Sharp MD-C2 User Manual

– 31 –
MD-C2
Figure 31 WIRING BLOCK DIAGRAM (1/5)
6.5/4.75~5.25V
RECORDING
HEAD
IC1300
TC74ACT02F
HEAD
DRIVE CIRCUIT
3.2V
IC1701
UDA1344
AUDIO INPUT
AUDIO OUTPUT
D/A CONVERTER
A/D CONVERTER
6.5/4.75 ~ 5.25V
MECHANISM
6.5/4.75~5.25V
BACKUP
3.2V 3.2V
3.2V
DIGITAL
3.2V
3.2V
6.5/4.75~5.25V
3.2V
IC1801
XC62EP32
VOLTAGE REGULATOR POWER
IC1702
NJM431U
VOLTAGE REGULATOR POWER
IC1402
S29294A
EEPROM
IC1601
M56788FP
MOTOR
DRIVER
6.5/4.75 ~ 5.25V
IC1602
LB1930M
MOTOR
DRIVER
IC1401
IX0276AW
MD SYSTEM
MICROCOMPUTER
1
2
24
23
22
21
28
27
26
25
20
19
18
17
16
15
14
4
5
6
7
8
9
13
10
11
12
3
DIGOUT
D.GND
R.IN
AA.GND
L.IN
AVCC
R.OUT
CN1501
28P FFC
AA.GND
L.OUT
AD.GND
LOADSW
PSWCK
DVDD
DVDD
D.GND
D.GND
D.GND
BACKUP
PDOWN
RESET
MD–ST
DSCK
SERCH
D.GND
KDATA
MDDATA
DSTB
DIGIN
IC1202
IX2474AF
4M BIT
D–RAM
IC1201
LR376484
ENDEC/ATRAC
XL1201
(33.8688MHz)
SW1934
SW1933
SW1932
SW1931
SW1930
MD
M1951
SPINDLE MOTOR
M1953
SLED MOTOR
M1952
LOADING
SW1935
CARTRIDGE
REC
PLAY
LEAD IN
A–BSIGNALE–FSIGNAL
RF1 ~ RF4SIGNAL
IC1101
IR3R55
RF SERVO/
SIGNAL
CONTROL
LOADING MOTOR
BOTH HEAD
UP/DOWN
M
M
DISC ID
WRITE PRO
SW1940
SLOT 1
SW1941
SLOT 2
SW1942
SLOT 3
SW1943
LIFT A
SW1944
LIFT B
M
M1941
LIFT MOTOR
M
LASER DIODE
MONITOR DIODE
RF4
RF3
RF2
RF1
LIGHT
RECEIVING
SECTION
ERROR
SIGNAL
LIGHT
RECEIVING
SECTION
RF
F
A
B
E
FOCUS
TRACKING
PICKUP UNIT

Sharp MD-C2 Specifications

General

Brand	Sharp
Model	MD-C2
Category	Stereo System
Language	English