7-29
DVW-250/250P
Adjustments
9. T3 tape guide height adjustment
(1) Put into the play back mode at the end portion of the
BCT-D124L.
(2) Loosen the set screws at the top of the T3 guide using
the tape guide adjustment screwdriver. Turn the upper
flange of the guide, and adjust the height of the guide
so that tape runs in contact the lower flange of the
guide.
(3) Check that the tape runs without any curl at the T3
guide in REV SEARCH
×
2, F FWD and REW mode.
(acceptable range: less than 1/10 of the tape width)
If not, turn the upper flange of the T3 guide, and adjust
the height of the guide so that tape runs near the upper
flange of the guide.
(4) Put into the PLAY mode at the beginning portion of an
alignment tape ZR2-1/1P (from 5:00 to 10:00)
(5) Turn the upper flange of the guide, and adjust the
height of the guide so that tape runs in contact the
lower flange of the guide.
(6) Check that the tape runs without any curl at the T3
guide in REV SEARCH
×
2, F FWD and REW mode.
(acceptable range: less than 1/10 of the tape width)
If not, turn the upper flange of the T3 guide, and adjust
the height of the guide so that tape runs near the upper
flange of the guide.
(7) Tighten the screws at the top of the tape guides to the
following tightening torque.
9
×
10
–2
N • m (0.9 kgf • cm)
10. Re-check the T3 tape guides
Perform the checks and fine adjustments of the T3 guide
according to steps 1) and later.
7-2-11. T3 Guide Height Adjustment
Specification 1
Acceptable range of
tape curl
Tape contacting
flange
Guide
T3
Less than 1/10 of
tape width
Lower
(Using BCT-L124L)
Rev
×
2 mode
F FWD mode
REW mode
Guide
T3
Less than 1/10
of tape width
Acceptable range of tape curl
CUE/TC head
Tape
Capstan motor
CH erase
Drum
T1
T2
T3 T4
