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12-5-2 Video Schematic Diagram and Waveforms
C103 1ONF 50V
RIO! 133 1/6W
1OONF SOV
BDI03
6_B10:5)
cn208
BLANKING
CLAMP
cise CIS7T R152
RISB C152
47UF SOV.
3.3K
7.5K 47 NF
R-GAIN
jo
i6V
TOONF 1/6W — i76W 1O0VP
6-GAIN
B-GAIN
R-BIAS
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R159
100 176W
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C154
C155
27PF
3 7BF
Sov.
50v
Samsung Electronics SyncMaster 15GLi
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SLUE-DRIVE
IClOl
LMI 207 A
CONTRAST-CAPI
RED-DRIVE
CONTRAST-CAP2
—-RED-CUTOFF
vect
RED-VIDEO-OUT
RED-VIDEO=1N
vee3,
RED=CLAMP~CAP
GND
GREEN-VIDEO-IN
weed
GROUND
wees
GREEN-CLAWP~IN
GND
GREEN-VIDEO-OUT
BLUE-VIDEO-IN,
PLUE-CLAUP-IN — GREEN-CUTOFF
wec2
GREEN-DRIVE
CONTRAST
BLUE-V10E0-OUT
'BLANK-GATE
BLuE-CuTOFF | ———
R155 }K 1/6
ize 1OONF
ees
€123 |OONF 50V
C108
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SOV.
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}PHI29-HIGH-FOCUS
+85V
+12V
o/+5V
+6. 3V
V-F/B
-
+210V
GI
H-F/B
CONTRAST
5.11 (IC101 #13)
ate
CH P-P=5.11V
CH1 RMS = 4.9443V
5.20 V (IC101 #20)
ina
CH1 P-P =5.20 V
CH1 RMS = 4.3565 V
Bil'5.6 Vi0G12 Couscron)
or
CH1P-P=456V
CHI RMS=51.280V
Bg45.6 V(CG14)
te
CH1 P-P =45.6 V
CH1 RMS = 52.016 V
E448 V(SKI #3)
==
CH1P-P=448V
— CH1 RMS=42.314V
£5.08 V (0165 Collector)
ina
CH1 P-P =5.08 V
CH1 RMS = 4.9716 V
a
12 Service Diagrams
Power Line
Signal Line
E25.28 V (1C101 #14)
4.72
(IC101 #26)
iam tans
CHIP-P=5.28V
CHI RMS =4.7283V
CH1P-P=4.72V
CHI RMS=4.1588V
ay 4.80 V (1C101 #17)
Ee 42.4 v (R12 COLLECTOR)
u wv vu
CH1 P-P =4.80V
CH1 RMS = 4.146V
CH1P-P=42.4V
CHI RMS=53.827 V
EZ}42.4 V (B12 Couector)
41.6 V (CRIA)
ona
CH1 P-P
= 42.4V
CH1 RMS = 53.152 V
CHIP-P=41.6V
CHIRMS=54.513V
Ba 48.0V(cB14)
Bal47.6 V (SKI #5)
eae
CHI P-P=48.0V
CHI RMS= 50.489 V
CH1 P-P =41.6V
CH1 RMS =38.459 V
41.6 V (SKI #8)
fi5.04 V (0164 Collector)
obo Tt
CH1P-P=41.6V
CHI RMS=40.817V
CHI P-P=5.04V
CHI RMS=4.4170V
12-36
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