Toshiba M-V19H01, Service Manual

Page: 117 / 166

Alignments and Adjustments (Mechanical)
5-5
5. If Fig. 5-12 B does no meet the specification,
adjust the T-guide roller up or down.
6. Slightly loosen the set screw at the lower part
of S, T-guide rollers using a hex wrench
(diameter : 0.9mm), so that the guide rollers
can be adjusted with reasonable tightness
(Fig. 5-13).
Fig. 5-12 Adjustment Points
7. Play back the tape (lion pattern).
8. Connect CH1 to EYM05 (ENV), and CH2 to
EYM03 (HÕD) for taking sync (located on the
same PCB).
9. Turn the guide roller head with a flat head
screw driver ( ) to obtain a flat video RF
envelope as shown in Fig. 5-14.
10. After completing the adjustments, tighten the
set screw.
Fig. 5-13
Fig. 5-14 S, T-Guide Roller Height Adjustment