Panasonic SA-VK470EE Service Manual page 103

20.2. Main Circuit
1 2 3
SCHEMATIC DIAGRAM - 5
A
: -B SIGNAL LINE
B
MAIN CIRCUIT
: +B SIGNAL LINE
B
JK2801
CHASSIS GND
DIGITAL OUT
(COAXIAL)
C
JK2001
PB(BLUE)
[VIDEO OUT]
D
COMPONENT
VIDEO OUT /
CHASSIS GND
VIDEO OUT
PR(RED)
Y(GREEN)
E
G1 G2
SEL
SCL
SDA
F
TUN
LCH
TN2802
ENG07825QRF
STEREO
TUNER PACK
RCH
NC
VCC
G
GND
G3
R
TO MAIN
SECTION (4/6)
JK2802
L
AUX IN
H
4 5 6
: DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE
: DVD AUDIO SIGNAL LINE : AM / FM SIGNAL LINE
R2970
10K
C2979 R2971
16V47 75
Q2980
B1ABCF000176
BUFFER
R2975
1K
R2973
1.2K
C2978
3
0.1
L2905 R2987
2 0
0
1
P_GND
L2004 R2903
75
J0JBC0000015
CROUT
1
L2005 R2904
J0JBC0000015 75
CBOUT
2
R2905
L2001
J0JBC0000015 75
VOUT
3
7
4
C2913
100P
5
L2003 R2906
75
J0JBC0000015
CYOUT
6
L2552
G0C220JA0055
1
+9V
PLLCK
2
PLLDA
3
ST/DO
SD
4
R2109
0
TUNER_L
5
C2032
0.01
6
R2209
0
7
TUNER_R
8
9
10
C2804
10
R2216 C2217
18K 100P
AUX_R
3
C2216
R2217
680P 15K
C2116 R2117
680P 15K
AUX_L
2
R2116 C2117
18K 100P
1
7 8 9
: TAPE RECORD SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE : AUX / MIC / MUSIC PORT SIGNAL LINE
R2972
220
R2974
1K
C2975
56P
L2913
G0A100G00005
L4002
G0A200D00002
PY
L2900
G0C220JA0055
CB
CR
YIN
CRSAG VCC2
17 16
C2907
C2924
6.3V330 1
CR
CROUT CRIN CIN
18 15
GND2 MUTE2 14
19
C2908
1
CB
CBSAG
20 CBIN 13
C2923
6.3V330
CBOUT GND
21 12
C2909
1
PY
CYIN
22 GND2 11
CYSAG SEL
23 10
C2920
10V22
24 CYOUT BIAS 9
C2910
1
YIN
GND2 YIN
25 8
C2922 26 YSAG SEL 7
6.3V1000
YOUT
27 CVIN 6
GND2 MUTE1 5
28
C2911
0.01
CIN
CIN
29 VSAG 4
C2919
6.3V1000
S2
30 VOUT 3
P_GND
31 SDCOUT S1 2
C2900
6.3V1000
COUT VCC1
32 1
IC2900
C9ZB00000461
VIDEO BUFFER
ZFLAG
DVD_MUTE
Q2912
B1GBCFJN0033
INVERTER
LDIN
C2029
16V10
Q2005
C2028
B1ADCE000012
16V10
SWITCH
1 VIN VOUT 5
IC2002
Q2004
2 VSS C0CBCBC00140
2SD0601AHL
REGULATOR
SWITCH
3 ON/OFF NC 4
PCONT
TRAY_CCW_L
TRAY_CW_H
103
10 11 12
CN2813
1 C4048
2
100P
2
Z2000 1
3
CN2812
2
1
CN2801
50 PY/Y/G
49 VGND
48 CB/PB/B
47 VGND
46 CR/PR/R
45 VGND
44 Y
43 VGND
42 C
L4005
41 VGND
G0A200D00002
40 ADAC5V
MIX_L
39 MIXL
38 D+5V
MIX_R
37 MIXR
36 ADACGND
35 FL
34 ADACGND
33 FR
32 ADACGND
31 SL
30 ADACGND
29 SR
28 D+5V
L2901
27 CENTER
G0A220GA0026
26 D+5V
25 SUBW
24 D+5V
23 ARCH
DVD+5V
22 DGND
21 ALCH
20 DGND
D+2.7V
19 D+2.7V
18 DGND
17 D+2.7V
16 DGND
15 M+9V
D2003 D2002
14 MGND
B0EAKM000117 B0EAKM000117
M+9V
13 M+9V
MGND
12 MGND
11 ZFLAG
10 NSW6V
9 A.DIGITAL
OPEN_SW
8 OPEN_SW
7 CECIN
C2801
6 CECOUT
0.1
5 LDIN
INNER_SW
4 INNER_SW
DVD_CLK
3 DSPCLK
DVD_CMD
2 CMD
DVD_STAT
1 STATUS
1/6 2/6 3/6
4/6 5/6 6/6
SA-VK470EE
SA-VK470EE
13 14
P1
J
TO
USB CIRCUIT
(ZJ9000*)
IN SCHEMATIC
DIAGRAM - 12
G
TO
MUSIC PORT
CIRCUIT (ZJ6801)
IN SCHEMATIC
DIAGRAM - 12
1
A
TO
DVD MODULE
CIRCUIT
(FP8101)
IN SCHEMATIC
DIAGRAM - 2
50
TO MAIN
SECTION (2/6)
MAIN CIRCUIT