Sharp Xr 40x 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
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...

49
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...

50
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 pictur\
e 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-XR30LP from your place of purchase, nearest Sharp
Authorized Projector Dealer or Service Center.
Caution Concerning the Lamp■This projector utilizes a...

51
Appendix
Removing and Installing
the Lamp Unit
•Do not touch the glass surface of the lamp
unit or the inside of the projector.
•T o 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  STANDBY/ON  on the projec-
tor or  STANDBY  on the remote
control to put the projector into
standby mode.
•W ait until the cooling fan stops.
 W arning!
•Do not remove the lamp unit from the...

52
Regarding the Lamp (Continued)
Remove the lamp unit.•Loosen the securing screws from the
lamp unit. Hold the lamp unit 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.•P ress 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 it while...

53
Appendix
Connecting Pin Assignments
COMPUTER Input/OutputPin No. Signal   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 clock
COMPUTER/COMPONENT input and COMPUTER/COMPONENT output Terminals:
mini D-sub 15 pin...

54
RS-232C Terminal: D-sub 9 pin male connector of the DIN-D-sub RS-232C adaptor
RD
SD
SG
RS
CS
Signal Name
Pin No.
1.
2.
3.
4.
5.
6.
7.
8.
9. I/O Reference
Not connected
Connected to internal circuit
Connected to internal circuit
Not connected
Connected to internal circuit
Not connected
Connected to CS in internal circuit
Connected to RS in internal circuit
Not connected
Receive Data
Send Data
Signal Ground
Request to Send
Clear to Send
Input
Output
15
69
CD
RD
SD
ER
SG
DR
RS
CS
CI
Signal
Pin No.
1.
2....

55
Appendix
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 24 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...

56
RS-232C Specifications and Command Settings
(Continued)
→
←POWR_1
__OK
Projector
Computer
Commands
Example: When turning on the projector, make the following setting.
Computer
DVINormal
Stretch
Border
Normal
Stretch
Border
CONTROL CONTENTS
Power ONStandby mode
(or 30-second startup time)COMMAND PARAMETERRETURN
Power
Projector Condition
Lamp
Name
Input Change
Volume
Keystone
AV Mute
Freeze
Auto Sync
Resize On
Off
Status
Status
Power Status
Quantity
Usage Time(Hour)
Usage Time(Minute)
Life(Percentage)...