Cleaning Filter; Cpu Battery - Sony HDS-X5800 Installation Manual

2-4. Cleaning Filter

2-5. CPU Battery

2-4. Cleaning Filter
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If dust adheres to the filter, the ventilation holes are
blocked and airflow inside the machine is also blocked so
that the temperature inside the unit increases.
Clean the filter periodically once every two months.
1. Remove the front panel. (Refer to Section 2-2.)
2. Remove the dust from the filter using a vacuum.
m
. If the filter is very dusty, it is recommended to
remove the filter from adhesive tape and wash it in
water.
. If the filter is washed in water, dry it completely.
3. Install the front panel. (Refer to Section 2-2.)
Adhesive tape
Front panel
2-12 (E)
Adhesive tape
Filter (PS)
Adhesive tape
Filter (L)
Adhesive tape
Adhesive tape
2-5. CPU Battery
A lithium battery is mounted on the CPU-339 board for
backing up RAM and for driving internal watch while the
power is turned off.
Replace the battery before the replacement time shown
below comes.
Status of usage of
this machine
The battery has never
been replaced since
purchase of this machine.
The battery is replaced by
the new battery last time.
This machine has been
used with always power-on. is shorter than 5 years.
Refer to Maintenance Manual for the replacement proce-
dure of the CPU battery.
Replacement time
Non power-on period of this
machine is shorter than approx. 3
years.
(Because consumption of battery
has started already at the time of
purchase of this machine.)
Non power-on period of this
machine is approx. 3 years.
Period of usage of this machine
(Because the battery life is 5
years and the consumption of the
battery has already started at the
time of purchase of this machine.)
HDS-X5800