SCHEMATIC DIAGRAMS
COMPACT COMPONENT SYSTEM
No.MB157SCH
2004/2
COPYRIGHT
2004 VICTOR COMPANY OF JAPAN, LTD.
MX-KB30
CD-ROM No.SML200402
Contents
Area Suffix
J ------------------- U.S.A.
C ----------------- Canada
Block diagram ------------------------------------------------------- 2-1
Standard schematic diagrams ---------------------------------- 2- 2
Printed circuit boards --------------------------------------------- 2- 8
FM MODE
FM /AM
AUX
SLEEP
STANDBY/ON
CD
1
CD
2
CD
3
SOUND
MODE
ACTIVE
BASS EX.
SOUND
TURBO
FADE
MUTING
VOLUME
PROGRAM /RANDOM
REPEAT
TAPE
A/B
TAPE
CD
CA-MXKB30
SP-MXKB30
SP-MXKB30
In regard with component parts appearing on the silk-screen printed side (parts side) of
the PWB diagrams, the parts that are printed over with black such as the resistor (
),
diode (
) and ICP (
) or identified by the " " mark nearby are critical for safety.
< MEMO >
2-1
AUX IN
JA302
IC1
LA1823
AM/FM-MPX
TUNER
IC2
LC72136N
PLL
IC401
HA12273F
Tape PB/Rec
Q401 REC
mute cont
Q402,Q502
PB mute
Q303
Bias osc
IC402
74HC4094
Q309~Q314
Mechan
Control
Deck-A
PB-Head
CN307
JA
3
0
2
CN308
CN305
CN601
CN602
CN603
TO
Deck-B
R/P-Head
TO
Cassette
Mechanism
TO
CD PICKUP
TO
SPINDLE
SLEED
TO
CD MECHA
TO
AMP CN101
HEAD PHONE
PHONE JACK
HJ1053
FW951
FW1051
AM/FM
ANT
TO
MAAIN BOARD
(CN951)
T951
TRANSFORMER
Transformer board
IC621
BA5936S
IC611
AN22000A
CD RF AMP
IC601
MN6627482WA
Digital Servo
T
O
FR
ONT
BO
ARD
CN703
T
O
FR
ONT
BO
ARD
CN707
T
O
AMP
BO
ARD
CN103
IC103
TDA7440D
VOL,TONE,
SELECTOR
Q101
AHB
IC102
BA15215F
Q201
AHB
CN306
CN309
CN604
Block diagram
2-2
R
r board
AC IN
T
O
FR
ONT
BO
ARD
CN703
T
O
FR
ONT
BO
ARD
CN707
T
O
AMP
BO
ARD
CN103
Q101
AHB
IC102
BA15215F
Q201
AHB
CN306
CN309
CN604
VFD
IC701
MN101C350DFB
MCU
IC702
IR Sensor
CN701
CN707
CN703
F701A
F701B
F702A
F702B
TO MAIN
CN309
TO MAIN
CN604
TO AMP
CN701
CN701
TO FRONT
CN701
Q203
Mute
Q103
Mute
CN103
IC301
2CH Power Amp
STK412-030
TO
AMP BOARD
CN306
CN951
TO
(FW951)
J303
Speaker
Out
CN101
TO
Headphone
JOG KEY'S
VOLUME