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DVP-NC615/NC655P
Q Q
3 7 6 3 1 5 1 5 0
3-2. RF/SERVO BLOCK DIAGRAM
MB-103 BOARD (1/4)
(SEE PAGE 4-11, 13, 19)
BASE UNIT
KHM-240AAA/J1RP
IC202
(DVD play)
200 mV/DIV 50 ns/DIV
OPTICAL DEVICE
CN203
570 mVp-p
RF
22
24
A – D
25
17
16
DVD/CD
PD IC
15
E – H
23
18
26
VC
20
PD
13
SW
10
DVD LD
DVD/CD
8
LD MODULE
CD LD
6
VR
12
T E
L
1 3 9 4 2 2 9 6 5 1 3
FCS
FOCUS
4
COIL
3
TRACKING
TRK
2
COIL
1
CN204
INLIM
INLIMIT
7
SENSOR
SPM
SPINDLE
9
M M
MOTOR
8
1
SLA , SLB
SLED
M M
ı
MOTOR
4
MD-94 BOARD
CN004
LOADING
LM
1
M M
MOTOR
2
CN003
2
ROTARY
ENCODER
3
S001
SE-130 BOARD
w w w
CN002
1
1
TM
5
M M
TM
2
2
6
PH101
TURNTABLE
DISC
DSENS
MOTOR
4
3
SENSOR
PH102
TRAY
TSENS
5
2
SENSOR
16
IC202
(CD play)
200 mV/DIV 200 ns/DIV
IC201
DVD/CD RF AMP,
SERVO ERROR PROCESS
550 mVp-p
2
RF IN
SIGO
59
14
ı
A – D
11
7
FE
42
ı
A2 – D2
TE
41
10
PI
36
15
ı
E – H
18
MIRR
33
TZC
37
19
VC
SRD
45
SWD
ı
21
DVDPD
SCLK
48
22
CDPD
SDEN
DFT
38
24
LEDSEL0
MON
44
Q201
25
DVDLD
DVD LD DRIVE
VCI
39
Q202
26
CDLD
LDON
27
CD LD DRIVE
CN-158 BOARD (1/2)
(SEE PAGE 4-49)
CN305
CN001
8
LM
8
9
9
3
3
2
2
1
1
FIN
7
2
OUT1, 2
9
4
RIN
IC303
TM
10
10
x
a o
11
TURNTABLE
11
MOTOR DRIVE
DSENS
.
i
7
7
TSENS
6
6
3-3
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IC202
(DVD play)
IC202
(CD play)
IC202
(DVD play)
500 mV/DIV 50 ns/DIV
500 mV/DIV 200 ns/DIV
100 mV/DIV 50 ms/DIV
1.4 Vp-p
1.4 Vp-p
180 mVp-p
FE
TE
PI
SSDFCTI
SS MON
+3.3V
IC202
42
VREF
Q
Q
3
7
6
FOCUS
37
COIL
36
DRIVE
TRACKING
35
COIL
34
DRIVE
47
46
PS
SPINDLE
27
MOTOR
28
DRIVE
SLED
32
ı
MOTOR
29
DRIVE
TSD-M
CN301
CN201
LOADING
7
LDM
5
25
MOTOR
24
8
4
DRIVE
CKSW1
10
2
OCSW1
11
1
OCSW2
5
7
TMP
3
9
TMM
1
11
u 1 6 3
y
DSENS
2
10
TSENS
4
8
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2
4
8
9
9
IC202
(CD play)
500 mV/DIV 50 ms/DIV
IC202
(DVD play)
IC202
(CD play)
500 mV/DIV 50 ms/DIV
500 mV/DIV 200 ms/DIV
860 mVp-p
1.5 Vp-p
1.7 Vp-p
125
ADC1
124
ADC0
126
ADC2
148
MIRR
152
TZC
GIO6/SDI
159
161
GIO7/SDO
162
GIO8/SCK
167
GIO13
147
DFCTI
131
ADC7
129
ADC5, 6
130
IC301
153
GIO0/INT2
(1/2)
SERVO DSP
40
43
3
1
5
1
5
0
8
9
48
FDRV
20
POM 2, 3
1
22
HINT
11
19
HCS
12
TDRV
3
15
POM 0, 1
XRESET
61
4
17
SLE
5
127
ADC3
SPFG
45
128
ADC4
32 33
154
143 144
155
163 164
146
39
MDSO, MDPO
13
SPMUTE
21
SLDA, SLDB
7
10
20
TSD
22
LMP, LMM
16
17
LMCTL
15
m
c o
.
3-4
2
8
9
9
SIGNAL PROCESSOR
SIG 0
(SEE PAGE 3-5)
IC302
(DVD play)
100 mV/DIV 50 ms/DIV
160 mVp-p
IC302
(CD play)
500 mV/DIV 50 ms/DIV
860 mVp-p
IC302
(DVD play)
500 mV/DIV 50 ms/DIV
1.4 Vp-p
IC302
(CD play)
500 mV/DIV 200 mV/DIV
1.7 Vp-p
2
4
9
8
2
9
9
XSDPIT
XSDPCS
XRST
SYSTEM CONTROL
(SEE PAGE 3-7)
XLDON
XDRVMUTE
CKSW1
OCSW1
OCSW2
TRM+/XKRRST
TRM–/XKRCS
DSENS
X39IT/TSENSU/OTASUKE
CMDREQ/TSENSD/CLPBSY
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