S Reel Table Replacement And T Reel Table Replacement - Sony HDW-750 Maintenance Manual

7-25. S Reel Table Replacement and T Reel Table Replacement

Overview
Replacement
Removing the S-tension regulator band assembly (Only when S reel table assembly is replaced)
Removing the T-tension regulator band assembly (Only when T reel table assembly is replaced)
Removing the reel table
Cleaning the reel shaft
Cleaning the reel table
Installing the reel table (1)
Reel table height adjustment
Installing the reel table (2)
Installing the S-tension regulator band assembly (Only when S reel table assembly is replaced)
Installing the T-tension regulator band assembly (Only when T reel table assembly is replaced)
Operation check
Adjustments after replacement
FWD back tension adjustment (Only when S reel table assembly is replaced)
REV back tension adjustment (Only when T reel table assembly is replaced)
Tape run adjustment
S tension regulator operating position adjustment (Only when S reel table assembly is replaced)
T tension regulator operating position adjustment (Only when T reel table assembly is replaced)
Capstan add-on recording adjustment
Note
Height of reel tables becomes the reference of the entire tape running system. When reel table is replaced,
be sure to perform the reel table height adjustment.
Preparations
1. Turn off the main power.
2. Remove the front lid and outside panel assembly. (Refer to Section 1-4.)
3. Remove the cassette compartment. (Refer to Section 1-9.)
4. Check that the unit is in the unthreading-end state.
m
. The stop washer is used to fix the S and T reel tables respectively.
Prepare a new stop washer (3-559-408-11) when replacing them.
. The three poly-washers are used under and above the S and T reel tables. The poly-washer (t 0.13 : 3-
303-961-01) that is attached above a reel table is reserved as the spare poly-washer in case of need after
reel table is replaced. Be careful not to lose or damage the poly-washers.
Tools
. Stop washer fastening tool :
. Torque cassette (FWD back tension) : J-6323-890-A
. Reel table height gauge :
. Cassette reference plate :
. Cleaning cloth :
. Cleaning fluid :
HDW-750/750CE V1
J-6323-530-A
J-6324-150-A
J-7032-610-C
3-184-527-01
9-919-573-01
7-25. S Reel Table Replacement and T Reel Table Replacement
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