LG PT-48 Manuals

Manuals and User Guides for LG PT-48. We have 1 LG PT-48 manual available for free PDF download: Service Manual

LG PT-48 Service Manual

LG PT-48 Service Manual (70 pages)

Brand: LG | Category: TV | Size: 13.95 MB

Table of Contents

Service Manual
1
Table of Contents
2
Important Safety Notice
3
General Guidance
3
X-RAY Radiation
3
Safety Precautions
3
Servicing Precautions
4
Specifications
6
- Receiving System (26 System)
  7
- Controls Description
  8
- Remote Control Handset
  8
- Power
  9
- Battery Installation
  9
- Front Panel
  10
- Main Power
  10
- Left/Right Loud-Spearkers
  10
- Audio/Video in Sockets (Av3
  10
- Adjustment Instructions
  11
- Raster Slant/Focus Adjustment
  11
- Beam Alignment Adjustment
  11
- Centering Magnet Adjustment
  11
- PAL Mode Deflection Adjustment
  12
- Deflection Adjustment
  12
- CUT-OFF Adjustment
  12
- High Voltage Regulation Adjustment
  12
- Lens Focus & Electronic Focus Adjustment
  13
- Convergence Adjustment
  13
- Mode Adjustment
  13
- G-Lens Adjustment
  13
- White Balance Adjustment
  14
- SUB-BRIGHT Adjustment
  14
- SVC Adjustment Mode & Initial Data
  14
- Green Convergence Adjustment
  14
- Sound
  15
- OPTION Data Adjustment
  15
- Picture Adjustment Data
  15
- Deflection Adjustment Data (IC:VDP3130Y)
  15
- Trouble Shooting
  17
- No Picture ( Sound Ok )
  17
- Check MAIN1 Q026(E) Waveform
  17
- No Sound (Picture Ok)
  18
- No Pip
  19
- NO Teletext (Picture OK)
  20
- No Osd (on Screen Display)
  20
- No Power on
  21
- Micom Part Check
  21
- No Vfd Operation
  22
- No Raster
  23
- Incorrect Convergence
  24
- Block Diagram(Signal)
  25
- Block Diagram(Def)
  26
- Block Diagram(Smps)
  27
- Signal
  28
Printed Circuit Board
28
- Component Location Guide(Signal)
  29
- Main2 (Def)
  30
- Component Location Guide(Def)
  31
- Pre-Amp
  32
- Smps
  32
- Power Switch
  32
- Cpt
  33
- Conv-Out
  33
- Pip
  34
- Side Av
  34
- Control
  34
- VM (Top)
  35
- VM (Bottom)
  35
- Lg Convergence (Top)
  36
- Lg Convergence (Bottom)
  36
- Sgs-Thomson Convergence (Top)
  37
- Sgs-Thomson Convergence (Bottom)
  37
- Av (Top)
  38
- Av (Bottom)
  38
Wiring Diagram
39
Exploded View(Pt-43A80)
40
Exploded View Parts List
41
- Exploded View(Pt-48A80)
  42
- Exploded View(Pt-53A80)
  44
Replacement Parts List
46

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