Panasonic TC-15DT2

14.3. DVD Servo Block Diagram
IC6201
(CPU)
IC6301
OPTICAL PICK UP UNIT
(EEPROM)
IC2001
(DSC)
TRSDRV-A
TRSDRV-B
TRACKING DRIVE
FOCUS DRIVE
TRV-SW
ECR
ROTN
RDTP
RDCKN
RDCKP
TE
TBAL
FE
FBAL
LDONB
LDONA
JIT OUT
BDO
OF TR
EC
FG
FGC
SS
BRK
TRAY SET1
TRAY SET2
TRAY OPEN
TRAY CLOSE
IC5202
(FEP)
VIN6
VIN5
VIN1
VIN2
VIN3
VIN4
SEN
SCK
STD1
STNBY
CPSEN
CPCEN
CPUIRQ
SBT1
SBO1
SB11
DAT0
DAT1
DAT2
DAT3
D
C
O
IC7001
(ODC)
IC2511
STEPPING MOTOR UNIT
OPTICAL PICK UP UNIT
SPINDLE MOTOR UNIT
LOADING MOTOR UNIT
(MOTOR DRIVE)
RF SIGNAL SPINDLE MOTOR DRIVE SIGNAL STEPPING MOTOR DRIVE SIGNAL TRACKING ERROR SIGNAL FOCUS ERROR SIGNAL
IC2501
(SPINDLE MOTOR DRIVE)
QR2502
QR2503
S2601
HALL1
LOAD M+
LOAD M-
TRAY OPEN
TRAY CLOSE
M2601
LOADING
MOTOR
47 43
94
92
91
95
96
97
42
41
40
48
3
2
49
28
26
23
60
61
62
63
35
36
38
33
34
50
91
28
20
9
93
13
98
12
18
17
3
1
2
2
81
64
44
65
66
12
13
8
7
18
19
11
16
10
14
1
9
16 12
15
25
27
LASER DIODE
PHOTO DETECTOR
A1 A2
A3A4
B1 B2
B3B4
HEAD
AMP
Q5201
LD DRIVE
INTERFACE
22
20
19
21
52
70
55
72
50
60
76
71
6
5
2
23
37
3
1
4
5
QR2501
3
1
4
5
107
128
121
120
111
115
114
113
112
104
105
102
103
TRAVERSE SWITCH
AMP
FIN
RIN
BRK
SS
FGC
FG
EC
ECR
26
OPIN4-
23
OPIN3-
3
OPIN1-
6
OPIN2-
H3-
H3+
H2-
H2+
H1-
H1+
A1
A2
A3
M3
M2
M1
H1+
H1-
H2+
H2-
H3+
H3-
TRV-SW
ACT F+
ACT F-
ACT T+
ACT T-
OUT1
OUT2
AMP
AMP
HALL2
5
4
HALL3
STEPPING MOTOR
7
VD3-
VD3+
VD4-
VD4+
VD1+
VD1-
VD2+
VD2-
6
16
15
14
13
ACTUATOR
TRACKING
COIL
FOCUS
COIL
12
11
11
TRACKING
BALANCE
FOCUS
BALANCE
AMP
3
4
M
TC-15DT2
55