MR8740T_Quick guide_eng_20191016H.pdf - 第165页
159 Cleaning the Instrument 6.5 Cleaning the Instrument T o clean the instrument and modules, wipe it gently with a soft cloth moistened with water or mild detergent. CAUTION Clean the vents periodically to avoid blockag…
158
Self-check
System conguration check
You can check the functions and devices installed in the instrument in a list.
> [System] > [System information]
1
2
No. Item Description
1
System
conguration
You can check the system conguration, software version numbers, and
board versions of the instrument.
2
Module
conguration
You can check the model number, name, resolution, sampling rate, and
rmware version number of each module (unit) installed in the instrument.
159
Cleaning the Instrument
6.5 Cleaning the Instrument
To clean the instrument and modules, wipe it gently with a soft cloth moistened with water or mild
detergent.
CAUTION
Clean the vents periodically to avoid blockage.
When the vents get clogged, the instrument’s internal cooling effect is hampered, and
this can lead to damage to the instrument.
6.6 Disposing of the Instrument (Removing the
lithium battery)
When disposing of this instrument, remove the battery and lithium battery and dispose of the
battery and instrument in accordance with local regulations.
WARNING
To avoid an electric shock, turn off the instrument and disconnect any connection
cords from the instrument before removing the battery and lithium battery.
Do not short-circuit, recharge, disassemble or dispose of them in re. The battery
may explode if mistreated.
Keep batteries away from children to prevent accidentally swallowing.
• The instrument contains a battery to shut down the OS correctly. The battery offers a service life of
about two years If the OS does not correctly shut down, it is the time to replace that battery.
The instrument contains built-in backup lithium batteries, which offer a service life of about 10
years.
If the date and time deviate substantially at power-on, it is the time to replace that battery.
Contact your authorized Hioki distributor or reseller.
•
The battery is subject to self-discharge. Be sure to charge the battery before initial use. If the OS
does not correctly shut down even after the battery is recharged, it is the time to replace that battery.
CALIFORNIA, USA ONLY
Perchlorate Material - special handling may apply.
See www.dtsc.ca.gov/hazardouswaste/perchlorate
6
Maintenance and Service
160
Disposing of the Instrument (Removing the lithium battery)
Removing the battery and lithium batteries
Required tools: Phillips-head screwdriver (No. 2) ×1, nippers ×1
1
Turn off the instrument and remove any cords.
2
Remove the upper panel.
Screws
Phillips-head screwdriver (No. 2)
3
Remove the four screws that secure the battery and remove the battery
You can nd the lithium battery on the CPU board here.
4
Remove the two lithium batteries from the boards.
Pull the lithium battery up from the circuit board, and cut the positive and negative leads with the nippers.
Put the lithium battery up out of the CPU board, and cut the leads with the nippers.
Lithium battery
Lead
Board