Full Erase Head Replacement - Sony BVW-55 Maintenance Manual

4-3. Full Erase Head Replacement

4-3. Full Erase Head Replacement
Outline
Replacement
CTL/FE head assembly removal
Full erase head removal
Full erase head replacement
CTL/FE head assembly installation
CTL/FE head assembly cleaning
Adjustment after replacement
Tape running adjustment
c
Never contact the tape cleaner at the entrance head block with bare hands.
The tape cleaner has a sharp edge. Pay careful attention when the full erase
head is replaced or adjusted.
Precaution
The full erase head can be replaced with the cassette compartment installed in the
unit.
Preparations
1. Put the unit into the unthreading end state.
2. Turn off the power.
3. Remove the upper frame.
(Refer to the maintenance manual Part 1, Section 1-6.)
Tools
. Torque screwdriver (3 kg.cm):
. Torque screwdriver bit (for M1.4):
. Torque screwdriver bit (for M2):
. Cleaning cloth (15 cm x 15 cm):
. Cleaning liquid:
4-10
J-6325-400-A
J-6325-110-A
J-6325-380-A
3-184-527-01
9-919-573-01
BVW-55 P2