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WAVEFORMS
L2701WF
8-1
1DIV: 0.5V 20µs
IC 111 Pin 26
WF1
GND
1DIV: 0.5V 20µs
IC 111 Pin 14
WF2
1DIV: 2V 20µs
Q1511 Base
WF3
GND
1DIV: 2V 20µs
Q 1521 Base
WF4
GND
Input: NTSC Color Bar Signal (with 1kHz Audio Signal)
INITIAL POSITION: Unplug unit from AC outlet for at least 5 minutes.
reconnect to AC outlet and then turn power on.
(Brightness---Center Color---Center Tint --- Center Contrast---Approx 70%
)
1DIV: 0.2V 20ms
IC 801 Pin 3
WF6
1DIV: 2V 20µs
Q 1531 Base
WF5
GND
1DIV: 10V 20µs
Q 572 Collector
WF7
GND
1DIV: 5V 20µs
Q 571 Base
WF8
WF1 ~ WF16 = Waveforms to be observed at
Waveform check points.
(Shown in Schematic Diagram.)