Sony HVR-Z7J Service Manual page 305

4. Adjustment
4-1. FWD Position Adjustment
Perform this adjustment after the tension regulator ass'y and the S-reel table ass'y are replaced or removed.
• TG1 FWD position adjustment
• FWD back tension adjustment (Refer to Page 6-118).
1) Enter the [R/P] mode and confirm the positions of TG1 guide and the TG2 guide.
• Confirm that the distance between the flanges on the TG1 guide and the TG2 guide is 2 mm by inserting the block gauge or the pin
gauge between them to measure. If the distance is not 2 mm, perform the following adjustment.
2) Loosen the screw and adjust the band adjuster so that the distance between the flanges on the TG1 guide and the TG2 guide becomes
2 mm using the adjustment screwdriver (Ref. No. J-25), and finally tighten the screw.
Tightening torque: 0.06 ± 0.01 N•m (0.61 ± 0.1 kgf•cm)
Note: When measuring the distance between guides by inserting the block gauge or pin gauge, be very careful not to damage the roller.
TG1 guide
Band adjuster
Fixing screw
Adjustment
screwdriver
HVR-Z7J/Z7U/Z7N/Z7E/Z7P/Z7C
TG2 guide
Flange on the TG1
Flange on the TG1
Band adjuster
Fig. 6-2-4
6-115
2mm
TG1 nut
TG1 nut
2mm
TG2 nut
Flange on the TG1
Block gauge,
pin gauge, etc
TG2 nut
Flange on the TG1