Sony EVO-720P - (SE-7 P Board); ATF BPF Balance Adjustment; Slow Tracking Center Adjustment

8-2-8, ATF BPF Balance Adjustment (SE-7P Board)
Mode Forward x2 playback (LP)
Alignment tape :
Signal For operation confirmation
(WR5-ACL)
Measurement Point Confirm on the monitor TV
screen;
Measuring Instrument
8-2-9, Slow. Tracking Genter Adjustment (SE-7P Board}
Mode Stop
Signal Arbitrary
Player: Pin @
(A SLOW TR)
Measurement Point Recorder : oh gee
(B SLOW TR)
of W004
Adjusting Element RV701 (ATF BAL)
Measuring Instrument
Digital voltmeter
| Specified Value No noise on the screen
Adjusting method :
1) Press the x2 button (S014 on MB-9P board), and
set to the forward direction. x2 playback. mode.
2) Turn RV7Q1 so that noise appears on the monitor
screen lower part.
3) Turn RV701 clockwise (() slowly, and stop when
noise has disappeared from the tower monitor
screen, ©. 6, 3 x
4) Play back ° the SP. mode .alignment tape
(WR-S-SCSP) in: the ‘forward direction. x2 mode
and conlirm:that no, noise appears ‘on the monitor
screen lower part...
Adjusting Element
Player : RVOO3
Recorder : RVO04
Specified Value
Voltage. at Pin @ of W008
2
+005 Vde
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