Subject COUNTERMEASURE FOR LAMP CONNECTOR AND INVERTER PWB DAMAGE
Model
MODEL NAME AFFECTED SERIAL NUMBER RANGE APPLICABLE LCD PANEL MODULE ITEM
∗∗∗411112 ~ ∗∗∗416646
∗∗∗511112 ~ ∗∗∗517834
∗∗∗611112 ~ ∗∗∗632500
∗∗∗811112 ~ ∗∗∗811112
LC-37X20E
709011112 ~ 711016906
∗∗∗411112 ~ ∗∗∗411796
∗∗∗511112 ~ ∗∗∗511112
LC-37X20RU
∗∗∗611112 ~ ∗∗∗611703
LC-37X20S ∗∗∗511112 ~ ∗∗∗511612
∗∗∗611112 ~ ∗∗∗611216
LC-37B20E ∗∗∗511112 ~ ∗∗∗512412
∗∗∗611112 ~ ∗∗∗612621
LC-37G20E ∗∗∗511112 ~ ∗∗∗511112
∗∗∗611112 ~ ∗∗∗611623
R1LK370D3LZ6AY (SEES)
R1LK370D3LZ60U (SEES)
R1LK370D3LZ60Y (SMPL)
1
General
In some units, if a lamp tube in the LCD panel module becomes defective, the lamp connector and inverter PWB
may become damaged due to an excessive inverter output voltage to the lamp connector.
Servicing Whenever the above mentioned units require service, apply countermeasure to the unit in order to prevent this
problem from occurring.
Follow the countermeasure procedure in the next page of this technical report.
Production
change
From the production unit after the above mentioned serial number range, this problem was solved with the
following change.
Parts code
ITEM Description OLD NEW Q’ty
Interchangeability
LCD Module Ass'y
(SEES)
R1LK370D3LZ6AY
R1LK370D3LZ60U R1LK370D3LZ6CY 1 C
LCD Module Ass'y
(SMPL) R1LK370D3LZ60Y R1LK370D3LZ6BY 1 C
Inverter unit RUNTKA333WJZZ
(Minevea)
RUNTKA334WJZZ
(Logah) 1 C
1
Main Software Ver.1.43 Ver.1.44 or upper ---
