Panasonic SA-VK470EE / SC-VK470EE Service Manual ▷ View online
18 Block Diagram
18.1. System Control
8
3
5
9
1
SYSTEM CONTROL
RFKWVK470GC
73
FL DATA
74
FL CLK
72
FL CS
94
KEY1
KEY1
MIC SW
7
DIN
8
CLK
9
1
4
STB
5
30
VEE
OSC
G5
G12
G5
G12
S1
P0
P3
S16
S1
S16
G1
G4
G1
G4
44
1
F-
F+
IC2801
(NOT SUPPLIED)
EEPROM
IC2802
FL DISPLAY DRIVER
C0HBB0000057
IC6601
FL6601
FL DISPLAY
T2900
SWITCHING
TRANSFORMER
SERIAL
DATA
INTERFACE
OSC
CONTROL
DISPLAY
MEMORY
(24bits x 12 Words)
SEGMENT
DRIVER
GRID
DRIVER
GRID
DRIVER
KEY SCAN
OUTPUT
TIMING
GENERATOR
LED
DRIVER
KEY MATRIX
MEMORY
DIMMING
CIRCUIT
8
20
FL DOUT
CN6001
CN2807
7
21
CN6001
CN2807
9
19
CN6001
CN2807
18
10
CN6001
CN2807
1,2
3,4
CN6012
CN6602
2
CN6702
ZJ6601
24
FL1
4
CN6001 CN2807
PSAVE
CONTROL
Q2900
25
FL2
FL1
FL2
3
CN6001 CN2807
27
-VP
1
CN6001 CN2807
FL CLK
FL CS
FL DOUT
FL CLK
FL CS
11
CN2805
CN2
4
10
CN2805
CN2
9
CN2805
CN2
6
CN2805
CN2
3
CN2805
CN2
5
CN2805
CN2
8
CN2805
CN2
7
CN2805
CN2
D4001
D2903
+18V
SA-VK470EE SYSTEM CONTROL BLOCK DIAGRAM
MOTOR
TRAY
LOADING
LOADING
BA6956AN
TRAY LOADING MOTOR DRIVE
FOR REFERENCE ONLY
PHOTO INTERRUPTOR
(OPEN)
(OPEN)
Q5
PHOTO INTERRUPTOR
(CLOSE)
(CLOSE)
Q2
PHOTO INTERRUPTOR
(HOME)
(HOME)
Q3
PHOTO INTERRUPTOR
(UD)
(UD)
Q1
PHOTO INTERRUPTOR
(MODE)
(MODE)
Q4
FROM/TO
DVD (SERVO)
47
FP8101 CN2801
5
46
FP8101 CN2801
10
CN5802 CN2701
INNER SW
INNER SW
8
43
FP8101 CN2801
11
40
FP8101 CN2801
3
48
FP8101 CN2801
1
50
FP8101 CN2801
4
CN5802 CN2701
8
CN2811
1
CN2811
2
49
FP8101 CN2801
OPEN SW
88
UNLOAD SW
87
VREF
98
Q2800
LEVEL SHIFTER
DVD MUTE
6
Q2912
TN2802
INVERTER
Q2012
INVERTER
Q2600
RESET
LO F
LO R
OPEN
CLOSE
HOME CR
UD SENSOR
MODE
TOP SWITCH
VCC
VREF
IC1
CONTROL
DRIVE
VCC
VREF
S6100
S6101
S6104
S6106
S6108
POWER
DISPLAY
SURROUND
ADVANCED
TAPE REC
H.BASS
93
KEY2
KEY2
17
11
CN6001
CN2807
6
J6501B
J6501A
VREF
S6201
63
EJECT
DECK EJECT
9
2
CN6807
CN2806
VREF
S6820
S6202
S6203
S6204
S6205
S6206
S6207
S6208
OPEN/CLOSE
EXCHANGE
DISC 1
DISC 2
DISC 3
DISC 4
DISC 5
-DEMO
STOP
92
KEY3
18
RMT
RMT
KEY3
16
12
CN6001
CN2807
51
HBASS JOG A
19
9
CN6001
CN2807
52
HBASS JOG B
20
8
CN6001
CN2807
66
MPORT SW
5
6
CN6807
CN2806
FROM/TO DECK
FROM/TO AUDIO
FROM AUDIO
FROM POWER
65
HP SW
MPORT SW
HP SW
4
7
CN6807
CN2806
15
13
CN6001
1
J6001
J6001B
CN2807
91
VOL JOG
22
6
CN6001
8
J6501A
J6501B
CN2807
1,2
3,4
1,2
3,4
CN6014 CN6012 CN6602
CN6604
54
VOL LED
6
22
CN6001
1
J6501A
J6501B
CN2807
16
12
J6501B
J6501A
VREF
M+9V
M+9V
27
1
CN6001
CN2807
SYS6V
20
SYNC
SYNC
SYNC
1
CN5802
CN2701
S6300
S6301
S6302
S6303
S6304
S6306
S6307
S6308
V
/ FORWARD
MANUAL EQ
V / REWIND
TAPE
FM / AM
DVD / CD
USB
EXT-IN
DVREF
VREF
VREF
SYS6V
OPEN
CLOSE
HOME SW
UD
MODE
TOP
SW3 (TOP)
80
84
78
81
86
85
77
79
LO R
VCC
LO F
4
2
6
1
9
7
VCC
REMOTE CONTROL SENSOR
Z6601
VREF
VREF
VR6500
VOLUME JOG
VR6630
BASS CONTROL JOG
D6458
POWER LED
D2900
13
15 X IN
X OUT
X2802
11
10 XC IN
XC OUT
X2801
TRAY CCW L
PCONT
DVD PCON
DVD PCON
PCONT
ZFLAG
ZFLAG
DVD MUTE
REG1/EFP TXD1
31
EFP RESET/RESET
12
TXD
RESET
7
CN2811
REG2/EFP RXD1
32
RXD
6
CN2811
REG3/EFP SCLK
33
CLK
4
CN2811
EFP BUSY
34
BUSY
SD
22
SD
ST/DO
21
ST/DO
PLL CLK
30
PLLCK
PLL DATA
29
PLLDA
83
TRAY CW H
TRAY CCW L
46 PCONT/EFP CE
AMBP
AMBP
68 AM BP
5 DVD PCONT
47 DC DET1
DC DET
DC DET
DC DET
TRAY CW H
82
11
CN5802 CN2701
TO AUDIO
FROM/TO
DVD (AUDIO)
DVD (AUDIO)
D+5V
LDIN
REGULATOR
C0CBCBC00140
5
1
3
ON/OFF
VIN
VOUT
Q2005
SWITCH
Q2004
Q2701
Q2702
D2700
SWITCH
POWER
CONTROL
POWER
SUPPLY
Q2700
POWER
SUPPLY
IC2002
ZFLAG
FROM/TO POWER
DVD PCONT
DC DET
ASP DAT
26 ASP DATA
ASP DATA
ASP CLK
ASP DAT
ASP CLK
27 ASP CLK
41 EE CS/EFP/EPM
3
EE CS
42 EE CLK
4
EE CLK
43 EE DATA
5
EE DAT
6
EE DO
ASP CLK
LM L
LM L
1
LM L
LM L
DVD CLK
DVD CLK
37 DVD CLK
DVD STAT
DVD STAT
36 DVD STA
DVD CMD
DVD CMD
35 DVD CMD
Q6511
D6511
DRIVE
LED
Q6602, Q6603
Q6600, Q6601
D6602
SIDE BAR (R) LED
D6604
SIDE BAR (L) LED
DRIVE
LED
VOL LED (TOP)
D6512
VOL LED (BOTTOM)
Q4006
DRIVE
LED
Q4005
CONTROL
LED DRIVE
TUN 4
STEREO 6
SCL 2
SDA 3
TUNER PACK
FOR
SOFTWARE
SOFTWARE
MIC MUTE
MIC MUTE
MPORT SW
HP SW
39
MOD DA
17
1
CN5050
CN2808
FROM/TO
DIGITAL AUDIO AMP
DIGITAL AUDIO AMP
40
MUTE A
MODE DA
MUTE A
13
5
CN5050
CN2808
MODE DA
60
DMT
16
CN1305
CN2803
DMT
DMT
56
PLUNGER
1
CN1305
CN2803
PL L
PL
Q2011
INVERTER
57
MOTOR
2
CN1305
CN2803
MOTOR L
MOTOR H
61
REC
14
CN1305
CN2803
REC H
REC H
95
DECK AD1
CS971
CP1902
6
CN1305
CN2803
DECK AD1
DECK AD1
90
PHOTO
4
CN1305
CN2803
DECK AD2
DECK AD2
MUTE A
7
F HOP
14
4
CN5050
CN2808
48
DC DET2
F HOP
DC DET2
F HOP
DC DET2
16
2
CN5050
CN2808
MIC MUTE
67
FP2901
OPEN
MUTE A
VREF
SA-VK470EE
89
18.2. DVD (Servo)
4
-
FP8251
5
-
FP8251
MOTOR
SPINDLE
M
6
-
FP8251
7
-
FP8251
3
-
FP8251
46
5
FP8101 CN2801
LDIN
CH3
CH3
VCC2-Vf
2
2
VCC2-Vf
CH4
CH4
-
+
2
VCC1
CH2
CH2
CH1
CH1
OPIN+
OPIN-
4
5
+
-
MOTOR
TRAVERSE
INNER SW
47
4
FP8101 CN2801
INNER SW
43
8
FP8101 CN2801
OPEN SW
TRAVERSE
2
-
FP8251
UPLOAD SW
TRAVERSE
M
BIAS2
+
-
LDIN
24
25
1
VO3-
18
+
-
VO3+
17
+
-
SHIFT
LEVEL
VO4-
16
+
-
VO4+
15
-
+
-
+
-
+
SHIFT
LEVEL
+
-
BIAS1
SHIFT
LEVEL
SHIFT
LEVEL
-
+
-
+
-
+
-
+
VO2-
VO2+
VO1-
VO1+
OPOUT
VIN3
VIN1
VIN2
TRIN
OPTICAL PICKUP UNIT
FP8531
F-
FP8531
HFM
COIL
FOCUS
FP8531
F+
ACTUATOR
HFM
COIL
TRACKING
FP8531
T-
T+
8
6
7
5
16
FP8531
(CD)
DIODE
LASER
(DVD)
DIODE
LASER
PDIC
11
12
13
14
AD1
6
122
66
23
DRV1
80
28
TRCDATA3
LDCNT
PWM1
2
126
127
3
PWM0
DRV0
26
67
VHALF 110
MOTOR DRIVE
48
27
MUTE
CH3
P3
P4
MUTE
CH1,2
9
49
LPC2
LPCO2
LPC1
LPCO1
RFINP
RFINN
VIN10
VIN9
VIN8
VIN7
VIN6
VIN5
VIN4
VIN3
VIN2
VIN1
105
FP8531
PIN(DVD/CD)
103
9
LD DRIVE
12
106
LDCD+
SW
DVDIN-GND
CDIN-GND
FP8531
Q8561,Q8562
INVERTER
Q8565
SWITCH
Q8563
SWITCH
Q8564
LD DRIVE
Q8551,Q8552
FP8531
LDDVD+
104
14
FP8531
22
FP8531
10
FP8531
11
18
96
RF+
FP8531
FP8531
RF-
95
19
111
VREF
109
112
23
116
FP8531
FP8531
115
24
4
114
FP8531
3
FP8531
E1/e2+f2
E2/e3+f3
F2/e4+f4
F1/e1+f1
20
FP8531
VREF
113
118
A/a
FP8531
26
D/d
117
17
FP8531
15
FP8531
C/c
119
B/b
25
FP8531
DV5.0 LSI
120
DQM2 191
20
MUTE
CH4
CNT
DVD CD
77
D+3.3V
IC8001
IC8251
MN2DS0018MP
C0GBG0000048
SA-VK470EE DVD (SERVO) BLOCK DIAGRAM
FROM/TO
SYSTEM CONTROL
SYSTEM CONTROL
: DVD HEAD SIGNAL LINE
: DVD RF SIGNAL LINE
: MOTOR DRIVE SIGNAL LINE
: CD HEAD SIGNAL LINE
: TRACKING ERROR SIGNAL LINE
: FOCUS ERROR SIGNAL LINE
SA-VK470EE
90
18.3. DVD (Audio)
: DVD AUDIO SIGNAL LINE
: MAIN SIGNAL LINE
: USB SIGNAL LINE
: DVD RF SIGNAL LINE
OPTICAL PICKUP UNIT
ADDRESS
MEMORY
DATA
MEMORY
IC8051
64M SDRAM
ADDRESS
MEMORY
DATA
MEMORY
CLK
NWE
/CAS
/RAS
/CS
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
DQ15
DQ14
DQ13
DQ12
DQ11
DQ10
DQ9
DQ8
DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
DQ1
DQ0
38
16
17
18
19
35
22
34
33
32
31
30
29
26
25
24
23
53
51
50
48
47
45
44
42
13
11
10
8
7
5
4
2
MCK
NWE
NCAS
NRAS
NCSM
MA11
(DQM3)
(DQM3)
MA10
MA9
MA8
MA7
MA6
MA5
MA4
MA3
MA2
MA1
MA0
MDQ15
MDQ14
MDQ13
MDQ12
MDQ11
MDQ10
MDQ9
MDQ8
MDQ7
MDQ6
MDQ5
MDQ4
MDQ3
MDQ2
MDQ1
MDQ0
IC8001
DV5.0 LSI
RFINP
VN1RF
VN2RF
VN3RF
VN4RF
RFINN
P6
P7
P8
53
55
FROM/TO
SYSTEM CONTROL
SYSTEM CONTROL
CPU CLOCK
CPU STATUS
CPU CMD
FP8101
49
CN2801
50
48
2
CN2801
39
FP8101
12
CN2801
37
FP8101
14
CN2801
11
FP8101
40
1
3
FP8101
CN2801
100
18
FP8531
RFP
RFN
19
FP8531
160
162
164
168
170
172
176
178
177
175
171
169
201
203
207
209
208
206
202
200
198
199
192
190
189
188
194
181
185
167
163
161
159
TD(DVD)
26
TC(DVD)
17
15
TB(DVD)
TA(DVD)
25
95
96
97
98
99
1
2
4
54
FP8101
CN2801
58
215
57
76
A MUTE
QR8420
MUTING
AND GATE
AND GATE
IC8695
C0JBAA000502
IC8691
C0JBAA000502
2
4
11
12
10
3
148
150
LRCK
DACCK
BICK
1
MCLK
LOUT1
VCOM
16
DZF1
ROUT1
MIX-L
ZFLAG
TO
SYSTEM CONTROL
SYSTEM CONTROL
TO AUDIO
MIX-R
LRCK
SDTI1
6
7
8
CSN
9
P/S
CCLK
CDTI
149
SRCK
P11
STBDAC
STBDAC
SBT3
SBO3
ADAC-CLK
SRCK
LRCK
151
ADOUT
DMIXOUT
P10
TRCCLK
MN2DS0018MP
IC8420
AUDIO DAC
C0FBBK000047
DELTA-SIGMA
MODULATOR
CLOCK
DIVIDER
uP
INTERFACE
8X
INTERPOLATOR
DE-EMPHASIS
CONTROL
ATT
AUDIO
DATA
INTERFACE
SCF
LPF
LPF
DELTA-SIGMA
MODULATOR
8X
INTERPOLATOR
ATT
SCF
LPF
LPF
C3ABPY000011
FP8531
FP8531
FP8531
FP8531
1
2
4
SA-VK470EE DVD (AUDIO) BLOCK DIAGRAM
P5
50
IC9003
X9004
INVERTER GATE
C0JBAB000908
60
65
8
2
3
4
5
7
IC8651
32M FLASH MEMORY
ADDRESS
ADDRESS
DATA
ADDRESS
ADDRESS / DATA
NRST
NEXOE
NEXCE
NEXWE
EXADR20
EXADR19
EXADR18
EXADR17
EXADR16
EXADT15
EXADT14
EXADT13
EXADT12
EXADT11
EXADT10
EXADT9
EXADT8
EXADT7
EXADT6
EXADT5
EXADT4
EXADT3
EXADT2
EXADT1
EXADT0
XRST 12
28
XOE
XCE 26
11
XWE
A20 10
9
A19
A18 16
17
A17
A16 48
1
A15
A14
2
3
A13
A12
4
5
A11
A10
6
7
A9
A8 8
18
A7
A6 19
20
A5
A4 21
22
A3
A2 23
24
A1
A0 25
45
DQ15
DQ14 43
41
DQ13
DQ12 39
36
DQ11
DQ10 34
32
DQ9
DQ8 30
DQ7 44
DQ6 42
DQ5 40
38
DQ4
DQ3 35
33
DQ2
31
DQ1
DQ0 29
212
42
41
40
39
38
37
36
29
28
27
26
25
24
23
22
21
35
34
30
45
31
213
214
70
IC9002
LATCH
LE
11
D8 9
D7
D6
8
7
D5
D4
6
5
D3
D2
4
3
D1
EXADT15
EXADT14
EXADT13
EXADT12
EXADT11
EXADT10
EXADT9
EXADT8
EXADT7
EXADT6
EXADT5
EXADT4
EXADT3
EXADT2
EXADT1
EXADT0
2
12
13
14
15
16
17
18
19
Q8
Q7
Q6
Q5
Q4
Q3
Q2
Q1
IC9001
LATCH
LE
11
D8 9
D7
D6
8
7
D5
D4
6
5
D3
D2
4
3
D1
EXADT7
EXADT6
EXADT5
EXADT4
EXADT3
EXADT2
EXADT1
EXADT0
EXADT7
EXADT6
EXADT5
EXADT4
EXADT3
EXADT2
EXADT1
EXADT0
2
12
13
14
15
16
17
18
19
Q8
Q7
Q6
Q5
Q4
Q3
Q2
Q1
C0JBAZ001251
C0JBAZ001251
3
1
4
6
USB
D +
D -
1
CN7002
VBUS OUT
2
FP9001
1
FP9001
2
FP9001
3
5
CN8002
CN7002
CN8002
CN7002
CN8002
4
IC9005
OC
EN
IN
IN
OUT
OUT
6
OUT
C0DBZYY00266
QR9030
LEVEL
SHIFTER
USB VBUS
USB OVER
D+5V
146
ROUT
144
LOUT
60
65
P13
DRV2
REGULATOR
RFKWMH32B325
X8621
OSCO
OSCI
P1
156
IECOUT 156
155
5
6
46
1
OUT
RESET
C0EBA0000039
C3EBGC000056
SDA
SDA
P2 47
SCL
SCL
RESET
C0EBE0000456
IC8606
16M EEPROM
IC8611
IC8601
1
OUT
JK2801
DIGITAL OUT
(COAXIAL)
1
2
3 CHASSIS GND
BUFFER
Q2980
: AUDIO SIGNAL LINE
SA-VK470EE
91
18.4. Video
VIDEO BUFFER
C9ZB00000461
75Ohm
DRIVER
+
V OUT
CY OUT
CB OUT
CR OUT
CIN
COUT
VOUT
VSAG
YOUT
YSAG
CYOUT
CYSAG
CBOUT
CBSAG
CROUT
CHSAG
4
MUTE1
MUTE1
5
MUTE2
MUTE2
14
VCC1
1
VCC2
16
6dB
L
H
L
H
32
30
29
27
26
24
23
21
20
18
17
BIAS
6MHz
LPF
YIN
8
SEL
7
SEL
10
CYIN
11
6dB
BIAS
CBIN
13
BIAS
BIAS
CLAMP
6MHz
LPF
75Ohm
DRIVER
75Ohm
DRIVER
6dB
12MHz
LPF
75Ohm
DRIVER
6dB
12MHz
LPF
75Ohm
DRIVER
CRIN
BIAS
15
BIAS
9
BIAS
6dB
12MHz
LPF
75Ohm
DRIVER
6MHz
LPF
CVIN
6
6dB
CLAMP
IC2900
JK2001
1
2
3
VIDEO OUT
Y (GREEN)
PR (RED)
PB (BLUE)
4
5
6
: DVD VIDEO SIGNAL LINE
SA-VK470EE VIDEO BLOCK DIAGRAM
IC8001
DV5.0 LSI
MN2DS0018MP
CR/PR/R
CB/PB/B
Y/PY/G
131
130
C
Y
129
138
DAC1 OUT
DAC2 OUT
DAC3 OUT
DAC4 OUT
DAC5 OUT 139
BUFFER
Q8331
BUFFER
Q8335
BUFFER
Q8341
BUFFER
Q8321
BUFFER
Q8325
9
42
CIN
CN2801
FP8101
7
44
YIN
CN2801
FP8101
1
50
PY
CN2801
FP8101
3
48
CB
CN2801
FP8101
5
46
CR
CN2801
FP8101
D+5V
SA-VK470EE
92
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