Read Panasonic SA-VK680EE / SC-VK680EE Service Manual online
124
P1
P1
SA-VK680EE MAIN CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
TO MAIN
SECTION (1/6)
TO MAIN
SECTION (5/6)
TO MAIN
SECTION (3/6)
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 6
: AUDIO OUTPUT SIGNAL LINE
: AUX/MIC/MUSIC PORT AUDIO INPUT SIGNAL LINE
: AM/FM SIGNAL LINE
: VIDEO OUTPUT SIGNAL LINE
: CD/DVD/TAPE AUDIO INPUT SIGNAL LINE
: CD/DVD VIDEO INPUT SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
15
16
17
18
19
20
21
22
23
24
25
26
27
28
100
R2808
HBASS_JOG2
HBASS_JOG1
R2878
4.7K
EEPROM
330P
C2833
R2834
1K
R2890
0
DVD_STAT
DVD_CMD
R2887
R2880
47K
47K
R2891
DVD_CLK
R2889
1K
1K
R2888
1K
DC_DET
PCONT
DC_DET2
MUTE_A
MODE_DA
C2867
100P
VREF+
R2702 1.8K
R2703 1.8K
B1ACCF000094
Q2702
C2841
18P
C2840
18P
R2817
100K
100K
100P
C2866
C2868
100P
22K
R2877
22K
R2876
C2832
330P
C2831
0.022
VREF+
6
7
5
2
4
3
8
1
RFKWEVK480GC
IC2802
RXD
TXD
C2620 100P
Q2600
B1GBCFLL0037
C2600
50V3.3
C2616 0.01
D2600
RESET
POWER CONTROL
POWER SUPPLY
MA2J1110GL
C4039
6.3V330
B1GBCFJN0033
Q2701
680
R4027
R4028
47K
6.3V100
C4040
L2600
G0C3R3JA0027
MA2J1110GL
D2603
1M
R2886
R2881
220
3
1
2
X2802
H2B100500004
22K
R2620
R2882
10M
H0A327200097
X2801
R2883
330
C4041 0.01
SYS6V
VREF+
DVREF
CLK
BUSY
R2812
100
R2802
100
R2813
100
R2803
10K
RMT
R2801
10K
R2804
47K
R2805
47K
R2807
10K
R2806
10K
C2820
100P
SW5V
C2821
100P
C2819
100P
100P
C2818
R2895
1K
DVD_MUTE
DVD_PCON
R2894
1K
CNVSS
ST/DO
SD
100
R2835
100
R2837
100
R2836
R2839
100
R2866
47K
R2865
47K
R2864
47K
100
R2838
100
R2820
47K
R2879
R2867
100
MPORT_SW
4.7K
R2846
HP_SW
47K
R2843
47K
R2869
R2870
47K
HOME_SW
TRAY_CCW_L
OPEN
TRAY_CW_H
47K
R2871
R2873
47K
R2872
47K
R2847
2.2K
100P
C2861
C2862
100P
C2860
100P
AM_BP
100
R2863
DECK_EJECT
LO_F
LO_R
TOP
FL_CLK
FL_CS
FL_DOUT
MOTOR_L
MIC_MUTE
VDD
REC
DVREF
100P
C2863
C2816
100P
C2865
100P
47K
R2854
R2874
DECK_AD1
DECK_AD3
KEY1
100
R2860
100P
C2822
100P
C2817
100
R2844
VREF+
R2858
100
INNER_SW
LEVEL SHIFTER
KEY3
UD_SENSOR
100
R2859
KEY2
B1GBCFJJ0051
Q2800
OPEN_SW
R2875 10K
15K
100P
C2813
100P
C2814
MODE
0.01
C2812
LM_L
100
R2852
R2840
100
100
R2821
100
R2851
100
R2850
R2884
100
100P
C2815
V_JOG_A
PHOTO
VDD
F_HOP
RESET
ASP_CLK
ASP_DAT
VOL_LED
PL_L
100
R2809
10K
R2841
100
R2861
10K
R2842
R2862
100
SYNC
HBASS_LED
3 4
2
5
98
94
95
95
92
91
93
97
96
1
100
99
80
78
76
77
79
87
86
88
89
89
82
84
83
81
85
90
16
14 15
17
11
13
12
69
67
65 64
66
68
70
51
49
45
47
46
46
41
44
42
43
48
50
30
39
37
35
32
31
31
34
33
33
36
38
40
22 23
20 21
26
28
27
24 25
18 19
53
55
57
62
60 59
61
63
58
56
54
29
52
75
73
71
72
74
9
7
6
8
10
IC2801
RFKWMVK480GC
PLLDA
PLLCK
DGND
EE_CLK
VCC
EE_CS
EE_DO
NC
EE_DAT
NC
GND
CLOSE
DVD_CLK
DVD_STA
DVD_STA
MICRO PROCESSOR
DVD_CMD
EFP_BUSY
XC_IN
XC_OUT
VSS
NC
NC
NC
NC
NC
SD
RMT
ST/DO
SYNC
ASP_CLK
VCC
XIN
XOUT
VOL_JOG
KEY1
[99] AVCC
MK_IN1
AVSS
AVSS
KEY3
KEY2
KEY2
NC
NC
[100] NC
VREF
F_HOP
DVD_MUTE
BYTE
DVD_PCONT
EE_CLK
AM_BP
DC_DET1
DC_DET2
NC
NC
VSS
DMT
NC
NC
NC
VCC
MPORT_SW
HP_SW
INNER_SW
DVD_REG
DVD_REG
FL_CS
LO_F
CLOSE
LO_R
MODE
OPEN
UD_SENSOR
NC
ECHO_MUTE
[82] TRAY_CW_H
[83] TRAY_CCW_L
[83] TRAY_CCW_L
ECHO_2
USB-REC-LED
ECHO_MUTE
ECHO_1
SW_LVL1
SW_LVL2
3
2
1
B0ADCJ000020
D2700
R2853
10K
R2819
100K
R2818
R2978 1.8K
[32] REG2/EFP_RxDI
[33] REG3/EFP_SCLK
[33] REG3/EFP_SCLK
MOD_DA
MUTE_A
EE_CS/EFP/EPM
PLL_DATA
PLL_CLK
NMI
ASP_DATA
[31] REG1/EFP_TxDI
MK_IN2
WIDE 1
LM
MK_IN3
EE_DATA
SW_2
PLUNGER
REC
[52] BASS_2
[51] BASS_1
MOTOR
SW_1
Ripping LED
ECHO_2
ECHO_1
FL_DATA
TOP SWITCH
[81] HOME_CR
FL_CLK
UNLOAD SW
R2827
1K
MODEL_SELECT
EFP_RESET
EFP_CNVss
PCONT
TAPE EJECT
[53] H.BASS LED
[54] VOL LED
[54] VOL LED
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