Main Section-1 - Sony D-NE900 Service Manual

Q Q
5-1. BLOCK DIAGRAM – MAIN SECTION-1 –
3 7 6 3 1 5 1 5 0
DETECTOR
A A
B B
RF RF
E E
F F
VCC3
VCC
OPGSW
OPSTB
OPTICAL PICK-UP BLOCK
DAX-25E
LASER DIODE
PD
A
PD LD
LD
B
M902
M
SLED
MOTOR
(FOCUS)
2-AXIS
DEVICE
(TRACKING)
T E
L 1 3 9 4 2 2 9 6 5 1 3
U1
25 +
V1
24 +
W1
23 +
M901
SPINDLE
MOTOR
COM
26
U
30
V
V MOTOR
32
U
DRIVER
W
W
34
• SIGNAL PATH
w w w
: CD PLAY (ANALOG OUT)
: CD PLAY (OPTICAL OUT)
.
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IC401 (1/3)
FOCUS/TRACKING COIL DRIVER
SLED MOTOR DRIVER
FO3 FI3
38 52
RO3 RI3
36 53
FO1 FI1
46 CONTROLLER, 48
RO1 RI1
H BRIDGE DRIVER
44 49
FO2 FI2
42 50
RO2 RI2
40 51
IC403 (1/2)
SWITCH
IC401 (2/3)
SPINDLE MOTOR DRIVER
2 1
7
APWM
27
XBRK
21
FG
22
CONTROL
CIRCUIT
x a o u 1 6 3
y
i
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8 9
IC601
RF AMP,
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
D-RAM CONTROLLER
A WFCK
92
B
91
RFDC MDS
88
RFAC
84
XTAO
XTAI
E
89
F RFAC
90
SIGNAL
PROCESSOR
BLOCK
MDP
XSOE
SENS
R4M
XLAT
CLOK
SCOR
SDTO
SFDR
100
SRDR
99
FFDR
96
FRDR
95
TFDR
98
TRDR
97
RFDC
Q Q
3 7 6 3 1 5
E
F
B
A
SFDR
SRDR
FFDR
FRDR
TFDR
TRDR
C176
104
MDP
103
MDS
102
27 21 22 20 23 32
86 84 85 83 87 28
10 FG_I
58 MDP_SW
IC801 (1/3)
SYSTEM CONTROLLER
13 12
c o
.
15 15
2 4 2
9 8
DIGITAL DOUT
62
OUT
D0-D3
A0-A10
MEMORY
CONTROLLER,
BASS BOOST
BLOCK
XRAS
1 5 XRAS
XWE
4
2 XWE
XCAS
9 23 XCAS
XTAI
47
X601
16.9344MHz
XTAO
48
AOUT1
51
LPF
AOUT2
56
1 5 0 8 9 2 4 9 8
PCMD_O 108 4 PCMD
FOK
LRCK_O 106 1 LRCK
SERVO BCK_O 110 2 BCK
BLOCK GFS
PCMD_I 109 15 PI0
LRCK_I 107 14 PI2
111
BCK_I 13 PI3
XRDE 18 12 PF4
29 EXTAL
X701
22MHz
30 XTAL
24 28 69 65
88 4 53 52
AT3_MP3_V_O
60
WAKEUP_K_O
66
REQ_I
11
SDIN_I
20
SDOUT_O
19
SDCLK_O
18
SDXLAT_O
17
EEP_CS_O
67
m
D-NE900
9 9
DOUT
C
IC602
D-RAM
AOUTL,
AOUTR
D
IC702
2 9 9
MP3 DECODER
33 34 37 40 41 38 42
IC802
EEPROM
4 DO
3 DI
2 XSK
1 XCS
SYNC
E
MSCK
F
MSDTO
G