LG Electronics TL-AT130M service manual Top View Bottom View, Part Fixing Type

Page 38

DECK MECHANISM PARTS LOCATIONS

• Top View

2

6

 

3

7

4

 

 

9

 

5

10

11

18

1

16

 

31

17

14

19

19

15

12

 

 

13

8

33

15

 

• Bottom View

20

30

29

 

24

29

 

23

30

 

20

25

24

32

22

27

26

 

21

28

 

NOTE : When reassembly perform the procedure in the reverse order.

1)When reassembling, confirm Mechanism and Mode Switch Alignment Position (Refer to Page 4-13)

2)When disassembling, the Parts for Starting No. Should be removed first.

Procedure

Part

Fixing Type

Fig-

Vi-

Starting

 

 

ure

ew

No.

 

 

 

 

 

 

 

 

 

1

Drum Assembly

3 Screw

A-1

T

 

 

 

 

 

 

 

2

Plate Top

2 Hook

A-2

T

 

 

 

 

 

 

2

3

Holder Assembly CST

Chassis Hole

A-2

T

 

 

 

 

 

 

2

4

Opener Door

Chassis Hole

A-2

T

 

 

 

 

 

 

 

5

Bracket Assembly

3 Hook

A-2

T

 

 

L/D Motor

 

 

 

 

 

 

 

 

 

2,3,4

6

Gear Assembly Rack F/L

1 Hook, Chassis Hole

A-2

T

 

 

 

 

 

 

2,3,4,6

7

Arm Assembly F/L

Chassis Hole

A-2

T

 

 

 

 

 

 

 

8

Lever Assembly S/W

1 Hook

A-2

T

 

 

 

 

 

 

 

9

Arm Assembly Cleaner

Chassis Embossing

A-3

T

 

 

 

 

 

 

 

10

Head F/E

Chassis Embossing

A-3

T

 

 

 

 

 

 

 

11

Base Assembly A/C Head

1 Screw

A-3

T

 

 

 

 

 

 

2,3

12

Brake Assembly T

1 Hook

A-4

T

 

 

 

 

 

 

2,3

13

Brake Assembly RS

1 Hook

A-4

T

 

 

 

 

 

 

2,3

14

Arm Assembly Tension

2 Hook

A-4

T

 

 

 

 

 

 

2,3,12,13,

15

Reel S/Reel T

 

A-4

T

14

 

 

 

 

 

 

 

 

 

 

 

 

16

Base Assembly P4

Chassis Embossing

A-5

T

 

 

 

 

 

 

 

17

Opener Lid

Chassis Embossing

A-5

T

 

 

 

 

 

 

17

18

Arm Assembly Pinch

Shaft

A-5

T

 

 

 

 

 

 

17

19

Lever T/Up / Arm T/Up

1 Hook

A-5

T

 

 

 

 

 

 

17,18

20

Belt Capstan/Motor Capstan

3 Screw

A-6

B

 

 

 

 

 

 

 

21

Lever F/R

Locking Tab

A-6

B

 

 

 

 

 

 

20, 21

22

Clutch Assembly D35

Washer

A-6

B

 

 

 

 

 

 

 

23

Brake Assembly Capstan

Locking Tab

A-6

B

 

 

 

 

 

 

 

24

Gear Drive/Gear Cam

Washer/Hook

A-7

B

 

 

 

 

 

 

 

25

Gear Sector

1 Hook

A-7

B

 

 

 

 

 

 

20,21,23,

26

Plate Slider

Shaft Guide

A-7

B

24,25

 

 

 

 

 

 

 

 

 

 

 

20,21,23,

27

Lever Tension

1 Hook

A-7

B

24,25,26

 

 

 

 

 

 

 

 

 

 

 

2,3,14,20,

28

Lever Spring

Locking Tab

A7

B

21,25,23,

 

 

 

 

 

24,26

 

 

 

 

 

 

 

 

 

 

 

25

29

Gear Assembly P2/Gear Assembly P3

Boss

A-8

B

 

 

 

 

 

 

2,3,14,25,

30

Base Assembly P2/Base Assembly P3

Chassis Slot

A-8

B

29

 

 

 

 

 

 

 

 

 

 

 

2,3,14,25,

31

Base Loading

1 Screw

A-9

T

29

 

 

 

 

 

 

 

 

 

 

 

2,3,14

32

Base Tension

Chassis Embossing

A-9

B

 

 

 

 

 

 

2,3,20,21,

33

Arm Assembly Idler

Locking Tab

A-9

T

22

 

 

 

 

 

 

 

 

 

 

 

T:Top, B:Bottom

4-1

Image 38
Contents KEY Table of Contents Summary Front RearIndicator Panel VCR Function IndicationTerminal Signal Levels IN/OUT DescriptionSummary Critical Parts Replacing Time Table Cabinet & Main Frame Exploded Views Cabinet & Main Frame Section Parts list Cabinet and Main Frame SectionPacking Accessory Section Parts list Packing & Accessory SectionPG Adjustment Connection chart of PG adjustmentPower CircuitSMPS No 5.3 a No 24No 5.2 a to AVCP, Bias When the drum moter stop Video is unstable in PB modePB mode Servo CircuitWhen the capstan motor stops Capstan motor stopsC Circuit No Video in EE ModeNo Video in EE Mode Clean the Drum Check the System Circuit IC501 Pin Pin 16, 40, 55, 58, 87?Is the EE signal normal? Is 5V applied to the IC301 Pin 16, 40, 55, 58, 87?No sound in PB Mode No sound in EE Mode No sound in PB ModeNo sound in EE Mode Audio CircuitNo sound in REC Mode No sound in REC ModeAuto Stop SYSTEM/KEY Circuit Auto StopNo cassette tape loading No OSD display No Key displayOSD Circuit No F.OSD displayElectrical Block & Circuit Diagrams Power Block Diagram Power Clrcuit Diagram Audio Block Diagram C Block Diagram V Circuit Diagram Electrical Block & Circuit Diagrams System Block Diagram Electrical Block & Circuit Diagrams System Clrcuit Diagram Jack Clrcuit Diagram KEY-BOARDCLRCUIT Diagram Electrical Printed Circuit Diagrams KEY 1 P.C.BOARD KEY 2 P.C.BOARD Jack P.C.BOARDMechanism Top View Bottom View Part Fixing TypeDrum Assembly Fig. A-1-1 Drum MotorPlate Top Fig. A-2-1 Fig. A-2-4Bracket Assembly L/D Motor Fig. A-2-4 Gear Assembly Rack F/L Fig. A-2-5Holder Assembly CST Fig.A-2-2 Arm Assembly F/L Fig. A-2-6Base Assembly A/C Head Arm AssemblyCleaner Head F/E Fig. A-3-2Arm Assembly Tension Fig. A-4-3 Brake Assembly T Fig. A-4-1Brake Assembly RS Fig. A-4-2 Reel S / Reel T Fig. A-4-4Lever T/up Fig. A-5-4 Arm T/up Fig. A-5-5 Arm Assembly Pinch Fig. A-5-3Opener Lid Fig. A-5-2 Brake Assembly Capstan Lever F/R Fig. A-6-3Lever Spring Fig. A-7-6 Gear Sector Fig. A-7-3Lever Tension Fig. A-7-5 Just lift the Plate Slider upGear Assembly P2 Fig. A-8-1/ Gear Assembly P3 Fig. A-8-2 Base Assembly P2 Fig. A-8-3/ Base Assembly P3 Fig. A-8-4Base Tension Fig. A-9-2 Base Loading Fig. A-9-1 Arm Assembly Idler Fig. A-9-3Arm Assembly Idler Base Tension Base LoadingDeck Mechanism Adjustment Mechanism Alignment Position Check Fig. C-1Mechanism Condition Checking TorqueTest Equipment/ Fixture Test Conditions Torque Gauge 600g.cm ATG Cassette Torque Meter SRK-VHT-303Guide Roller Height Adjustment Head Assembly Audio/Control A/C Head AdjustmentAdjustment Procedure/Diagrams Head BaseAdjustment Procedure Adjustment Diagram Value AdjustmentPrecise Adjustment Azimuth adjustment 1KHZ 7KHZAdjustment after Replacing Drum Assembly Video Heads Check the Tape Travel after Reassembling Deck AssemblyCheck before starting repairs Maintenance Procedure Required MaintenanceScheduled Maintenance CleaningGear Sector Gear Cam Base Loading Gear Drive GreasingChassis Bottom Chassis Top Base, Tension Lever, F/R, Base, TensionGear AY, P2 & P3 Mechanism Troubleshooting Guide Auto Stop PLAY/CUE/REV Nono Is the Belt ok?Front Loading Mechanism Cassette does not load Exploded Views Moving Mechanism A11 Parts Section NSP Not Service PartRUN Date LOCA.NO Description Specification Remarks Description SpecificationAssembly Section Remarks ScrewBuzzer LOCA.NO Description Specification Remark BATTERY,LITHIUMElectrecal section CapacitorLOCA.NO Description Specification Remark NP0 TS Coil DiodeFuse DigitronFilter HolderR121 0RD1800F608 R3G6 0RD1800F608 R553 0RD2200F608 R610 0RD2701F608 Switch LOCA.NO Description SpecificationRemote Controller Receiver Remark RESISTOR,DRAWINGTAL TransformerVaristor Zener Diode