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RCS606F
LG RCS606F Service Manual
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3-33
ELECTRICAL TROUBLESHOOTING GUIDE
Power on.
FRONT board OK.
Check FFC cable (Pin29).
Check SMPS board.
Check FFC cable.
Check MAIN board.
Check SMPS board.
Check MAIN board.
Replace DIG301.
Q301, 303, 304
grid voltage OK?
Replace LED
(LD302 ~ LD322).
Check MAIN board.
“HELO”
Display on FLD
OK?
Volume LED
(LD302~LD322)
Turn on?
When turn
the volume, count is
change?
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
CN301
cable connection
OK?
CN301 Pin18
+12 V OK?
CN301 Pin13, 14
signal OK?
CN301
Pin20, 21, 22 data signal
OK?
CN301
Pin27, 28, 29 power
OK?
CN301 Pin7, 9, 12
I2C data OK?
2. SYSTEM PART
YES
YES
YES
YES
YES
YES
YES
YES
YES
59
61
Table of Contents
Section 1 Summary
3
Table of Contents
3
Servicing Precautions
4
Esd Precautions
6
Service Information for Eeprom
7
Program Download Guide
8
Specifications
11
Section 2 Cabinet & Main Chassis
12
Disassembly and Assembly for Mechanism Deck (CDM-H1803)
13
Order of Disassembly for Mechanism Deck
14
Order of Assembly for Mechanism Deck
18
Cabinet and Main Frame Section (Rct606)
22
Exploded Views
22
Mechanism Deck Section (CDM-H1803)
23
Packing Accessory Section
24
Speaker Section
25
Section 3 Electrical
28
Sound from Speakers
29
Training Master
29
Sound in Aux Function
30
Sound in Port. in Function
31
Sound in Ipod Function
32
Sound in Am/Fm Function
33
Sound in CD Function
34
Sound in Usb Function
36
Power
37
One Point Repair Guide
38
Power
38
Booting When Power on the Set
40
Vfd Is Not Displayed When Power on the Set
41
Operation of MD
43
Sound
49
Electrical Troubleshooting Guide
56
Power Supply on Smps Board
56
System Part
60
Audio Part
61
Digital Audio Amp Check
66
Waveforms
67
Wiring Diagram
70
Block Diagrams
71
Overall Block Diagram
71
Smps Block Diagram
72
Power Block Diagram
73
Circuit Diagrams
74
Smps Circuit Diagram
74
Micom Circuit Diagram
75
Pwm Circuit Diagram
76
Amp Circuit Diagram
77
Dsp Circuit Diagram
78
Rf Servo Circuit Diagram
79
Adc Circuit Diagram
80
Beat Box Circuit Diagram
81
Vfd Circuit Diagram
82
Volume Circuit Diagram
83
Usb & MIC Circuit Diagram
84
Ipod Circuit Diagram
85
Circuit Voltage Chart
86
Main P.C.board
88
Printed Circuit Board Diagrams
88
Smps P.C.board
90
Vfd P.C.board
91
Volume P.C.board
92
Ipod P.C.board
93
Usb & MIC P.C.board
93
Other manuals for LG RCS606F
Owner's Manual
32 pages
4
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LG RCS606F Specifications
General
Brand
LG
Model
RCS606F
Category
Stereo System
Language
English
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