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1.4.
Digital (Front End Section) Block Diagram
IC51001
SODC
(OPTICAL DISC CONTROLLER)
IRNC
G4
TRINC
FOIP
FOIP
A2
FEGIO6
P5
FEGIO6
FEGIO12
R5
FEGIO12
FEGIO5
FEGIO5
R4
LPC3
FPDODVD
D3
RFIN
J3
RFIN2
J2
J4
RFIP
RFIP2
J1
INA
E1
INB
E2
INC
F1
IND
F2
INE
H3
INF
H4
ING
G2
INH
G1
FEFG
FEFG
V3
FEGIO0
T1
FEGAINSW2
N3
V14
K6
DIGITAL BLOCK
FEFDO
M1
BACK END
SECTION
FETRAYPWM
M3
TRO
K1
TLO
L4
FOO
K2
SLIN1
FEFMO
L3
SLIN2
FEFMO2
M2
FEFMO4
N1
SAIN2
FEFMO3
M4
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IC55003
(Laser Diode Drive)
6
IMON
7
VMON
8
LDEN
9
P1
P2
10
Q55002
PW_5V
4
LDIN
5
PDOUT
P55004
LDM+
1
LDM-
2
IC55004
(MOTOR/PWM/DRIVER)
1
2
3
CTL1
4
CTL2
5
LRPM
6
PRTLIM
7
PRTLIM
SPIN
8
CURR.
40k
LDIN
×2
FEED
9
T.S.D
DR12V
10
80k
80k
LDM+
11
40k
LDM-
40k
12
OSC
80k
80k
13
CURR.
26.5k
G_FO2+
160k
LIMIT
14
160k
OSC
26.5k
26.5k
G_FO2-
160k
15
160k
26.5k
G_FO1+
160k
26.5k
16
160k
26.5k
G_FO1-
160k
26.5k
17
OSC
160k
26.5k
160k
G_TR-
26.5k
18
160k
CURR.
26.5k
LIMIT
G_TR+
26.5k
160k
19
OSC
160k
26.5k
TKIN
20
TLIN
21
FCIN
22
DR5V
23
LEVEL
24
SHIFT
LEVEL
DR12V
25
SHIFT
26
PROTECT
LEVEL
SHIFT
DR5V
27
LEVEL
SHIFT
SAIN
FOCUS ERROR SIGNAL
G_LD1_DVD
LDOUT1
17
G_LD1_CD
LDOUT2
18
G_LD1_BD
19
LDOUT3
DVD FOCUS AND TRACKING SIGNAL
BD FOCUS AND TRACKING SIGNAL
LDM+
LOADING
CD MAIN AND SUB SIGNAL
LDM-
MOTOR
54
DR12V
53
52
DR12V
51
MCOM
W
50
V
48
U
47
45
44
DR12V
CURR.FEED
TRVB-
43
TRVB+
42
TRVA-
41
TRVA+
40
CURR.FEED
39
CURR.FEED
G_SA-
38
G_SA+
37
G_SB-
36
G_SB+
35
CURR.FEED
G_FO2+
34
G_FO2-
33
DR5V
G_FO1+
32
DR5V
SLIN1
G_FO1-
31
SLIN2
G_TR-
30
SAIN
29
G_TR+
62.6k
SAIN2
28
62.6k
6
TRACKING ERROR SIGNAL
MOTOR DRIVE SIGNAL
OPTICAL PICK-UP/TRAVERSE
P55001
FO/TR
BD/DVD
ACTUATOR
RF SIGNAL
LASER
DVD
DETECTOR
LASER
CD
DETECTOR
LASER
BD
DETECTOR
P55003
SPINDLE MOTOR DRIVE
P55002
STEPPING
STEPPING MOTOR DRIVE
MOTOR
P55001
FOCUS/TRACKING ACTUATOR
DMP-BD75P/PC/PU
DMP-BD755P
DMP-BD75GA/GC/GN/GT/GW
SERVO BLOCK DIAGRAM
RF SIGNAL
SPINDLE
MOTOR
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