Read LG 42LK550 (CHASSIS:LA12B) Service Manual online
1. Application range
This spec sheet is applied all of the 32”, 37”, 42” LCD TV with
LA06A chassis and 26” LCD TV with LA06B chassis.
LA06A chassis and 26” LCD TV with LA06B chassis.
2. Requirement for Test
Each part is tested as below without special appointment.
1) Temperature: 25 ºC ± 5 ºC
2) Relative Humidity: 65 ± 10 %
3) Power Voltage : Standard input voltage(100-240V~, 50/60Hz)
2) Relative Humidity: 65 ± 10 %
3) Power Voltage : Standard input voltage(100-240V~, 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.
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
2) Demanded other specification
- Safety : UL, CSA, IEC specification
- EMC: FCC, ICES, IEC specification
- EMC: FCC, ICES, IEC specification
- 6 -
SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
4. General Specification(TV)
No
Item
Specification
Remark
1
Receivable System
1) ATSC / NTSC-M
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
1) AC 100 - 240V~ 50/60Hz
Mark : 110V, 60Hz (N.Ame
4
Market
5
Screen Size
42 inch Wide(1920x1080)
FHD + 60Hz
42LV3700-UD
47 inch Wide(1920x1080)
FHD + 60Hz
47LV3700-UD
42 inch Wide(1920x1080)
FHD + 120Hz
42LK550-UA, 42LK530-UC
47 inch Wide(1920x1080)
FHD + 120Hz
47LK550-UA, 47LK530-UC
55 inch Wide(1920x1080)
FHD + 120Hz
55LV3700-UD, 55LK530-UC
6
Aspect Ratio
16:9
7
Tuning System
FS
8
LCD Module
T420HW08-V1 (Edge LED)
AUO
42LV3700-UD
LC470EUE-SDV1 (Edge LED)
LGD
47LV3700-UD
LC550EUF-SDA1 (Edge LED)
LGD
55LV3700-UD
V420H2-LH5 (CCFL)
CMI
42LK550-UA
LC420WUF-SCA2 (EEFL)
LGD
42LK550-UA, 42LK530-UC
LC470WUF-SCA2 (EEFL)
LGD
47LK550-UA, 47LK530-UC
LC550WUD-SCA2 (EEFL)
LGD
55LK530-UC
9
Operating Environment
Temp : 0 ~ 40 deg
Humidity : ~ 80 %
10
Storage Environment
Temp : -20 ~ 60 deg
Humidity : -85 %
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