C) Panel Circuit , (D) Mic Circuit & (E) Tact Switch Circuit - Panasonic SA-VK91DGCS Service Manual

SA-VK91DGCS / SA-VK91DGCP
21.4. (C) Panel Circuit , (D) Mic Circuit & (E) Tact Switch Circuit
SCHEMATIC DIAGRAM - 18
PANEL CIRCUIT
PBL
14
PBR
13
AGND
12
REC_L
11
REC_R
10
TO +15V
9
DECK CIRCUIT
REC_01
8
(CN1001) ON
MOT10V
7
SCHEMATIC
SUB+BGND
DIAGRAM - 23
6
5
DECK1_H
4
3
MOT_01
2
1
CP6803
C6809
100P
Q6835
Q6836
1 2 3 4 5 6 7
H6806/
W6805
H6805/
W6805
1 2 3 4 5 6 7
C6869
16V470
R6981
330K
R6983
8.2K
Q6807
R6987
330K
C6872
50V0.33
R6886
2.2K
C6873
0.022
5
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: +B SIGNAL LINE
: -B SIGNAL LINE
PBL S6810
POWER
PBR
S6811
REC_L
DISC CHECK
REC_R
S6812
+15V
MULTI
REC_01
RE-MASTER
R6000
MOT10V
2.7K
S6813
SUPER
R6998
SURROUND
2.7K
DECK1_H
SYS6V S6814
BP
DECK 1/2
MOT_01
S6815
REC
Q6835, 6836
B1GBCFJJ0039
SWITCH
R6991
330
+9V
MIC
MIC CIRCUIT
VR6801 VR6801
EVUE27FK2B53
C6868
1000P
R6994
Q6806
Q6806
4.7K
KTC3199GRTA
MIC AMP
C6867
C6866
100P
1000P
C6865
50V1
R6982
47 Q6807
B1AACF000065
MIC AMP
C6864
0.047
C6880
1000P
R6887
470K
C6879
Q6817
Q6817
50V4.7
B1AACF000065
C6882 LIMITTER
470P
R6888
L6806
C6881
4.7K
G0C3R3JA0030
50V3.3
C6871 0.01
L6807
G0C100JA0030
C6875 0.022
R6892 560
L6806
L6807
C6876
0.022
R6890
680
4 2 3 7 8 1 5 4 2 3 7 8 1
JK6800
MIC 1 MIC 2
: TAPE PLAYBACK SIGNAL LINE
: TAPE RECORD SIGNAL LINE
VP
R6937
1K
R6938
1K
R6939
1.2K
R6940
1.8K
R6941
2.2K
R6838
2.7K
FLD_RST
FLD_CS
FLD_CK
FLD_DA
SW5V
SW5V
DC_DET
B1GACFJN0011
D6808 - 6811
B3AAA0000583
D6808
R6848
2.7K Q6824
R6849
2.7K D6809
Q6823
R6850
D6810
2.7K
Q6822
R6851
D6811
2.7K
Q6821
S6800
DVD/CD
S6801
R6854
TAPE
1K
R6855 R6862
S6802
1K 10K
TUNER/BAND
S6803 R6856 R6861
AUX
1.2K 6.8K
S6804
R6857 R6860
DECK 1
1.8K 4.7K
R6858 R6859
S6805
2.2K 2.7K
DISPLAY
TACT SWITCH CIRCUIT
JK6802
98
: MIC SIGNAL LINE
C6888 C6887
C6886
330P 330P 330P
R6869
3.9K
R6889
18K
Q6820
C6895
DCDET SWITCH
16V10
Q6821 - 6824
B1GACFJN0011
LED DRIVE
LED_9V
11
LED_4
10
LED_3
9
LED_2
8
LED_1
7
GND2
6
5
KEY2_A
4
VREF+_1
3
VJOG_B
2
VJOG_A
1
R6865
47K
C6878 C6802
100P 100P
S6809
STOP
3 2 1
B COM A
S6808
FF
S6807
REW
S6806
VR6800
DECK 2
EVEK2F3524M
VOLUME JOG
2
1
BS6800
RMBX0032-1
C6885
330P
CP6804
H6801
TO
POWER
CIRCUIT
(CN5801) ON
SCHEMATIC
DIAGRAM - 25