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45
Abnormal
Color
Only color
abormal
Capacitance improper bring crosstalk inside LCD
pannel
Abnormal
Color
Only color
abnormal
1. Chip lose action
2. IC short or jointion bad
3. Pannel and vsc connect bad
Failure Mode
Part Name Description
Phenomena
Failure
cause
Mechanlcal
Nolse
When turn
panel,appear
cacophony
Caused by Mechanica noise of backlight
unit
Ripple Connectric
circle
Causeed by between mechanism and
pannel
B/L off
B/L lose action
*Connect badness between wire and
electrode
B/L dark
B/L brightness
darker than normal
*Connect badness
Short between wire and electrode
B/L wire
damaged
B/L wire damaged
Operation abnormal or systemic noise
B/L wire
open
Without backlight
Operation abnormal or systemic noise
B/L shut
down
B/L shutdown in
sometime
Short bitween lamp housing and wire, Because
consume power too much
F/M
F/M in
B/L ,white,balck
Rotundity or
wirelike
F/M in B/L unit
Failure Mode
Part Name
Description Phenomena
Failure
cause
Содержание HL19R - 19" LCD TV
Страница 27: ...27 7 2 Back panel controls ...
Страница 28: ...28 7 3 Setting Up Your Remote Control ...
Страница 55: ......
Страница 61: ...47 Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com ...