Hitachi Pj-Tx300e Projector Users Manual

11
ENGLISH

Preparations
Refer to the illustrations and tables below to determine the screen size and 
projection distance.
The values shown in the table are calculated (±10%) for a full size screen at 1280x720.
For 16:9 screens
For 4:3 screens
(a) Screen size
(b) Projection distance(c) Screen heightmin.max.
inch(m)m(inch)m(inch)cm(inch)
30(0.8)0.8(32)1.3(52)37(15)
40(1.0)1.1(43)1.8(70)50(20)
50(1.3)1.4(54)2.3(89)62(25)
60(1.5)1.7(66)2.7(107)75(29)
70(1.8)2.0(77)3.2(125)87(34)...

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Preparations
Adjusting the projector’s elevation
The elevator feet can be used to make adjustments if the surface on which the 
projector is set is uneven or if the projection angle needs to be otherwise adjusted. 
The adjustment range of the elevator feet is 0 to 7 degrees.
1.Press and hold in the elevator 
buttons while holding the projector. 
There are elevator buttons and feet 
on the both sides of the projector.
2.Raise or lower the projector to the 
desired height and release the 
elevator...

13
ENGLISH

Y
CB/PB
CR/PRCOMPONENT VIDEO
S-VIDEO
VIDEO COMPUTER
CONTROLHDMI TRIGGERY
CB/PB
CR/PR
Component
 video Out
Component
      cable

Y
CB/PB
CR/PRCOMPONENT VIDEO
S-VIDEO
VIDEO
COMPUTER
CONTROLHDMITRIGGERS-video OutS-video
  cable

Y
CB/PB
CR/PRCOMPONENT VIDEO
S-VIDEO
VIDEO
COMPUTER
CONTROLHDMITRIGGER
Video OutVideo
cable

Preparations
Connecting your devices
With a VCR/DVD player
► Turn off all devices prior to connecting them to the projector. 
Attempting to connect a live device to the...

14

Y
CB/PB
CR/PR
COMPONENT VID EO
S-VI
DEO
VIDEO COMPUTER
CONTROLHDMI TRIGGER
DVI-HDMI cable
DVI Out

Y
CB/PB
CR/PR
COMPONENT 
VIDEO
S-VIDEO
VIDEO COMPUTER
CONTROL
HDMI TRIGGER
HDMI cable
HDMI Out

Preparations
For an HDMI signal source
► Turn off all devices prior to connecting them to the projector. 
Attempting to connect a live device to the projector may generate extremely loud 
noises or other abnormalities that may result in malfunction and/or damage to 
the device and/or projector.
► Use the...

15
ENGLISH

Y
CB/PB
CR/PRCOMPONENT VIDEO
S-VIDEO
VIDEO
COMPUTER
CONTROLHDMITRIGGERRGB Out
RGB cable
RS-232C
RS-232C
  cable

Preparations
With a computer
• Be sure to tighten the screws on connectors to secure.
• Use only an HDMI cable marked with the HDMI logo for HDMI connections.
• Use a DVI-HDMI cable or adapter when connecting to a DVI output device. In 
some cases however, a DVI input to the HDMI port may not work properly.
• Whenever attempting to connect a laptop computer to the projector , be...

16

Preparations
Computer signal examples
Resolution (HxV)H. frequency (kHz)V. frequency (Hz)RatingSignal mode
720 x 40037.985.0VESATEXT
640 x 48031.559.9VESAVGA (60Hz)
640 x 48037.972.8VESAVGA (72Hz)
640 x 48037.575.0VESAVGA (75Hz)
640 x 48043.385.0VESAVGA (85Hz)
800 x 60035.256.3VESASVGA (56Hz)
800 x 60037.960.3VESASVGA (60Hz)
800 x 60048.172.2VESASVGA (72Hz)
800 x 60046.975.0VESASVGA (75Hz)
800 x 60053.785.1VESASVGA (85Hz)
1024 x 76848.460.0VESA XGA (60Hz)
1024 x 76856.570.1VESAXGA (70Hz)
1024 x...

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Preparations
Connecting the power supply
Before connecting the power, make 
sure that the power switch is in the OFF 
position (the side marked “O”).
1.Connect the power cord connector 
to the projector’s AC inlet.
2.Plug the power cord's plug firmly 
into a power outlet.
► Use extra caution when connecting the power cord as 
incorrect or faulty connections may result in fire and/or electrical shock.
• Use only the power cord that came with the projector. If it becomes damaged, 
contact...

18

Preparations
Loading batteries into the remote control
Please load the batteries before using the remote control. If the remote control 
starts to malfunction, replace the batteries. If you will not use the remote control 
for an extended period, remove the batteries from the remote control and store 
them in a safe place.
1.Remove the battery cover. Slide the battery cover back 
in the direction of the arrow and remove.
2.Take old batteries out and/or put new batteries in. 
When putting batteries...

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30°30°

Preparations
Using the remote control
The remote control works with the 
projector’s remote sensor.
  The range of the remote sensor is 
60-degrees (30-degrees to the left and 
right of the remote sensor) within 3 
meters.
  The remote signal may also be able to be reflected off the screen etc. If it 
is difficult to send the remote signal 
to the sensor directly, try to reflect the 
signal.
  The remote control uses infrared light to send signals to the projector (Class1 
LED), so...

20

1.Make sure that the power cord is firmly and correctly connected to both the 
projector and power outlet.
2.Open the lens cover, and set the power switch to 
the ON position.
The power indicator will light a steady orange. Then 
wait several seconds because buttons may not 
function for the first several seconds the projector 
is turned on.
3.Press the STANDBY/ON button on the projector or 
the POWER button on the remote control.
The projector lamp will light up and the POWER 
indicator will begin...