D-NF400/NF401
12
12
SECTION 6
DIAGRAMS
6-1.
BLOCK DIAGRAM – MAIN Section –
V
U
W
• SIGNAL PATH
: CD PLAY
: MP3 PLAY
: FM
LASER
DIODE
PD
LD
M
FOCUS
COIL
TRACKING
COIL
M902
(SLED)
(SPINDLE)
M901
F+
F-
T+
T-
S+
S-
SYSTEM CONTROLLER
IC801(1/2)
DRY BATTRY
SIZE "AA"
(IEC DESIGNATION LR6)
2PCS 3V
LD
DETECTOR
COIL/MOTOR DRIVE
IC403(1/2)
RF
A
E
B
F
PWG
31
INM4
32
FO3
44
PD
RO3
42
FO2
48
RO2
46
FO1
52
RO1
50
COM
COM
80
W
W
6
V
V
4
U
U
2
56
FI1
55
RI1
60
FI3
59
RI3
58
FI2
57
RI2
70
XBRK
73
APWM
34
SYNC
39
DATA
38
CLOK
40
LATCH
74
FG
CD DSP
IC601
MP3 DECODER
IC701
EEPROM
IC803
RFDC
88
RFAC
84
A
92
B
91
E
89
F
90
X601
16.934MHz
47
XTAO
XTAI
48
SFDR
100
SRDR
99
FFDR
96
FRDR
95
TFDR
98
TRDR
97
MDP
103
C176
104
MDS
102
SDTO
21
CLOK
20
XLAT
23
SENS
22
SCOR
27
FOK
65
R8M
32
GFS
69
XRST
28
D0
D3
A0
A10
XRAS
5
D-RAM
IC603
2
XWE
9
XCAS
1
XRAS
A0
A10
2
3
24
25
.
.
.
XWE
4
XCAS
23
BCK
2
PCMD_O
LRCK_O
BCK_O
PCMD
4
LRCK
1
SK
2
CS
1
XRESET_I 30
DO
4
DI
3
PI3
13
PCMD_I
LRCK_I
BCK_I
PF4
12
18
XRDE
PI0
15
PI2
14
D0
D3
17
15
13
.
11
.
116
113
.
117
9
12
15
.
19
21
.
8
.
51
AOUT1
56
AOUT2
61
LRMU
FM ANT
TU-R
TU-L
A
B
TU VOL
TU BEEP
TU BASS1
CD-L_I
32
CD-R_I
36
MUTE-SW_I
D320
1
STB_HPSW_I
31
BEEP_I
3
INPUT SELECT, ELECTRICAL VOLUME
IC302
TU-L_I
33
TU-R_I
35
IN-SEL
44
VOL-CTL_I
14
BASS-SW
26
BASS-H/L-SW
25
7
POWER-L_O
6
CENTER-AMP
5
POWER-R_O
TU BASS2
DC IN 4.5V
J401
J301
10
FG_I
90
PWRLAT_O
84
MSDTO0_O
83
MSCK0_O
87
XLAT0_O
85
MSDTI0_I
86
SCOR_I
52
FOK_I
28
XIN
53
GFS_I
4
XRST_O
77
PWRSW
56
AUD_SEL_O
6
BEEP_O
RIPPLE
FILTER
Q408
POWER CONTROL
IC403(2/2)
12
VIN
VIN
5
VD5
1
VD4
8
L5
69
BATM2
62
RF1
61
DC IN
VCC2
18
VCPU
19
VCC2
VCPU
SL801
VCC1
AD_DCINMNT
95
AD_BATMNT
92
VIN
4.5V
BATMNT
C
OPSTB
OPGSW
4
3
6
5
.
.
.
XSOE
24
88
XSOE_O
SYSM
25
7
AMUTE_O
NRST
33
PF0
34
PF3
37
PC1
40
PC2
41
60
XKRESET
66
WAKEUP_K_O
11
REQ_I
20
SDIN_I
19
SDOUT_O
PC0
38
18
SDCLK_O
PC3
42
17
SDXLAT_O
67
EEP_CS_O
TU MUTE
TU_DCINMNT
HG-XSTB_O
12
HG-GUP_O
13
VCC1
17
VCC3
AVD
IC702
VCC3
11
VCC0
VLGO2
16
VCC0
20
L7
10
RSTB
35
XWAKE_O 32
WAKEUP
37
D401
VCPU
D402
UI
79
VI
78
WI
77
X701
22MHz
29
XTAL
EXTAL
30
108
106
110
109
107
111
+1.4V
(OPEN/CLOSE DETECT)
S820
HOLD
40
HOLD_I
37
LID-SW_I
OPEN
ON
OFF
HOLD
.
S810
OPTICAL PICK-UP BLOCK
DAX-25E
(Page 13)
(Page 13)
(Page 13)
AUTOMATIC
POWER
CONTROL
Q601
+1.4V
REGULATOR
IC806
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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