Rf Amp, Servo) Schematic Diagram - Sony DVP-CX875P Service Manual

DVP-CX875P
MB-107 (RF AMP, SERVO) SCHEMATIC DIAGRAM • See page 4-9 for printed wiring board.
– Ref. No.: MB-107 board; 3,000 series –
1
MB-107 BOARD (1/10)
A
NO MARK:PB MODE
B
CN203
C
D
E
TK-63 BOARD
CN002,004
(SEE PAGE4-8)
F
G
H
05
• Waveforms
1 IC201 2 (CD play)
1 IC201 2 (DVD play)
200 mV/DIV 50 ns/DIV 200 mV/DIV 200 ns/DIV
570 mVp-p 550 mVp-p
RF AMP, SERVO
MB-107 (1/10)
2 3 4
B+
R211
100
C201
0.01u
C202
0.01u
26P
JL219
H
H 26
JL220
B
B 25
JL221
A
A 24
JL222
F
F 23
JL223
RF 22
GND 21
JL224
VC 20
JL225
VCC 19
JL226
G
G 18
JL227
C
C 17
JL228
D
D 16
JL229
E
E 15
JL201
GND 14
JL230
PD 13
JL231
VR 12
R212 D
MOD 11
100
JL232
C
SW
10
B
LD GND 9
JL233 DVD_LD A
DVD LD 8
N.C 7
JL234
CD_LD
CD LD 6
N.C 5
JL202
FCS+
FCS+ 4
JL203 FCS-
FCS- 3
JL204 TRK+
TRK+ 2
JL205 TRK-
TRK- 1
R210
330
CN204 9P
JL206
SLA+
SLA+ 1
JL207
SLB+
SLB+ 2
JL208 SLB-
SLB- 3
JL209 SLA-
SLA- 4
JL210
LED 5 2SB1132-T100-QR
JL211
R206
GND 6 DVD_LD
4700
JL235
INLIM
INLIM 7 CD_LD
JL212
SPM-
SPM- 8
JL213 SPM+
SPM+ 9
2 IC201 tl (DVD play) 2 IC201 tl (CD play)
500 mV/DIV 50 ns/DIV 500 mV/DIV 200 ns/DIV
1.4 Vp-p
4-13
5 6 7
2
C247
0.01u
3.6
64 63 62 61 60
1
C232
R235 R244
100 4700p
1k
3.3
RFIP
3.3
C233
RFIN
4700p
3.4
CP
WIN
C236
560p
WPP
3.4
C210 CN
2.5
2200p
A2
C211
2.5
2200p
B2
C212
2.5
2200p
C2
C213
2.5
2200p
D2
2.5
D
2.5
C
2.5
B
2.5
A
E 2.5
E
2.5
F
F
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
2.5
C245
0.01u
R234
R236
R249
C234 R248 C242
33 33
47u 33 33 47u
6.3V 6.3V
4.5 R245 R246 R251
4.8
47k 100 47k
Q201
Q202
DVD LD DRIVE
3.8
2SB1132-T100-QR
2.2
CD LD DRIVE
4.8
L201
47uH
0.5
L202
C238 C243
C221 C235 47uH
10u 0.01u 10u 0.01u
16V
16V
3 IC201 rs (DVD play)
100 mV/DIV 50 ms/DIV
1.4 Vp-p 180 mVp-p
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
8 9 10 11
B+
B+
C251
0.1u
C252 R260
0.1u 12k
C248 C253 C260
0.001u 0.01u
0.01u
C263
10u
16V
3.4
59 58 57 56 55 54 53 52 51 50 49
0 SSCS
SDEN
3.4 SSCK
SCLK
3.4 SSWD
SWD
3.4
SSRD
SRD
0
MON
3.2
TPH
IC201
1.7
FE
1.7
SERVO ERROR
TE
C265
PROCESS
2.5
0.1u
IC201
TZIN
SP3728ACB 1.7
VCI
0
DFT
3
TZC
1.8
PI
0
C266
PII 0.01u
2.6
C264
BYP2
0.01u
0
MIRR
TRK-
TRK+
FCS-
FCS+
SLB+
R264
SLA-
0 2.6 R263
100k
2.2M
SLB-
R265
C261
SLA+
330p 27k
SPM-
C256
0.047u
SPM+
C257
INLIM
0.047u
C254
0.01u
SPINDLE SERVO(SPEED AND PHASE)
R256 SIGNAL PATH
100
TRACKING SERVO DVD/CD CDV
VIDEO SIGNAL
AUDIO
SIGNAL
SLED SERVO DVD/CD
Y/CHROMA
PB FOCUS SERVO
3 IC201 rs (CD play) 4 IC201 ra (DVD play)
500 mV/DIV 50 ms/DIV 500 mV/DIV 50 ms/DIV
860 mVp-p 1.5 Vp-p
4-14
Les composants identifiés par une marque 0 sont
critiques pour la sécurité. Ne les remplacer que
par une pièce portant le numéro spécifié.
12 13
GND
B+
MB-107 BOARD
S+5V
(6/10)
B+
+3.3V
MB-107 BOARD
RFMON
(5/10)
RF+
SSCK
SSCK
SSWD
SSWD
SSRD
SSRD
SSCS
SSCS
PI
MB-107 BOARD
PI
(2/10)
TE
TE
FE
FE
MIRR
MIRR
TZC
TZC
3
SSDFCTI
SSDFCTI
SS_MON
FE
TE
4
R273
0
SVC MB-107 BOARD (4/10)
SSDFCTI
TZC
PI
MIRR
TRK-
TRK+
FCS-
FCS+
SLB+ MB-107 BOARD (4/10)
SLA-
SLB-
SLA+
SPM-
SPM+
INLIM MB-107 BOARD (2/10)
XLDON MB-107 BOARD (5/10)
4 IC201 ra (CD play)
500 mV/DIV 200 ms/DIV
1.7 Vp-p