Panasonic DMP-BD81PU - Digital (Front End Section) Block Diagram

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11.5. Digital (Front End Section) Block Diagram
19
RFIN
18
RFIP
6INA
5INB
8INC
7IND
12
INE
11
INF
9
ING
10
INH
LASER
DETECTOR
LASER
DETECTOR
LASER
DETECTOR
BD
CD
DVD
FO/TR
ACTUATOR
SPINDLE
MOTOR
OPTICAL PICK-UP/TRAVERSE
J55001
BD/DVD
RF SIGNAL
DVD FOCUS AND TRACKING SIGNAL
BD FOCUS AND TRACKING SIGNAL
CD MAIN AND SUB SIGNAL
J55004
FOCUS/TRACKING ACTUATOR
BEAM EXPANDER
STEPPING
MOTOR
SPINDLE MOTOR DRIVE
STEPPING MOTOR DRIVE
IC52000
IC55001
(OPTICAL DISC CONTROLLER)
(MOTOR/PWM/DRIVER)
SODC
RF SIGNALMOTOR DRIVE SIGNALTRACKING ERROR SIGNALFOCUS ERROR SIGNAL
SERVO BLOCK DIAGRAM
LD CONTROL SIGNAL
J55002
ENDDET
F/B
SSZ
W
V
U
MCOM
TRK_P
TRK_N
FCS_P
TLT_N
TLT_P
SLED1_P
SIMO
XFG
SCLK
FEGIO4
FEFMO
FETRAYPWM
FEGIO4
FEFMO
FETRAYPWM
LOAD_P
RDY
STP1_N
SIOV
XRSTINFEGIO0
VLDDIN
PW_3.3V
SPM Logic
DAC PWM
SPI I/F
SLED1_N
SLED2_P
SLED2_N
FCS_N
LOAD_N
STP1_P
BEMF
detector
Digital core
pre-
driver
power
FET
SLED END
detection
STEP END
detection
DAC
PWM
DAC
PWM
DAC
PWM
DAC
PWM
DAC
PWM
DAC
PWM
DAC
PWM
DAC
SLD_ENA
TLT_ENA
TRK_ENA
STP_ENA
power
monitor
LOAD_ENA
F/B
F/B
F/B
F/B
F/B
SLD_ENA
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
TRAY Lock
detection
P12V
P3.3V
P5V
LD
select
ENDDET
ENDDET
SIOV
SOMI_HIZ
SIOV
XSLEEP
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VPUMP1
VPUMP1
VPUMP1
VPUMP
VPUMP2
VPUMP2
VPUMP2
VPUMP2
VPUMP2
14
15
16
SIMO
17
18
49
39
34
FEFMO2
FEFMO2
35
19
FEGIO0
43
13
G_VWDC2O
21
VWDC2O
252
FEFG
12
FEFG
41
TPIC_A+
1
TPIC_A-
2
TPIC_B+
4
TPIC_B-
5
TPIC_CO_A+
52
CD_LD
27
TPIC_CO_A-
53
STP2_N
STP2_P
TPIC_CO_B+
54
TPIC_CO_B-
55
TPIC_TILT+
36
TPIC_TILT-
35
TPIC_FR+
39
TPIC_FR-
40
TPIC_TR+
37
TPIC_TR-
38
TPIC_LDM+
29
TPIC_LDM-
30
J55003
J55003
1
2
LOADING
MOTOR
TPIC_U
47
49
TPIC_V
45
TPIC_W
43
LASER DIODE
DRIVE(LDD)
LDD_AMO DE
LDD_MSEL
DVD_LD
26
BD_LD
25
V/I
V/I
V/I
ILDD_BD
ILDD_CD
ILDD_DVD
DMP-BDT160GA/GN/GW/DMP-BDT161GC
DMP-BD91GN
DMP-BD81GA/GC/GN/GT/PU