Hitachi Cp-X445 Projector Users Manual

							
51

Troubleshooting
Regarding the indicator lamps (continued)
POWER 
indicatorLAMP indicatorTEMP indicatorDescription
Blinking
In Red
or
Lighting
In Red
Turned
off
Blinking
In Red
The cooling fan is not operating.
Please turn the power off, and allow the unit to cool 
down at least 20 minutes. After the projector has 
sufficiently cooled down, please make confirmation 
that no foreign matter has become caught in the fan, 
etc., and then turn the power on again.
If the same indication is displayed after the treatment, 
please contact your dealer or service company.
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 unit 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 passage aperture?
• Is the air filter dirty?
• Does the peripheral temperature exceed 35°C?
If the same indication is displayed after the treatment, 
please set the HIGH at the FAN SPEED of the item 
SERVICE of the OPTION menu.
Lighting
In Green
Alternative
blinking in Red
There is a possibility that the interior portion 
has become overcooled.
Please use the unit within the usage temperature 
parameters (5°C to 35°C). After the treatment, resent 
the power to ON.
Lighting
In Green
Simultaneous
blinking in Red
It is time to clean the air filter.
Please immediately turn the power OFF, and clean 
or change the air filter by referring to the section “Air 
Filter”. After cleaning or changed  the air filter
, please 
be sure to reset the filter timer. After the treatment, 
resent the power to ON.
NOTE  • When the interior portion has become overheated, for safety 
purposes, the power source is automatically turned off, and the indicator lamps 
may also be turned off. In such a case, press the “
” (OFF) side of the power 
switch, and wait at least 45 minutes. After the projector has sufficiently cooled 
down, please make confirmation of the attachment state of the lamp and lamp  cover, and then turn the power on again. 
						

							
52

Troubleshooting
Phenomena that may easily be mistaken for machine defects
WARNING  ►Never use the projector if abnormal operations such as 
smoke, strange odor, excessive sound, damaged casing or elements or cables, 
penetration of liquids or foreign matter, etc. should occur. In such cases, 
immediately turn off the power switch and then disconnect the power plug from 
the power outlet. After making sure that the smoke or odor has stopped, contact 
your dealer or service company.
1. Before requesting repair, please check in accordance with the following chart.  
This operation sometimes resolves your problem.
If the situation cannot be corrected, 
2. The projector’s microprocessor may need to be reset. Please push the 
Restart switch by using a cocktail stick or similar and the projector will restart.
3. Some setting may be wrong. Please use the FACTORY RESET function of 
SERVICE menu in the OPTION menu
 (39) to reset all settings to factory 
default.
Then, if the problem is not removed after maintenance, please contact your dealer 
or service company.
PhenomenonCases not involving a machine defectReference
page
Power does not 
come on.
The electrical power cord is not plugged in.
Correctly connect the power cord.13
The power switch is not set to the on position.
Set the power switch to [ | ] (On).16
The main power source has been interrupted during 
operation such as by a power outage (blackout), etc.
Please turn the power off, and allow the unit to cool down at 
least 20 minutes. After the projector has sufficiently cooled 
down, please turn the power on again.
16
Either there is no lamp and/or lamp cover, or either 
of these has not been properly fixed.
Please turn the power off, and allow the unit to cool down at 
least 45 minutes. After the projector has sufficiently cooled 
down, please make confirmation of the attachment state of 
the lamp and lamp cover, and then turn the power on again.44, 45 
						

							
53

Phenomena that may easily be mistaken for machine defects (continued)
PhenomenonCases not involving a machine defectReference
page
No pictures are 
displayed.
The lens cap is attached.
Remove the lens cap.4, 16
The signal cables are not correctly connected.
Correctly connect the connection cables.10
The brightness is adjusted to an extremely low level.
Adjust the BRIGHT to a higher level using the menu function 
or the remote control.
24, 26
The computer cannot detect the projector as a plug 
and play monitor.
Make sure that the computer’s can detect a plug and play 
monitor using other plug and play monitor.10
Colors have a
faded- out
appearance, or
Color tone is poor.
Color settings are not correctly adjusted.
Perform picture adjustments by changing the COLOR 
TEMP, 
COLOR, TINT and/or COLOR SPACE settings, 
using the menu functions.
24, 27, 
32
COLOR SPACE setting is not suitable.
Change the COLOR SPACE setting to AUTO, RGB, 
SMPTE240, REC709 or REC601. 
32
Pictures appear 
dark.
The brightness and/or contrast are adjusted to an 
extremely low level.
Adjust the BRIGHT and/or CONTRAST settings to a higher 
level using the menu function.
24, 26
The WHISPER function is working.
Select the NORMAL to the item WHISPER in the SETUP 
menu.
24, 34
The lamp is approaching the end of its product 
lifetime.
Replace the lamp.
44, 45
Pictures appear
blurry.
Either the focus and/or horizontal phase settings are 
not properly.
Adjust the focus using the focus ring, and/or H PHASE 
using the menu function.
18, 29
The lens is d irty or misty.
Clean the lens by referring to the section “Caring for the 
lens”.
47
Troubleshooting
NOTE  • Although bright spots or dark spots may appear on the screen, this 
is a unique characteristic of liquid crystal displays, and such do not constitute or 
imply a machine defect. 
						

							
54

Warranty And After-Ser vice
Warranty and after-service
If a problem occurs with the equipment, first refer to the “Troubleshooting” and run 
through the suggested checks. If this does not resolve the problem, please contact your 
dealer or the service company. They will tell you what warranty condition is applied.
Specifications
Specifications
NOTE  • This specifications are subject to change without notice.
ItemSpecification
Product nameLiquid crystal projector
Liquid
Crystal
panel
Panel size2.0 cm (0.79 type)
Drive systemTFT active matrix
Pixels786,432 pixels (1024 horizontal x 768 vertical)
LensZoom lens F=1.7 ~ 2.0 f=24.4 ~ 29.2 mm
Lamp230W UHB
Speaker3W x 4
Power SupplyAC100-120V/4.2A, AC220-240V/2.1A
Power Consumption370W
Temperature range
5 ~ 35°C (Operating)
Size
336 (W) x 95 (H) x 265 (D) mm 
(Not including protruding parts)
• Please refer to the following figure.
Weight (mass)
3.9 kg
Ports
Optional 
parts
LampDT00691
Air filter
NJ20642
Others • Please consult your dealer.
DIGITAL RGB input:
DVI-D  ...................................1
RGB input: RGB IN1 ..D-sub 15pin mini x1RGB IN2 ..D-sub 15pin mini x1
RGB output: 
RGB OUT  D-sub 15pin mini x1
Audio input:AUDIO IN ........Stereo mini x1AUDIO  IN L/R ............ RCA x2
Audio output:
AUDIO OUT  ...Stereo mini x1 Video input:
COMPONENT VIDEO 
  (Y, 
CB/PB, CR/PR) ......
RCA x3 
S-Video  ................................1
Video  ....................................1
Communication port: CONTROL  ............D-sub 9pin x1USB .......................USB(B) x1LAN ...........................RJ45 x1
Other port:WIRED REMOTE ............... x1DC OUT ...............................x1 
						

							
55

Specifications
Specifications (continued)
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