Samsung SV-510X, Service Manual

Page: 134 / 140

Alignment and Adjustment
2-2 Samsung Electronics
2-2 Tape Transport System Adjustment
When parts are replaced, perform the required adjustments by referring to precedures for the tape transport
system. If there are any changes to the tape path, first run a T-120 (E-180) tape and make sure excessive tape wrin-
kle does not occur at the tape guides.
1. If tape wrinkle is observed at the S, T-guide rollers, turn the S, T-guide rollers until wrinkle disappears.
2. If the tape wrinkle is still observed at the tape guide, perform the tilt adjustment of the A/C head.
(See page 5-1 of the Service Manual for Test Point Locations.)
2-2-1 A/C Head Assembly Adjustment
2-2-1 (a) A/C 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 (A), (B), (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. 2-3 and 2-4)
SCREW(C)
TILT ADJUST
X-POSITION
ADJUST GEAR
HOLE
SCREW(A)
HEIGHT ADJUST
SCREW(B)
AZIMUTH ADJUST
SCREW(D)
X-POINT LOCKING
CONTROL HEAD
0 ~ 0 .25 mm
AUDIO HEAD
VIDEO TAPE
Fig. 2-3 Location of A/C Head Adjustment Screw
Fig. 2-4 A/C Head Height Adjustment