ViewSonic PJ1158-1, Service Manual

Page: 27 / 106

6-4 Battery
6-4-1 Replacing Internal Clock Battery
1. Turn the projector off, and unplug the power cord. Allow the projector to cool
sufÞciently.
2. After making sure that the projector has cooled adequately, slowly turn over the
projector, so that the bottom is facing.
3. Remove the battery cover.
Turn the battery cover in the direction indicated “OPEN” using such as coins.
Then the battery cover will come up. While removing the battery cover, pick its
knob.
4. Take the old battery out.
Press the metal claw of the battery holder. Then the battery will come up.
Remove the battery.
5. Put a new battery in.
Replace battery with HITACHI MAXELL, Part No.CR2032 only. Use of another
battery may present a risk of Þre or explosion.
Insert a new battery in the battery holder according to its minus terminal as
indicated in the battery holder, so that the side marked by + is facing. And push
the battery into the battery holder fully to Þx.
6. Close the battery cover. Replace the battery cover in place, then turn it in the
direction indicated “CLOSE” using such as coins, to Þx.
If the battery is placed in the battery holder upside-down, follow the procedure below to remove and
reload it properly.
1. Remove the battery cover as described in steps 1 through 3 above.
2. Turn the projector over again, so that the top of the projector is facing up.
3. While lifting the side of the projector closest to the lens, press the metal claw of the battery holder. The
battery will fall out of the holder, so be careful not to lose it.
4. Turn the projector over once more, so that the bottom faces up, and reload the battery correctly.
Consumption of the battery makes the clock not to work correctly. When the clock is wrong or it has stopped,
please replace the battery according to the following procedures.
NOTE
• The internal clock’s time will be reset when the battery is removed. Please reconÞgure the time via the
menu or a web browser after replacing the battery.
WARNING
Always handle the batteries with care and use them only as directed. Battery may explode if mistreated.
Do not recharge, disassemble or dispose of in Þre.
And also improper use may result in cracking or leakage, which could result in Þre, injury and/or pollution
of the surrounding environment.
• Be sure to use only the batteries speciÞed. Do not use batteries of different types at the same time. Do
not mix a new battery with used one.
• Make sure the plus and minus terminals are correctly aligned when loading a battery.
If the battery is placed in the battery holder upside-down, it may be hard to remove.
• Keep a battery away from children and pets. If swallowed consult a physician immediately for emergency
treatment.
• Do not short circuit or solder a battery.
• Do not allow a battery in a Þre or water. Keep batteries in a dark, cool and dry place.
• If you observe a leakage of a battery, wipe out the ßower and then replace a battery. If the liquid adheres
to your body or clothes, rinse well with water immediately.
• Obey the local laws on disposing the battery.
ViewSonic Corporation
Co
nfidential - Do Not Copy PJ1158-1
24