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ELE-36
8. LCD ADJUSTMENT PROCEDURE
Be sure to save the VTR EEPROM data into the Personal Computer, before performing adjustment.
Perform the all PC-EVR adjustments, by referring to procedures on PC screen.
Note: Set to CAMERA mode in camera recorder.
Perform the all PC-EVR adjustments, by referring to procedures on PC screen.
Note: Set to CAMERA mode in camera recorder.
Set the VTR TEST (SW103) switch on VFK1308P to L position.
8-1. PLL Adjustment
1. Connect the oscilloscope to “MON_PLL” on the VFK1308P.
2. Open the “LCD adjustment menu”.
3. Select “1. PLL adjustment” in the LCD adjustment menu, and then press the “Enter” key.
4. Adjust the width (T) to become 2.2±0.1µsec as shown in figure.
2. Open the “LCD adjustment menu”.
3. Select “1. PLL adjustment” in the LCD adjustment menu, and then press the “Enter” key.
4. Adjust the width (T) to become 2.2±0.1µsec as shown in figure.
Note:
1) Width (T) can be adjusted by press arrow keys on keyboard.
2) Waveform (figure) can be displayed by press F2 key.
5. When adjustment is finished, press ENTER key to adjusted data write to EEPROM.
1) Width (T) can be adjusted by press arrow keys on keyboard.
2) Waveform (figure) can be displayed by press F2 key.
5. When adjustment is finished, press ENTER key to adjusted data write to EEPROM.
8-2. Pedestal Level Adjustment
1. Connect the oscilloscope to “MON_G” on the VFK1308P.
2. Open the “LCD adjustment menu”.
3. Select “2. Pedestal Level adjustment” in the LCD adjustment menu, and then press the “Enter” key.
4. Adjust the differential amplitude both 0 step-level (portion “a” in figure) to become 8.0±0.1V as shown in figure.
2. Open the “LCD adjustment menu”.
3. Select “2. Pedestal Level adjustment” in the LCD adjustment menu, and then press the “Enter” key.
4. Adjust the differential amplitude both 0 step-level (portion “a” in figure) to become 8.0±0.1V as shown in figure.
Note:
1) Level (a) can be by press arrow keys on keyboard.
2) Waveform (figure) can be displayed by press F2 key.
5. When adjustment is finished, press ENTER key to adjusted data write to EEPROM.
1) Level (a) can be by press arrow keys on keyboard.
2) Waveform (figure) can be displayed by press F2 key.
5. When adjustment is finished, press ENTER key to adjusted data write to EEPROM.
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