Block Diagram - Rf/Servo Section - Sony HCD-BC150 Service Manual

HCD-BC150/BC250
5-1. BLOCK DIAGRAM – RF/SERVO SECTION –
RF
A
B
DETECTOR
C
D
F
E
OPTICAL PICK-UP
BLOCK
(KHM-310AAB)
LASER
CD LD
DIODE
(FOR CD)
PD
LASER
DVD LD
DIODE
(FOR DVD)
VR
VR780
FCS+
FCS–
2AXIS
DEVICE
FOCUS/
TRK+
TRACKING
TRK–
COIL
(SPINDLE)
HCD-BC150/BC250
CEON
96 DVDRFIP 84 85 CEOP
OSP
89 90 OSN
DVDA
100
DVDB
99
98 DVDC
97 DVDD
110
SC
111
SD
IC102
D
CD/DVD RF AMP,
104
MD
C
FOCUS/TRACKING ERROR AMP
103
MC
Q171 (1/2)
AUTOMATIC POWER 125 LD01
CONTROL (FOR CD)
123 MD12
124 MD11
Q171 (2/2)
126 LD02
AUTOMATIC POWER
CONTROL (FOR DVD)
Q170, Q168
52 IOA
VOLUME CONTROL
78 79 44 45 50 51
IC101
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
43
36 48
FOCUS COIL
37 DRIVE 1
35 TRACKING COIL 3
DRIVE
34 4
+3.3V VCC
10
13
32
SLED MOTOR
40
DRIVE
31
SL–
M2 30
M M
SL+
(SLED)
29 SLED MOTOR
45
DRIVE
16
17
19
20
22
SP+ 21
27
M1 SPINDLE MOTOR
M M
SP–
28 DRIVE
47
BUFFER
46
RFON 7
RFON 6
OPDMUTE 61
BDO
DEFECT 23
RFZC
HTRC 30
RFRP
HRFRP 25
ADIN
SWO 77
DATA_RF
SDATA 59
CLK_RF
SCLK 56
SDEN
SDEN 58
TE
TEO 21
FE
FEO 18
PI
LVL 19
CSO
CSO 20
V1P4
16
VREFO
V2P8
V2REFO 15
BDO
ADIN
RST 60
DATA RF
CLK RF
46
SDEN
RFZC
TE
FE
PI
V1P4
CSO
RFRP
FM
FR FR
DM
TR TR
FM
DM
V1P4
SW2
V2P8
SW1 AMP
C
SECTION
A
B
C
D
E
22 22
215 RFIN
216 RFIP
16 PWMPUT2
IC201 (2/2)
DVD DECODER,
DIGITAL SERVO PROCESSOR
• Signal Path
PRST 188 2
MTRST
UP13 62 26 DVD_SCO
198 BDO
200 ADIN
69 25
UP31 DVD_SIO
SDATA
195
63 24
UP14 DVD_SOD
SLCK
197
61
UP12 9 XIFBUSY
196 SDEN
UP15 64 8 DVD_XIFCS
209 HRFZC
203
TEI
205
FEI
206 RFLEVEL
204 CSO
208 RFRPAC
207 RFRPDC
19
FM
12
FOO
18 DND
13 TRO
210 PWMVREF
211 PWM2VREF
153
SPDIF
IC509 (1/4)
SYSTEM
CONTROLLER
: CD PLAY
: DVD PLAY