Hitachi Cp-X300 Projector Users Manual

5
Maintenance
Lamp
A lamp has finite product life. Using the lamp for long periods of time could cause 
the pictures darker or the color tone poor. Note that each lamp has a different 
lifetime, and some may burst or burn out soon after you start using them. 
Preparation of a new lamp and early replacement are recommended.  To prepare 
a new lamp, contact your dealer and tell the lamp type number.
Type number : DT00841
Replacing the lamp
1. Turn the projector off, and unplug the power cord. 
Allow...

5

Maintenance
Lamp (continued)
Lamp warning
 HIGH VOLTAGE HIGH TEMPERATURE HIGH PRESSURE
• If  the  lamp  should  break  (it  will  make  a  loud  bang  when  it  does), 
unplug  the  power  cord  from  the  outlet,  and  make  sure  to  request  a replacement  lamp  from  your  local  dealer.  Note  that  shards  of  glass could damage the projector’s internals, or cause injury during handling, so please do not try to clean the projector or replace the lamp yourself.•  If  the  lamp  should...

53

Please check and clean the air filter periodically. When the indicators or a 
message prompts you to clean the air filter, comply with it as soon as possible. 
Replace the air filter when it is damaged or too soiled. To prepare a new air filter, 
contact your dealer and tell the air filter type number.
Type number : MU04951
When you replace the lamp, please replace the air filter. An air filter of specified 
type will come together with a replacement lamp for this projector.
Cleaning the air filter...

54

Maintenance
Inside of the projector
In order to ensure the safe use of your projector, please have it cleaned and 
inspected by your dealer about once every year.
Caring for the lens
If the lens is flawed, soiled or fogged, it could cause deterioration of display 
quality. Please take care of the lens, being cautious of handling.
1. Turn the projector off, and unplug the power cord. Allow the projector to cool 
sufficiently.
2. After making sure that the projector is cool adequately, lightly wipe...

55

Troubleshooting
If an abnormal operation should occur, stop using the projector immediately. 
Troubleshooting
Otherwise if a problem occurs with the projector, the following checks and 
measures are recommended before requesting repair. 
If this does not resolve the problem, please contact your dealer or service 
company. They will tell you what warranty condition is applied.
Related messages
When some message appears, check and cope with it according to the following 
table. Although these messages...

56

Troubleshooting
Regarding the indicator lamps
When operation of the LAMP, TEMP and POWER indicators differs from usual, 
check and cope with it according to the following table.
POWER 
indicator
LAMP 
indicator
TEMP 
indicatorDescription
Lighting
In Orange
Turned
off
Turned
offThe projector is in a standby state.Please refer to the section “Power on/off”.
Blinking
In Green
Turned
off
Turned
offThe projector is warming up.Please wait.
Lighting
In Green
Turned
off
Turned
offThe projector is in an on...

57

Troubleshooting
Regarding the indicator lamps (continued)
POWER 
indicator
LAMP 
indicator
TEMP 
indicatorDescription
Blinking
In Red
or
Lighting
In Red
Turned
off
Lighting
In Red
There is a possibility that the interior portion 
has become heated.Please turn the power off, and allow the projector to cool down at least 
20 minutes. After the projector has sufficiently cooled down, please make 
confirmation of the following items, and then turn the power on again.
• Is there blockage of the air...

58

Troubleshooting
Phenomena that may be easy to be mistaken for machine defects
About the phenomenon confused with a machine defect, check and cope with it 
according to the following table.
PhenomenonCases not involving a machine defectReferencepage
Power does not come on.
The electrical power cord is not plugged in.
Correctly connect the power cord.
The main power source has been interrupted during operation such as by a power outage (blackout), etc.
Please disconnect the power plug from...

59

Phenomena that may be easy to be mistaken for machine defects (continued)
PhenomenonCases not involving a machine defectReferencepage
No pictures are displayed.(continued)
The brightness is adjusted to an extremely low level.
Adjust BRIGHTNESS to a higher level using the menu function.
25, 26
The computer cannot detect the projector as a plug and play monitor.
Make sure that the computer can detect a plug and play monitor using another plug and play monitor.

The BLANK screen is...

60

Specifications
Specifications
Specification
ItemSpecification
Product nameLiquid crystal projector
Liquid Crystal Panel
Panel size1.6 cm (0.63 type)
Drive systemTFT active matrix
Pixels786,432 pixels (1024 horizontal x 768 vertical)
Lens
Zoom lens,F=1.7 ~ 1.9f = 18.9~ 22.6 mm
F=1.7 ~ 1.9f = 19.5~ 23.4 mm
F=1.6 ~ 1.8f = 18.9~ 22.6 mm(approximately)
Lamp220W UHB
Speaker6 W x1
Power supplyAC 100-120V/3.5A, AC220-240V/1.5A
Power consumption30W
Temperature range5 ~ 35°C (Operating)
Size340 (W) x 100...