RXD-M31MD
4
BLOCK DIAGRAM
DISPLAY
MD CONTROL
BOARD
MAIN BOARD
ONLY
E,T TYPE
POWER BOARD
RXD-M31MD
BOARD
BOARD
KEY
BOARD
KEY
CASSETTE BOARD
TRANSFORMER BOARD
AUX IN
ATT
-3dB
FM
AM
ANT
TUNER
ERASE
R/P
BIAS TRAP
OSC
BIAS
Q713
IC702
IC703
FE-BIAS
VR201
(RF-AMP)
CXA1571M
IC202
CXD2587Q
(DSP/DAC/CD-TEXT)
IC201
(4ch BTL-DRIVER)
BA5979S
IC203
MECHA.
CD
DIGITAL OUT
RDS
(MAIN u-COM)
IC401
IC103
REMOTE
FL
FL
DRIVER
(A/D)
KEY
ENCODER
ROTARY
C0NTROL
LED
MID
TREBLE
BASS
EX.BASS
LOUD
JK602
HEADPHONES
AMP
POWER
D+12V
F.OFF
u-COM
CD+B
FL
FL FILAMENT
IC801
J1001
1007
IC1001
IC701
IC301
Q601,
IC601
Q612
-32V
AVR
+8.0V
Q607
AC IN
DIGITAL OUT
JK302
DECK
JK601
SPEAKERS
JK301
JK101
Q712
MECHA.
DECK
Q1001-
603
AC5.6V
+5.6V
Q611
-18.5V
+18.5V
POWER
AMP
AVR
+12V
Q604
FE
TE
SI
RF
FFDR
FRDR
TFDR
TRDR
SFDR
SRDR
MDP
MD R. D
MD T. D
Rch-OUT
Lch-OUT
PB AMP
REC AMP
DOUT
(FCS.TRK.SLD.SFD-DRIVE)
+3dB
MUTE
DECK
TUNER
AUX
CD
MD
+12V
uPD78058GC-B20
MD MECHA.
IC501
IC502
CN502
DIGITAL IN
(LEVEL SHIFT)
TC74HCT7007AF
MD MECHA.
MDM-98A
CONTROL u-COM
DSCK
RESET
PDOWN
MD-ST
SERCH
KDATA
U.T.D
U.K.D
X1
X1
X2
DSTB
MDDATA
LOAD SW
5.0V
3.3V
(5MHz)