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[SVC Notice] [Screen Whitening] Screen Whitening by EMI tape attachment error on module source PCB

Service Bulletin

Applicable for Serial Number: All Serial Numbers

1. Repair Instruction

① Check the TV with Power ON (Backlight On)

② Check for the symptom.

- White Screen on TV

③ After disassembling the SET Stand / Back cover / Stand Bracket / Speaker and disassemble LCM Lower’s

SPCB Cover shield (Both L/R).

④ Check Module SPCB EMI Tape attachment position and status.

- If NG (See page 4~7), detach Module SPCB EMI Tape, and reattach to the OK area, avoid V_COM pattern.

- Follow specific repair attaching Guide (See page 4~7).

⑤ Checking improvement

- Follow specific repair attaching Guide and confirm the Picture is corrected.

Page 1

Applicable for models: (Refer to page 3)

60UK60xx, 60UM71xx, 60UM72xx

Bulletin Type: SVC Notice Parts Others Applicable only with symptoms with every repair

Symptoms Whitening (Screen on TV)

Picture

Cause

EMI tape on module source-PCB touch

V_COM pattern. (EMI tape was improperly

attached)



Product: LED TV

Bulletin #: GLZ201900182-01

Release Date: 08/14/ 2019

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General

Type	freestanding
Style	french door
Color	stainless steel
Number of Doors	3
Total Capacity	23.5 cubic feet
Refrigerator Capacity	15.4 cubic feet
Freezer Capacity	8.1 cubic feet
Humidity Controlled Crispers	yes
Minimum Refrigerator Temperature	55 degrees fahrenheit
Maximum Refrigerator Temperature	110 degrees fahrenheit
Defrost System	automatic
Number of Refrigerator Shelves	4
Temperature Control	electronic
Interior Light	led
Dispenser	ice and water
Ice Maker	yes
Water Filter	yes
Air Filter	yes
Door Alarm	yes
Smart Home	true, amazon alexa, google assistant
Wi-Fi	wi-fi
Annual Energy Consumption	700 kilowatt hours
Voltage	115 volts
Current	15 amperes