Diagrams 5-1. Block Diagram - Sony D-EJ011 Service Manual

D-EJ011
5-1. BLOCK DIAGRAM
OPTICAL
DEVICE
80 79
(CDM-3525A)
VCC
DDC
A
BD
+
3
B
AC
OP IC
+
2
RF
SIGNAL
C
GEN.
E
E
7
F
F
8
SDIN
VC 17
4 VBIAS
LD
LD LD
APC
10
DRIVER
Q601
DDC 9
PD
IC401 (1/2)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
FO+
F+
AMP
18
FOCUS
DRIVER
COIL
FO-
F-
17
TRK-
T+
AMP
19
TRACKING
DRIVER
COIL
TRK+
T-
20
SLED+ SLED+
AMP
23
M
(SLED) DRIVER
SLED- SLED-
22
SPINDLE+ SPID+
AMP
25
M
(SPINDLE)
DRIVER
SPINDLE- SPIN-
24
D-EJ011
IC602
SDRAM(16M)
DQ0-15
A0-11
2,3,5,6,8,9,11,12,39,
19-24,27-32 17 16 15 14 36 35 34
40,42,43,45,46,48,49
43-32
47-62 44 45 46 28 29 63
MEMORY
CONTROLLER
SERVO
DIGITAL
SIGNAL
FILTER
GEN.
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO
CLOCK
SIGNAL GEN.
OSC
15 16 18 19 20 67 66
X601
16.9344MHz
VREF 11
FOCUS
FOCUS
10
TRK TRK
9
SLED SLED
8
CLV
CLV
7
CLK
CLK 3
MUTE34 4 76 MUTE2
MUTE1 5 75 MUTE1
6
RESET 57 XRESET
OFF 2 74
XP.OFF
1
WP 43 K_PLAY
D803
S801
Q602
64
LDACO IN1
70 3
DAC
RDACO IN2
72 5
IC601
RF AMP, SERVO,
SDRAM CONTROLLER,
D/A CONVERTER
21 22 23 24 25 26 27
IC802
EEPROM
5
62 39 48 47 49 53 50 23
51
IC801
SYSTEM
CONTROL
1-18 77-80 29-32,34 41 40
LCD801
KEY MATRIX
LIQUID
S802
S808,
CRYSTAL
S811 S812
|
S809
DISPLAY (OPEN)
HOLD
S805
OFF ON
8 8
IC301
HEADPHONE AMP
OUT1
1
OUT2
7
8
DDC
L402
L403
6 7
SWITCHING
DDC
Q404
SWITCHING
37 SW
Q403
24
38 VSYS
VG 36
30 DCIN
31
+VBAT
DC IN DETECT
Q402
65
DC IN
46
S807
IC401 (2/2)
DC/DC CONVERTER
LG 35
VG
L401
PVCC 21
REGB
F401
DRY BATTERY
SIZE "AA"
D403
(IEC DESIGNATION LR6)
2PCS. 3V
+B SWITCH
Q401
L404
F402
L405
• Signal Path
: CD PLAY