Casio QV-770 Specifications download pdf (Page 7)

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✽ Gray paper should be larger than 1.5 m (H) × 2.0 m (W).

1-4. Strobe check

Checking if there is a false operation triggered by a distorted waveform when using strobe.

• Set strobe adjustment.

• Input DC in 6.0 ± 0.1 V.

(1) Set QV-770 to “REC” mode.

(2) Monitor the trigger waveform on digital oscilloscope and check the display.

(3) Automatically recharged after shooting picture.

Make sure that the DC in 6.0 V current does not exceed 1.2 A.

(4) Set QV-770 to “PLAY” mode and check the display.

Should not be white or too dark.

✽ If it is NG, make sure the wiring of strobe circuit.

Strobe icon

LCD

1 meter

Gray paper

DC6.0±0.1V

Voltage

Regulator

Ammeter

Digital oscilloscope

TIME: 1.0 µsec/DIV

VOLTS: 1V/DIV (AC)

• Put oscilloscope probe on Camera unit.

• Earth of the probe should be hooked as shown above.

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Casio QV-770 Specifications Page 7