About Cleaning - Hitachi CM640ET User Manual

This equipment relies on the protective devices in the building installation for short-circuit and over-
current protection. Refer to the following table for the suitable number and location of the protective
d e v i c e s w h i c h s h o u l d b e p r o v i d e d i n t h e b u i l d i n g i n s t a l l a t i o n .
Protective devices in single - phase equipment or sub - assemblies
r n n e c t e d t o
E q u i p m e n t t o b e c c
POWER SYSTEMS with earthed
n e u t r a l r e l i a b l y i d e n t i f i e d
E q u i p m e n t t o b e c o n n e c t e d t o a n y
supply, including.IT POWER
SYSTEMS and supplies with
reversible plugs
V e r i f y t h a t t h e p r o t e c t i v e d e v i c e s i n t h e b u i l d i n g i n s t a l l a t i o n m e e t s t h e c o n d i t i o n s i n t h e t a b l e p r i o r t o
i n s t a l l i n g t h e e q u i p m e n t .
n
BE CAREFUL OF POWER CORD CONNECTION !
Before inserting the plug of the power cord into a power point of the correct voltage, check that the
connection portion of the power cord is clean (with no dust).
a power point firmly, otherwise it may cause electrical shock or fire.
n
REMOVE THE POWER CORD FOR COMPLETE SEPARATION !
For complete separation from the power source, remove the power cord from the monitor or from the
w a l l o u t l e t .
n
AVOID FREQUENT POWER ON-OFF SWITCHING !
DO NOT repeat OFF and ON in a short period.
d i s p l a y e d p a t t e r n .
n
BE CAREFUL OF STATIC ELECTRICITY ON CRT SURFACE !
To prevent electrical shock by the static electricity on the CRT surface, disconnect the power cord at
least 30 SECONDS AFTER turning off the power.
n

ABOUT CLEANING

This monitor has a non-glare and anti-electrostatic treatment on the surface of the screen.
water or alcoholic solvent with soft cloth like gauze to clean the surface of the screen.
NEVER use abrasive, glass cleaner containing highly concentrated ammonia and strong base
chemicals since they damage the surface treatment.
C l e a n t h e c a b i n e t a n d c o n t r o l s w i t h a l i g h t l y m o i s t e n e d s o f t c l o t h .
DO NOT use aerosol sprays, solvents or abrasive cleaners.
P r o t e c t i o n M i n i m u m n u m b e r
a g a i n s t of fuses or circuit - I
I
breaker poles
faults ) 1
Over-current 1
E a r t h f a u l t s 2
Over-current 1
Then, insert the plug of power cord to
It may cause blurred colours or distortion of the
L o c a t i o n
I
Both conductors
I
Either of the two
conductors
Both conductors
Either of the two
conductors
Use
3
.