Read Sharp 37GT-27H (serv.man9) Service Manual online
19
37GT-27H
Pin N°
Symbol
Description
STV224X/8X
STV223X
STV223XD
SDIP56
SDIP56
TQFP64
1
1
8
SIFIN1
SIF Input
2
2
9
SIFIN2
SIF Input
3
3
10
AGCSIFCAP
AGC SIF Capacitor
4
4
11
V
REF
IF
Voltage Reference Filtering
5
5
12
AGCPIFCAP
AGC PIF Capacitor
6
6
13
PIFIN1
PIF Input
7
7
14
PIFIN2
PIF Input
8
8
16
TUNERAGCOUT
AGC Tuner Output
9
9
17
IFPLL
IF PLL Filter
10
10
18
GND IF
IF Ground
11
11
19
AM/FMOUT/SC
AM/FM Mono Sound or Stereo Carriers Output
12
12
20
V
CC
IF
5 V IF Supply
13
13
21
INTCVBSOUT
Internal CVBS Output
14
14
22
EXTAUDIOIN
External Audio Input
15
15
23
PIFLC1
LC Input
16
16
24
PIFLC2
LC Input
17
17
25
V
CC
2
Video/Luma Supply Voltage (8 V)
18
18
26
CVBSIN1
Internal Video Input
19
19
27
GND2
Video/Luma Ground
20
20
28
CVBSIN2
External Video Input
21
21
29
BS
Black Stretch Capacitor
22
22
34
Y/CVBSIN3
Y(SVHS) or CVBS3 External Input
23
23
35
CHR
Chroma (SVHS) Input
-
24
37
UIN
B-Y Input (Note 1)
-
25
38
VIN
R-Y Input (Note 1)
-
26
39
YIN
Y Input (Note 1)
-
27
40
YOUT
Y Output (Note 1)
-
28
41
VOUT
R-Y Output (Note 1)
-
29
42
UOUT
B-Y Output (Note 1)
30
30
43
BOUT
Blue Output
31
31
44
GOUT
Green Output
32
32
45
ROUT
Red Output
33
33
46
I
CATH
Cathode Current Measurement Input
34
34
47
BOSD
OSD Blue Input
35
35
48
GOSD
OSD Green Input
36
36
49
ROSD
OSD Red Input
37
37
50
FBOSD
OSD Fast Blanking
38
38
52
XTAL3/BTUN
3.5X MHz Crystal or Cloche Filter Tuning
Capacitor
Capacitor
39
39
53
XTAL2
3.5X MHz Crystal
40
40
54
XTAL1
4.43/3.5X MHz Crystal
41
41
55
CLPF
Chroma PLL Filter
42
42
56
X1/VAMP/CHROUT
XTAL1 Control Pin, Vertical Amplitude DAC
Output and Chroma Reference Signal Output.
Output and Chroma Reference Signal Output.
43
43
57
GND1
Chroma/Scanning Ground
STV2236 (IC 801)
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