Rf Amp, Servo) Schematic Diagram - Sony DVP-NS300 Service Manual

DVP-NS300
Q Q
MB-98 (RF AMP, SERVO) SCHEMATIC DIAGRAM • See page 4-7 for printed wiring board.
3 7 6 3 1 5 1 5 0
– Ref. No.: MB-98 board; 2,000 series –
1
MB-98 BOARD (1/8)
NO MARK:DVD/CD PLAY
A
B
BASE UNIT
KHM-250AAA/J1NP
OPTICAL
DEVICE
CN201
C
DVD/CD
PD IC
D
DVD/CD
LD MODULE
E
T E
L 1 3 9 4 2 2 9 6 5 1 3
FOCUS
COIL
TRACKING
COIL
F
CN202
G
M
SLED
MOTOR
INLIMIT
SENSOR
M
SPINDLE
MOTOR
H
05
• Waveforms
1 IC202 2 (DVD play) 1 IC202 2 (CD play)
200 mV/DIV 50 ns/DIV 200 mV/DIV 200 ns/DIV
w w w
570 mVp-p 550 mVp-p
RF AMP, SERVO
MB-98 (1/8)
2 3 4 5
B+
R202
100
C201
0.01u
C202
0.01u
26P
JL213
H
H 26
JL214
B
B 25
JL215
A
A 24
JL216 F
F 23
JL217
RF 22
GND 21
JL218
VC 20
JL230
VCC 19
JL219
G
G 18
JL220
C
C 17
JL221
D
D 16
JL222
E
E 15
GND 14
JL223
PD 13
JL224
R203
VR 12
100
C
MOD 11
JL225 D
N.C 10
A
LD GND 9
JL226 B
LD 8
JL201
E
N.C 7
JL227
F
N.C 6
JL202
N.C 5
JL203
FCS+
FCS+ 4
JL204
FCS-
FCS- 3
JL205
TRK+
TRK+ 2
JL206
TRK-
TRK- 1
R204
22k
R201
330
9P
JL207
SLA+
SLA+ 1
JL208
SLB+
SLB+ 2
JL209
SLB-
SLB- 3
JL210
SLA-
SLA- 4
JL228
LED 5
2SB1132-T100-QR
R224
R246
GND 6
22
JL229 3300
INLIM
INLIM 7 L201
JL211
SPM-
SPM- 8
JL212 C209
SPM+
SPM+ 9 10u
16V
2 IC202 tl (DVD play) 2 IC202 tl (CD play)
500 mV/DIV 50 ns/DIV 500 mV/DIV 200 ns/DIV
x a o
. i
1.4 Vp-p
4-11
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6 7 8
C227
0.01u
2
C222 C225
0.1u 0.1u
3.8
64 63 62 61
5 3
1
R245 C215
R209
4700p
150 820
3.6
RFIP
3.6
C216
RFIN
4700p
3.5
CP
WIN
C219
560p WPP
3.6
C205
CN
2200p
2.5
A2
C206
2.5
2200p
B2
C207
2.5
2200p
C2
C208
2.5
2200p
D2
R213
2.6
0
D
R214
2.6
0
C
R217
2.6
0
B
R218
2.6
0
A
2.5
Q Q
E
3 7
2.5
F
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
2.5
5
C226
0.01u
R208
33
R207
C217
33 R210
47u
47k
6.3V
R211
4
100
Q201
3.4
LD DRIVE
47uH 2.4
C218
0.01u
3 IC202 rs (DVD play) 3 IC202 rs (CD play)
100 mV/DIV 50 ms/DIV 500 mV/DIV 50 ms/DIV
u 1 6 3
y
1.4 Vp-p 180 mVp-p
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The components identified by mark 0 or dotted
2 4
8 9 9
line with mark 0 are critical for safety.
Replace only with part number specified.
9 10 11
R237
12k
C228 C233 C239
0.01u 0.001u 0.01u
C244
10u
16V
C231
C232
0.1u 0.1u
3.3
60 59 58 57 56 55 54 53 52 51 50 49
3
0 SSCS
SDEN
3.3 SSCK
SCLK
3.3 SSWD
SWD
3.3 SSRD
SRD
0
MON
3.5
IC202 TPH
1.6
FE
DVD/CD RF AMP, 1.6
DIGITAL SERVO TE
2.5
IC202
TZIN
C247
SP3728AC 1.6
0.1u
VCI
0
DFT
0.7
TZC
1.9
PI
0
C248
PII 0.01u
2.6
C246
BYP2
6 3 1 5 1 5 0 8 9
0.1 0.01u
MIRR
R205
100k
2.9
5 0 R238
2.2M
C240 R206
27k
150p
C236
0.047u
C238
0.047u
C234
0.01u
B+
SIGNAL PATH
VIDEO SIGNAL
AUDIO
SIGNAL
Y/CHROMA
PB
4 IC202 ra (DVD play)
500 mV/DIV 50 ms/DIV
m
c o
.
860 mVp-p 1.5 Vp-p
4-12
Les composants identifiés par une marque 0 sont
2
8 9 9
critiques pour la sécurité. Ne les remplacer que
par une pièce portant le numéro spécifié.
12 13 14
B+
GND
+5V
MB-98 BOARD
+3.3V (7/8)
RFMON
RF+
SSCK
SSCK
SSWD
SSWD
SSRD
SSRD MB-98 BOARD
SSCS
(2/8)
SSCS
PI
PI
TE
TE
FE
FE
MIRR
MIRR
TZC
TZC
SSDFCTI
SSDFCTI
SS_MON
FE
4
TE
SVC
SSDFCTI
TZC
PI
TRK-
TRK-
TRK+
TRK+
2 4 9 8 2 9 9
MIRR FCS-
FCS-
FCS+
FCS+
MB-98 BOARD
(5/8)
SLB+
SLB+
SLA-
SLA-
SLB-
SLB-
SLA+
SLA+
SPM-
SPM-
SPM+
SPM+
INLIM
MB-98 BOARD
INLIM
(2/8)
MB-98 BOARD
XLDON
(6/8)
SPINDLE SERVO(SPEED AND PHASE)
TRACKING SERVO DVD/CD CDV
SLED SERVO DVD/CD
FOCUS SERVO
4 IC202 ra (CD play)
500 mV/DIV 200 ms/DIV
1.7 Vp-p