Sony HS-MB1 - Schematic Diagram -Video Section (2;7)

HS-MB1
HS-MB1
2828
4-18. SCHEMATIC DIAGRAM – VIDEO Section (2/7) –
7
B
8564
F
312
D
C
A
9
E
(7/7)
VIDEO
11
BOARD
9
VIDEO
(3/7)
BOARD
BOARD
10
(4/7)
VIDEO
B
MAIN
(3/5)
BOARD
CN2793
0
R904
0
R902
0
R903
CL910
DOOR1_MODE_SW
1000p
C901
CL912
0
R901
CL914
1000p
C900
0
R900
S901
S900
GND
S902
S903
10k
R913
10k
R912
DOOR2_MODE_SW
CL909
47
R917
47
R919
DOOR2_GAIN_SW
DOOR1_GAIN_SW
CL915
CL916
CL924
CL929
CL925
CL917
CL918
CL919
CL921
CL922
CL926
CL927
CL928
CL923
22k
R908
22k
R909
GND
+5V
CN900
3P
CM_1
CM_1
CM_COM
CM_COM
CM_2
CM_2
CN901
3P
DOOR2
DOOR2
COM
COM
LAMP2
LAMP2
CN902
3P
DOOR1
DOOR1
COM
COM
LAMP1
LAMP1
E
ET901
1k
R911
1k
R914
2.2k
R910
2.2k
R915
+5V
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN903
CM_2
CM_COM
CM_1
GND
LAMP2
CAP2
DOOR2
GND
LAMP1
CAP1
DOOR1
OFF
MODE
(2/7)VIDEO BOARD
DOOR 2
2
3
1
3
2
-1 -2
-1 -2 -2-1
-1 -2
2
1
3
OFF
3
2
MODE
DOOR 1
GAIN
DOOR 2
GAIN
DOOR 1
NC
NC
DOOR 2
DOOR 1
2
1
E
DB2
DB1
2
1
E
CHIME
2
1
E
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