LG Electronics
39LN548C Headphone, Rgb Pc, Side Usb, Pc Audio, Spdif Optic Jack, 2013 S7LR2
Troubleshooting
Specs
Block Diagram
Signal Table
30Pin LVDS Connector
Total Assembly line process
Adjustment Instruction
IC Remove/Replacement
Safety Precautions
From Lips & Power B/D
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Contents
MODEL 39LP360H 39LN548C/549C
SERVICE MANUAL
READ THE SAFETY PRECAUTIONS IN THIS MANUAL
LED TV
LGE Internal Use Only
Only for training and service purposes
Copyright
LG Electronics. Inc. All rights reserved
Leakage Current Cold CheckAntenna Cold Check
SAFETY PRECAUTIONS
General Guidance
Before returning the receiver to the customer
Electrostatically Sensitive ES Devices
SERVICING PRECAUTIONS
Removal
IC Remove/Replacement
Replacement
Small-Signal Discrete Transistor Removal/Replacement
3. Test method
SPECIFICATION
4. Model General Specification
1. Application range
1/4, 1/8, 1/16, 1/32
Symbolrate 4.0Msymbols/s to 7.2Msymbols/s
DVB-T
Guard IntervalBitrateMbit/s
5.3. RGB Input PC - FHD Model
5. Video resolutions 2D
5.1. Component Input Y, CB/PB, CR/PR
5.2. RGB Input PC - HD Model
PCDVI
5.3. HDMI InputPC/DTV
3. Main PCB check process
ADJUSTMENT INSTRUCTION
1. Application Range
2. Designation
3.3. EDID data
After downloading, have to adjust Tool Option again
3.1. ADC Process
3.2. EDID Download
4.1. White Balance adjustment
4. Total Assembly line process
3.4 Function Check
4.5. Outgoing condition Configuration
5. GND and HI-POT Test
6. Model name & Serial number D/L
6.1. Signal Table
7.2. CI+ Key Download
7. CI+ key download
6.3. Method & notice
7.1. Communication Prot connection
8.1. External speaker8OHM, 1W, Single-End
8. Check Commercial Features
8.2. IR OUT
1. Check the booting Voltage
TROUBLE SHOOTING GUIDE
2. Digital TV Video
4. AV Video
3. Analog TV Video
6. HDMI Video
5. RGB Video
10. RGB Audio
9. AV Audio
S7LR2 LGE211A-T8
BLOCK DIAGRAM
Tuner DVB- T/C
8. TV Audio
7. Audio of All iput
EXPLODED VIEW
2012 . 11
2013 S7LR2
Copyright 2013 LG Electronics. Inc. All rights reserved
Normal
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
VDDC
+3.3VNormal780 mA
FROM LIPS & POWER B/D
PowerDET
+1.5VDDR
NTP-7500L
IC501
CONTROL IR & LED
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC
FOR FHD REVERSE10bit Change in S7LR
LVDS
51Pin LVDS Connector For FHD 60Hz
30Pin LVDS Connector
For CEC
HDMI EEPROM
HDMI1
HDMI2
RS - 232C
RS232C
PC AUDIO
HEADPHONE
RGB PC
SIDE USB
EAN61828901
S7LRDIVXMS10
DDR256
DDR13331GHYNIX
SFLASH
SCART AUDIO MUTE
REAR COMPONENT PHONE JACK
F u l l
S c a r t
IC1800
EXTSPEAKERAMP
SPEAKER OUT JACK
EXTSPK
PCMCI
CI POWER ENABLE CONTROL
CI Region
Option name of this page CI SLOT because of Hong Kong
TDSS-G101D
GP4RGLOBALTUNERBLOCK
TU2602
TU2603
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