MDX-E100
MDX-E100
35
■
BLOCK DIAGRAM (MD)
IC1601
BA5984FP
MO
T
OR DRIVER
IC1201
LR376484
ENDEC/A
TRA
C
IC1401
IX0253A
W
MD SYSTEM
MICR
OCOMPUTER
IC1801
NJM431U
V
O
LT
A
GE REGULA
T
OR PO
WER
IC1101
IR3R55
RF SER
V
O
/
SIGNAL
CONTR
OL
A/D CONVER
TER
D/A CONVER
TER
E-F SIGNAL A-B SIGNAL
RF1-RF4 SIGNAL
PICKUP UNIT
IC1402
S29294A
EEPR
OM
IC1202
IX2474AF
4M BIT
D-RAM
IC1702
NJM431U
V
O
LT
A
GE REGULA
T
OR PO
WER
3.2V
3.2V
IC1300
TC74A
CT02F
HEAD
DRIVE CIRCUIT
FOCUS
TRA
CKING
F
A
B
E
RF1
RF2
RF3
RF4
LASER
DIODE
MONIT
OR DIODE
LIGHT
RECEIVING
SECTION
ERR
OR,
SIGNAL
LIGHT
RECEIVING
SECTION
RF
3.2V
EXT
.
PLL
q
w
e
r
t
y
u
i
o
!0
!1
!2
!3
!4
!5
!6
!7
!8
!9
@0
@1
@2
@3
@4
@5
@6
@7
@8
BA
CKUP
MECHANISM
6.5/4.75 ~ 5.25V
28P FFC
DIGOUT
D
.GND
DIGIN
BA
CKUP
PDO
WN
RESET
MD-ST
DSCK
SERCH
K
D
ATA
MDD
A
T
A
DSTB
D
.GND
D
.GND
D
.GND
D
.GND
D
VDD
D
VDD
PSWCK
LO
ADSW
A
VCC
L.IN
AA.GND
R.IN
AD
.GND
L.OUT
AA.GND
R.OUT
6.5/4.75 ~ 5.25V
DIGIT
A
L
3.2V
XL1201
33.8688MHz
3.2V
6.5/4.75 ~ 5.25V
RECORDING
HEAD
MD
6.5/4.75 ~ 5.25V
M
M
M
M901
SPINDLE
M
OTO
R
M902
SLED
M
OTO
R
WRITE PR
O
DISC ID
LEAD IN SW1953
SW1952
PLA
Y SW1954
REC SW1955
LO
AD SW1956
M903
LO
ADING MO
T
O
R
3.2V
3.2V
E-F
CN1501
IC1701
UD
A1344
A
UDIO INPUT
A
UDIO OUT