Sony SLV-E170EE - ACE Head Assembly Adjustment; ACE Head Assembly Adjustment (Rough Adjustment)

2-3-2. ACE HEAD ASSEMBLY ADJUSTMENT
(ROUGH ADJUSTMENT) (Figs. 2-1 and 2-2)
Purpose: Allows the tape to make even contact with the head
for recording and playback of the specified track.
Adjustment locations | Height adjuster nut, Tilt adjuster screw
[Adjustment Method]
1) Mount the ACE head assembly. At this time, adjust the
height so that the height of guide flange No. 7 matches the
level of the lower edge of the control head.
2) Remove the adjustment tool and load a new tape, then set the
unit for playback.
3) Check that the tape does not curl or rise up noticeably near
the ACE head.
4) If the tape curls up or rises noticeably, readjust the tilt
adjuster screw and the height adjuster nut.
(The height of the ACE head should be adjusted so that the
lower edge of the tape is approx. 0.1 to 0.15 mm from the
control head.)
5) Perform precision adjustment.
Height adjuster nut ‘Tehedhista Screw
X-value adjuster screw
Audio head
Control head
ti
Approx. 0.1 to 0.15 mm Tape
Fig. 2-2
2-3-3. ACE HEAD ASSEMBLY ADJUSTMENT
(PRECISION ADJUSTMENT)
Alignment tape (KRV-52NE 5 kHz)
Signal (For NTSC)
Measuring instrument
Measuring point
Audio output terminal
Adjustment locations | Azimuth adjuster screw,
Height adjuster nut, Tilt adjuster screw
[Adjustment Method]
1) Adjust the tilt adjuster screw in the FWD or REV mode so
that the lower flange of guide No. 7 does not curl up or rise.
2) Alternately adjust the azimuth adjuster screw, the height
adjuster nut, and the tilt adjuster screw to maintain even
audio output at maximum with minimum deviation.
4
- .
BB’: Minimum
A: Maximum