Panasonic PV-D4733S-K Service Manual page 267

DVD I BLOCK DIAGRAM
DVD MECHANISM UNIT DVD SUB C.B.A.
SW8952
CLOSE
CN8951
4
CN8951
5
SW8953
OPEN
CN9852 CN8951
LOADING
2 3
MOTOR
CN9852 CN8951
1 2
P8901
V-REF
21
Q8902
P8901
HFM
SW+5V
4
TP8954
Q8901
P8901
FOCUS 26
ACTUATOR
P8901
25
P8901
TRACKING
24
ACTUATOR
P8901
23
TP8802
P8801
TRAVERSE 2
MOTOR
P8801
1
TP8801
P8801
5
P8801
6
P8801
SPINDLE
7
MOTOR
P8801
8
P8801
9
P8801
10
P8801
11
P8801
12
P8801
13
DVD MAIN C.B.A.
P8802
4
P8802
5
IC8801 (SERVO DRIVER)
P8802
46
3 LOADING LEVEL
MOTOR DRIVE SHIFT
P8802
45
2
TP8971
31
37 FOCUS
ACTUATOR
DRIVE
36
33
35 TRACKING
ACTUATOR
34 DRIVE
47
TRAVERSE LEVEL
MOTOR DRIVE SHIFT
48
4
5
6 HALL AMP
/REVERSE
7 PROTECT
8
9
10
DUTY
11 MATRIX
CONTROL
18
IC8001 (DVD SIGNAL PROCESSOR/DVD MICROCONTROLLER)
TRAY CLOSE DETECT(L)
54
53 TRAY OPEN DETECT(L)
V-REF(H)
36
HFMON
72
TP8809
LOADING MOTOR CONTROL
21 78
22
23
FOCUS MOTOR CONTROL
24 152
29
28
26 150 TRACKING MOTOR CONTROL
53 70 TRAVERSE MOTOR CONTROL
52
TP8814
CURRENT MOTOR
19
DETECTOR VM+6V
TP8808
SPINDLE MOTOR CONTROL
20 71
3,19,25,50
VCC +6V
VCC 54 +5V
TP8006
P8401
DVD READY(L) DVD READY(L)
65
5
P8401
DVD RESET(L) 68 DVD RESET(L)
TP8002 7
P8401
HOST READY(L) HOST READY(L)
61
1
P8401
DVD SERIAL DATA 0 DVD SERIAL DATA 0
64
4
P8401
DVD SERIAL DATA 1 DVD SERIAL DATA 1
63
TP8003
3
P8401
DVD RERIAL CLOCK 62 DVD SERIAL CLOCK
2
P8901
PROGRESSIVE ON(H) PROGRESSIVE ON(H)
47
17
P8401
M VM+6V
M VM+6V
1
P8401
ACT VM+5V ACT VM+5V
TP8414
2
P8402
SW+5V SW+5V
TP8016
5
P8402
SW+3.3V
SW+3.3V
6
IC8002 (EEPROM)
2 2
I C SERIAL CLOCK 59 6 I C SERIAL CLOCK
2 2
I C SERIAL DATA 60 5 I C SERIAL DATA
DVD I BLOCK DIAGRAM
PV-D4733S/PV-D4743/PV-D4743S/PV-D4743S-K
FROM/TO
SYSTEM CONTROL
BLOCK DIAGRAM