SONY DCRTRV480
Instrukcja Serwisowa

4-13. TG1 Arm, Reel Table (S) Assembly, Push Switch (3Key)
1. Removal procedure
1) 2) 3) 4) 5) 6) 7) 8) 9) Remove the TG1 arm spring 1.
Note: Take note of the position where the spring has been hooked.

2. Attachment procedure
Attach the push switch (3key) qa to the cassette guide T qs with the two claws 0. 2) Attach the cassette guide T qs to the notch of the LS chassis block assembly with the two claws 9. 3) Solder the cassette guide T qs to the LS-057 board at the four locations. 4) Attach the lock guide 7. 5) Attach the BT band assembly 6. 6) Check the location of the reel table S 4. Then, rotate the S ratchet arm 3 in the direction of the arrow A and insert the band of the BT band assembly 6 into the groove on the side. 7) Attach the BT band assembly to the TG1 arm 2 and attach it to the mechanism chassis block assembly. 8) Check the shape of the hook of the TG1 arm spring 1. Hook one end of the spring on the TG1 arm 2. Then, hook the other end of the spring on the same location of the LS chassis block assembly where you have taken note when the spring is removed. 9) Attach the RVS arm spring. 10) Check the TG1 back-tension. (Refer to 5-1.)
Note: The BT band assembly 5 must be completely inserted into the groove on the side of the reel table (S) 4.

1)

Remove the TG1 arm 2. Open the claw of the reel table (S) assembly 4 in the directions of the arrows B and C and remove the reel table S assembly. Remove the RVS arm spring 5. Rotate the S ratchet arm 3 in the direction of the arrow A and remove the BT band assembly 6. Remove the lock guide 7. Remove the four solderings of the LS-057 board. Remove the two claws 9 of the cassette guide T qs from the notch of the LS chassis. Remove the push switch (3key) qa by releasing the two claws of the cassette guide T qs.

B

4 Reel table (S) assembly

Check the location of the reel table (S) assembly.
Reel table (S) assembly is at right angles. Thin

Open the claw of the reel table S in the directions of the arrows B and C.

C

7 Lock guide

qa Push switch (3key) (REC proof) 2 TG1 arm

When attaching it, insert it under the LS chassis assembly.
6 BT band assembly Never coat grease, never attach any

foreign materials nor bend the assembly. Fit here.
5 RVS arm spring 1 TG1 arm spring qs Cassette guide T

9 Two claws

Reel table (S) assembly

Double-hook side
0 Two claws 8 Remove the four solderings

BT band assembly

RVS arm spring Double-hook side TG1 arm TG1 arm spring

Mechanism status before removing the parts.
A 3 Rotate the S ratchet arm in the direction of the arrow A.

When attaching it, coat the hatched portion with grease.

Fig. 4-13.

� 26 �