DOWNLOAD Panasonic SA-VK470EE / SC-VK470EE Service Manual ↓ Size: 14.12 MB | Pages: 127 in PDF or view online for FREE

Model
SA-VK470EE SC-VK470EE
Pages
127
Size
14.12 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / DVD STEREO SYSTEM
File
sa-vk470ee-sc-vk470ee.pdf
Date
PREV: Panasonic SA-VK460EE / SC-VK460EE Service Manual

Panasonic SA-VK470EE / SC-VK470EE Service Manual ▷ View online

18.5. Deck
+
-
+
-
+
-
+
-
-
2
-
1
WR1903
WR1903
MOTOR
VREF
VREF
PB/REC PRE AMP
AN7326K
PB ROUT
PB LOUT
4
Z971
RECINH F
S975
MODE
S971
RECINH R
S974
HALF
S972
2
1
3
4
5
6
15
22
19
REC RIN
7
REC LIN
REC LOUT
REC ROUT
PB RIN
PB LIN
16
PB/REC SW
9
4
3
2
5
TPS OUT
HEAD SW
CTRL1
CTRL2
GND
6
PB/REC
LOGIC
TPS
IC1001
AUDIO HEAD SWITCH
C1AA00000612
IC1000
PHOTO INTERUPTOR
CNB13030R2AU
IC971
FROM 
SYSTEM CONTROL
TO AUDIO
FROM AUDIO
FROM
SYSTEM CONTROL
SA-VK470EE DECK BLOCK DIAGRAM
INVERTER
Q1303
INVERTER
BIAS
OSCILLATOR
CONTROL
BEATPROOF
SWITCH
Q1304
SWITCH
Q1306,
Q1307
Q1312
Q1317
D1301
D971
L1301
1
3
2
6
4
5
Q1310,
Q1309,
MUTING
CONTROL
Q1302
MUTING
SWITCH
Q1101
MUTING
SWITCH
Q1201
9
PB ROUT
CN2803
CN1305
4
CP1301
3
CP1301
16
DMT
CN2803
CN1305
8
PB LOUT
CN2803
CN1305
13
REC RIN
CN1305
CN2803
CN1305
CN2803
12
REC LIN
RECINH F
CN1305
CN2803
14
REC
FROM/TO
SYSTEM CONTROL
CN1305
CN2803
4
AN6
CS971
CP1902
5
PHOTO T
REC H
POWER
SUPPLY
Q1315
CN1305
CN2803
1
CS971
CP1902
3
PLUNGER
LCH
R/P HEAD
8
1
2
CP1301
RCH
R/P HEAD
5
CP1301
ERASE HEAD
+9V
CS971
CP1902
CN1305
CN2803
6
VREF
M+9V
MOTOR DRIVE
CONTROL
MOTOR
DRIVE
Q1314
Q1316
CN1305
CN2803
2
MOTOR
M+9V
M+9V
M
: TAPE PLAYBACK SIGNAL LINE
: TAPE RECORD SIGNAL LINE
SA-VK470EE
93
18.6. Audio
ZFLAG
MIC MUTE
ASP CLK
ASP DATA
LM L
MUTE A
+
+
1
IN-L1 (PB L)
OP-IN (MIC)
IN-R1 (PB R)
IN-L2 (TUN L)
IN-R2 (TUN R)
TUN L
TUN R
IN-L3 (MIX L)
IN-R3 (MIX R)
IN-L4 (MPORT L)
IN-R4 (MPORT R)
IN-L5 (AUX L)
IN-R5 (AUX R)
AUX L
MPORT L
MPORT R
AUX R
56
54
55
OP-OUT
GV OUT L
REF L
REC L
REC R
PRE VIN L
BASS L2
MID L2
MID L1
TRE L
BASS L1
PRE VIN R
HB MIX IN
HB MIX OUT
HB FLT OUT
REC L
REF R
GV OUT R
16
REF IN
14
VCC
38
REF OUT
15
18
52
19
20
21
HARMIN
D2191
22
HARMOUT
23
HB ATT IN
24
HB ATT OUT
25
HB LPF IN
26
HB LPF OUT
27
SUR2
50
SUR1
51
49
48
47
46
45
BASS R2
MID R2
MID R1
TRE R
BASS R1
30
31
32
33
34
53
REC R
17
TOUT L
44
TOUT R
35
2
3
4
5
6
7
8
9
10
CLK
39
DATA
40
MIX
MCU I/F
HARM
ATT
LPF 2ord
SURROUND
TONE
TREBLE/MID/BASS
TONE
TREBLE/MID/BASS
H.BASS MIX
REC SW
REC SW
OFF
ON
ON
OFF
GAIN CONTROL
0 ~ +30dB / 2dBstep
PRE VOLUME
Bypass/MIX
Bypass/Tone
Bypass/Tone
Bypass/MIX
0 ~ -28dB / 2dBstep
PRE VOLUME
0 ~ -28dB / 2dBstep
GAIN CONTROL
0 ~ +30dB / 2dBstep
IC2103
JK2802
R
L
AUX
FROM/TO 
SYSTEM CONTROL
1
2
3
SA-VK470EE AUDIO BLOCK DIAGRAM
MUTING
MUTING
CONTROL
MUTING
MUTING
CONTROL
Q2052
Q2051
+9V
+9V
C0ABBB000230
MIX AMP
IC2803
C1BB00001121
AUDIO SIGNAL PROCESSOR
3
2
1
5
7
6
+
-
+
-
+
-
+
-
POST VM R
36
R OUT
37
+
-
+
-
POST VOLUME
0 ~ -62dB / 1dBstep
POST VM L
43
L OUT
42
+
-
POST VOLUME
0 ~ -62dB / 1dBstep
+
-
+
-
+
-
+
-
+
-
-
+
-
+
VR6001
MIC VOLUME JOG
IC6000
C0ABBB000230
MIC AMP
3
6
7
-
+
3
2
1
-
+
FRONT L
FRONT R
IC2804
Q2501
D2241
LCH AUTO
GAIN CONTROL
Q2142
D2332
LCH AUTO
GAIN CONTROL
Q2242
Q2502
MUTING
MUTING
Q2143
Q2366
MUTING
Q2243
C0AABB000125
FRONT AMP
3
2
1
5
7
6
-
+
-
+
JK6810
MUSIC PORT
7
6
1
2
3
4
5
JK6001
MIC
5
4
2
3
7
8
1
: AM / FM SIGNAL LINE
: MAIN SIGNAL LINE
: AUX / MIC / MUSIC PORT SIGNAL LINE
: DVD AUDIO SIGNAL LINE
5
6
CN6807
CN2806
MPORT SW
TN2802
LCH
RCH
TUNER PACK
5
7
39
FP8101
12
MIX L
MIX R
PB L
MIC SW
PB R
CN2801
6
CN6807
5
CN2806
8
CN6807
3
CN2806
HP L
HP R
JK6800
HEADPHONE
7
6
1
2
3
4
5
4
7
CN6807 CN2806
HP SW
1
CN6807
10
CN2806
3
CN6807
8
CN2806
37
FP8101
14
CN2801
CN6702
5
ZJ6601
CN6001
15
13
CN2807
FROM
DVD (AUDIO)
TO
SYSTEM CONTROL
TO DECK
TO
SYSTEM CONTROL
FROM 
SYSTEM CONTROL
TO
DIGITAL AUDIO AMP
FROM DECK
9
CN2803
CN1305
8
CN2803
CN1305
: TAPE PLAYBACK SIGNAL LINE
: TAPE RECORD SIGNAL LINE
1
17
CN5050
CN2808
MUTE A
LM L
3
15
CN5050
CN2808
ASP DAT
ASP CLK
ZFLAG
MUTING
Q6910
MIC MUTE
2
CN6702
ZJ6601
TO
SYSTEM CONTROL
FROM
SYSTEM CONTROL
13
CN1305
CN2803
CN1305
CN2803
12
REC LIN
REC RIN
SA-VK470EE
94
18.7. Digital Audio Amp
: MAIN SIGNAL LINE
IN1M
IN2M
IN1P
IN2P
SGND1
SGND2
OSC
MODE
INPUT
STAGE
INPUT
STAGE
PWM
MODULATOR
CONTROL
AND
HANDSHAKE
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
PWM
MODULATOR
OSCILLATOR
MANAGER
STABI
RELEASE1
RELEASE2
SWITCH1
SWITCH2
ENABLE1
ENABLE2
MUTE
MUTE
MODE
2
3
STABI
PROT
VDDP2
VSSP2
VDDP1
VSSP1
BOOT1
BOOT2
OUT1
FL+
FR +
OUT2
IC5000
C1BA00000487
AUDIO DIGITAL POWER AMP
5
19
23
1
21
22
9
10
15
14
13
11
8
16
12
7
FRONT R
FRONT L
MUTE F
MOD DA
+
-
+
-
IC5500
INVERTER GATE 
(CLOCK GENERATOR)
C0JBAB000902 
X5500
X5501
D5501
D-TYPE FLIP-FLOP
C0JBAF000716 
CP1
O1
IC5501
6
8
10
9
14
14
11
3
D1
5
4
6
O1
2
1
5
4
3
2
1
CD1
SD1
MUTING
CIRCUIT
Q5601
Q5603,Q5604
MODE
FRONT R
SPEAKER
FRONT L
SPEAKER
SA-VK470EE DIGITAL AUDIO AMP BLOCK DIAGRAM
DC DET
DC DETECT
Q5101,Q5102
FROM AUDIO
FROM AUDIO
FROM 
SYSTEM CONTROL
FROM/TO 
SYSTEM CONTROL
- 30V SENSE
+ 30V SENSE
- 30V SENSE
3
15
FHOP
14
4
CN5050
CN2808
1
17
CN5050
CN2808
CN5050
CN2808
16
2
CN5050
CN2808
3
JK5001
4
JK5001
1
JK5001
2
JK5001
13
5
CN5050
CN2808
CN5050
CN2808
17
1
D5502
SW+5V
SW+5V
SA-VK470EE
95
18.8. Power
D5804
D5803
D5805
MAIN 
TRANSFORMER
D5801
T5701
D5802
Q5898
T5751
D5896
D5798
D2000
D2001
PC5799
D5701
L5702
L5701
DZ5701
SA-VK470EE POWER BLOCK DIAGRAM
C0CBCBD00018
SYSTEM CONTROL
FROM/TO
SYSTEM CONTROL
TO
SYSTEM CONTROL
FROM
+1.2V  REGULATOR
C0DBEHG00006 
POWER CONTROL
QR8111
+3.3V DC-DC
CONVERTER
CONT
Q5860,Q5861,Q5862
TRANSFORMER
TEMP. DETECT
C0DAAYY00042
SWITCHING 
REGULATOR
SWITCHING 
REGULATOR
C0DAAMH00012
OUT
VCC 1
2
OUT
VCC 1
2
3
1
2
Q5720,
Q5722
CURRENT
LIMITING
SWITCH
Q5721
SWITCHING
F1
AC INLET
P5701
SWITCHING 
REGULATOR
C5HACYY00003
VCC
D
FB
4
1
6
FEED BACK
BACKUP 
TRANSFORMER
PC5701
FEED BACK
FEED BACK
FEED BACK CIRCUIT
D
VCC
FB
IC5799
SWITCHING 
REGULATOR
MIP4110MSSCF 
IC4001
C0DAEMZ00001
SHUNT
REGULATOR
IC5899
IC4000
IC8151
IC8111
IC5701
QR5810
PC5702
PC5720
SYNC
SWITCH
SHUNT 
REGULATOR
IC5801
Q5802, D5806
C0DABFC00002
TH5860
-9V 
REGULATOR
Q4002
OUT
VCC 2
4
VO
VIN 8
1
5
QR5801
DC DETECT
Q4003
M+9V
REGULATOR
+9V
REGULATOR
Q2810
SW+5V
REGULATOR
Q5100
CD+7.5V
REGULATOR
Q4007
Q4001
QR4004
DC DETECT
DC DETECT
Q4000
D+2.7V REGULATOR
M+9V 
SW+5V
DVD PCONT
VCC
DC DET
+9V 
-9V 
DVD+5V
D+3.3V
D+5V
NSW1.2V
3, 4
H5801
7, 8
H5801
5
CN5802
CN2701
8, 9
CN5802
CN2701
- 30V SENSE
- 13V
DC18V
DCDET
+ 30V SENSE
32, 34
19, 17
CN2801
FP8101
13, 23, 25, 27
FP8101
38, 28, 26, 24
CN2801
SYS6V
PCONT
SYNC
TN2802
9
11
40
CN2801
FP8101
D+5V
ADAC5V
D+2.5V
SYS6V
CD+7.5V
SYSTEM CONTROL
FROM/TO
+ 30V SENSE
- 30V SENSE
ADAC5V
+ 18V
4
CN5802
CN2701
1
CN5802
CN2701
2
CN5802
CN2701
11
CN5802
CN2701
10
CN5802
CN2701
CN5500
CN5500
Q5803
SWITCHING
AMBP
5
4
2
3
2
6
7
5
2
8
4
7
18
15
17
11
14
3
CL
L5703
QR5802
DC DETECT
TH5701
SA-VK470EE
96
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