Samsung TB-331VDZ1S, TB-501VDZ1S, TW531VCZ1S, TB-531VCT1X, TW331VDZ1S Alignment and Adjustments

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Samsung Electronics 4-1

4-1 Deck Parts Locations

4-1-1 Deck (Top View)

5 6

141516

Fig.4-1 Deck Top Parts Location (DX7-A/DX8-A DECK ONLY)

4. Alignments and Adjustments (Mechanical)

1. ARM TENSION FULL ASS’Y

2. BRAKE MAIN “L” ASS’Y

3. GUIDE ROLLER ASS’Y “T”

4. FULL ERASE HEAD

5. GUIDE ROLLER ASS’Y “S”

6. CYLINDER ASS’Y

7. LEVER PINCH COMP ASS’Y

8. LEVER PINCH CAM

9. FULL ACE HEAD AAS’Y

10. UNIT PINCH ROLLER ASS’Y

11. LEVER REVIEW

12. BRAKE SUB “R” ASS’Y

13. REEL DISK “R” ASS’Y

14. GEAR RELAY “T” ASS’Y

15. IDLER ASS’Y

16. GEAR RELAY “S” ASS’Y

17. REEL DISK “L” ASS’Y

18. LEVER JOG ASS’Y (DX8-A/AC ONLY)

19. LEVER REC SWITCH

4-1-2 Deck (Top View)

Alignments and Adjustments (Mechanical)

4-2

Samsung Electronics

465

151617

Fig.4-2 Deck Top Parts Location (DX7-AC/DX8-AC DECK ONLY)

1. ARM TENSION FULL ASS’Y

2. BRAKE MAIN “L” ASS’Y

3. GUIDE ROLLER ASS’Y “T”

4. FULL ERASE HEAD

5. HEAD CLEANER ASS’Y (DX7-AC/DX8-AC ONLY)

6. GUIDE ROLLER ASS’Y “S”

7. CYLINDER ASS’Y

8. LEVER PINCH COMP ASS’Y

9. LEVER PINCH CAM

10. FULL ACE HEAD AAS’Y

11. UNIT PINCH ROLLER ASS’Y

12. LEVER REVIEW

13. BRAKE SUB “R” ASS’Y

14. REEL DISK “R” ASS’Y

15. GEAR RELAY “T” ASS’Y

16. IDLER ASS’Y

17. GEAR RELAY “S” ASS’Y

18. REEL DISK “L” ASS’Y

19. LEVER JOG ASS’Y (DX8-A/AC ONLY)

20. LEVER REC SWITCH

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-3

4-1-3 Deck (Bottom View)

Fig.4-3 Deck Bottom Parts Location

1. LEVER SLIDE PINCH

2. BELT CAPSTAN

3. MOTOR D.D CAPSTAN

4. BRAKE CAPSTAN ASS’Y

5. GEAR LOADING “R” ASS’Y

6. MOTOR CYLINDER

7. GEAR LOADING “L” ASS’Y

8. SLIDE MAIN

9. LEVER REC SWITCH

10. LEVER IDLER CHANGE

11. CLUTCH ASS’Y

12. UNIT LOADING

13. GEAR MASTER

Alignments and Adjustments (Mechanical)

4-4

Samsung Electronics

4-1-4 Housing View

2 3

Fig. 4-4 Housing Parts Location

1. CHASSIS SIDE “L” ASS’Y

2. UPPER CHASSIS

3. CHASSIS SIDE “R” ASS’Y

4. SHAFT ARM ASS’Y

5. HOLDER CASSETTE ASS’Y

6. LEVER DOOR

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-5

4-2 Housing Assembly

4-2-1 Removal from Main Base

1. Remove 3 Screws ① .

2. Lift the Housing AssÕy in the direction of arrow ÒBÓ, while pushing the tab ➁ in the direction of arrow

ÒAÓ. (Refer to detail drawing)

3 SCREWS

MAIN BASE

TAB

"A"

Fig. 4-5 Housing Ass’y Removal from Main Base

Alignments and Adjustments (Mechanical)

4-6

Samsung Electronics

4-2-2 Diassembly

2 SCREWS

UPPER CHASSIS

CHASSIS SIDE "R"

HOLDER

CASSETTE ASS'Y

SHAFT ARM ASS'Y

CHASSIS SIDE "L"

Fig. 4-6 Housing Ass’y Removal

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-7

4-2-3 Upper Chassis Removal

1. Remove 2 Screws ①.

2. Lift the Upper Chassis ➁ in the direction of arrow ÒAÓ.

2 SCREWS

UPPER CHASSIS

"A"

Fig. 4-7 Upper Chassis Removal

Alignments and Adjustments (Mechanical)

4-8

Samsung Electronics

4-2-4 Holder Cassette Ass’y and Chassis Side L/R Removal

1. Lift the Cassette Holder ① in the direction of arrow ÒAÓ (Refer to Fig. A).

2. Remove the Side Chassis ÒLÓ ② and ÒRÓ ➂ from Arm Shaft AssÕy ➃ in the direction of arrow ÒBÓ, ÒCÓ

(Refer to Fig. B).

HOLDER CASSETTE ASS'Y

"A"

SHAFT ARM ASS'Y

CHASSIS SIDE "L"

CHASSIS SIDE "R"

SLIDE DAMPER

"B"

<Fig. A>

<Fig. B>

(REASSEMBLY OF CHASSIS SIDE "R" & SHAFT ARM "R")

(SIDE VIEW)

"C"

"D"

SHAFT ARM "R"

Fig. 4-8 Holder Cassette Ass’y and Chassis Side L/R

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-9

4-2-5 Chassis Side “R” Parts Locations

CHASSIS SIDE "R"

(SIDE VIEW "A")

SLIDE DAMPER

LEVER-LID OPENDER

"A"

SPRING-SLIDE DAMPER

SPRING-LID OPENDER

Fig. 4-9 Chassis Side “R” Parts Locations

Note : If you operate the deck when the Cassette AssÕy Holder is removed, the Arm Shaft ÒRÓ and the

Damper Slide are not returned to their original positions. If this happens by accident, push the Damper Slide of Side Chassis ÒRÓ in the direction of arrow ÒDÓ, and return the Damper Slide in the reverse direction of arrow ÒDÓ when the Arm Shaft AssÕy is in eject mode.

Alignments and Adjustments (Mechanical)

4-10

Samsung Electronics

4-2-6 Slide Damper Removal

1. Remove the Slide Damper Spring ①.

2. Push the Stopper ➂ of the Side Chassis ÒRÓ ➃. Move the Damper Slide ➁ in the direction of arrow.

3. Align the Damper Slide ✠ with the chassis side tab (as shown detail drawing).

CHASSIS SIDE "R"

CHASSIS SIDE "R" TAB

SLIDE DAMPER

STOPPER

SLIDE DAMPER

SPRING- SLIDE DAMPER

Fig. 4-10 Slide Damper Removal

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-11

4-3 Cylinder Ass’y

4-3-1 Exploded View of Cylinder Ass’y

ASS'Y MOTOR - ROTOR

ASS'Y - SUB CYLINDER

2 SCREWS

3 SCREWS

2 SCREWS

ASS'Y - MOTOR STATOR

ASS'Y - BASE CYLINDER

SPRING

CARBON TIP

Fig. 4-11 Exploded View of Cylinder Ass’y

Alignments and Adjustments (Mechanical)

4-12

Samsung Electronics

4-3-2 Head Cleaner Ass’y Removal (Only for Deck : DX7-AC/DX8-AC)

1. Release 1 tab ① in the direction of arrow ÒAÓ. (Refer to detail drawing)

2. Lift the Head Cleaner ➁ in the direction of arrow ÒBÓ.

ASS'Y HEAD CLEANER

"B"

TAB

"A"

Fig. 4-12 Head Cleaner Ass’y Removal

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-13

4-3-3 Cylinder Ass’y Removal from Main Base

1. Remove 3 Screws ① holding the Main Base and the Cylinder AssÕy.

2. Lift the Cylinder AssÕy ➁in the direction of arrow.

Note : Do not touch the video heads during removal or installation.

3 SCREWS

CYLINDER ASS'Y

Fig. 4-13 Cylinder Ass’y Removal from Main Base

Alignments and Adjustments (Mechanical)

4-14

Samsung Electronics

4-3-4 Holder FPC Removal

1. Release the Holder FPC tab holding the Cylinder Base ➁ in the direction of arrow.

(Refer to detail drawing)

2. Disconnect the Holder FPC ① from the Cylinder Base ➁.

3. Note : When disconnecting the FPC Holder ① from the Cylinder Base ➁ :

Take care not to disconnect the FPC cable from the FPC Holder (The FPC cable is very short).

HOLDER FPC

CYLINDER BASE

HOLDER FPC

Fig. 4-14 Head Brush and Holder FPC Removal

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-15

CYLINDER SUB ASS'Y

CYLINDER BASE

3 SCREWS

Fig. 4-15 Cylinder Ass’y Removal from Cylinder Base

4-3-5 Cylinder Ass’y Removal from Cylinder Base

1. Remove 3 Screws ① from the Cylinder Base ➁.

2. Lift the Cylinder AssÕy ➂ from the Cylinder Base ➁ in the direction of arrow.

Alignments and Adjustments (Mechanical)

4-16

Samsung Electronics

4-3-6 Motor Stator Removal

1. Remove 2 Screws ①.

2. Remove the Motor Stator ➁ from the Cylinder Sub AssÕy ➄.

3. Note : When disassembling the Motor-Stator, be careful not to loose the carbon-tip and spring.

MOTOR - STATOR

CYLINDER SUB ASS'Y

2SCREWS

SPRING

CARBON TIP

Fig. 4-16 Motor Stator Removal

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-17

4-3-7 Motor Rotor Removal

1. Remove 2 Screws ①.

2. Lift The Motor Rotor②.

MOTOR - ROTOR

DRUM SUB ASS'Y

2 SCREWS

Fig. 4-17 Motor Rotor Removal

Alignments and Adjustments (Mechanical)

4-18

Samsung Electronics

4-3-8 Motor Rotor and Cylinder Sub Ass’y

1. Make sure that phase matching holes of the Motor Rotor and the Cylinder Sub AssÕy are aligned correctly as shown in Fig. 4-18 (Refer to phase matching hole).

2. Secure 2 Screws.

MOTOR - ROTOR

PHASE MATCHING HOLE

DRUM SUB ASS'Y

2 SCREWS

Fig. 4-18 Assembly of Motor Rotor and Cylinder Sub Ass’y

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-19

4-3-9 Motor Stator and Cylinder Sub Ass’y

1. Reinstall the Motor Stator ① toward the FPC cable of Cylinder Sub AssÕy ➁.

2. Secure 2 Screws. (Refer to Fig. 4-16)

MOTOR - STATOR

CYLINDER SUB ASS'Y

Fig. 4-19 Assembly of Motor Stator and Cylinder Sub Ass’y

Alignments and Adjustments (Mechanical)

4-20

Samsung Electronics

4-4 Main Deck Removal and Reassembly

4-4-1 Slide Rack Housing Removal

1. Lift the Slide Rack Housing.

SLIDE RACK HOUSING

Fig. 4-20 Slide Rack Housing Removal

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-21

4-4-2 Assembly of Slide Rack Housing and Master Gear

1. Confirm that the hole of Master Gear ① and the hole ÒAÓ of Main Base are aligned correctly. (Eject mode)

2. Align the Slot #1 of Master Gear ①with the Tooth #1 of Rack Housing Slide ➁. (Refer to timing point)

(SLIDE VIEW)

DETAIL

TIMING POINT

SLOT #1

TOOTH #1

GEAR MASTER

( TOP VIEW )

( SIDE VIEW )

SLIDER RACK HOUSING

ARM " R"

Fig. 4-21 Assembly of Slide Rack Housing and Gear Master

Alignments and Adjustments (Mechanical)

4-22

Samsung Electronics

4-4-3 Brake Sub “L” Removal

1. Remove the Sub ÒLÓ Brake Spring ①.

2. Release the tab ➁ in the direction of arrow. (Refer to detail drawing)

3. Lift the Sub ÒLÓ Brake ➂.

BRAKE SUB "L"3

TAB2

SPRING-BRAKE SUB "L"1

BRAKE SUB "L"3

Fig. 4-22 Brake Sub “L” Removal

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-23

4-4-4 Tension Arm Full Ass’y Removal

1. Remove the Tension Spring ①.

2. Release the tab ➁ in the direction of arrow. (Refer to detail drawing)

3. Lift the Tension Arm Full AssÕy ➂.

SPRING TENSION1

TENSION ARM FULL ASS'Y3

TAB2

TENSION ARM FULL ASS'Y 3

Fig. 4-23 Tension Arm Full Ass’y Removal

Alignments and Adjustments (Mechanical)

4-24

Samsung Electronics

4-4-5 JOG LEVER Ass’y Removal (Only for deck : DX8-A/DX8-AC)

1. Remove the 1 Screw ①.

2. Lift the JOG Lever AssÕy ➁.

1 SCREW1

JOG LEVER ASS'Y

LEVER JOG ASS'Y

TIMING

Fig. 4-24 JOG Lever Ass’y Removal

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-25

4-4-6 Relay Gear “S” and Reel Disk “L” Removal

1. Release the tab ① in the direction of arrow. (Refer to detail drawing)

2. Lift the Reel Disk ÒLÓ ➁.

3. Remove the Plain Washer ➂.

4. Remove the Slit Washer ➃.

5. Lift the Relay ÒSÓ Gear AssÕy ⑤.

6. Note : When reinstalling, be sure to install the Reel Disk ÒLÓ ✠ after installing the Plain Washer.

REEL-DISK "L" 2

TAB

WASHER-PLAIN3

REEL-DISK "L" 2

WASHER-SLIT4

GEAR-RELAY "S" ASS'Y5

Fig. 4-25 Reel Disk “L” and Gear Relay “S” Ass’y Removal

Alignments and Adjustments (Mechanical)

4-26

Samsung Electronics

4-4-7 Sub Brake “R” Ass’y Removal

1. Remove the Sub ÒRÓ Brake Spring ①.

2. Release the tab ➁ in the direction of arrow. (Refer to detail drawing)

3. Lift the Brake Sub ÒRÓ AssÕy ➂.

SPRING-SUB BRAKE "R"1

SUB-BRAKE "R" ASS'Y3

SUB-BRAKE "R" ASS'Y

TAB2

Fig. 4-26 Sub Brake “R” Ass’y Removal

Alignments and Adjustments (Mechanical)

Samsung Electronics 4-27

4-4-8 Reel Disk “R” Ass’y and Relay “T”Gear Removal

1. Release the tab ① in the direction of arrow. (Refer to detail drawing)

2. Lift the Reel Disk ÒRÓ AssÕy ➁.

3. Remove the Plain Washer ➂.

4. Remove the Slit Washer ➃.

5. Lift the Relay ÒTÓ Gear AssÕy ➄.

Note : When reinstalling, be sure to install the Reel Disk ÒRÓ AssÕy ✠ after installing the Plain Washer ➂.

REEL-DISK "R" ASS'Y

TAB1

REEL-DISK "R" ASS'Y2

WASHER-PLAIN3GEAR-RELAY "T"5

WASHER-SLIT4

Fig. 4-27 Reel Disk “R” Ass’y and Gear Relay “T” Removal

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