96
Maintenance
WARNING  ►Be careful of handling a battery, as a battery can cause 
explosion, cracking or leakage, which could result in a fire, an injury, and 
environment pollution.
• Use only the specified and perfect battery. Do not use a battery with damage, 
such as a scratch, a dent, rust or leakage.
• When replacing the battery, replace it with a new battery.
• 
When a battery leaked, wipe the leakage out well with a waste cloth. If the 
leakage adhered to your body, immediately rinse it well with water. When a battery 
leaked in the battery holder, replace the batteries after wiping the leakage out.
• 
Make sure the plus and minus terminals are correctly aligned when loading a battery.
• Do not work on a battery; for example recharging or soldering.
• 
Keep a battery in a dark, cool and dry place. Never expose a battery to a fire or water.
•
 
Keep a battery away from children and pets. Be careful for them not to swallow 
a battery. If swallowed consult a physician immediately for emergency treatment.
• Obey the local laws on disposing a battery.
Replacing the internal clock battery 
This projector has internal clock that uses a battery. When the clock of the network 
function does not work correctly, please try solution by replacement of the battery:
HITACHI MAXELL or HITACHI MAXELL ENERGY, part number CR2032 or CR2032H.
NOTE  • The internal clock will be initialized by removing the battery. For 
setting the clock, see the User's Manual - Network Guide.
1. 
 
Turn the projector off, and unplug the 
power cord. Allow the projector to cool 
sufficiently.
2.
 
 After making sure that the projector has 
cooled adequately, slowly turn over the 
projector, so that the bottom is facing.
3.
 
 Turn the battery cover fully in the direction 
indicated “OPEN” using a coin or the like, 
and pick the cover up to remove it.
4.
 
 Pry up the battery using a flathead 
screwdriver or the like to take it out. While 
prying it up, put a finger lightly on the 
battery since it may pop out of the holder.
5.
 
 
Replace the battery with a new HITACHI 
MAXELL or HITACHI MAXELL ENERGY
,
 
Part No. 
CR2032
 or 
CR2032H
. Slide the 
battery in under the plastic claw, and push it 
into the holder until it clicks.
6.
 
 Replace the battery cover in place, then 
turn it in the direction indicated “CLOSE” 
using such as coins, to fix.
OPEN
CLOSE
90°
OPEN
CLOSE
OPEN
CLOSE
OPEN
CLOSE
90°
Battery cover