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Precautions; Meaning Of Caution Signs; Cautions - NEC NL3224BC35-20 Replacement Manual

Tft color lcd module, lamp holder set
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1. PRECAUTIONS

1.1 MEANING OF CAUTION SIGNS

The following caution signs have very important meaning. Be sure to read '1.2 CAUTIONS' and
'1.3 ATTENTIONS', after understanding these contents!
CAUTION
!
This sign has the meaning that customer will get an electrical shock, if customer has
wrong operations.
This sign has the meaning that customer will be injured by himself, if customer has
wrong operations.

1.2 CAUTIONS

(1) Do not touch HIGH VOLTAGE PART of the backlight inverter while turn on. There is a danger of
an electric shock. So that, be sure to check again before starting replacement work that the power is
turned OFF.
(2) Be sure to wait some time after turning power OFF before starting replacement work. There is a
danger of an electric shock because the inverter is charged at a high voltage after working.
(3) Be sure to wait some time after turning power OFF before starting replacement work. There is a
danger of burn injury, because the lamp holder and high voltage section of the inverter are hot after
working.
(4) Take care not to injure yourself while treating the metal frame of the lamp holder.
(5) Do not shock and press the LCD panel and the lamp holder. There is a danger of breaking, because
they are made of glass.
!
(6) The fluorescent lamp in the LCD module may be damaged in some cases. Take care not to injure
yourself while treating the lamp. If the lamp is damaged inside, quality problems may occur, such
as un-even brightness by pieces of broken glass left inside. In this case return it to NEC for repair.
This sign has the meaning that customer will be injured by
himself, or the product will sustain damage, if customer has
wrong operations.
DOD-PD-1261 (2nd edition)
2

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