Tape Transport System Adjustment - Sony RDR-VX500 Manual De Servicio

6-2-2 Tape Transport System Adjustment

When parts are replaced, perform the required adjustments by referring to procedures for the tape transport
system. If there are any changes to the tape path, first run a T-120 tape and make sure excessive tape wrinkle does not occur at the tape guides.
If tape wrinkle is observed at the guide roller S, T, turn the guide roller S, T until wrinkle disappears.
If the tape wrinkle is still observed at the tape guide, perform the tilt adjustment of the ACE head.
(1) ACE Head Assembly Adjustment
a. ACE HEAD HEIGHT ADJUSTMENT
1) Run the alignment tape (Color bar) in the playback mode.
2) Observe surface of the audio head using a dental mirror.
3) Turn screw (C) clockwise or counterclockwise until the gap of lower tape edge and the lower edge of the control head is about 0.25mm. (Refer
to Fig. 6-5 and 6-6)
AZIMUTH ADJUST
VIDEO HEAD
SCREW (A)
TLIT ADJUST
X-POSITION
ADJUSTING SLIT
SCREW (B)
Fig. 6-5 Location of ACE Head Adjustment Screw
CONTROL HEAD
Fig. 6-6 ACE Head Height Adjustment
SCREW (C)
HEIGHT ADJUST
SCREW (D)
X-POSITION LOCKING
AUDIO HEAD
6-5
0 ~ 0 .25 mm