Document Preview & Text Transcription
This product uses Lead Free solder.
This product complies with the RoHS directive for the European market.
© 2008-3 PRINTED IN JA PAN
B53-0628-00 (N) 429
SERVICE MANUAL
KDC-MP738U/W7541U
/W7541UY/X792/X8009U
CD RECEIVER
KDC-X792
KDC-MP738U
KDC-X8009U
KDC-W7541U
KDC-X8009U
(M type)
KDC-W7541U
KDC-W7541UY
(E type)
KDC-X792
(K type)
SIZE AA BATTERY
(Not supplied)
Panel assy
(A64-4425-02)
MODEL
TDF PANEL No.
TDF NAME
KDC-X792
Y33-2940-60
TDF-88DX
KDC-MP738U
Y33-2940-61
TDF-MP88D
KDC-W7541U/W7541UY
Y33-2940-64
TDF-W7541U
KDC-X8009U
Y33-2940-66
TDF-X8009U
CD MECHANISM EXTENSIONCORD (30P) : E39-1014-05
DC cord (K,M type)
(E30-6428-05)
DC cord (E type)
(E30-6671-05)
Escutcheon
(B07-3238-03): KDC-MP738U
(B07-3235-03): K,E,M type
Mounting hardware assy
(J22-0011-03)
Remote controller assy
(A70-2085-05)
Lever
(D10-7012-04) x2
Carrying case
(W01-1664-05): KDC-X792
(W01-1710-05): K,E type
Compact disc
(W01-1723-05)
Screw set (K,M type)
(N99-1757-15)
Screw set (K,M type)
(N99-1730-35)
Panel assy
(A64-4428-02)
RC-547
Panel assy
(A64-4424-02)
Plastic cabinet assy (M type)
(A02-2757-03)
TDF SPARE-PANEL
Cover (KDC-X792)
(F19-1475-04)
Screw set (KDC-X792)
(N99-1790-05)
KDC-MP738U
(K type)
Panel assy
(A64-4431-02)
2
KDC-MP738U/W7541U
/W7541UY/X792/X8009U
BLOCK DIAGRAM
E2PROM
FST
FM/AM
CD/USB
AUX
RST
CH
SAOUT
SAIN
PON
SW14
PON ILL
PON D5
PON ILL
SW VBU
PON ILL
PON PA
PANEL
(X34-579)
SUB PANEL
(X16- )
(X15-119)
AM+B
SW5V
A8V
A8V
AGC
E-VOL
PRE OUT
AUX IN
IC480
BU5V
SW5V
BU5V
BACK UP
BU5V
OPEL DISP
P-CON
ANT-CON
EXT AMP
ACC DET
DIMMER
B.U DET
BU5V
ILL+B
SW 14V
A8V
SW 5V
P CON
ANT CON
EXT.AMP.CON
DIMMER
ACC
BACK UP
LINE MUTE
SP OUT
(FL/FR/RL/RR)
D 3.3V
SW 5V
D 2.5V
FL+B
FL
SW 3.3V
RESET SW
FLASH ROM
KEY ILL
BU5V
SW5V
A8V
FL+B
ILL+B
ILL+B
(F/R SW)
WIRED REMO
KEY
TEL MUTE
KEY MATRIX
REMO.
LX BUS
SW 20V
USB
PAN5V
CD
SERVO+B
BU5V
D3.3V
USB
SOC
D3.3V
IC4
IC700
IC500
IC450
Q400
Q371,377
Q370,372-376
Q143
Q120
Q150
Q180
Q122
Q13
Q22
Q10
IC60
Q70
Q50
IC11
IC10
IC1
IC6
ED1
Q13
IC8
IC7
IC20
IC602
IC600
IC340
IC530
Q20
IC510
MUTE
SW
MUTE
PRE
MUTE
DRIVER
POWER
IC
F/E
(FST)
RDS
DECODER
ROM CORR
SYSTEM
u-COM
EJECT
SW
RESET
IC
ENCODER
ROTARY
ROM CORR
PANEL
u-COM
SHIFT
LEVEL
LEVEL
SHIFT
SHIFT
LEVEL
FLIP
DET
LEVEL
SHIFT
BU5V
CON.
FL+B
FDC
SW14
+B
SERVO
Q30
SERVO+B
FDC
IC80
USB 5V
PAN5V
SW
HISIDE
IC300
VBUS
Q70
DC/DC
(FL)
FL+B
SW
Q45
FDC
PAN5V
Q40
FDC
PAN5V
BVUS
3
KDC-MP738U/W7541U
/W7541UY/X792/X8009U
BLOCK DIAGRAM
DPU1
CD PLAYER UNIT (X32-6130-00)
BOARD
MOTHER
(X34- )
E
F
A
C
B
TR COIL
FO COIL
APC
IC4
16.934MHz
CLOCK
IC3
LOADING &
MOTOR
DRIVER
MOTOR
SPINDLE
S2
S1
S3
SLED
MOTOR
DM1
DM2
X1
Q1
RF AMP
SERVO
MP3 DECODER
WMA DECODER
1M bit SRAM
PROCESSOR
AAC DECODER
+
+
+
+
+
CR FILTER
CR FILTER
REVERSAL
CIRCUIT
Q13
BU1.5V REG
IC5
IC6
IC11
SW3.3V REG
SW1.5V REG
LOADING &
VREF
12EJE-SW
LOS-SW
LOE-SW
MOTOR
LO/EJ
A.GND
A8V
A,B,C,E,F
TR OUT
FO OUT
DM OUT
FM OUT
A3.3V
LD
SIGNAL
S.GND
S7.5V
FO OUT
TR OUT
DM OUT
FM OUT
DRV MUTE
SO
SRAMSTB
SI
BUCK
CCE
PIO0
SRAMSTB
BUCK
CCE
PIO0
SO
SI
MRST
MRST
C88,R82
C87,R83
R-ch
L-ch
L-ch
R-ch
ZDET
MUTE L/R
D.GND
D GND
BU1.5V
SW1.5V
SW3.3V
AGND
BU5V
P.ON
PD
BSIF LRCK
BSIF ST REQ
BSIF GATE
BSIF BCK
BSIF DATA
BSIF ST REQ
BSIF GATE
BSIF DATA
BSIF BCK
BSIF LRCK
8EJE-SW