Schematic Diagram - Panel Section - Sony STR-DG820 Service Manual

6-29. SCHEMATIC DIAGRAM - PANEL Section -

1 2
A
CN725
11P
MAIN 1
-7V
H
BOARD
2
(3/3) NC
CNP500
3
+7V
(Page 23)
B
MIC MONO 4
MAIN MIC GND 5
C
BOARD
(2/3) VIDEO2-AU_R 6
CNP432
A-GND 7
(Page 22)
VIDEO2-AU_L 8
9
V-GND
VIDEO AP
BOARD
10
V2 SIGNAL
CNP240
(Page 41)
V-GND 11
C
CN721
4P
E
HP_DETECT 1
R-CH 2
MAIN
GND 3
BOARD
(3/3)
L-CH 4
CN792
(Page 23)
CN722
6P
D
GND 1
AM
NC 2
MIC OUT 3
DISPLAY
AD-GND 4
BOARD
CN706
+7V 5
(Page 39)
GND 6
E
JOG BOARD
F
RV104
ROTARY ENCODER
- TONE +
3
2
1
RV103
ROTARY ENCODER
- TUNING +
3
G
2
1
S114
TONE MODE
S113
TUNING MODE
S115
SPEAKERS
(OFF/A/B/A+B)
H
STR-DG820
3 4
FRONT V2 BOARD
IC706
LINE AMP
JL815
0
1
0
JL816
2
JL817 0
3
JL818
-6.9
JL819 4 VEE
JL820
IC706
JL821 NJM4565M(TE2)
JL822
JL823
JL824
C810
R770 1000p
0
JL812
JL852
JL851
JL825
C813
0.01
JL826
JL827
JL828
JL829
CN104
7P
JL106
1 TONE +/-2
JL105
2 TONE +/-1
AN
JL104
3 TUNE +/-2
JL103
4 TUNE +/-1
JL102 DISPLAY
5 ADGND BOARD
CN707
6
(Page 39)
JL101
7 AD3
R113
2.2k
R112
2.2k
5 6 7
JL856
R763
1k
7
VDD 8
0
7
0
6
JL855
0
5
JL853
R764
1k
JL854
JL857
C811
1000p
JL813
R813
0
JL814
R776 C820
0.1
0
ET703
C762 C812
JL810 JL811
0.01 0.1
ET702
C821
0.1
43 43
8 9
LED BOARD
D701
SML72423C-TP15
ON/STANDBY
J703
AUDIO R
VIDEO 2 IN/
AUDIO L
POTABLE AV IN
VIDEO
J702
PHONES
AL
GND
L
DISPLAY
BOARD
GND
(CHASSIS) CN713
(Page 39)
(CHASSIS)
STR-DG820
10 11 12
CN719
4P
JL860
AJ
1 GND
2 NC
JL861
(POWER ON (GRN))
DISPLAY
3 LED_GREEN
JL862 BOARD
(STANDBY (RED))
4 LED_RED CNP718
(Page 39)
DCAC JACK BOARD
CN718
3P
1
J701
AUTO CAL MIC
2
3
ET791
JL798