LG 32LA613B (CHASSIS:LT31B) Service Manual ▷ View online
- 9 -
5.2. HDMI Input (PC/DTV)
*HDMI PC support only Rear HDMI Input
*If use DVI to HDMI cable for PC, you have to use external SPK for PC audio sound.
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
PC
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.
1152*864
54.348
60.053
80.00
VESA
O
7.
1360*768
47.712
60.015
85.50
VESA (WXGA)
O
8.
1280*1024(FHD Only)
63.981
60.02
108.00
VESA (SXGA)
O
9.
1920*1080(FHD Only)
67.5
60
148.5
HDTV 1080P
O
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
- 10 -
ADJUSTMENT INSTRUCTION
1. Application
This spec sheet is applied all of the LCD TV with LT31B,
LT36B 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
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.
- 11 -
* USB DOWNLOAD(*.epk file 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 staring.
(5) After updating is complete, The TV will restart automatically.
(6) If TV turns on, check your updated version and Tool option.
(refer to the next page about tool option)
* If downloading version is higher 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.
* After downloading, have to adjust Tool
Option again.
(1) Push "IN-START" key in service remote controller.
(2) Select "Tool Option 1" and Push "OK" button.
(3) Punch in the number. (Each model has their number.)
(4) Completed selecting Tool option.
Model
Module
Tool
option1
Tool op-
tion2
Tool
option3
Tool
option4
Tool
option5
Tool
option6
32LA613B-DB
LGD
84
2491
32669
46352
45060
97
42LA6130-DB
LGD
87
2491
32669
46352
45060
97
47LA6130-DB
LGD
88
2491
32669
46352
45060
97
32LN540B-DA
LGD
20
2491
16281
13584
40964
21
32LN540B-DA
LGD
20
2491
16281
13584
40964
17
37LN540B-DA
LGD
21
2491
15257
13584
40964
21
39LN5400-DA
CMI
(POLA)
2070
2491
16153
13584
40964
17
39LN5400-DA
AUO
(POLA)
4118
2491
16153
13584
40964
17
42LN5400-DA
LGD
23
2491
16281
13584
40964
21
42LN5400-DA
LGD
23
2491
16281
13584
40964
17
42LN5400-DA
AUO
(POLA)
4119
2491
16153
13584
40964
17
47LN5400-DA
LGD
24
2491
16281
13584
40964
21
50LN5400-DA
LGD
25
2491
16281
13584
40964
17
55LN5400-DA
LGD
(POLA)
26
2491
16281
13584
59396
17
42LN5200-DA
LGD
103
460
16281
13584
8196
1297
32LN520B-DA
LGD
100
460
16281
13584
8196
1297
32LN540B-BA
LGD
20
2491
16281
13592
40964
17
* RS-232C Connection Method
Connection : PCBA (USB Port) -> USB to Serial Adapter
(UC-232A) -> RS-232C cable -> PC(RS-232C port)
▪ Product name of USB to Serial Adapter is UC-232A.
※
※
Caution: LJ31* chassis support only UC-232A driver. (only use
this one. )
- 12 -
4. Total Assembly line process
4.1. Adjustment Preparation
■ W/B Equipment condition
CA210 : CH14, Test signal : Inner pattern (80IRE) – in case of
LED back light
■ Above 5 minutes H/run in the inner pattern. (“power on” key of
adjust remote control)
► The spec of color temperature and coordinate
Model
Mode
Color Temp
Color coordinate
Remark
All
Cool (C50)
13,000k
x = 0.271 (±0.002)
y = 0.270 (±0.002)
※
Test signal
- Inner pattern for W/B adjust
- External white pattern
(80IRE, 204gray)
Medium (0)
9,300k
x = 0.286 (±0.002)
y = 0.289 (±0.002)
Warm (W50)
6,500k
x = 0.313 (±0.002)
y = 0.329 (±0.002)
► CA210 : CH 14, Test signal : Inner pattern (80IRE)
- Standard color coordinate and temperature using CA-1000 (by
H/R time)
▪ Normal line
model: (normal line)LN5xxx, LA6xxx, LA7xxx, LA8xxx
H/R Time(Min)
Cool
Medium
Warm
x
y
x
x
y
x
271
270
286
289
313
329
1
0-2
283
287
298
306
322
342
2
3-5
282
285
297
304
321
340
3
6-9
281
284
296
303
320
339
4
10-19
279
281
294
300
318
336
5
20-35
277
277
292
296
316
332
6
36-49
275
274
290
293
314
329
7
50-79
273
272
288
291
312
327
8
80-119
272
271
287
290
311
326
9
Over 120
271
270
286
289
310
325
▪ Aging chamber line
model: (aging chamber)LN5xxx, LA6xxx, LA7xxx, LA8xxx
H/R Time(Min)
Cool
Medium
Warm
x
y
x
x
y
x
271
270
286
289
313
329
1
0-5
282
285
297
304
321
340
2
6-10
278
280
293
299
317
335
3
11-20
275
275
290
294
314
330
4
21-30
272
272
287
291
311
327
5
31-40
269
269
284
288
308
324
6
41-50
268
267
283
286
307
322
7
51-80
267
266
282
285
306
321
8
81-119
266
264
281
283
305
319
9
Over 120
265
263
280
282
304
318
※
Connecting picture of the measuring instrument
(On Automatic control)
Inside PATTERN is used when W/B is controlled. Connect to
auto controller or push Adjustment R/C POWER-ON -> Enter
the mode of White-Balance, the pattern will come out.
●
Auto-control interface and directions
(1) Adjust in the place where the influx of light like floodlight
around is blocked. (Illumination is less than 10ux).
(2) Adhere closely the Color Analyzer ( CA210 ) to the module
less than 10cm distance, keep it with the surface of the
Module and Color Analyzer’s Prove vertically.(80~100°).
(3) Aging time
- After aging start, keep the power on (no suspension of
power supply) and heat-run over 5 minutes.
- Using ‘no signal’ or ‘full white pattern’ or the others, check
the back light on.
● Auto adjustment Map(RS-232C)
RS-232C COMMAND
[ CMD ID DATA ]
Wb 00 00 White Balance Start
Wb 00 ff White Balance End
RS-232C COMMAND
[CMD ID DATA]
MIN
CENTER
(DEFAULT)
MAX
Cool
Mid
Warm
Cool
Mid
Warm
R Gain
jg
Ja
jd
00
172
192
192
192
G Gain
jh
Jb
je
00
172
192
192
192
B Gain
ji
Jc
jf
00
192
192
172
192
R Cut
64
64
64
128
G Cut
64
64
64
128
B Cut
64
64
64
128
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