Casio qv700 212 free download

File name qv700_212.pdf

(without price) QV-700 (KX-772) JAN. 1998 R CONTENTS SPECIFICATIONS ...1 WIRING AND BLOCK DIAGRAM ...2 POWER SUPPLY CIRCUIT OPERATION ... 3 ADJUSTMENT ... 4 1. Unit Adjustment ... 4 1-1. Color parameters loading ...4 1-2. Scratch compensation ...5 1-3. Flash adjustment ...5 1-4. Flash check ...6 1-5. Current consumption ...7 1-6. Clock reset ... 7 1-7. Other test modes ...8 2. PCB K772-DA Adjustment ... 8 2-1. VCC1, VCC3 voltage check ...9 2-2. VCC7, VEE3 adjustment ...9 2-3. Clock oscillation check ... 9 3. PCB K77-L Adjustment ... 10 3-1. VCC1 adjustment and VCC2, VCC6, VEE2, VCC0 voltage check ... 11 3-2. VCO free run frequency adjustment ... 11 3-3. Backlight drive voltage adjustment ...