Panasonic SA-G90 - Schematic Diagram-9; FL P.C.B. Layout

IC901
M38B57M6141F
SYSTEM CONTROL/
FL DRIVE
FL901(RSL0279-F)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
80
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
414243444546474849505152535455565758596061626364
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
TCE
TCK
TDT
SUR1
SUR2
COM CK
COM DO
COM DI
AVss
VREF
SD
COM REQS
HELP LED/RDS CE
COM REQM
VIDEO B
VIDEO A
KEY1 KEY2 THERM/OVLD KEY4 OVERLOAD2 FMST WAKE RDS DI REMOTE RESET RDS CK RDS DT GND XIN X OUT V
DD
LED CK LED DATA SFC1 SFC2 SEL1 HOLD SEL2 D.PASS
RLY
LOUDNESS
VEE
S/C SP
SP B
SP A
AF MUTE
SEG16
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5 SEG4 SEG3 SEG2 SEG1
DEG1
DEG2
DEG3 DEG4 DEG5 DEG6 DEG7 DEG8
DEG9
DEG10
INIT IN
VOL DOWN
VOL UP
IF DATA
LIMITTER
321
54 53 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 10 9
FL DISPLAY
12 11 8 7 6 5 2 1
321
FG
C993
100P
C994
100P
R944
100K
R945 100K
C913
50V10
A
R929
100
C914
50V10
R930
100
C909
50V22
C911
50V22
D903
MTZJ4R7BTA
C
B
ABCDEFGH I J KLMNOP
ABCDEF GH I J KLM NOP
C930 330P
C929 330P
C928 330P
C927 330P
C926 330P
C925 330P
C924 330P
C923 330P
C922 330P
C921 330P
R943 1K
R910 1K
R917
10K
J
I
H
U
K
C
D
M
L
N
I
F
G
O
B
J
R947 10K
AB
R901
1K
CD E
R992 100K R991 100K R996 100K R995 100K
C992
100P
C991
100P
C996
100P
C995
100P
R915 2.2K R906 2.2K
R909 100K
CF901
13
2
VR903
(SFC MODE)
VR901
(INPUT SELECTOR)
SPQR
R946 10K
DE
R914 22K
E
A
T
C904
6.3V1000
C901
6.3V1000
C902
0.1
R908 100K
R994
100K
R993
100K
D912
RVD1SS133TA
C910
50V22
C912
50V22
SCHEMATIC DIAGRAM - 9
R916 22K
V
R907
100K
D910
RVD1SS133TA
14.1V
-14.9V
5.5V
-27.2V
5V
5.1V
5.1V 5.1V
0V
1.1V
0V
5.1V
5V
2V
2.3V
5V
0V 0V
5.1V 5.1V 5.1V
5.1V
5V 5V
5V
-27.2V
6V
4.9V
7.5V
0V
-26.8V
-26.8V
-20.8V
-17.9V
-12.1V
-17.5V
-23.6V
-23.6V
-14.1V -17.9V
-20.8V -23.7V -23.6V -12.1V
-15V
-15V
-23.6V -23.6V -23.6V -23.6V -23.6V -23.6V -23.6V -23.6V -23.6V -23.6V
0.7V
0V
0V 5V
5V
0V
0V
0V
5.1V
5.1V
4.9V
0V
0V
5.1V
5.1V
0V
0V
0V
5V
0V
:NEGATIVE VOLTAGE LINE:POSITIVE VOLTAGE LINE