Sony DSR-300 Service Manual page 181

4-4. REPLACEMENT OF S REEL
TABLE ASSEMBLY
Reel table position: Standard cassette position
Replacement Flowchart
Removal of TR band assembly (part A side)
Removal of sub reel gear (S) assembly
Replacement of S reel table assembly
Reel table height check/adjustment
Reel table FWD/REV rewinding torque check/adjustment
TR arm assembly position check/adjustment
FWD back tension check/adjustment
Tape path check
Removal
1. Remove the TR band assembly (part A side)
shown in the figure.
2. Remove the sub reel gear (S) assembly.
(Refer to Section 4-10.)
3. Remove the washer shown in the figure, and
remove the reel lock driving arm.
Replacement/Attachment
4. Remove the S side reel table assembly, and
replace with a new reel table assembly.
5. Attach the removed parts in the reverse order of
steps 1 to 3.
6. Rotate the S reel table assembly with your hand,
and check that it rotates smoothly.
Check/Adjustment
7. Perform reel table height check/adjustment.
(Refer to Section 4-36.)
8. Perform reel table FWD/REV rewinding torque
check/adjustment. (Refer to Section 4-38.)
9. Perform TR arm assembly position check/
adjustment. (Refer to Section 4-40.)
10. Perform FWD back tension check/adjustment.
(Refer to Section 4-39.)
11. Perform the tape path check.
(Refer to Section 5-3.)
DSR-300/P(E)/V1
Stopper washer
Reel lock arm
Reel lock compression
spring
TR band
assembly
Claw
Reel lock driving arm
Claw
Part A side
S reel table assembly
4-7