Hioki PQ3198, Instruction Manual

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14.2 Trouble Shooting
251
Chapt
er
14 Maintena
nce and
Se
rv
ice
14
The characteristics of some of the parts used in the product may deteriorate with extended use. To
ensure the product can be used over the long term, it is recommended to replace these parts on a peri-
odic basis. When replacing parts, please contact your authorized Hioki distributor or reseller. The service
life of parts varies with the operating environment and frequency of use. Parts are not guaranteed to
operate throughout the recommended replacement cycle.
Replaceable Parts and Operating Lifetimes
Part Life Remarks
Electrolytic Capacitors Approx. 10 years The service life of electrolytic capacitors varies with the operating en-
vironment. Requires periodic replacement.
Lithium battery Approx. 10 years The instrument contains a built-in backup lithium battery, which offers
a service life of about ten years. If the date and time deviate substan-
tially when the instrument is switched on, it is the time to replace that
battery. Contact your authorized Hioki distributor or reseller.
LCD backlight (50%
drop-off in brightness) Approx. 50,000 hours Requires periodic replacement.
Model Z1003 Battery
Pack Approx. 1 year or ap-
prox. 500 charge/re-
charge cycles Requires periodic replacement.
Model Z4001 SD
Memory Card 2 GB Data storage of
approx. 10 years or
approx. 2 million
rewrites
The SD card service life varies with the manner in which it is are used.
Requires periodic replacement.
HIOKI PQ3198A961-03