KP-FX43M31/M61/M91, FX53M31/M61/M91
RM-998
RM-998
(7)
J BOARD BLOCK DIAGRAM
3
4
V
L
R
RV1
4
S-1
7
Y1
3
5
C1
2
LV1
44
V/Y OUT2
C OUT2
47
AV SW
IC8302
1
V1
V2
8
LV2
9
11 RV2
R
L
V
V
L
R
RV3
18
16 LV3
15 V3
CN8301
FR Y IN
1
7
5
3
FR L IN
FR V IN
FR C IN
FR R IN
9
FR S3 IN
11
Y
R
L
B-Y
R-Y
1
2
3
J8301
VIDEO
IN 1
IN 2
VIDEO
J8302
J8303
VIDEO
IN 3
L
R
Y
C /B-Y
C /R-Y
B
R
IN 1
COMPONENT
J8307
J8305
R
L
V
OUT
MONITOR
J8304
J8308
COMPONENT
IN 1
R
B
C /R-Y
C /B-Y
Y
R
L
R-Y
B-Y
L
R
Y
J8309
24 Y4
26 C4
22 V4
23 LV4
25 RV4
28 S-4
LV6
59
RV6
61
V6
60
TV
63
LTV
62
RTV
64
LV5
29
RV5
31
37
C OUT3
39
Y OUT3
V OUT3
41
L OUT1
52
R OUT1
54
53
V OUT1
34
SDA
33
SCL
43
L OUT2
45
R OUT2
Y
BY
RY
S-L
S-TV
M-TV
L-TV
R-TV
RY
BY
Y
IC8801
AUDIO SEL
7
1
3
2
2
1
3
7
AUDIO SEL
IC8802
IC8805
COMPONENT I/F
SEL YOUT 27
35 Y
Cb
34
26
SEL CBOUT
Cr
33
25
SEL CROUT
IN3-3
3
23
SEL VOUT
2
IN3-2
1
IN3-1
SEL HOUT 22
EXTCLK/XTAL
20
X8801
Q8301
BUFF
BUFF
Q8306
BUFF
Q8308
BUFF
Q8309
Q8302
ATT
Q8303
BUFF
Q8801,8804
BUFF
Q8802,8805
BUFF
Q8803,8806
BUFF
SUB-CV
SUB-Y
SUB-C
L
R
Q8808
BUFF
Q8809
BUFF
HPSELECT
4
5
HP
13 SUB VP
VP
12
14
VPSELECT
SYNC SELECTOR
IC8871
SUB HP
3
9 11
BUFF
Q8870
2
4
INA
OUT
IC8872
COMP
Q2018,2019,FL2004
B.P.F
Q2012,2016,FL2003
B.P.F
Q2003,2006,2007
Q2009,FL2001
B.P.F
Q2014
BUFF
Q2011,2013,2015
BUFF
Q2010,FL2002
B.P.F
Q2004,2005,2008
BUFF
Q8304
SCL
59
IC2004
3D COMB
48
XO
XI
47
FSC1
52
CSI
76
88 AYI
57 RSTB
96 ACI
84 AYO
83 ACO
60 SDA
FSCO
50
Q2002
BUFF
SCL
SDA
Q2301,2309
BUFF
1
3
3.3V REG
IC2005
+3.3V
+5V
X2001
20MHz
Y OUT
YC IN
25
7
27
OUT
19
2D COMB FILTER
IC2300
FSC
Q2305-2308
EQU. Y OUT
Q2302-2304,
2310
C BUFF
Q8342,8343
AMP
Y1
19
IC8306
MAIN COLOR DECODER
23
Cr OUT
Cb OUT
22
Cb1
18
C2
43
44 CVBS/Y2
39 C3
17 Cr1
46 FSC OUT
Q8361
Y BUFF
Q8362
U BUFF
Q8363
V BUFF
BY
RY
Y
CVBS/Y1
1
C1
48
COMB-Y
COMB-C
Y OUT
21
3
CVBS OUT
Q8320,8329,8330
U BUFF.AMP
Q8319,8331,8332
V BUFF.AMP
Q8321
Y BUFF
Q8364
CV ATT
Q8326-8328
BUFF.V SYNC SEP
SW
IC8309
VBLK SW
2
3
7
Y IN
Y OUT
CV IN
1
SCP
10
B2
33
G2
34
R2
35
HS
9
9
-V IN
-U OUT
-U IN
17
8
Y IN
6
16
-V OUT
19
Y OUT
SDA 14
SCL 11
1
SC
Q8310
BUFF
VS
4
14
SDA
13
SCL
38
Xtal
SCL
13
SDA
14
9
HS
Cr OUT
23
22
Cb OUT
38 Xtal
Cr1
17
18 Cb1
Y OUT
21
SUB COLOR DECODER
IC8308
19 Y1
Y
BY
RY
RY
BY
Y
V BUFF
Q8466
U BUFF
Q8465
Y BUFF
Q8464
CVBS/Y1
1
CVBS/Y2
44
43 C2
X8302
16MHz
VS
4
Q8311,8312
BUFF
2
4
IC8312
Q8333,8334
U AMP.BUFF
Q8335,8336
V AMP.BUFF
Q8305
Y AMP.BUFF
U MAIN OUT
A31
COMB RESET
V MAIN OUT
V MAIN OUT
B20
B29
B32
A19
CVBS OUT(TXT)
CN8304
B27
H-PULSE MAIN OUT
A28
V-PULSE MAIN OUT
TXET G OUT
B10
TXET R OUT
B9
TXET B OUT
B11
SDA
A15
SCL
B15
L SW
A2
R SW
A1
TVCV 2 IN
A5
TVCV 1 IN
A8
TV1 L IN
B7
TV1 R IN
B6
COMB-Y
COMB-C
TV2 L IN
B4
S-TV
M-TV
L-TV
R-TV
S-L
Q8403,8407,8410
SY AMP BUFF
Q8402,8406,8409
SU AMP.BUFF
Q8401,8405,8408
SV AMP.BUFF
RY
8
RY
6
BY
5
9
RY2
1
3
Y
2
Y
BY2
14
PICTURE BOOSTER
IC8310
IC8870
SEL
11 BY
Y1
16
12
7
2
CONT
CONT
CONT
Q8313
BUFF
Q8316
BUFF
Q8322
BUFF
A26
Y SUB OUT
B24
U SUB OUT
A23
V SUB OUT
COMP SEL2
A17
Q8404
BUFF
B3
ID-Y
COMP SEL1
B17
V PULSE SUB OUT
B21
H PULSE SUB OUT
A21
B
TO A BOARD
AN1180
J
AV SW,COLORDECODER,3D COMBFILTER,
INPUT TERMINAL
CN1934
TO H3 BOARD
M
SUB-CV
SUB-Y
SUB-C
VIDEO
C
VIDEO
C
VIDEO
VIDEO
Y
Y
C
Y
VIDEO
AUDIO L
VIDEO
AUDIO L
AUDIO R
AUDIO L/R
VIDEO
AUDIO L/R
AUDIO R
AUDIO L/R
C
R-Y
B-Y
R-Y
B-Y
Y
– 73 –
– 74 –