Block Diagram - Sony D-NE004 Service Manual

Q Q
3 7 6 3 1 5 1 5 0

6-1. BLOCK DIAGRAM

OPTICAL
DEVICE
80 79
(CDM-3525A/3525AJ)
VCC
DDC
A
BD
+
3
B
AC
OP IC +
2
RF
SIGNAL
C
GEN.
E
E
6
F
F
7
ASY
VC 10
VBIAS
4
LD LD LD
9 APC
DRIVER
Q601
DDC 8
PD
T E
L 1 3 9 4 2 2 9 6 5 1 3
IC401 (1/2)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
FO+
F+
18
FOCUS
DRIVER
COIL FO-
F-
17
TRK-
T+
19
TRACKING
DRIVER
COIL
TRK+
T-
20
SLED+
SLED+
23
M
(SLED) DRIVER
SLED-
SLED-
22
SPINDLE+
SPID+
25
M
(SPINDLE)
DRIVER
SPIN-
SPINDLE-
24
w w w
D-NE004/NE005/NE0050/NE006
IC602
SDRAM(16M)
DQ00-07
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
32-21 34 35 36 37 38 17 18 19
39,42-48
MP3 &
ADPCM CORE
SERVO DIGITAL
SIGNAL SIGNAL
GEN. PROCESSOR
16K SRAM
DIGITAL SERVO
CLOCK
SIGNAL PROCESSOR
OSC
13 14 15 16 56 61 60 33 49
IC603
X601
REG
16.9344MHz
5 VOUT VIN
+VBAT
VREF
11
Q802
VG
AMP
FOCUS
FOCUS
10
AMP
Q801
TRK TRK
9
NE006
AMP
SLED SLED
8
AMP
CLV CLV
7
CLK
CLK
3
MUTE34 4
MUTE1 5
RESET 6
2
OFF
WP 1
D803
S801
x a o
y
. i
http://www.xiaoyu163.com
Q602
63 75
LDACO IN1
65 3
1 BIT LINE
X8 OVER DAC AMP
SAMPLING
RDACO IN2
DIGITAL FILTER
67 5
IC601
RF AMP, SERVO,
DIGITAL SIGNAL PROCESSOR,
SDRAM CONTROLLER,
D/A CONVERTER
55 54 52 51 50 57 53
1 DDC
Q Q
3 7 6
62 39 48 47 49 53 50 51 56
70 WREM
IC801
SYSTEM
CONTROL
76 MMUTE2
75 MMUTE1
57 XRESET
74
XP.OFF
43 K_PLAY
2-21 77-80 67 68 41 40
LCD801
LIQUID
KEY MATRIX
CRYSTAL
S802 – S809
DISPLAY S812
S811
(OPEN)
HOLD
OFF ON
u 1 6 3
.
9 9
http://www.xiaoyu163.com
2 4
8 9 9
SEG5
L.P.F
COM4
Q101 – 104
IC301
HEADPHONE AMP
OUT1
1
OUT2
7
2
MUTE DRIVE
Q301
IC802
EEPROM
L402
L403
5 6 7
SWITCHING
DDC
Q404
SWITCHING
3 1 5 1 5 0 8 9 2
Q403
23 24 22 38
VG
+VBAT
BATT+ 66
DC IN DETECT
Q402
65
DC IN
• Signal Path
: CD PLAY
• Abbreviation
EE : East European
m
EU8 : European model other than UK, EE and Russian
c o
D-NE004/NE005/NE0050/NE006
Ver. 1.2
2
8 9 9
Q302
IC401 (2/2)
DC/DC CONVERTER
4 9 8 2 9 9
37 SW
38 VSYS
LG 35
36 VG
L401
PVCC 21
30 DCIN
31 REGB
F401
DRY BATTERY
SIZE "AA"
D403
(IEC DESIGNATION LR6)
2PCS. 3V
+B SWITCH
Q401
F402