Samsung CS21K5NLX/XTT, Service Manual

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Alignment and Adjustments
4-8 Samsung Electronics
PIN NO
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
SYMBOL
HOUT
FBISO
QSSO/AMOUT
EHTO
PLLIF
IFVO/SVO/DVBO
VP1
CVBS1
GND
CVBS/Y
C
SVM
INSSW2
R2/VIN
G2/YIN
B2/UIN
BCLIN
BLKIN
RO
GO
BO
VDDA
VPE
VDDC
OSCGND
XTLIN
XTLOUT
RESET
VDDP
P1.0/INT1
P1.1/T0
P1.2/INTO
PIN FUNCTION
horizontal output
flyback input/sandcastle output
QSS intercarrier output/AM output in stereo applications or
deemphasis(front-end audio out)/AM output in mono applications
EHT/overvoltage protection input
IF-PLL loop filter
AGC sound IF/inter-external AGC for DVB applications
main supply voltage TV processor
internal CVBS input
ground for TV processor
CVBS3/Y input
chroma input
scan velocity modulation output
2nd RGB/YUV insertion input
2nd R input/V(R-Y) input PR input
2nd G input/Y input
2nd B input/U(B-Y) input PB input
beam current limiter input
black current input/V-guard input
Red output
Green output
Blue output
analog supply of Teletext decoder and digital supply of TV-
processor(3.3 V)
OTP Progamming Voltage
digital supply to core(3.3 V)
oscillator ground supply
crystal oscillator input
crystal oscillator output
reset
digital supply to per3.3 V)
port 1.0 or external interrupt 1 input
port 1.1 or Counter/Timer 0 input
port 1.2 or external interrupt 0 input
CHECK VOLTAGE
S-By P-On