LG 32LN530B / 32LN536B (CHASSIS:LA32B) Service Manual ▷ View online
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SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
1. Application range
This spec sheet is applied LED TV with LA32Bchassis
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
Market
Input voltage
Frequency
Remark
USA
110~240V
50/60Hz
Standard Voltage of each
product 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 20 minutes prior to
the adjustment
3. Test method
1) Performance: LGE TV test method followed
2) Demanded other specification
- Safety : UL, CSA, IEC specification
- EMC: FCC, ICES, IEC specification
4. General Specification
No
Item
Specification
Result
Remark
1.
Receiving System
1) ATSC / NTSC-M / 64 QAM / 256 QAM
2.
Available Channel
1) VHF : 02~13
2) UHF : 14~69
3) DTV : 02-69
4) CATV : 01~135
5) CADTV : 01~135
3.
Input Voltage
AC 100 ~ 240V 50/60Hz
Mark : 110V, 60Hz (N.America)
4.
Market
NORTH AMERICA
5.
Screen Size
32/39/42/47/50/55inch Wide
(1920 × 1080)
55LN5400-UA
50LN5400-UA
47LN5400-UA
42LN5400-UA
42LN5300-UB
39LN5300-UB
32LN5300-UB
55LN5200-UA
47LN5200-UA
42LN5200-UA
32/37inch Wide (1366 × 768)
37LN530B-UA
32LN530B-UA
32LN520B-UA
6.
Aspect Ratio
16:9
7.
Tuning System
FS
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No
Item
Specification
Result
Remark
8.
Module
POLA
LC550DUK-SEE1
LGD
55LN5400-UA
Direct
LC500DUE-SFR1
LGD
50LN5400-UA
Direct
LC470DUE-SFR1
LGD
47LN5400-UA
Direct
LC420DUE-SFR1
LGD
42LN5400-UA
Direct
LC420DUE-SFR1
LGD
42LN5300-UB
POLA
TBD
AUO
42LN5300-UB
POLA
HC420DUN-SLFP1
LGD
42LN5300-UB
POLA
HC390DUN-VCFP1
CMI
39LN5300-UB
POLA
TBD
AUO
39LN5300-UB
POLA
HC320DXN-VSFP1
CSOT
32LN5300-UB
Direct
LC320DUE-SFR1
LGD
32LN5300-UB
Direct
LC370DXE-SFR1
LGD
37LN530B-UA
Direct
LC320DXE-SFR1
LGD
32LN530B-UA
POLA
HC320DXN-SLFP1
LGD
32LN530B-UA
Direct
i-D
LGD
55LN5200-UA
Direct
i-D
LGD
47LN5200-UA
Direct
i-D
LGD
42LN5200-UA
Direct
i-D
LGD
32LN520B-UA
9.
Operating Environment
1) Temp : 0 ~ 40 deg
2) Humidity : ~ 80 %
10. Storage Environment
1) Temp : -20 ~ 60 deg
2) Humidity : ~ 85 %
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5. Supported video resolutions
5.1. Component input(Y, CB/PB, CR/PR)
No
Resolution
H-freq(kHz)
V-freq.(kHz)
Pixel clock
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
5.2. HDMI Input (DTV)
No
Resolution
H-freq(kHz)
V-freq.(kHz)
Pixel clock
Proposed
DTV
1.
720*480
31.47
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
12.
1920*1080
33.71
29.97
74.176
HDTV 1080P
- 9 -
ADJUSTMENT INSTRUCTION
1. Application
This spec. sheet applies to LA32B Chassis applied LED TV all
models manufactured in TV factory
2. Specification
(1) Because this is not a hot chassis, it is not necessary to use
an isolation transformer. However, the use of isolation
transformer will help protect test instrument.
(2) Adjustment must be done in the correct order.
(3) The adjustment must be performed in the circumstance of
25 ±5 ºC of temperature and 65±10% of relative humidity if
there is no specific designation
(4) The input voltage of the receiver must keep 100~240V,
50/60Hz
(5) At first Worker must turn on the SET by using Power Only
key.
(6) The receiver must be operated for about 5 minutes prior to
the adjustment when module is in the circumstance of over
15 ºC
In case of keeping module is in the circumstance of 0°C, it
should be placed in the circumstance of above 15°C for 2
hours
In case of keeping module is in the circumstance of below
-20°C, it should be placed in the circumstance of above
15°C for 3 hours.
※
Caution
When still image is displayed for a period of 20 minutes or
longer (especially where W/B scale is strong.
Digital pattern 13ch and/or Cross hatch pattern 09ch), there
can some afterimage in the black level area
3. Adjustment items
3.1. Main PCBA Adjustments
(1) ADC adjustment : ADC adjustment is OTP (Auto ADC)
(2) EDID download : HDMI
■ Above adjustment items can be also performed in Final
Assembly if needed.
Both Board-level and Final assembly adjustment items can
be check using In-Start Menu (1.Adjust Check).
3.2. Final assembly adjustment
(1) White Balance adjustment
(2) RS-232C functionality check
(3) Factory Option setting per destination
(4) Shipment mode setting (In-Stop)
(5) GND and HI-POT test
3.3. Appendix
(1) Shipment conditions
(2) Tool option menu
(3) USB Download (S/W Update, Option and Service only)
(4) Preset CH Information
4. MAIN PCBA Adjustments
* 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 display “Error”, Check connect computer, jig, and set.
(3) Click “Connect” tab. If display “Can’t ”, Check connect
computer, jig, and set.
(4) Click “Read” tab, and then load download file(XXXX.bin) by
clicking “Read”
(5) Click “Auto” tab and set as below.
(6) Click “Run”.
(7) After downloading, check “OK” message.
(1)
(2)
OK
(3)
Please Check the Speed :
To use speed between from 200KHz to 400KHz
(4)
filexxx.bin
(5)
(6)
(7) ……….OK
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