Flash Operation And Charge Current Check - Casio QV-5500SX Service Manual & Parts List

1-4. Flash operation and charge current check

Conditions
• Perform the checking after flash adjustment.
• Provide 6.0 ±0.1V from DC in jack.
• Turn the camera on REC mode.
Adjustment and checking
(1) Shoot a picture with flash on mode.
(2) Shoot a picture with red-eye reduction mode.
(3) Shoot a picture with macro mode.
(4) Set the camera on play mode and check the pictures on the monitor screen.
(5) Record trigger pulses of the above (1), (2), and (3) pictures on a digital oscilloscope.
(6) Shoot a picture with flash off mode and make sure that the flash does not light.
Make sure that the DC in 6Vcurrent is less than 1.3A.
Note:
Pictures (1) and (2) should not be whitish, darkish, or abnormally colored.
Digital oscilloscope
TIME : 1.0 sec/DIV
VOLTS: 1 V/DIV (AC mode)
Flash lens face
Probe close to
flash lens face
Earth of hte probe
Should be hooked as shown above.
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QV-5500SX
Monitor