Sharp CD-MD3000H Service Manual page 53

TO MAIN UNIT
1 2 3 4 CN1502
58 67 66
59 57
DOUT DIN
+3.2V
IC1201
LR37814
ENDEC/ATRAC
XL1201
33.8688MHz
64
IX
ADDATA
65
XO
DADATA
EFMO
IC1300
74ACT02T
HEAD
DRIVER
MD
MAGNETIC
HEAD
(RECORD)
M901
MD SPINDLE
MOTOR
M
TO MAIN UNIT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
70 34 25 12 20 33 21 32 31
IC1401
IX0349AW
MD SYSTEM
MICROCOMPUTER
26 29
42
36
32
2 5 13
73
74
3
EFMI
+3.2V
37
IC1101
29 40
IR3R58M
RF SIGNAL
PROCESSOR
4
1
MD PICKUP UNIT
LIGHT
LIGHT
RECEIVING
RECEIVING
SECTION
SECTION
ERROR
RF
SIGNAL
M902
MD SLED MOTOR
M
Figure 53 BLOCK DIAGRAM (7/7)
MECHANISM
+4.75~5.25V
98
8
IC1402
58X2402T
29
6
EEPROM
30
5
IC1202
IX2474AF
4M-BIT
DRAM
9 11
5 15
IC1802
+2.6V
XC62FP262P
3
REGULATOR
+3.2V
– 53 –
CD-MD3000H/CD-MD3000W
CN1501
3
IC1702
NJM431U
REGULTOR
1
L R
3 5
A/D
CONVERTER
2
IC1701
UDA1345
18
AD/DA
CONVERTER
IC1801
+3.2V
XC62EP32
2
3
REGULATOR
IC1601
M56788FP
MECHANISM
+4.75~5.25V
MOTOR DRIVER
15 10 12
M
M903
MD LOADING
MOTOR
L
R
26 24
D/A
CONVERTER
19
MECHANISM
+4.75~5.25V