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This function prevents unauthorized use of the
projector. Once this function is activated, users
must enter the correct keycode each time the
projector is turned on. We suggest you record
the keycode in a safe place where only au-
thorized users have access.
• If you lose or forget your keycode, contact your
nearest Sharp Authorized Projector Dealer or
Service Center (see page 61). Even if the prod-
uct warranty is valid, the keycode reset will
incur a charge.
Press the 4 buttons on the remote
control or on the projector to en-
ter the preset keycode in “Old
Code”.
• When setting the keycode for the first
time, press R on the projector for four
times.
Setting the System Lock
PRJ - ADJ
Old Code
New Code
Reconfirm
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––––
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1
• If you input a wrong keycode, the cursor
returns to the first point of the “Old Code”.
• The preset keycode is 4 R buttons on
the projector. When you press the R but-
ton four times, the keycord input screen
disappears.
Note
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88
8 System Lock Function
Adjusting the Projector Function (“PRJ - ADJ” menu) (Continued)
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7 Fan Mode Setting
Menu operation n Page 37
This function changes the fan rotation speed.
Selectable
items
Normal
High
Description
Suitable for normal environments.
Select this when using the projector at
altitudes of approximately 1,500
meters (4,900 feet) or more.
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66
6
Selecting the Transmission
Speed (RS-232C)
Make sure that both the projector and computer
are set for the same baud rate.
Selectable
items
9600bps
115200bps
Description
Transmission speed is slow.
Transmission speed is rapid.
P
R
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9 Checking the Lamp Life
Status
You can confirm the cumulative lamp usage time
and the remaining lamp life (percentage).
• It is recommended that the lamp be changed
when the remaining lamp life becomes 5%.
• The lamp life may vary depending on the us-
age condition.
Lamp usage condition
Operated exclusively
with Lamp Setting set to
“Eco +Quiet”
Operated exclusively
with Lamp Setting set to
“Bright”
100%
Approx.
3,000
hours
Approx.
2,000
hours
5%
Approx.
150 hours
Approx.
100 hours
Remaining lamp life
Note
“Life”
a Setting/Changing the keycode
When “Fan Mode” is set to “High”, the fan rotation
speeds up, and the fan noise becomes louder.
XG-MB50X_EN_k 05.8.3, 7:24 AM44