DVP-CX875P
3-3
3-4
3-2. RF/SERVO BLOCK DIAGRAM
2
19
25
27
59
42
41
36
38
44
13
15
21
33
37
14
ı
11
7
ı
10
45
ı
48
32
ı
29
125
124
126
147
131
148
152
15
ı
18
37
36
21
22
48
1
47
46
20
22
15
17
35
34
27
28
7
10
25
24
3
4
45
5
128
153
154
146
61
12
11
143 144
32 33
MB-107 BOARD (1/6)
(SEE PAGE 4-13, 15, 19)
BASE UNIT
KHM-270AAA/SERVICE ASSY
OPTICAL DEVICE
24
25
17
16
22
20
13
8
6
12
4
3
15
23
18
26
2
1
Q201
DVD LD DRIVE
IC201
IC301
DVD/CD
PD IC
DVD/CD
LD MODULE
CN203
DVD/CD RF AMP,
DIGITAL ERROR PROCESS
RF IN
A – D
E – H
A2 – D2
VC
DVDPD
CDPD
DVD LD
SIGO
FE
TE
PI
DFT
MON
MIRR
TZC
SRD
SWD
SCLK
SDEN
SERVO DSP
ADC1
ADC0
ADC2
DFCTI
ADC7
PDM 2, 3
129
130
ADC5, 6
MIRR
TZC
ADC4
SIGNAL PROCESSOR
(SEE PAGE 3-5)
SYSTEM CONTROL
(SEE PAGE 3-7)
XRESET
HCS
HINT
MDSO
MDPO
163 164
GIO9/GREF
GIO10/FGIN
GIO1/INT3
PWM2
PWM0, 1
PDM 0, 1
GIO0/INT2
SPINDLE
MOTOR
DRIVE
FOCUS
COIL
DRIVE
TRACKING
COIL
DRIVE
LOADING
MOTOR
DRIVE
SLED
MOTOR
DRIVE
7
1
ı
4
9
8
IC202
LDM+
INLIMIT
SW
TRACKING
COIL
FOCUS
COIL
M
M
M
M
SLED
MOTOR
SPINDLE
MOTOR
CN204
39
VCI
19
39
20
22
16
17
155
GIO2/INT4
05
(1/2)
RF
A – D
E – H
VC
PD
DVD LD
26
Q202
CD LD DRIVE
CD LD
CD LD
VR
SLA
±
, SLB
±
SPM
±
INLIM
TRK
±
127 ADC3
FCS
±
PS
TSD-M
40
42
43
VREF
+3.3V
LDON
159
161
162
167
GIO6/SDI
GIO7/SDO
GIO8/SCK
GIO13
XSDPIT
XSDPCS
XRST
XDRVMUTE
SIGO
XLDON
FE
TE
PI
SSDFCTI
SS MON
MDSO, MDPO
SPMUTE
SLDA, SLDB
LMP, LMM
TSD
LMCTL
TDRV
±
FDRV
±
SPFG
SLE
24
25
17
16
22
20
13
8
6
12
4
3
15
23
18
26
2
1
CN001
3
9
ı
6
1
2
CN003
RF
A – D
E – H
VC
PD
DVD LD
CD LD
VR
SLA
±
, SLB
±
SPM
±
INLIM
TRK
±
FCS
±
3
2
10
11
5
7
14
19
21
15
23
24
12
4
9
1
25
26
CN002
3
9
ı
6
1
2
CN004
TK-63 BOARD
(SEE PAGE 4-8)
LDM–
NAND FLASH/
300 CHG MECHA
CONTROL
(SEE PAGE 3-13)
570 mVp-p
IC201
2
(DVD play)
200 mV/DIV 50 ns/DIV
IC201
2
(CD play)
200 mV/DIV 200 ns/DIV
550 mVp-p
IC201
ra
(DVD play)
500 mV/DIV 50 ms/DIV
1.5 Vp-p
1.7 Vp-p
IC201
ra
(CD play)
500 mV/DIV 200 ms/DIV
180 mVp-p
IC201
rs
(DVD play)
100 mV/DIV 50 ms/DIV
860 mVp-p
IC201
rs
(CD play)
500 mV/DIV 50 ms/DIV
1.4 Vp-p
IC201
tl
(DVD play)
500 mV/DIV 50 ns/DIV
1.4 Vp-p
IC201
tl
(CD play)
500 mV/DIV 200 ns/DIV
IC301
<zxb
(DVD play)
100 mV/DIV 50 ms/DIV
160 mVp-p
IC301
<zxb
(CD play)
500 mV/DIV 50 ms/DIV
860 mVp-p
IC301
<zxv
(DVD play)
500 mV/DIV 50 ms/DIV
1.4 Vp-p
IC301
<zxv
(CD play)
500 mV/DIV 200 mV/DIV
1.7 Vp-p