Scr...

Page 2: ...CRIPTION 6 TEST MODE 11 PC BOARD 12 SCHEMATIC DIAGRAM 19 EXPLODED VIEW 27 PARTS LIST 29 SPECIFICATIONS BACK COVER 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 ...

Page 3: ...NF AC OUT E PROM TUNER SGS IC 01 ST TDA7407 E VOL UPD703033AGC MAIN u COM ANT IC300 IC900 HD74HC27FP MUTE IC IC3 SW OP AMP BA3129F IC201 IC200 BA3121F GND ISO TDA7401D H P F IC301 S 80842 RST IC2 ANNP PANEL u COM UPD703033AGC IC900 LEVEL SIFT TC74HC4050AFT MATRIX KEY RS 171 REMO MSM531622F ROM TS IC961 IC930 IC950 VFD BA3830F SA IC IC940 NJM4565MD IC202 SA MIX AMP TA8263BH POWER IC IC500 IC310 NJM...

Page 4: ... 5V VFD 14V NF AC OUT E PROM TUNER SGS IC 01 ST TDA7407 E VOL UPD703033AGC MAIN u COM ANT IC300 IC900 HD74HC27FP MUTE IC IC3 SW OP AMP BA3129F IC201 IC200 BA3121F GND ISO TDA7401D H P F IC301 S 80842 RST IC2 ANNP PANEL u COM UPD703033AGC IC900 LEVEL SIFT TC74HC4050AFT MATRIX KEY RS 171 REMO MSM531622F ROM TS IC961 IC930 IC950 VFD BA3830F SA IC IC940 NJM4565MD IC202 SA MIX AMP TA8263BH POWER IC IC5...

Page 5: ...50A B MUTE DRV PRE OUT muting Q351A B MUTE DRV PRE OUT muting Ref No Element Function Operation Condition Q352A B MUTE DRV PRE OUT muting Q600 BU DET B U ON OFF detection Q601 Acc DET Acc ON OFF detection Q602 P ANT SW Q603 P ANT SW Q604 P CON SW Q605 P CON PROTECT Q606 P CON PROTECT Q607 P CON SW Q608 DIMMER SW Q609 EXT AMPCON SW Q611 612 PNL5V AVR 5V panel power supply Q613 614 BU5V AVR 5V uCOM ...

Page 6: ...chanism E VOL TDA7407 and HPF 23 MUTE O Muting control output N CH open drain MUTE ON HI MUTE OFF LO 24 SW5V O 5 V SW control output N CH open drain SW5V ON LO SW5V OFF HI 25 F E_DATA I O Data input output from to F E and PROM N CH open drain 26 F E_CLK I O Clock output to F E and PROM N CH open drain 27 PRE_OUT_MUTE O PRE OUT muting control output Muting ON Low Muting OFF High Momentary power dow...

Page 7: ...connected to GND 79 MP3 CD I MP3 CD identification input CD Low MP3 High 80 S METER I FM S meter input from F E Analog input 81 TYPE1 I Destination type ID input K North America H M General overseas L 82 TYPE2 I Destination type ID input K North America H M General overseas H 83 NC I Resistor connected to GND 84 ST_TYPE1 I E VOL setting selection input Normal Low Special High 85 ST_TYPE2 I E VOL s...

Page 8: ... driver Display ON High Display OFF Low 18 IC Vpp Test 19 A5 O Address output A5 to external ROM 20 A6 O Address output A6 to external ROM 21 A7 O Address output A7 to external ROM 22 A8 O Address output A8 to external ROM 23 A9 O Address output A9 to external ROM 24 A10 O Address output A10 to external ROM 25 A11 O Address output A11 to external ROM 26 A12 O Address output A12 to external ROM 27 ...

Page 9: ...a input AD12 from external ROM 62 AD13 I Data input AD13 from external ROM 63 AD14 I Data input AD14 from external ROM 64 AD15 I Data input AD15 from external ROM 65 A16 O Address output A16 to external ROM 66 A17 O Address output A17 to external ROM 67 A18 O Address output A18 to external ROM 68 A19 O Address output A19 to external ROM 69 NC O OUTPUT OPEN 70 A21 O Address output A21 to external R...

Page 10: ...FF Low Interrupt input 91 BLUE O Blue LED control output LED ON HI LED OFF LO 92 PN_MC_REQ I Send request input from Main uCOM 93 KS4 O Key scan 4 94 KS3 O Key scan 3 and Flash uCOM write port 95 KS2 O Key scan 2 and Flash uCOM write port 96 KS1 O Key scan 1 and Flash uCOM write port 97 PN_SC_DATA I Data input from Main uCOM 98 PN_MC_DATA O Data output to Main uCOM 99 PN_MC_CLK I Clock input from ...

Page 11: ... The EEPROM remains in the initial value undefined values because the F E was shipped without passing the adjustment process etc 7 TNCON NG Communication with the F E is not available 5 CD receiver test mode specifications 7Forced ejection at reset start is inhibited The CD is not recognized when the set is reset with the CD loaded in it 7Pressing the Track Up key jumps to the following tracks in ...

Page 12: ...1 C703 C708 C707 C706 C705 1 4 4 1 CN700 CN701 DC700 DC DC CONV PWB D800 SUB PWB S800 R800 EJECT R700 R702 C704 C702 C700 R703 D700 DC DC CONV PWB CN801 CN800 1 19 20 2 1 15 SUB PWB 12 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 ...

Page 13: ...3 R12 R10 C7 C6 R11 C5 R19 R213 R202 C55 R21 C4 CLVS VDET TRCRS BDO RFDET OFT 1 STLD SMCK ST O FLAG TOFS FCLK DQSY IPFLAG 1 1 16 32 17 25 51 75 76 100 50 26 14 15 28 B E IC1 IC4 D1 S3 S2 Q1 IC2 S1 X32 5030 01 J74 1161 02 IC Q address 1 5G 2 5H 4 2I 1 5G X32 5030 01 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 8...

Page 14: ...S FOD R107 R47 B CP1 E CP2 BU 5V C21 SPDL SPDL A GND Lch TVD R75 MSTOP MRST C45 R83 R72 R71 C43 R81 B B E E R77 R108 SW1 CLK DATA R104 SW2 D GND RST C71 R121 R117 5 C72 C68 4 R122 R102 R118 R126 C77 8 C79 C80 1 C78 A 5V LO EJ MUTEL MOTOR R78 C41 R44 C51 C67 R103 C63 E B G O I D4 CN2 CN1 Q4 Q2 D2 Q5 IC6 D3 Q3 IC5 IC Q address 5 2L 6 4L 2 5L 3 3L 4 4M 5 5L X32 5030 01 www xiaoyu163 com QQ376315150 9...

Page 15: ... RN1 RN3 RN4 RN5 RN6 R4 RN7 R5 R3 RN8 15 12 11 22 23 33 X2 R7 RN10 C17 R17 RN15 RN16 C612 C2 R26 R1 RN2 R9 C11 R6 RN14 RN17 R24 R38 R39 C511A C357B C357A C358A C358B C355A C359A C355B C359B C627 C317B C317A C315A C318B C316B C318A C262 C264 C252 C308 C307 C306 C320B C320A C203A C20 R300 R301 R302 C305 C304 R209A C23 R209B R621 R632 R631 C632 C803 C802 C804 C806 C805 C808 C809 R40 C21 C22 C203B C10...

Page 16: ... R617 C610 R618 R606 R635 C620 B R625 C26 R363A R353A R351A JP1 E B R50 C4 C321B C322A C322B C321A C324 C319 R253 R252 R251 R250 C251 C250 TEST R2 C12 C3 R21 R20 JP2 R23 R22 C253 C254 C255 C259 R254 C256 C257 R350A R350B R361B R352B R361A R352A C261 R364B R359B R358B C311 B E C300 C323 C263 R104 R310A R310B R370A R370B C258 C260 R364A R359A R358A R366A R365A R365B R368B R368A R356 R354B C353B C353...

Page 17: ... MSTOP A 8V Lch A GND Rch LO EJ MOTOR S 7 5V S GND SW3 16 93MHz X1 100K R213 100K C85 0 1 100K R54 0 1 C35 220K R38 0 015 C25 0 1 C29 R37 470 C28 1 1 C26 150 R36 R32 100K 47K R5 360 28 27 FCS TRK TRK FCS 47K R73 R71 10K 1K R72 0 015 C43 R78 24K 56K R77 R76 6 2K 33K R75 27 26 1 2 CP1 100 4 7K R49 7 6 8 5 4 1 2 3 C79 C80 330 R108 330 R107 20K R121 R117 20K 68P C77 20K R125 R118 20K R122 20K 68P C78 ...

Page 18: ...16 C312B C313B 4 7u16 C313A 4 7u16 0 033 C304 18 19 29 30 31 32 47u16 C301 0 01 C300 1K R303 4 7K R302 4 7K R301 0 47 C306 0 1 C309 0 1 C308 150P C307 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 26 27 28 29 30 31 32 33 34 35 36...

Page 19: ...u10 B600 C618 0 01 C619 100u10 1 R624 1 R623 1 5K R625 0 1 C620 C621 100u16 C622 0 01 C623 100u10 C627 100u10 C628 0 01 R629 1 5K R633 1 5K C612 100u10 C611 0 1 1 8K R620 1K R628 1K R627 R626 10K 100u25 C624 C625 0 01 C626 100u10 15 16 17 18 19 20 21 22 23 24 25 26 27 28 HPRR2 HPRR1 HPRL2 HPRL1 HPFR2 HPFR1 HPFL2 HPFL1 CREF AGND DGND SCL SDA VCC 14 13 12 11 10 9 8 7 6 5 4 3 2 1 HPRR OUT HPRL OUT OU...

Page 20: ... 7 6 5 4 3 2 1 19 20 17 18 16 D GND EJ SW LED SW BU 5V DS GND AUDIO V GND CLK MC REQ RESET SC REQ DATA FAC1 PNL RST FAC2 VFD D GND D GND PNL 5V DS GND 82 R800 11 NP 13 CLK 12 NP 3 7 9 10 GCP LATCH 8 BK VDD1 5 6 VSS VSS 4 VDD2 B F1 1 2 F1 F1 KR2 C965 F2 DATA2 DATA1 F2 F2 17 15 16 18 14 0 01 C962 R980 3 9K R981 3 9K R982 3 9K 10 R961 4 7 C961 0 01 C960 C963 4 7 14 13 15 10 9 13 9 12 10 13 2 4 15 1 1...

Page 21: ...60 420 DPU1 444 403 409 410 447 435 458 467 478 DM2 DM1 424 455 434 432 431 427 429 449 436 430 421 463 464 422 461 461 476 433 407 401 462 408 406 460 460 469 405 873 454 441 482 451 A B C D E F G H J M1 7x2 5 2x3 5 M1 7x4 M2x2 2x6 WASHER 1 2 WASHER 1 6 WASHER 1 6 M2x2 N09 4249 05 N09 4172 05 N09 4202 05 N38 2020 46 N09 4294 05 N19 2023 04 N19 2058 04 N19 2093 04 N39 2020 46 www xiaoyu163 com QQ3...

Page 22: ... S 782 S DME1 FC1 L J J 216 213 231 212 245 769 SUB UNIT C 218 232 240 214 201 236 236 B G B B Bx2 251 230 210 211 J H 244 234 217 D A 224 220 FPC1 D F D 241 223 222 F F 246 D D 777 770 KX2 P P 225 768 279 719 R R R 772 275 Mtype 275 Ktype 781 274 229X8 P MAIN Q 204 Kx2 K T K K 776 766 766 767 KX2 P P P PX2 Q 205 207 235 252 255 PA1 262 208 257 260 206 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9...

Page 23: ...1252 08 CUSHION SUB 237 3C G13 1253 08 CUSHION KNOB H10 4790 08 POLYSTYRENE FOAMED FIXTURE H25 0337 04 POLY BAG 04X200X290 H25 1171 08 PROTECTION BAG 03X270X550 Ref No A d d N e w Parts No Description Dest inati on H54 2159 08 ITEM CARTON CASE K H54 2160 08 ITEM CARTON CASE M 240 2C J19 5108 08 HOLDER LEVER 241 2C J19 5109 08 BRACKET ASSY 242 3C J19 5112 08 PLATE HOLDER 243 2C J19 5113 08 HOLDER S...

Page 24: ...GB1A334K CHIP C 0 33UF K C316A B CK73GB1A334K CHIP C 0 33UF K C317A B CK73GB1A224K CHIP C 0 22UF K C318A B CK73GB1A224K CHIP C 0 22UF K Ref No A d d N e w Parts No Description C319 CK73FB1A225K CHIP C 2 2UF K C320A B CK73FB1A225K CHIP C 2 2UF K C321A B CK73GB1H104K CHIP C 0 10UF K C322A B CK73GB1H104K CHIP C 0 10UF K C350A B CE04CW1C220M ELECTRO 22UF 16WV M C350A B C90 2597 05 ELECTRO 10UF 16WV K ...

Page 25: ...6W Ref No A d d N e w Parts No Description R8 RK73GB1J102J CHIP R 1 0K J 1 16W R9 RK73GB1J473J CHIP R 47K J 1 16W R10 RK73GB1J473J CHIP R 47K J 1 16W R11 RK73GB1J471J CHIP R 470 J 1 16W R12 RK73GB1J102J CHIP R 1 0K J 1 16W R14 RK73GB1J471J CHIP R 470 J 1 16W R15 R92 1252 05 CHIP R 0 OHM R16 RK73GB1J105J CHIP R 1 0M J 1 16W R17 RK73GB1J222J CHIP R 2 2K J 1 16W R18 RK73GB1J473J CHIP R 47K J 1 16W R2...

Page 26: ...RD14DB2H332J SMALL RD 3 3K J 1 2W R606 RK73EB2B333J CHIP R 33K J 1 8W R607 RK73GB1J103J CHIP R 10K J 1 16W R608 RK73GB1J472J CHIP R 4 7K J 1 16W R609 RK73GB1J223J CHIP R 22K J 1 16W Ref No A d d N e w Parts No Description R610 R90 1044 08 FL PROOF RS 1 2K J 1 2W R611 R90 1044 08 FL PROOF RS 1 2K J 1 2W R612 RK73GB1J472J CHIP R 4 7K J 1 16W R613 RD14DB2H102J SMALL RD 1 0K J 1 2W R614 RK73GB1J223J C...

Page 27: ... A d d N e w Parts No Description Q201 DTC343TK DIGITAL TRANSISTOR Q202 2SC4081 TRANSISTOR Q300 DTC144EUA DIGITAL TRANSISTOR Q350A B DTC343TK DIGITAL TRANSISTOR Q351A B DTC343TK DIGITAL TRANSISTOR Q352A B DTC343TK DIGITAL TRANSISTOR M Q600 2SC4081 TRANSISTOR Q601 2SC4081 TRANSISTOR Q602 DTC114YUA DIGITAL TRANSISTOR Q603 2SA1703 AN TRANSISTOR Q604 DTC114EUA DIGITAL TRANSISTOR Q605 DTA124EUA DIGITAL...

Page 28: ...R902 RK73GB1J471J CHIP R 470 J 1 16W R903 RK73GB1J104J CHIP R 100K J 1 16W R904 RK73GB1J102J CHIP R 1 0K J 1 16W R905 RK73GB1J104J CHIP R 100K J 1 16W R906 RK73GB1J102J CHIP R 1 0K J 1 16W R907 RK73GB1J471J CHIP R 470 J 1 16W R908 RK73GB1J471J CHIP R 470 J 1 16W R909 RK73GB1J223J CHIP R 22K J 1 16W R910 RK73GB1J101J CHIP R 100 J 1 16W R911 RK73GB1J131J CHIP R 130 J 1 16W R912 RK73GB1J103J CHIP R 1...

Page 29: ...GB1E223K CHIP C 0 022UF K C25 CK73GB1H153K CHIP C 0 015UF K C26 CK73GB0J105K CHIP C 1 0UF K C28 CK73GB0J105K CHIP C 1 0UF K C29 CK73GB1C104K CHIP C 0 10UF K C33 35 CK73GB1C104K CHIP C 0 10UF K C41 CK73EB1C225K CHIP C 2 2UF K C43 CK73GB1H153K CHIP C 0 015UF K C45 CK73GB1H153K CHIP C 0 015UF K C46 CK73GB1C473K CHIP C 0 047UF K C51 CK73FB1C105K CHIP C 1 0UF K C55 CK73GB1C104K CHIP C 0 10UF K C63 C92 ...

Page 30: ...416 1B D10 4004 04 LEVER ASSY 417 1B D10 4006 04 LEVER 418 1A D10 4007 04 LEVER Ref No A d d N e w Parts No Description 419 2B D10 4008 14 LEVER 420 2A D10 4009 23 ARM 421 3A D10 4010 04 LEVER 422 3A D10 4307 04 LEVER ASSY 424 3B D10 4050 04 ARM 427 3A D13 1442 03 RACK GEAR 429 3B D13 1231 04 GEAR 430 3A D13 1240 04 GEAR 431 3B D13 1233 04 GEAR 432 3B D13 1234 14 GEAR ASSY 433 3A D13 1441 03 GEAR ...

Page 31: ...TAPTIT F 3B N19 2023 04 FLAT WASHER G 2A N19 2058 04 FLAT WASHER H 3A N19 2093 04 FLAT WASHER J 2A N39 2020 46 PAN HEAD MACHIN SCREW DM1 3A T42 0764 04 DC MOTOR ASSY SP DM2 3B T42 1028 04 DC MOTOR ASSY SL DPU1 2B T25 0215 05 OPTICAL PICKUP HEAD Ref No A d d N e w Parts No Description E Europe K North America M Other Areas W Without Europe K Z727 M KDC Z727 indicates safety critical components CD M...

Page 32: ... 1 46300 Petaling Jaya Selangor Darul Ehsan Malaysia SPECIFICATIONS Z 727 KDC Z727 FM Frequency Range 50kHz space 87 5MHz 108 0MHz 200kHz space 87 9MHz 107 9MHz 87 9MHz 107 9MHz Usable Sensitivity S N 30dB 9 3dBf 0 8µV 75Ω 9 3dBf 0 8µV 75Ω Quieting Sensitivity S N 50dB 15 2dBf 1 6µV 75Ω 15 2dBf 1 6µV 75Ω Frequency Response 3 0dB 30Hz 15kHz 30Hz 15kHz Signal to Noise ratio MONO 70dB 70dB Selectivit...

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