52
11.5. Digital (Front End Section) Block Diagram
G1
RFIN
G2
RFIP
C3
INA
B1
INB
C2
INC
C1
IND
E2
INE
E1
INF
D2
ING
D1
INH
LASER
DETECTOR
LASER
DETECTOR
LASER
DETECTOR
BD
CD
DVD
FO/TR
ACTUATOR
SPINDLE
MOTOR
OPTICAL PICK-UP/TRAVERSE
P55001
BD/DVD
RF SIGNAL
DVD FOCUS AND TRACKING SIGNAL
BD FOCUS AND TRACKING SIGNAL
CD MAIN AND SUB SIGNAL
P55003
FOCUS/TRACKING ACTUATOR
BEAM EXPANDER
STEPPING
MOTOR
SPINDLE MOTOR DRIVE
STEPPING MOTOR DRIVE
IC51001
IC55003
(OPTICAL DISC CONTROLLER)
(MOTOR/PWM/DRIVER)
SODC
RF SIGNAL
MOTOR DRIVE SIGNAL
TRACKING ERROR SIGNAL
FOCUS ERROR SIGNAL
SERVO BLOCK DIAGRAM
DMP-
BD79GA/GC/GN/GT/GW/PU/PH
LD CONTROL SIGNAL
P55004
ENDDET
F/B
SSZ
W
V
U
MCOM
TRK+
TRK-
FCS+
TLT-
TLT+
SLED1+
SIMO
XFG
SCLK
FEGIO4
FEFMO
FETRAYPWM
FEGIO4
FEFMO
FETRAYPWM
LOAD+
RDY
STP1-
SIOV
XRSTIN
FEGIO0
VLDDIN
3.3V
SPM Logic
DAC PWM
SP
I
I/
F
SLED1-
SLED2+
SLED2-
FCS-
LOAD-
STP1+
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
V
DD
V
DD
V
DD
V
DD
V
DD
V
DD
V
DD
V
DD
V
DD
V
PUMP1
V
PUMP1
V
PUMP1
V
PUMP
V
PUMP2
V
PUMP2
V
PUMP2
V
PUMP2
V
PUMP2
14
15
16
SIMO
17
18
R6
P2
N1
FEFMO2
FEFMO2
N2
19
FEGIO0
R2
13
G_VWDC2O
21
VWDC2O C6
FEFG
12
FEFG R1
1
G_TRVA-
2
4
G_TRVB-
5
G_SA+
52
G_LDI_DVD
27
G_SA-
53
STP2-
STP2+
G_SB+
54
G_SB-
55
G_FO1+
36
G_FO1-
35
G_FO2+
39
G_FO2-
40
G_TR+
37
G_TR-
38
G_LDM+
29
G_LDM-
30
P55005
P55005
1
2
LOADING
MOTOR
G_U
47
49
G_V
45
G_W
43
LASER DIODE
DRIVE(LDD)
LDD_AMODE
LDD_MSEL
G_LDI_CD
26
G_LDI_BD
25
V/I
V/I
V/I
ILDD_BD
ILDD_DVD
ILDD_CD
Summary of Contents for DMP-BD79GA
Page 2: ...2 ...
Page 3: ...3 ...
Page 7: ...7 1 3 Caution for AC cord Only for BD79GC ...
Page 9: ...9 2 2 Precaution of Laser Diode ...
Page 16: ...16 5 Location of Controls and Components ...
Page 17: ...17 ...
Page 38: ...38 9 2 5 Grease ...
Page 42: ...42 9 3 3 How to Clean the Lens of Optical Pick UP ...
Page 43: ...43 9 4 Adjustment of BD Drive 9 4 1 Repair Flowchart ...
Page 46: ...46 10 1 2 Checking and Repairing of BD Drive and Digital P C B ...
Page 55: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH SCHEMATIC DIAGRAM NOTICE ...
Page 56: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH PART LIST NOTICE ...
Page 57: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH ABBREVIATION ...
Page 58: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH POWER SECTION POWER P C B ...
Page 59: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH LED SECTION POWER P C B ...
Page 60: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH AUDIO DAC SECTION DIGITAL P C B ...
Page 61: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH AV SECTION DIGITAL P C B ...
Page 63: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH DDR SECTION DIGITAL P C B ...
Page 64: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH MTK SECTION DIGITAL P C B ...
Page 65: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH FE SA SECTION DIGITAL P C B ...
Page 66: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH POWER P C B COMPONENT SIDE ...
Page 67: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH POWER P C B FOIL SIDE ...
Page 68: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH DIGITAL P C B COMPONENT SIDE ...
Page 69: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH DIGITAL P C B FOIL SIDE ...
Page 77: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH Exploded View ...
Page 78: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH Mechanism View ...
Page 79: ...Model No DMP BD79GA BD79GC BD79GN BD79GT BD79GW BD79PU BD79PH Packing View ...