DOWNLOAD LG 32LN549E / 32LP620H (CHASSIS:LB3AZ) Service Manual ↓ Size: 5.3 MB | Pages: 40 in PDF or view online for FREE

Model
32LN549E 32LP620H (CHASSIS:LB3AZ)
Pages
40
Size
5.3 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
32ln549e-32lp620h-chassis-lb3az.pdf
Date

LG 32LN549E / 32LP620H (CHASSIS:LB3AZ) Service Manual ▷ View online

- 6 -
SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
1. Application range
This  specification  is  applied  to  the  LCD  TV  used  LB3AZ 
chassis.
2. Requirement for Test
Each part is tested as below without special appointment.
(1) Temperature: 25 °C ± 5 °C(77 °F ± 9 °F), CST: 40 °C ± 5 °C
(2) Relative Humidity: 65 % ± 10 %
(3) Power Voltage
: Standard input voltage (AC 100-240 V~, 50/60 Hz)
* Standard Voltage of each products is marked by models.
(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 5 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. Model General Specification
No.
Item
Specification
Remarks
1
Market
Australia, New Zealand, Singapore,
Malaysia, Vietnam, Indonesia, 
► Only Analog for A-ASIA
2.
Broadcasting system
1) PAL/SECAM-B/G/D/K
2) PAL-I
3) NTSC-M
4) DVB-T
5) DVB-C
► PAL
3
Receiving system
Analog : Upper Heterodyne
Digital : COFDM(DVB-T)
► DVB-T
- Guard Interval(Bitrate_Mbit/s)
  1/4, 1/8, 1/16, 1/32
- Modulation : Code Rate
  QPSK    :  1/2, 2/3, 3/4, 5/6, 7/8
  16-QAM  :  1/2, 2/3, 3/4, 5/6, 7/8
  64-QAM  :  1/2, 2/3, 3/4, 5/6, 7/8
► DVB-C
- Symbol rate : 4.0Msymbols/s to 7.2Msymbols/s
- Modulation : 16QAM, 64-QAM, 128-QAM and 256-QAM
4
Scart Jack
PAL, SECAM, NTSC
► Spec Out
5
Component Input
Y/Cb/Cr, Y/Pb/Pr
6
RGB Input
RGB-PC
► Analog(D-SUB 15PIN)
7
HDMI Input (3EA)
HDMI1-DTV/DVI
HDMI2-DTV
HDMI3-DTV
► PC
-. HD Model : HDMI version 0.7
-. FHD Model : HDMI version 0.7
► Support HDCP
► The number of Input ports is different by model.
8
Audio Input (1EA)
RGB/DVI Audio
AV
► Common Port in AV & PC input.
9.
SDPIF out
S
10
Earphone out (1EA)
Antenna, AV1, AV2, Component, RGB,
HDMI1, HDMI2, HDMI3
11
USB (1EA)
For My Media(Movie/Photo/Music List)
or For SVC
► JPEG, MP3, DivX HD
12
USB (1EA)
For Wireless dongle
► Only for EzSign TV(32/42/47/55/60LN549E-TA)
13
External Speaker
Max 1W @ 8 ohm
► Stereo ,SE output
14
RS232C(1EA)
Interactive mode support
- 7 -
5. Supported video resolutions (2D)
5.1. Component Input (Y, C
B
/P
B
, C
R
/P
R
)
5.2. RGB Input (PC)
No.
Resolution
H-freq(kHz)
V-freq(Hz)
Pixel clock(MHz)
Proposed
1
720*480
15.73
60.00
13.5135
SDTV ,DVD 480I
2
720*480
15.73
59.94
13.50
SDTV ,DVD 480I
3
720*480
31.50
60.00
27.027
SDTV 480P
4
720*480
31.47
59.94
27.00
SDTV 480P
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
33.75
60.00
74.25
HDTV 1080I
8
1920*1080
33.72
59.94
74.176
HDTV 1080I
9
1920*1080
67.50
60.00
148.50
HDTV 1080P
10
1920*1080
67.432
59.94
148.352
HDTV 1080P
11
1920*1080
27.00
24.00
74.25
HDTV 1080P
12
1920*1080
26.97
23.94
74.176
HDTV 1080P
13
1920*1080
33.75
30.00
74.25
HDTV 1080P
14
1920*1080
33.71
29.97
74.176
HDTV 1080P
No.
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
DDC
1
640*350
31.468
70.09
25.17
EGA
X
2
720*400
31.469
70.08
28.32
DOS
O
3
640*480
31.469
59.94
25.17
VESA(VGA)
O
4
800*600
37.879
60.31
40.00
VESA(SVGA)
O
5
1024*768
48.363
60.00
65.00
VESA(XGA)
O
6
1280*768
47.776
59.870
79.50
CVT(WXGA)
X
7
1360*768
47.712
60.015
85.50
VESA (WXGA)
X
8
1280*1024
63.981
60.020
108.0
VESA (SXGA)
O
9
1600*1200
75.00
60.00
162.0
VESA (UXGA)
X
10
1920*1080
66.587
59.934
138.5
HDTV 1080P
O
- 8 -
5.3. HDMI Input(PC/DTV)
No.
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
Remark
PC(DVI)
DDC
1
640*350
31.468
70.09
25.17
EGA
X
2
720*400
31.469
70.08
28.32
DOS
O
3
640*480
31.469
59.94
25.17
VESA(VGA)
O
4
800*600
37.879
60.31
40.00
VESA(SVGA)
O
5
1024*768
48.363
60.00
65.00
VESA(XGA)
O
6
1280*768
47.776
59.870
79.50
CVT(WXGA)
Х
7
1360*768
47.712
60.015
85.50
VESA (WXGA)
O
8
1280*1024
63.981
60.020
108.0
VESA (SXGA)
O
9
1600*1200
75.00
60.00
162.0
VESA (UXGA)
X
10
1920*1080
67.50
60.00
148.5
HDTV 1080P
O
DTV
1
720*480
31.50
60.00
27.027
SDTV 480P
2
720*480
31.47
59.94
27.00
SDTV 480P
3
1280*720
45.00
60.00
74.25
HDTV 720P
4
1280*720
44.96
59.94
74.176
HDTV 720P
5
1920*1080
33.75
60.00
74.25
HDTV 1080I
6
1920*1080
33.72
59.94
74.176
HDTV 1080I
7
1920*1080
67.50
60.00
148.50
HDTV 1080P
8
1920*1080
67.432
59.94
148.352
HDTV 1080P
9
1920*1080
27.00
24.00
74.25
HDTV 1080P
10
1920*1080
26.97
23.976
74.176
HDTV 1080P
11
1920*1080
33.75
30.00
74.25
HDTV 1080P
- 9 -
ADJUSTMENT INSTRUCTION
1. Application Range
This  specification  sheet  is  applied  to  all  of  the  LED TV  with 
LB3AZ chassis.
2. Designation
(1)  The  adjustment  is  according  to  the  order  which  is 
designated and which must be followed, according to the 
plan which can be changed only on agreeing.
(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 °C ± 5 °C
  Relative humidity : 65 ± 10 %
  Input voltage : 220 V, 60 Hz
(6)  Adjustment  equipments:  Color  Analyzer  (CA-210  or 
CA-110), DDC Adjustment Jig, Service remote control.
(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.
* USB DOWNLOAD
(1) Put the USB Stick to the USB socket.
(2) Automatically detecting update file in USB Stick.
-  If your downloaded program version in USB Stick is Low, 
it didn't work. But your downloaded version is High, USB 
data is automatically detecting.
(3) Show the message "Copying files from memory".
(4) Updating is starting.
(5) Updating Completed, The TV will restart automatically.
(6)  If  your TV  is  turned  on,  check  your  updated  version  and 
Tool option. (explain the Tool option, next stage)
*  If downloading version is more high than your TV have, TV 
can lost all channel data. In this case, you have to channel 
recover. if all channel data is cleared, you didn’t have a DTV/
ATV test on production line.
 
(1) 
 
filexxx.bin
(4) 
 
(5)
(6)
(7)...........OK
filexxx.bin
 
(2) 
 
(3) 
 
Please Check the Speed :
To use speed between
from 200KHz to 400KHz
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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