7-48
DVW-250/250P
Checks (T side)
9. Check T3 guide, T2 guide and lead of the
drum
Check that the tape running conditions (tape curl and tape
contacting flange of tape guide) at T3 guide, T2 guide and
lead of the drum meet the following specification 2 and
table in the same way of steps 1) to 8).
If not, perform the adjustment from “7-2-11. T3 Guide
Height Adjustment”.)
7-2-19. Tape Running Check
Specification 2
T3
Less than 1/10 of
tape width
Upper
T2
Less than 1/10 of
tape width
Lower
Lead of drum
Not acceptable
––––
CUE/TC head
Tape
Capstan motor
CH erase
Drum
T1
T2
T3 T4
Acceptable range of tape curl
*1: Tape curl at the center of tape wrap is not acceptable.
*2: Tape curl should be disappeared within 1 sec. when the mode change is performed from each mode to PLAY.
T3
Not acceptable
T2
Less than 1/10 of
tape width (*1)
Lead of drum
Less than 1/10
of tape width (*2)
Guide
T4
Less than 1/10 of
tape width
Lower
Acceptable range of
tape curl
Tape contacting
flange
Rev
×
2 mode
F FWD mode
REW mode
Guide
T4
Less than 1/10 of
tape width
Upper frange
Curl
The tape curl is less than 1/10
of the tape width.
Tape
