Model : KU990/U990

Subject : Can't Power On

Service Information Bulletin

Date : 20. Dec. 2007

Page : 1/1

Apply Country : Global

In case You receive the defective phone like this symptom,
Check whether the insulator is on Front Case or not

If not,
To repair those defective units, please stick the insulator.

Repair Guide :

2.Root Cause : Caused by short between Front Case and Via hole

1.Failure Symptom : Can't Power On

Failure Info :

Parts Info. :

Insulator - MIDZ0158501

3.Type of modification (solution)
: Sticking the Insulator on Front Case as below picture

Standard

Line

Insulator

(0.07t)

FACTORY MODIFICATION INFO:

•Modification must be applied to S/N: ~ Nov. 2007

•The factory modification has taken place since S/N: Dec. 2007 ~