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waveform is flat.
Red dot lines shows the specification, so linearity waveform should be in the lines.
After the Linearity Adjustment measure the waving.
Waving Measurement
1. While the linearity is displayed on the monitor press " SPACE" key
to hold the Peak (30 seconds).
2. Press " SHIFT" and "}" keys together and " Waving" value is
displayed at left bottom of the monitor. Then confirm the waving is
1.5 um or less, and the waving is constant from the entrance to
exit. If the waving is out of specification adjust S1 (Entrance) and
T1 (Exit) Post Height.
3. After measurement press ESC key to return the main menu.
5.6.41. PB Head LISTA Sensitivity Adjustment (50M Mode)
Specification
Mode
Test Point
Adjustment
Tape
1. Open the Service Menu and select " A07 PB GAIN ED" in the
"SERVO ADJUST" menu.
2. Playback a LISTA alignment Tape (VFM3581KM).
3. Select LISTA Main Menu " (6) ATF Error Signal Monitor" Press enter
when " 1.2% Speed..." is appeared to start the Sensitivity
Sensitivity 150+/-15 (mV/um)
SERVO Adjustment Menu "A07 PB GAIN ED"
(1) ATF:TP732 (2) HSW:TP723(PB HSW) (not TP722(RP HSW)
(3) GND:TG510
SERVO Adjustment Menu: "A07 PB GAIN ED"
VFM3581KM or VFM3581KL
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