Waveforms - Sylvania 6319CCB Service Manual

19" color tv/vcr combination
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2 V
5 ms
0.5 V
WF1 MAIN 2/4 SCHEMATIC DIAGRAM
WF5 MAIN 2/4 SCHEMATIC DIAGRAM
J190 RF SW
J191 V-OUT
0.2 V
0.2 V
0.1 µs
WF2 MAIN 2/4 SCHEMATIC DIAGRAM
Upper: WF6 Lower: WF1
IC401 PIN 61
MAIN 2/4 SCHEMATIC DIAGRAM J139 V-ENV
1 V
10 ms
WF3 MAIN 1/4 SCHEMATIC DIAGRAM
WF7 MAIN 3/4 SCHEMATIC DIAGRAM
IC301 PIN 47
J192 CTL
0.25 V
20 µs
0.5 V
WF4 MAIN 2/4 SCHEMATIC DIAGRAM
WF8 MAIN 2/4 SCHEMATIC DIAGRAM
IC401 PIN 42
1-10-1

WAVEFORMS

20 µs
0.5 V
WF9 MAIN 2/4 SCHEMATIC DIAGRAM
IC401 PIN 7
5 V
5 ms
2 V
WF10 MAIN 3/4 SCHEMATIC DIAGRAM
IC301 PIN 29
0.2 V
0.5 ms
1 V
WF11 MAIN 3/4 SCHEMATIC DIAGRAM
IC301 PIN 7
200 V
0.5 ms
WF12 H/V SCHEMATIC DIAGRAM
Q571 COLLECTOR
J141 A-OUT
10 V
5 ms
0.5 ms
WF13 H/V SCHEMATIC DIAGRAM
CN571 PIN 5
20 V
20 µs
5 ms
WF14 CRT SCHEMATIC DIAGRAM
Q501 COLLECTOR
20 µs
20 V
20 µs
WF15 CRT SCHEMATIC DIAGRAM
Q502 COLLECTOR
20 µs
20 V
20 µs
WF16 CRT SCHEMATIC DIAGRAM
Q503 COLLECTOR
1-10-2
WAVEFORM NOTES
INPUT: NTSC COLOR BAR SIGNAL
OTHER CONTROLS : CENTER POSITION
VOLTAGES SHOWN ARE RANGE OF
OSCILLOSCOPE SETTING
1 V
20 µs
WF17 MAIN 1/4 SCHEMATIC DIAGRAM
IC201 PIN 58
1 V
5 ms
WF18 MAIN 1/4 SCHEMATIC DIAGRAM
IC201 PIN 59
WF_1

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