Troubleshooting & Repair Guide to TV; Second EditionPrompt, 1997 - 263 pages |
From inside the book
Results 1-3 of 36
Page 92
... adjust the comb filter , connect an oscillo- scope to the input of the last video amplifier . Adjust the potentiometer or adjustable coil for a minimum chroma component in the luminance signal . Delay Line The luminance portion of the ...
... adjust the comb filter , connect an oscillo- scope to the input of the last video amplifier . Adjust the potentiometer or adjustable coil for a minimum chroma component in the luminance signal . Delay Line The luminance portion of the ...
Page 145
... adjust the picture . If the control does not adjust the picture correctly , use an oscilloscope to check the signals into and out of the vertical oscillator . Also , check the sync separator because the vertical oscillator may not ...
... adjust the picture . If the control does not adjust the picture correctly , use an oscilloscope to check the signals into and out of the vertical oscillator . Also , check the sync separator because the vertical oscillator may not ...
Page 245
Howard W. Sams. 1 Vcc DRIVE ADJUST CUT OFF ADJUST RED CLAMP 30 2 RED MIX 3 NC REF 28 4 GRN MIX 27 5 NC DRIVE ADJUST CUT OFF CRN CLAMP ADJUST 6 BLU MIX 25 7 GND 24 8 GND 23 9 GND DRIVE ADJUST CUT OFF ADJUST BLU CLAMP 22 11 12 10 GND REF ...
Howard W. Sams. 1 Vcc DRIVE ADJUST CUT OFF ADJUST RED CLAMP 30 2 RED MIX 3 NC REF 28 4 GRN MIX 27 5 NC DRIVE ADJUST CUT OFF CRN CLAMP ADJUST 6 BLU MIX 25 7 GND 24 8 GND 23 9 GND DRIVE ADJUST CUT OFF ADJUST BLU CLAMP 22 11 12 10 GND REF ...
Common terms and phrases
adjust anode antenna audio processing audio signal bleeder resistor block diagram cathode cause channel Chapter chassis CHROMA chrominance closed caption coil collector color signals COMB FILTER components composite video connections DC voltage deflection yoke demodulator electron guns emitter faulty flyback transformer focus frequency high-voltage circuits Hobbyist and Technician horizontal deflection horizontal oscillator horizontal output circuit input measure mixer oscilloscope output voltage permission from Power PHOTOFACT schematic picture tube PINCUSHION problem produce pulses raster receiver rectifier regulator repair replace reset resistor RF amplifier scan scan-derived screen shown in Figure signal tracing solder speaker stage STANDBY POWER SUPPLY stereo switched-mode power supply sync separator sync signals television television's tint control transistor troubleshooting tuner tuner circuit VERT vertical deflection vertical deflection circuits vertical output vertical sync VIDEO AMP video amplifier video detector video signal voltage waveform zener diode