Panasonic PVD4735S - DVD/VCR DECK, Service Manual

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1.5Vp-p V1
2V
5ms
1.5Vp-p V1
2V 5ms
0.2Vp-p V1
0.5V
4ms
A
B
C
A
B
C
IC8801 (SERVO DRIVER)
LOADING
MOTOR
FOCUS
ACTUATOR
TRACKING
ACTUATOR
TRAVERSE
MOTOR
SPINDLE
MOTOR
DVD MECHANISM UNIT DVD SUB C.B.A. DVD MAIN C.B.A.
P8954
1
P8954
2
P8901
22
P8901
23
P8901
25
P8901
24
P8801
7
P8801
9
P8801
3
P8801
4
P8951
7
P8951
9
P8951
3
P8951
4
P8955
2
P8955
1
10
9
17
18
15
16
11
12
66
67
LOADING
MOTOR DRIVE
FOCUS
ACTUATOR
DRIVE
TRACKING
ACTUATOR
DRIVE
TRAVERSE
MOTOR DRIVE
DVD READY(L)
DVD RESET(L)
HOST READY(L)
HOST SERIAL DATA
DVD SERIAL DATA
DVD SERIAL CLOCK
P8401
5
P8401
7
P8401
1
P8401
4
P8401
3
P8401
2
73
82
70
69
68
71
FROM/TO
SYSTEM CONTROL
BLOCK DIAGRAM
DVD READY(L)
DVD RESET(L)
HOST READY(L)
HOST SERIAL DATA
DVD SERIAL DATA
DVD SERIAL CLOCK
TRAY CLOSE DETECT(L)
TRAY OPEN DETECT(L)
78
LOADING MOTOR CONTROL
7
FOCUS MOTOR CONTROL
22
TRACKING MOTOR CONTROL
23
75
TRAVERSE MOTOR CONTROL
6
76
SPINDLE MOTOR CONTROL
5
148
147
CLOSE
OPEN
SW8952
SW8951
6
5
8
59
IC8004 (EEPROM)
60
I 2 C SERIAL CLOCK
I
2
C SERIAL DATA
VCC
I 2 C SERIAL CLOCK
I
2
C SERIAL DATA
IC8001 (DVD SIGNAL PROCESSOR/DVD MICROCONTROLLER)
P8901
3
P8901
21
V-REF
HFM
127
77
V-REF(H)
HFMON
P8402
4
P8402
10
P8402
8,9
M VM +6V
P8402
3
ACT VM +6V
SW +5V
SW +3.3V
8,20,21
+D3.3V
TP8009
TP8005
TP8010
TP8006
TP8011 TP8523
TP8823
TP8007
TP8008
SW+5V
SW+5V
M VM+6V
SW+3.3V
TP8806
TP8809
+6V VCC
TP8906
Q8906
Q8905
TP8923
TP8958
TP8959
TP8903
TP8802
TP8804
TP8807
TP8813
TP8812
TP8816
TP8817
TP8818
TP8819
P8952
2
P8952
3
TP8952
TP8951
P8801
11
P8801
10
P8952
1
TP8953
FG
HEAD
SW+3.3V
72
FG
TP8814
TP8815
P8801
5
P8801
6
P8951
5
P8951
6
P8953
1
P8953
2
14
13
TP8955
TP8954
TP8810
TP8811
SPINDLE
MOTOR DRIVE
28 128
VHALF
2
P8801
2
P8801
1
P8951
2
P8951
1
TP8957
TP8956
DVD I BLOCK DIAGRAM
DVD I BLOCK DIAGRAM
PV-D4735S/PV-D4745/PV-D4745S/PV-D4745S-K
PV-D4735S / PV-D4745 / PV-D4745S / PV-D4745S-K
53