Defect Correct; Strobe Adjust - Casio QV-770 Service Manual

1-2. Defect correct

When there is a blurred black dot in a white display it is called a defect.
To correct this use the data next to this.
• Perform this adjustment after loading color parameters.
(1) Set QV-770 to "REC" mode.
(2) Start test program. (Refer to "1-8. Test program".)
(3) Choose "DEFECT CORRECT" from test program and execute.
(4) Make sure " " mark on LCD turns from red to blue.
(5) Turn power off.
Notes: • Make sure no light goes through CCD.
• As the adjustment data is written in the EEPROM by the POWER switch operation, do not forget
to turn it off using the switch.
• Pixel compensations are performed up to two pixel defects.
• The compensation data is deleted once you exit the mode.
AD-C620
Block CCD completely from light.

1-3. Strobe adjust

Execute after replacing strobe and loading color parameter, because strobe adjustment informations are
deleted.
• Loading color parameter and Defect correct should be done before.
• Distance between strobe lens and gray paper should be one meter.
• The adjustment must be done in a dark room.
• For gray paper use Superior Oxford Gray No.22. (Note: Use lighter color surface of the paper.)
• The two sizes listed below are available as spare parts. (Can also found in camera store.)
Code No. Name
1904 5411 Gray paper of Superior Oxford No.22 (1.75 × 2.7 m)
1904 5412 Gray paper of Superior Oxford No.22 (2.72 × 11 m)
• For power supply use AC adapter.
(1) Set QV-770 to "REC" mode.
(2) Start test program. (Refer to "1-8. Test program".)
(3) Choose "Strobe adjust" from test program and execute.
(4) Shoot a picture of a specified gray paper. Flash icon should be red before shooting.
(5) Make sure that the flash icon on LCD turns from red to blue.
(6) Turn power off.
Note: As the adjustment data is written in the "EEPROM" by the "POWER" switch operation, do not forget
to turn it off using the switch.
QV-770
Specification
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