Sharp Xg Mb55x L Projector User Manual

47
Appendix
Cleaning the lens
Use a commercially available blower or lens
cleaning paper (for glasses and camera lenses)
for cleaning the lens. Do not use any liquid type
cleaning agents, as they may wear off the
coating film on the surface of the lens.

As the surface of the lens can easily get
damaged, be careful not to scrape or hit the
lens.
Cleaning the exhaust and intake vents
Use a vacuum cleaner to clean dust from the
exhaust vent and the intake vent.
Cleaning the projector
Ensure that you have...

48
Cleaning the Dust Filters
• The dust filters should be cleaned every 100
hours of use. Clean the filters more often when
the projector is used in a dusty or smoky
location.
Press SSTANDBY/ON on the pro-
jector to put the projector into
standby mode.
• Wait until the cooling fan stops.
• Disconnect the power cord and unplug
the power cord from the AC socket.
Remove the filter holders.• Turn the projector over. To remove the fil-
ter holders, press in the tabs while lifting
up.
Clean the dust off the...

49
Appendix
Replace the filter holders.• Align the tabs on the filter holders while
replacing them, and then press down on
the tabs to lock them in place.4
Replacing the Dust Filters
• If the filters become too dirty to clean
effectively, purchase new ones
(PFILDA025WJZZ) from your nearest Sharp
Authorized Projector Dealer or Service Center.
After removing the filter holders (see
step 2 of “Cleaning the Dust Filters”),
remove the dust filters, then replace with
new ones.
• Pick the dust filters up with...

50
Maintenance Indicators
About the lamp indicator

When the remaining lamp life becomes 5% or less,  (yellow) and “Change The Lamp” will be
displayed on the screen. When the percentage becomes 0%, it will change to  (red), the lamp will
automatically turn off and then the projector will automatically enter standby mode. At this time, the
lamp indicator will illuminate in red.

If you try to turn on the projector a fourth time without replacing the lamp, the projector will
not turn on.
About the...

51
Appendix
• If the temperature warning indicator illuminates, and the projector enters standby mode, follow the
possible solutions above and then wait until the projector has cooled down completely before plug-
ging in the power cord and turning the power back on. (At least 10 minutes.)
• If the power is turned off for a brief moment due to power outage or some other cause while using
the projector, and the power supply recovers immediately after that, the lamp indicator will illumi-
nate in red and...

52
Regarding the Lamp
Lamp
It is recommended that the lamp (sold separately) be replaced when the remaining lamp life becomes
5% or less, or when you notice a significant deterioration in the picture and color quality. The lamp life
(percentage) can be checked with the on-screen display. (See page 44.)

Purchase a replacement lamp of type AN-XR20L2/AN-XR10L2 from your place of purchase, nearest
Sharp Authorized Projector Dealer or Service Center.
Caution Concerning the Lamp
This projector utilizes a...

53
Appendix
Removing and Installing the
Lamp Unit
• Make sure that you remove the lamp unit by
the handle. Do not touch the glass surface of
the lamp unit or the inside of the projector.
• To avoid injury to yourself and damage to the
lamp, make sure you carefully follow the steps
below.
• Do not loosen other screws except for the
lamp unit cover and lamp unit.
Press SSTANDBY/ON on the pro-
jector or eSTANDBY on the re-
mote control to put the projector
into standby mode.
• Wait until the cooling fan...

54
Regarding the Lamp (Continued)
Remove the lamp unit.• Loosen the securing screws from the
lamp unit. Hold the lamp unit by the
handle and pull it in the direction of the
arrow. At this time, keep the lamp unit
horizontal and do not tilt it.
Resetting the Lamp Timer
Reset the lamp timer after replacing the lamp.
Insert the new lamp unit.• Press the lamp unit firmly into the lamp
unit compartment. Fasten the securing
screws.
Replace the lamp unit cover.• Align the tab on the lamp unit cover
(1)and place...

55
Appendix
Connecting Pin Assignments
COMPUTER-RGB Input/Output COMPUTER-RGB/COMPONENT INPUT1, 2 and COMPUTER-RGB/COMPONENT OUTPUT Terminals:
15-pin mini D-sub female connector
1. Video input (red)
2. Video input (green/sync on green)
3. Video input (blue)
4. Not connected
5. Not connected
6. Earth (red)
7. Earth (green/sync on green)
8. Earth (blue)
9. Not connected
10. GND
11. Not connected
12. Bi-directional data
13. Horizontal sync signal: TTL level
14. Vertical sync signal: TTL level
15. Data...

56
RS-232C Specifications and Command Settings
Computer control
A computer can be used to control the projector by connecting an RS-232C serial control cable
(cross type, sold separately) to the projector. (See page 26 for connection.)
Communication conditions
Set the serial port settings of the computer to match that of the table.
Signal format: Conforms to RS-232C standard. Parity bit: None
Baud rate: * 9,600 bps/115,200 bps Stop bit: 1 bit
Data length: 8 bits Flow control: None
* Set the projectors...