DOWNLOAD LG 39LN549C (CHASSIS:LA3AA) Service Manual ↓ Size: 3.78 MB | Pages: 36 in PDF or view online for FREE

Model
39LN549C (CHASSIS:LA3AA)
Pages
36
Size
3.78 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
39ln549c-chassis-la3aa.pdf
Date

LG 39LN549C (CHASSIS:LA3AA) Service Manual ▷ View online

- 6 -
SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
1. Application range
This spec sheet is applied LED TV with LA3AA chassis
2. Test condition
Each part is tested as below without special notice.
1) Temperature : 25 ºC ± 5 ºC(77 ± 9 ºF) , CST : 40 ºC±5 ºC
2) Relative Humidity: 65 % ± 10 %
3) Power Voltage
4)  Specification  and  performance  of  each  parts  are  followed 
each  drawing  and  specification  by  part  number  in 
accordance with BOM 
5)  The receiver must be operated for about 20 minutes prior to 
the adjustment
3. Test method
1) Performance: LGE TV test method followed 
2) Demanded other specification 
- Safety : CE, IEC specification
- EMC: CE,IEC
 
4. General Specification
No
Item
Specification
Measurement
Result
Remark
1.
Receiving System
1) SBTVD / NTSC / PAL-M / PAL-N
2.
Available Channel
1) VHF : 02~13
2) UHF : 14~69
3) CATV : 01~135
3.
Input Voltage
AC 100 ~ 240V 50/60Hz
Mark : 110V, 60Hz (N.America)
4.
Market
Central and South AMERICA
5.
Screen Size
32 inch Wide (1366 × 768)
32LN549C-SA,32LP360H
32LN549E-SA
42 inch Wide (1920 × 1080)
42LN549C-SA,42LP360H
42LN549E-SA
39inch Wide (1920 × 1080)
39LN549C-SA
55 inch Wide (1920 × 1080)
55LN549E-SA
6.
Aspect Ratio
16:9
7.
Tuning System
FS
8.
Module
LC320DXE-SFR1
HD, 60Hz
LGD
32LN549C-SA,32LP360H
32LN549E-SA
LC420DUE-SFR1
FHD, 60Hz
LGD
42LN549C-SA,42LP360H
42LN549E-SA
HC390DUN-VCFP1
FHD, 60Hz
CMI
39LN549C-SA
LC550DUJ-SEE1
FHD, 60Hz
LGD
55LN549E-SA
9.
Operating Environment
1) Temp   :  0 ~ 40 deg
2) Humidity :   ~ 80 %
10. Storage Environment
1) Temp   : -20 ~ 60 deg
2) Humidity :   ~ 85 %
- 7 -
5. External Input Support Format
5.1. RGB input(PC)
No
Resolution
H-freq(kHz)
V-freq.(kHz)
Pixel clock
Proposed
1.
640*350
31.468
70.07
25.17
EGA
X
2.
720*400
31.469
70.08
28.32
DOS
3.
640*480
31.469
59.94
25.17
VESA(VGA)
4.
800*600
37.879
60.31
40.00
VESA(SVGA)
5.
1024*768
48.363
60.00
65.00
VESA(XGA)
6.
1280*1024
63.98
60.02
70.00
VESA(XGA)
7.
1152*864
54.348
60.053
80.00
VESA
8.
1360*768
47.712
60.015
85.50
VESA (WXGA)       
9.
1920*1080
67.5
60
148.5
HDTV 1080P
● RGB PC Monitor Range Limits
   Min Vertical Freq - 58 Hz         Max Vertical Freq - 62 Hz
   Min Horiz. Freq - 30 kHz         Max Horiz. Freq - 83 kHz
   Pixel Clock  - 160 MHz
- 8 -
5.2. HDMI Input (PC/DTV))
No
Resolution
H-freq(kHz)
V-freq.(kHz)
Pixel clock
Proposed
PC
DDC
1
640*350
31.468
70.07
25.17
EGA
X
2
720*400
31.469
70.08
28.32
DOS
3
640*480
31.469
59.94
25.17
VESA(VGA)
4
800*600
37.879
60.31
40.00
VESA(SVGA)
5
1024*768
48.363
60.00
65.00
VESA(XGA)
6
1152*864
54.348
60.053
80.00
VESA
7
1360*768
47.712
60.015
85.50
VESA (WXGA)       
8
1280*1024(FHD Only)
63.981
60.02
108.00
VESA (SXGA)
9
1920*1080(FHD Only)
67.5
60
148.5
HDTV 1080P
DTV
1.
720*480
31.469
59.940
27.000
SDTV 480P
2.
720*480
31.500
60.000
27.027
SDTV 480P
3.
720*576
31.250
50.000
27.000
SDTV 576P
4.
1280*720
37.500
50.000
74.25
HDTV 720P
5.
1280*720
45.00
60.00
74.25
HDTV 720P
6.
1280*720
44.96
59.94
74.176
HDTV 720P
7.
1920*1080
28.125
50.000
74.25
HDTV 1080I
8.
1920*1080
33.75
60.00
74.25
HDTV 1080I
9.
1920*1080
33.72
59.94
74.176
HDTV 1080I
10.
1920*1080
56.250
50.000
148.50
HDTV 1080P
11.
1920*1080
67.500
60.00
148.50
HDTV 1080P
12.
1920*1080
67.432
59.94
148.352
HDTV 1080P
13.
1920*1080
27.000
24.000
74.25
HDTV 1080P
14.
1920*1080
26.97
23.976
74.176
HDTV 1080P
15.
1920*1080
33.75
30.00
74.25
HDTV 1080P
16.
1920*1080
33.71
29.97
74.176
HDTV 1080P
● HDMI  Monitor Range Limits
   Min Vertical Freq - 58 Hz            Max Vertical Freq - 62 Hz
   Min Horiz. Freq - 30 kHz            Max Horiz. Freq - 83 kHz
   Pixel Clock  - 160 MHz
- 9 -
ADJUSTMENT INSTRUCTION
 
1. Application
This  spec  sheet  is  applied  all  of  the  LED  TV  with  LA3AA 
chassis.
2. Designation
(1)  The  adjustment  is  according  to  the  order  which  is 
designated  and  which  must  be  followed,  according  to  the 
plan whic al Unit: Product Specification Standard.
(2) Power adjustment : Free Voltage.
(3) Magnetic Field Condition: Nil.
(4) Input signal Unit: Product Specification Standard.
(5)  Reserve after operation: Above 5 Minutes (Heat Run).
     Temperature : at 25 ºC±5 ºC
     Relative humidity : 65 ± 10%
     Input voltage : 100~220V, 50/60Hz
(6)  Adjustment  equipments  :  Color  Analyzer  (CA-210  or 
CA-110), SVC remote controller
(7) Push The “IN STOP KEY” – For memory initialization.
 
3. Main PCB check process
* APC – After Manual-Insert, executing APC
* Boot file Download 
(1)  Execute  ISP  program  “Mstar  ISP  Utility”  and  then  click 
“Config” tab.
(2)   Set as below, and then click “Auto Detect” and check “OK” 
message. 
      If  “Error”  is  displayed,  Check  connection  between 
computer, jig, and set.
(3)  Click  “Read”  tab,  and  then  load  download  file  (XXXX.bin) 
by clicking “Read”
(4)  Click  “Connect”  tab.    If  “Can’t  ”  is  displayed,  Check 
connection between computer, jig, and set.
(5) Click “Auto” tab and set as below.
(6) Click “Run”.
(7) After downloading, check “OK” message. 
(1) 
 
filexxx.bin
(2) 
(3) 
Please Check the Speed  
To use speed between 
from 200KHz to 400KHz 
(4) 
(5)
(6)
(7)...........OK
filexxx.bin
Case1 : Software version up
1)  After  downloading  S/W  by  USB  ,  TV  set  will  reboot 
automatically
2) Push “In-stop” key
3) Push “Power on” key
4) Function inspection
5) After function inspection, Push “In-stop” key.
Case2 : Function check at the assembly line
1)  When  TV  set  is  entering  on  the  assembly  line,  Push 
“In-stop” key at first.
2) Push “Power on” key for turning it on.
 =>  If you push “Power on” key, TV set will recover channel 
information by itself.
3).After function inspection, Push “In-stop” key.
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