23
23
DVP-NW50
DVP-NW50
6-1. BLOCK DIAGRAM — DVD SERVO SECTION —
96 DVDRFIP
MD
MA
MB
MC
DVDA
DVDB
DVDC
DVDD
TNI
TPI
MDI2
MDI1
V2O
IOB
REFCOS
HALLCOS
COSPHI
IOA
WE
CAS
RAS
CS
CKE
CLK
BA0
LDQM
UDQM
LD01
LD02
126
104
101
102
103
99
97
116
115
125
124
123
17
53
I08
50
72
71
70
52
VNFTK
20
VOTK–
16
Q6
Q5
15
RFO
VCC
+5V
RFOP
RFON
FEO
LVL
IO5
IO6
47
48
IO7 49
6
7
18
19
CSO
TEO
DEFECT
HTRC
20
21
23
30
V2REFO 15
SCLK
SDEN
SDATA
RST
56
58
59
60
DPDMUTE 61
RFIP
RFIN
FEI
RFLEVEL
216
215
205
206
CSO
TEI
BDO
HRFZC
204
203
198
209
PWM2VREF
211
SCLK
SDEN
SDATA
TR IN
TR OUT
LIMIT
SW(CLOSE)
SW(OPEN)
SW(LEADIN)
197
196
195
PRST
188
UP1_5 64
UP1_4 63
IR
UP1_3
71
62
IOWR# 58
11
IOOE#
IOCS#
57
59
RD
0-15
RA
0-11
DQM
0,2
Y1
27MHz
SP DATA
V33
UP1-7 67
UP1-6 65
SDA
5
SCL
6
YUV2/Y 166
YUV1/C 164
U8
FLASH MEMORY
U6
EEPROM
U3
MPEG & VIDEO PROCESSER
AD0-7
HIGH0-7
IOA0-7
IOA18-20
A16,17
RESET 12
SPDIF 153
BA1
CLK
CLE
BA0
91
XTALO
186
XTALI
187
103
104
118
RCS#
RAS#
90
89
CAS#
RWE#
88
87
WE
D0-7
D15
A-1
A0-18
AD0-7
A0-20
28 OE
26 CE
V33
V25
+5V
VOFC+
VNFFC
14
VOFC–
13
7
VOLD+
VOLD–
17
18
VCC
VOTK+
3
Fin
4
VOSL–
VOSL+
11
12
26
1
23
6
16
VINTK
28
STBY
VINFC
VINLD
VOSL
ADIN
A0-11
DQ0-15
U7
SDRAM
U4
MOTOR/COIL DRIVER
TRO
FMO
200
13
12
DMO
FOO
18
19
PWMOUT2
16
17 18 19 37 38 20
15 39
BA1
21
22-26
29-35
2,4,5,7,8
10,11,13,42
44,45,47,48
50,51,53
78-81,83-86,
93-96,98-101
105-107,110,119
112-114,121-124
31-34
36-39
22-27
29,30,40,41
43-53
1-9,16-25
45,48
29,31,33
35,38,40
42,44
116,117
LD
DRIVE
LD
DRIVE
Q8
Q12
Q11
Q10
Q1-Q4
VCC
SWITCH
Q9
SLED MOTOR
LOADING MOTOR
SPINDLE MOTOR
DVD MECHANISM
DECK
A
C
D
E
F
LDO2_DVD
LDO1_CD
MD CD
VREF
VR DVD
VR CD
SW PDIC
T
TRACKING–
FOCUS –
FOCUS +
B
U2
CD/DVD RF AMP,
SERVO CONTROLLER
OPTICAL
PICK-UP
BLOCK
Q7
OUT1
1
OUT2
7
U10
MOTOR DRIVER
VIDEO$Y
CVBS
SPDIF$IN
DVD$CE
EEDATA
EECLK
IR
VEDIO$C
A
YUV3/CVBS 168
+3.3V
REG
U9
D2
MAIN(1)
SECTION
(Page 24)
98
100
BUFFER
BUFFER
BUFFER
• Signal Path
: Y
: CD PLAY
: CHROMA
: AUDIO(DIGITAL)
: DVD PLAY
: VIDEO