Tape Running Adjustment - Sony GY-8240UWD Maintenance Manual

4-3. Tape Running Adjustment

4-3. Tape Running Adjustment
Drum entrance side
Tools
. DTF-2 cassette GW2-200GL (L cassette)
. Small round type mirror:
. Tape guide adjustment screwdriver (MW-261): J-6322-610-A
Confirmation
1. Set the L cassette
(1) Place the reel table in the L cassette position.
(Refer to Section 3-1-4.)
(2) Set the L cassette and put a weight (about
1000 g) on the cassette so that it does not rise
up.
2. Turn the Power On
3. Set the unit into the line mode
4. Check the tape running on the
entrance side of the drum in the
modes below
(a) FWD (PLAY) mode
Check that the tape running condition satisfies
specification 1.
If specification 1 is not satisfied, perform steps 5
and 6.
(b) VAR _ _ _ _ _1 times normal speed mode
Check that the tape running condition satisfies
specification 1.
If specification 1 is not satisfied, perform steps 5
and 6.
(c) VAR _ _ _ _ _ 5 times normal speed mode
Check that the tape running condition satisfies
specification 1.
If specification 1 is not satisfied, perform steps 5
and 6.
4-6
J-6080-029-A
(d) F FWD mode
Check that the tape running condition satisfies
specification 1.
If specification 1 is not satisfied, perform steps 5
and 6.
(e) REW mode
Check that the tape running condition satisfies
specification 1.
If specification 1 is not satisfied, perform steps 5
and 6.
2 TG-1
1 TG-0
(S tension
regulator)
Full erase head
1
Spec.1: TG-0
The tape runs without any curl at the lower flanges.
2
TG-1 (S tension regulator)
The tape runs in contact with the upper flange.
The tape curl is less than 1/10 of the tape width.
3
TG-2 (Entrance guide)
The tape runs in contact with the upper flange.
The tape curl is less than 1/10 of the tape width.
4
Lead of drum entrance side
The tape runs without any curl at the lead.
Tape Running Check at Drum Entrance Side
4 Lead of drum
3 TG-2
entrance side
(Entrance guide)
GY-8240UWD
GY-8240FC