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ELECTRICAL ADJUSTMENT
1. POWER SUPPLY UNIT .............................................................................................. ELE-1
1-1.
Power Supply Voltage Adjustment ............................................................... ELE-1
2. SERVO ....................................................................................................................... ELE-1
2-1.
SERVO FG Offset Adjustment ..................................................................... ELE-1
2-2.
Reel Torque Gain Adjustment ...................................................................... ELE-2
2-3.
Motor Torque Offset Adjustment .................................................................. ELE-2
2-4.
Tension Sensor Voltage Adjustment (1)....................................................... ELE-3
2-5.
Tension Sensor Voltage Adjustment (2)....................................................... ELE-3
2-6.
PG Shifter Adjustment.................................................................................. ELE-4
3. RF/EQ (F8) ................................................................................................................. ELE-5
3-1.
Adjustment Data Initialization ....................................................................... ELE-6
3-2.
VCO Center Frequency Value Reading ....................................................... ELE-6
3-3.
Envelope Level Adjustment.......................................................................... ELE-7
3-4.
Phase Compensation Adjustment ................................................................ ELE-7
3-5.
Confirmation of Error Rate and AEQ Tap Coefficient Values....................... ELE-8
3-6.
3-7.
REC Frequency Characteristic and REC Current Adjustment (DV) ............. ELE-10
4. V OUT (F2) ................................................................................................................. ELE-11
4-1.
Connection................................................................................................... ELE-11
4-2.
Reference PLL Center Frequency Adjustment............................................. ELE-12
4-3.
Reference CF Detection Adjustment............................................................ ELE-12
4-4.
Composite Sync DC Level Adjustment ........................................................ ELE-13
4-5.
Composite Y Level Adjustment .................................................................... ELE-13
4-6.
Composite Y Level Adjustment .................................................................... ELE-13
4-7.
Composite YC Timing Adjustment ............................................................... ELE-14
4-8.
Composite C Gain Adjustment ..................................................................... ELE-14
4-9.
System Sub-Carrier Phase Adjustment........................................................ ELE-14
4-10. Component Sync DC Adjustment................................................................. ELE-15
4-11. Component Y Level Adjustment................................................................... ELE-15
4-12. Component Pb Level Adjustment................................................................. ELE-16
4-13. Component Pr Level Adjustment ................................................................. ELE-16
4-14. Component Y-Pb Timing Adjustment ........................................................... ELE-17
4-15. Component Y-Pr Timing Adjustment............................................................ ELE-17
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