Kenwood KDC-Z828 Service Manual
Kenwood KDC-Z828 Service Manual

Kenwood KDC-Z828 Service Manual

Cd md-ch control mp3 cd receiver

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CD
MD-CH CONTROL MP3 CD RECEIVER
G
KDC-Z828
Z828
SERVICE MANUAL
KDC-Z828
Panel assy
(A64-2473-08)
KDC-Z828
Panel assy
Z828
(A64-2625-08)
Z828
Plastic cabinet assy
(A02-2711-08)
DC cord assy
(E30-6021-08)
CD MD-CH CONTROL MP3 CD RECEIVER
AUD
EX
4.5V
PREOUT
LOUD DISP
SCAN
RDM
NAME.S
CD MD-CH CONTROL MP3 CD RECEIVER
EX
AUD
4.5V
PREOUT
LOUD DISP
SCAN
RDM
NAME.S
Remote controller assy
(A70-0894-05)
RC-520
Lever
(D10-4364-08)x2
© 2001-5 PRINTED IN JAPAN
B51-7790-00 (N) 1737
Front glass assy
(B10-4201-08)
COMPACT
DIGITAL AUDIO
TEXT
REP
M.RDM
AUTO
AME
MENU
Front glass assy
(B10-4200-08)
COMPACT
DIGITAL AUDIO
TEXT
REP
M.RDM
AUTO
AME
MENU
SIZE AAA BATTERY
(Not supplied)
Stay
Screw set
(J54-0606-04)
(N99-1700-05)
Escutcheon
(B07-3038-08)
S.A
2
ZONE
DAB
SRC
PWR
OFF
47Wx4
FM
NF
D I S C
AM
Escutcheon
(B07-3048-08)
S.A
2
ZONE
DAB
SRC
PWR
OFF
47Wx4
FM
NF
D I S C
AM
Mounting hardware assy
(J21-9585-18)
Screw set
(N99-1716-08)

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Summary of Contents for Kenwood KDC-Z828

  • Page 1 MD-CH CONTROL MP3 CD RECEIVER KDC-Z828 Z828 SERVICE MANUAL © 2001-5 PRINTED IN JAPAN B51-7790-00 (N) 1737 KDC-Z828 Panel assy Front glass assy Escutcheon (A64-2473-08) (B10-4201-08) (B07-3038-08) CD MD-CH CONTROL MP3 CD RECEIVER ZONE KDC-Z828 COMPACT DIGITAL AUDIO TEXT 4.5V...
  • Page 2 VOL MAX IC300 IC301 IC500 : 830mV : 400Hz 75kHzDEV 60dBuV : 250mV FRONT FRONT : 400Hz 30%MOD 74dBuV E-VOL : 1800mV POWER IC REAR REAR : 1kHz 0dB TDA7407 CD-CH : 1800mV TA8263BH CD-CH : 1kHz 0dB : 1800mV : 1kHz 1200mV INPUT FRONT FRONT...
  • Page 3: Components Description

    Q804,805 AUDIO 9V SW Q201 MUTE DRV For SA muting Q806 AUDIO 9V SW Q202 ALC Q900 LED SW LED SW for SRC and KENWOOD logos Q300 MUTE E-VOL muting SW 5V Panel SW for SA-BPF and Q930,931 PNL5V SW Q350A,B MUTE DRV...
  • Page 4: Microcomputer's Terminal Description

    KDC-Z828,Z828 MICROCOMPUTER'S TERMINAL DESCRIPTION G System Microcomputer UPD703033GC060 (IC1 : Main unit) PinNo. Pin name Description Processing Operation AMP_MUTE Muting control output to Power IC Muting ON: Low. Muting OFF: High. AMP_STBY Standby control output to Power IC Standby canceled: High. Standby mode: Low.
  • Page 5 KDC-Z828,Z828 MICROCOMPUTER'S TERMINAL DESCRIPTION PinNo. Pin name Description Processing Operation Panel open (SW ON): Low. PNL_DET Panel position detection input Panel closed (SW OFF): High. CD_MUTE Muting input from CD mechanism MUTE:LO CD_MRST Reset output to CD mechanism RESET:LO CD_MSTOP...
  • Page 6 KDC-Z828,Z828 MICROCOMPUTER'S TERMINAL DESCRIPTION G Panel Microcomputer UPD703033GC062 (IC900 : Control uCOM) PinNo. Pin name Description Processing Operation VFD_DATA1 Data output "1" to VFD driver VFD_CLK Clock output to VFD driver Resistor connected to GND VFD_DATA2 Data output "2" to VFD driver...
  • Page 7 KDC-Z828,Z828 MICROCOMPUTER'S TERMINAL DESCRIPTION PinNo. Pin name Description Processing Operation OUTPUT OPEN Output Enable output to external ROM Chip Enable output to external ROM OUTPUT OPEN OUTPUT OPEN Data input "AD0" from external ROM Data input "AD1" from external ROM Data input "AD2"...
  • Page 8 KDC-Z828,Z828 MICROCOMPUTER'S TERMINAL DESCRIPTION PinNo. Pin name Description Processing Operation Key return "3" Key return "2" Key return "1" PN_SC_REQ Send request output to Main uCOM AVCONT A/D reference voltage control output Operating: High. PN_SC_CON Operation control input from Main uCOM Operating: High.
  • Page 9 KDC-Z828,Z828 MICROCOMPUTER'S TERMINAL DESCRIPTION G Mechanism Microcomputer M30620MCAB12GP (IC1 : X32) PinNo. Pin name Description Processing Operation Not used BYTE 8-bit/16-bit path width switching CNVss Not used RESET Reset terminal Reset: Low. Normal: High. Xout Clock output Connected to GND Clock input Interrupt: Low.
  • Page 10 KDC-Z828,Z828 MICROCOMPUTER'S TERMINAL DESCRIPTION PinNo. Pin name Description Processing Operation SCTL RF 1x/2x speed switching 2x: Low. 1x: High 52,53 NC Not used MUTE-R Muting (Right) terminal Muting: Low MUTE-L Muting (Left) terminal Muting: Low LDON Laser ON/OFF terminal L:OFF H:ON...
  • Page 11: Test Mode

    KDC-Z828,Z828 TEST MODE System Microcomputer Test Mode (9) Special display when display is All ON Pressing one of the PRESET keys while all display is ON in the All (1) How to enter the test mode OFF mode displays the information as shown below.
  • Page 12: Pc Board (Component Side View)

    PC BOARD (COMPONENT SIDE VIEW) DC/DC CONV PWB S800 EJECT SUB PWB D800 R800 DC700 C708 C705 C707 C706 (FOIL SIDE VIEW) DC/DC CONV PWB SUB PWB CN800 R700 C700 D700 C702 CN801 R702 R703 C704 Refer to the schematic diagram for the values of resistors and capacitors.
  • Page 13 PC BOARD (COMPONENT SIDE VIEW) CONTROL PWB MAIN PWB TU100 CN400 CN450 CN100 C511B VOL- CN600 13 11 12 8 4 3 2 C513A L100 C103 C102 C105 D400 D403 Q630 D402 C107 L103 C452 RN400 C451A C401 DISP Q100 Q102 D620 C204A...
  • Page 14 PC BOARD (FOIL SIDE VIEW) CONTROL PWB MAIN PWB C113 D404B C106 R105 C108 D405 L961 D450A C965 C112 R106 RN902 CN600 C966 L960 C356A C356B D404A D451 D450B R964 D352A C943 C628 D352B R633 C601 C402 C962 C960 D351B D351A D350A D350B...
  • Page 15 PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) X32-5090-00 (J74-1192-12) X32-5090-00 (J74-1192-12) R105 C101 R200 R107 R108 R109 R110 C100 R103 R27 C74 R102 3.3V R100 MRST CNVSS SPL- R101 R13 CP10 SLED+ LOAD SPL+ SLED- EJECT MCKO DOUT IC13 SCKO LRCK ERCK...
  • Page 16 (X32-5090-00) : M30620MCAA99GP : UPD63724B : TC74HC157AF : LP2982-3.3 C4 10u10 : STA013 4.9V AGND : MSM514260CP-60 R104 2.4V : TC7SH04F : TA78L05F 3.3V 2.4V C83 10u10 : PCM1716 ERCK 4.8V IC10 : UPC2575GS D.VDD 1.2K R110 5.6K 2.4V IC11 : BA5917AFP 22u10 4.8V...
  • Page 17 MAIN UNIT to X32-5080/X32-5030 TU100 REQ C R404 1K R400 47 DATA H R402 47 CN200 22 21 20 19 18 14 13 11 10 9 7 6 5 R401A 100 C200 R200 CN400 ANT. DATA C R403 1K 0.047 100K RESET R405 2.2K...
  • Page 18 C357B R354B KDC-Z727/Z828 10u16 -9.4V 14.2V Q350B D350B 4.7K C352 R42, R44,106,310A, IC310 MODEL NAME 310B,639 ∗ BUFF f-CD7 Z828 KDC-Z828 D350A f-CD5 L801 Q350A 9.8V Z727 ∗ 11VAVR Q633 IC250 2.2uH C258 KDC-Z727 4.7K +11V +11V 0.068 2.4V 10.3V...
  • Page 19 CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out KDC-Z828,Z828 (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
  • Page 20: Exploded View (Mechanism)

    KDC-Z828,Z828 EXPLODED VIEW (MECHANISM) M1.7x2.5 N09-4249-05 2x3.5 N09-4172-05 M1.7x4 N09-4202-05 M2x2 N38-2020-46 N09-4294-05 WASHER 1.2 N19-2023-04 WASHER 1.6 N19-2058-04 WASHER 1.6 N19-2093-04 M2x2 N39-2020-46 405A DPU1 X32-5090-00 Parts with the exploded numbers larger than 700 are not supplied.
  • Page 21: Exploded View (Unit)

    KDC-Z828,Z828 EXPLODED VIEW (UNIT) SIZE AAA BATTERY (Not supplied) DME1 SUB UNIT DC/DC UNIT (MAIN) MAIN UNIT FPC1 (CONT.) VFD960 CONTROL UNIT Parts with the exploded numbers larger than 700 are not supplied.
  • Page 22: Parts List

    22PF 3C ∗ G09-2048-08 SPRING (OPEN) CC73GCH1H120J CHIP C 12PF 2C ∗ G13-1252-08 CUSHION (SUB) CK73GB1H103K CHIP C 0.010UF K E: Europe K: North America M: Other Areas K : Z828 indicates safety critical W: Without Europe M : KDC-Z828...
  • Page 23: Main Unit

    C316A,B CK73GB1A334K CHIP C 0.33UF C624 CE04CW1E101M ELECTRO 100UF 25WV C317A,B CK73GB1A224K CHIP C 0.22UF C625 CK73GB1H103K CHIP C 0.010UF E: Europe K: North America M: Other Areas K : Z828 indicates safety critical W: Without Europe M : KDC-Z828...
  • Page 24 RK73GB1J471J CHIP R J 1/16W R302 RK73GB1J472J CHIP R 4.7K J 1/16W R303 RK73GB1J102J CHIP R 1.0K J 1/16W E: Europe K: North America M: Other Areas K : Z828 indicates safety critical components. W: Without Europe M : KDC-Z828...
  • Page 25 CHIP R 1.0K J 1/8W D450A,B STZ6.2Z ZENER DIODE R619 RK73GB1J561J CHIP R J 1/16W D451 STZ6.2Z ZENER DIODE E: Europe K: North America M: Other Areas K : Z828 indicates safety critical components. W: Without Europe M : KDC-Z828...
  • Page 26: Dc/Dc Converter Unit

    CHIP R J 1/10W Q350A,B DTC343TK DIGITAL TRANSISTOR Q351A,B DTC343TK DIGITAL TRANSISTOR D700 PTZ5.6A DIODE Q352A,B DTC343TK DIGITAL TRANSISTOR E: Europe K: North America M: Other Areas K : Z828 indicates safety critical components. W: Without Europe M : KDC-Z828...
  • Page 27: Control Unit

    CHIP R 1.0K J 1/16W S901 S70-0864-05 TACT SWITCH ∗ S70-0886-08 S980 TACT SWITCH R901 R92-1252-05 CHIP R 0 OHM E: Europe K: North America M: Other Areas K : Z828 indicates safety critical components. W: Without Europe M : KDC-Z828...
  • Page 28 C29 -31 CK73GB1C104K CHIP C 0.10UF CP8 -10 R90-1012-05 MULTI-COMP 22K X4 R1 ,2 RK73GB1J183J CHIP R 18K J 1/16W E: Europe K: North America M: Other Areas K : Z828 indicates safety critical components. W: Without Europe M : KDC-Z828...
  • Page 29 ARM ASSY RK73GB1J220J CHIP R J 1/16W D10-4305-14 ARM ASSY RK73GB1J222J CHIP R 2.2K J 1/16W D10-3087-44 ARM ASSY E: Europe K: North America M: Other Areas K : Z828 indicates safety critical components. W: Without Europe M : KDC-Z828...
  • Page 30 TORSION COIL SPRING G01-2777-24 TORSION COIL SPRING G01-2844-04 EXTENSION SPRING G02-1231-04 FLAT SPRING G02-1319-04 FLAT SPRING G02-1241-24 FLAT SPRING E: Europe K: North America M: Other Areas K : Z828 indicates safety critical components. W: Without Europe M : KDC-Z828...
  • Page 31: Specifications

    182x53x156mm 7-3/16x2-1/16x6-1/8inch Weight 1.8kg 4.06lbs(1.8kg) KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice. KENWOOD CORPORATION 14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo 150-8501 Japan KENWOOD SERVICE CORPORATION KENWOOD ELECTRONICS ITALIA S.p.A. Via G. Sirtori 7/9, 20129 Milano, Italy P.O.

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Z828

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