CD RECEIVER
KDC-MP6025/MP625 /MP858 /W6527/W6527Y
SERVICE MANUAL
KDC-MP6025 (K3) KDC-MP625 (K2)
Panel assy (A64-3213-02) :K2 (A64-3214-02) :K3 Escutcheon (B07-3098-02) :K2 (B07-3100-02) :K3 © 2004-1 PRINTED IN JAPAN B53-0124-00 (N) 2704 CD MECHANISM EXTENSION CORD (24P) : W05-0935-00
KDC-MP858
(M1)
Panel assy (A64-3215-02)
Escutcheon (B07-3098-02)
KDC-W6527 (E) KDC-W6527Y(E1)
Panel assy (A64-3217-02) Escutcheon (B07-3083-02)
Plastic cabinet assy (A02-2732-03)
Lever (D10-4589-04) x2
Mounting hardware assy (J21-9716-03)
DC cord DC cord (E30-6063-15) :EE1 (E30-6294-05) :M1 (E30-6295-05) :K2K3
Remote controller assy (RC-505) (A70-2059-05) :K2K3M1
Size AA battery (Not suplied) :K2K3M1
Remote controller assy (RC-420) (A70-2055-05) :EE1
Antennaadaptor Screw set (N99-1723-05) :K2K3M1 (T90-0523-05) :EE1
Screw (N09-6212-05)
TDF PANEL INFORMATION
MODEL TDF PANEL No. TDF NAME TDF-46D TDF-46DB TDF-W6527 KDC-MP625/MP858 Y33-1990-61 KDC-MP6025 Y33-1990-62 KDC-W6527/W6527Y Y33-1990-63
KDC-MP6025/MP625/MP858 KDC-W6527/W6527Y
INPUT-MPX
AC OUT
AC IN0
AC IN1
AC IN2
BU
AC IN3
SUB
IC14 LEVEL METER
AUDIO
IC19
HPFE’S LIGHT C/R : DISCREET
PWIC
FR
PANEL
TYPE
2
(X34- )
A2 F/E AUX IC12 RDS (E type ONLY)
CD AUX CH MPX
IC2 E-VOL STD INGAIN VOLUME TREBLE OUT-SEL FRONT MAIN PHONE /NAVI SUB INGAIN + AUTOZER 0 BASS MID REAR NF/R
NAVI IN1 : HPF IN2 : 2ZONE IN3 : LPF ACIN 3+LPF : FREE ONLY NO HPF F/R/NF
IC4 PW-IC SOFT MUTE FADER
DC
SP-OUT
R/L R/R F/L F/R
FRONT
BU
REAR NF
MONO 2chQ49,50 MUTE
MUTE L/R
PRE-OUT
FRONT
LX-BUS
CH/AUX
DC OFFSET DET
Q47,48 MUTE
MUTE L/R
PRE-OUT
REAR/NF
BLOCK DIAGRAM
OPELDISP (E type ONLY)
Q58,59 MUTE
2ZONE
Q56,57 MUTE
NF
Q36 ACC-DET ACC
ANT-CON Q7,9 CD SERVO Q10,11 REG.
PON
Q25 ANT-SW
Q27 REG.
P-CON
IC1
P-CON
SYSTEM u-COM PANELMECHA
POWER DET
IC13 PANEL MECHA DRIVER+B Q3
IC3,Q8BU5V A8V REG.
PON
BU
(X16-251)
IC3 REMO CD DXM6540W
BU5 CD SERVO
Q1,2 SW
PON
Q35 CD-4.7V BU-DET IC7
IC1
SW5
SW5V
BU5V
PANEL u-COM
BU5
KEY MATRIX
ED1 FL
Q3 SW
FL+B
A1 FL +B DC/DC IC20 FL F+/FSW REG. ILL+B Q15,16 SW11V
PON ILL
REG.
PON CD/MD
LEVEL SHIFT
SW3
FL+B F+/F-
KDC-MP6025/MP625/MP858 KDC-W6527/W6527Y
COMPONENTS DESCRIPTION
?SUB-CIRCUIT UNIT (X16-2510-10/X16-2722-70)
Ref. No. IC1 IC2 IC3 IC4 Q1 Q2,3 Q4 Q6 Q7,9 Q8,10 Q11,12 Application / Function Panel µcom 3.3V Regulater Remote Control IC Buffer IC FL BLK SW FL+B SW SW5V ? LED SW Red LED SW Green LED SW Blue LED SW It is change into 3.3V from 5V VFD is turned on when Q1’s base level goes “H” FL+B (VDD2) is turned on when Q2’s base level goes “H” The power supply of IC3 isturned on when Q4’s base level goes “L” ? LED is turned on when Q6’s base level goes “H” RED LED is turned on when Q7’s base level goes “L” GREEN LED is turned on when Q8’s base level goes “L” BLUE LED is turned on when Q11’s base level goes “L” The power supply of IC and VFD (Logic) which are driven by 3.3V Operation / Condition / Compatibility
? ELECTRIC UNIT (X34-301x-xx/X34-3222-70)
Ref.No. IC1 IC2 IC3 IC4 IC7 IC10 IC11 IC12 Application / Function System µCOM E.Vol & N.C.MPX A8V Ref Power Supply Power IC SW Regulator Muting logic IC Reset IC RDS decoder IN Panel mecha IN1 L IC13 Panel mecha motor driver Panel mecha control L H H IC14 IC20 Q1,2 Q3,4 Q5 Q6,8 Q7,9 Q10,11 Q12 Level meter Buffer SW Regulator B.U.5V AVR SW5V SW14V AUDIO8V AVR SERVO+B AVR SERVO+B AVR (Panel Mecha) SWfor IC7 H L H OPEN CLOSE STOP IN2 L WAIT Operation / Condition / Compatibility Controls FM/AM tuner, the changer, CD/MD mechanism, Panel, volume and tone. Controls the source, volume, tone and FM multiplex detector Output 1.27V Amplifies the front L/R and the rear L/R to 50W or 47W maximum. Power Supply for mp3 Controls logic for muting. “L” when detection voltage goes below 3.6V or less.
The…