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FB-D163
LG FB-D163 Service Manual
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3-31
Copyright ©
2008 LG Electronics
.
Inc.
All right reserved.
Only for tr
aining and ser
vice purposes
LGE Internal Use Only
D
VD ELECTRICAL
TROUBLESHOO
TING GUIDE
1.
PO
WER CHECK GUIDE
YES
YES
YES
YES
YES
YES
Does D
VD
appear at FLD?
Does No DISC or
Time are appeared at
FLD?
Check Connector
(P4405,P4407,P4408).
NO
NO
Does it
appear D
VD ERROR at
FLD?
PO
WER ON
NO
Check an A
udio Micom
Select the D
VD Mode
Reconnect it.
YES
Check D
VD MD Module.
Check the v
oltage
of each pin on PN702.
OK
43
45
Table of Contents
Table of Contents
2
Servicing Precautions
3
Notes Regarding Handling of the Pick-Up
3
Repair Notes
3
General
3
Notes Regarding Compact Disc Player Repairs
4
Clearing Malfunction
4
Electrostatically Sensitive Devices (ESD)
5
Caution. Graphic Symbols
5
Esd Precautions
5
Audio Micom Option
6
The Steps for Change the Option Code
6
Front / Back Panel
7
Location of Users Controls
7
Remote Control
8
Specifications
9
Exploded Views
10
Cabinet and Main Frame Section
10
Deck Mechanism Exploded View
11
Front Speaker
12
Speaker Exploded View
12
Packing Accessory View
13
Pin Description
14
Ain1B
14
Electrical Part
14
Cs5345_Datasheet
14
Internal Block Diagram of Ics
14
Ain4B/Micin2
15
Typical Connection Diagram
16
Ds8391+8390
18
Ip9010
18
Lc87F5Nc8Avu-Qip
20
Mc4580
24
Test Circuit
24
0Irh330800A
25
Ps9830B
26
Pt6324
28
Tas5342
31
Audio Electrical Troubleshooting Guide
34
Micom Part Check
34
Fld Display Part Check
37
Touch-Pad Part Check
38
Pwm Modulation Part Check
38
Pwm Amp Part Check
40
Tuner Function Part Check
41
Smps Power Circuit
42
P-Sens
43
Vkk Part Check
43
Ipod Part(Only North America)
43
DVD Electrical Troubleshooting Guide
44
Power Check Guide
44
Test & Debug Flow
45
Waveforms of Major Check Point
52
When Power On, Reset & Data Etc Waveform
52
Open/Close Waveform at Power on
53
Starting Action Waveform in MD Device
53
Focus Waveform
54
At Power on ,Spindle Signal at MD Deck
55
At First Action,Focus Signal A,B,C,D
55
Tracking Signal
56
Rf Waveform
56
Disk Type Jugement Waveform
57
Wiring Diagram
58
Block Diagrams
59
Schematic Diagrams
60
Smps Schematic Diagram
60
Micom Schematic Diagram
61
Amp Schematic Diagram
62
I/O Schematic Diagram
63
Mpeg Schematic Diagram
64
Servo Schematic Diagram
65
Ipod Schematic Diagram
66
Scart Schematic Diagram
67
Front Schematic Diagram
68
MIC Schematic Diagram
69
Touch Schematic Diagram
70
Printed Circuit Board Diagrams
71
Smps P.C. Board Diagram
71
Main P.C. Board Diagram ( Top View )
72
Main P.C. Board Diagram ( Bottom View )
73
Ipod &Key P.C. Board Diagram ( Top View )
74
Ipod &Key P.C. Board Diagram ( Bottom View )
74
I/O P.C. Board Diagram ( Top View )
75
MIC P.C. Board Diagram
75
I/O P.C. Board Diagram ( Bottom View )
75
Front P.C. Board Diagram
76
Touch Key P.C. Board Diagram ( Top View )
77
Touch Slide P.C. Board Diagram ( Top View)
77
Touch Key P.C. Board Diagram ( Bottom View )
77
Touch Slide P.C. Board Diagram ( Bottom View )
77
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LG FB-D163 Specifications
General
Brand
LG
Model
FB-D163
Category
Stereo System
Language
English
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