
(5) IMMEDIATELY WIPE OFF SALIVA OFF SALIVA OR WATER DROP
ATTACHED ON THE DISPLAY AREA BECAUSE ITS LONG PERIOD
ADHERENCE MAY CAUSE DEFORMATION OR FADED COLOR ON THE
SPOT.
(6) FOGY DEW DEPOSITED ON THE SURFACE AND CONTACT TERMINALS
DUE TO COLDNESS WILL BE CAUSE FOR POLARIZER DAMAGE,
STAIN AND DIRT ON PRODUCT. WHEN NECESSARY TO TAKE OUT
THE PRODUCTS FROM SOME PLACE AT LOW TEMPERATURE FOR
TEST, ETC. IT IS REQUIRED THEM TO BE WARMED UP IN A
CONTAINER ONCE AT THE TEMPERATURE HIGHER THAN THAT OF
ROOM.
(7) TOUCHING THE DISPLAY AREA AND CONTACT TERMINALS WITH
BARE HANDS AND CONTAMINATING THEM ARE PROHIBITED, BECAUSE
THE STAIN ON THE DISPLAY AREA AND POOR INSULATION BETWEEN
TERMINALS ARE OFTEN CAUSED BY BEING TOUCHED BY BARE HANDS.
(THERE ARE SOME COSMETICS DETRIMENTAL TO POLARIZERS.)
(8) IN GENERAL THE QUALITY OF GLASS IS FRAGILE SO THAT IT
TENDS TO BE CRACKED OR CHIPPED IN HANDLING,SPECIALLY ON
ITS PERIPHERY DOWN, ECT.
11.6 CAUTION FOR OPERATION
(1) IT IS AN INDISPENSABLE CONDITION TO DRIVE LCD‘S WITHIN THE
SPECIFIED VOLTAGE LIMIT SINCE THE HIGHER VOLTAGE THAN THE
LIMIT CAUSES THE SHORTER LCD LIFE.AN ELECTROCHEMICAL REACTION
DUE TO DIRECT CURRENT CAUSES LCD‘S UNDESIRABLE DETERIORATION,
SO THAT THE USE OF DIRECT CURRENT DRIVER SHOULD BE AVOIDED.
(2) RESPONSE TIME WILL BE EXTREMELY DELAYED AT LOWER
TEMPERATURE THAN THE OPERATING TEMPERATURE RANGE AND ON
THE OTHER HAND AT HIGHER TEMPERATURE LCD‘S SHOW DARK BLUE
COLOR IN HEM.HOWEVER THOSE PHENOMENA DO NOT MEAN
MALFUNCTION OR OUT OF ORDER WITH LCD‘S WHICH WILL COME
BACK IN THE SPECIFIED OPERATING TEMPER ATURE RANGE.
(3) IF THE DISPLAY AREA IS PUSHED HARD DURING OPERATION,SOME
FONT WILL BE ABNORMALLY DISPLAYED BUT IT RESUMES NORMAL
CONDITION AFTER TURNING OFF ONCE.
KAOHSIUNG HITACHI
ELECTRONICS CO.,LTD.DATE FEB.10.’98
7B64PS 2711-LMG7520RPFC-4 PAGE 11-3/4
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