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6-2. Description of Commands
If message "# Adjust Incomplete #" is displayed on the screen when servo adjustment commands (SV01 to SV0B) are
executed, check the following.
For SV02 (S Reel FG Duty Adjust)
Check the following circuits.
. S reel FG amplifier (DR-327 board)
. S reel motor driver (DR-327 board)
For SV03 (T Reel FG Duty Adjust)
Check the following circuits.
. T reel FG amplifier (DR-327 board)
. T reel motor driver (DR-327 board)
For SV04 (Capstan FG Duty Adjust)
Check the following circuits.
. Capstan FG amplifier (DR-327 board)
. Capstan motor driver (DR-327 board)
For SV05 (S Reel offset/friction Adjust)
. Readjust the S reel FG duty cycle (SV02).
. Check the S reel motor driver circuit (DR-327 board).
For SV06 (T Reel offset/friction Adjust)
. Readjust the T reel FG duty cycle (SV03).
. Check the T reel motor driver circuit (DR-327 board).
For SV07 (S Reel Torque Adjust)
. Readjust the S reel FG duty cycle (SV02).
. Check the S reel motor driver circuit (DR-327 board).
For SV08 (T Reel Torque Adjust)
. Readjust the T reel FG duty cycle (SV03).
. Check the T reel motor driver circuit (DR-327 board).
For SV09 (S/T Tension offset Adjust)
Check the following circuits.
. S tension detector circuit (IC40 on the DR-327 board)
. T tension detector circuit (IC32 on the DR-327 board)
For SV0A (Free Speed Adjust)
. Confirm that the playback tape is alignment tape YR2-1.
Check the following circuits.
. Capstan FG amplifier (DR-327 board)
. Capstan motor driver (DR-327 board)
. CTL amplifier (DR-327 board)
6-98
For SV0B (RF Switching Position Adjust)
Confirm that the playback tape is alignment tape YR2-1.
. Readjust the free speed (SV0A).
Check the following circuits.
. REC head PB circuit (EQ-66 board)
. Automatic tracking control circuit
(Servo system on the EQ-66 board)
GY-2120WD/WS
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Troubleshooting
