Hitachi CP-X251 series Document technique

Projector

CP-X251

User's Manual – Operating Guide

Thank you for purchasing this projector.

WARNING ŹBefore using this product, please read the "User's Manual -

Safety Guide" and related manuals to ensure the proper use of this product.

After reading them, store them in a safe place for future reference.

About this manual

Various symbols are used in this manual. The meanings of these symbols are

described below.

WARNING This symbol indicates information that, if ignored, could possibly

result in personal injury or even death due to incorrect handling.

CAUTION This symbol indicates information that, if ignored, could possibly

result in personal injury or physical damage due to incorrect

handling.

Please refer to the pages written following this symbol.

NOTE • The information in this manual is subject to change without notice.

• The manufacturer assumes no responsibility for any errors that may appear in this manual.

• The reproduction, transfer or copy of all or any part of this document is not permitted

without express written consent.

Trademark acknowledgment

• VGA and XGA are registered trademarks of International Business Machines Corporation.

• Apple and Mac are registered trademarks of Apple Computer, Inc.

• VESA and SVGA are trademarks of Video Electronics Standard Association.

• Windows is a registered trademark of Microsoft Corporation.

All other trademarks are the properties of their respective owners.

About this manual.......... 1

Content . ................. 2

Projector features.......... 3

Preparations .............. 3

About contents of package . .......3

Fastening the lens cover ..........3

Part names . .............. 4

Projector . .....................4

Control buttons . ................6

Remote control . ................6

Setting up . ............... 7

Arrangement . ..................8

Adjusting the projector's elevator . . .9

Using the Security Bar...........10

Connecting your devices .........11

Connecting power supply . .......14

Remote control ........... 15

Putting batteries . ..............15

Using the remote control .........16

Power on/off . ............ 17

Turning on the power............17

Turning off the power............17

Operating . .............. 18

Adjusting the volume ............18

Temporarily muting the sound .....18

Selecting an input signal .........18

Searching an input signal . .......19

Selecting an aspect ratio .........19

Adjusting the zoom and focus .....19

Using the automatic adjustment feature

..20

Adjusting the position . ..........20

Correcting the keystone distortions .21

Using the magnify feature ........21

Freezing the screen.............22

Temporarily blanking the screen . . .22

Operating the computer screen....23

Multifunctional settings . . . . 24

Using the menu function .........24

Content

EASY Menu...................25

Aspect, Auto keystone Execute,

Keystone, Picture mode, Brightness,

Contrast, Color, Tint, Sharpness,

Whisper, Mirror, Reset, Filter time,

Language, Go to advanced menu

PICTURE Menu................27

Brightness, Contrast, Gamma,

Color temp, Color, Tint, Sharpness,

My memory

IMAGE Menu..................30

Aspect, Over scan, V. position, H. position,

H. phase, H. size, Auto adjust execute

INPUT Menu . .................32

Progressive, Video NR, Color space,

Component, Video format, Frame lock,

RGB in, Resolution

SETUP Menu..................35

Auto keystone Execute, Keystone,

Whisper, Mirror, Volume, Audio

SCREEN Menu ................37

Language, Menu position, Blank,

Start up, MyScreen, MyScreen lock,

Message, Source name

OPTION Menu.................40

Auto search, Auto keystone, Auto on,

Auto off, Lamp time,Filter time,

My button, Service, Security

Maintenance ............. 50

Lamp ........................50

$LU¿OWHU ......................52

Other care ....................54

Troubleshooting . ......... 55

Related messages..............55

Regarding the indicator lamps.....56

Phenomena that may be easy to be

mistaken for machine defects . ....58

Warranty and after-service

... 61

6SHFLÀFDWLRQV ............ 61

 

Fastening the lens cover

To avoid losing the lens cover, please fasten it the lens cap to the projector using

the strap.

1. Fix the strap to the strap ring of the lens cover.

2. Put the strap into the groove on the rivet.

3. Push the rivet into the strap hole.

Projector features / Preparations

Projector features

This projector is used to project various computer signals as well as NTSC/PAL/

SECAM, Component (SD, HD) video signals onto a screen. It requires just a little

space for installation and gets a large image from short distance.

High Brightness

Newly developed 200W UHB (Ultra High Brightness) lamp gives you a higher

brightness image on a screen. The image can be still kept as bright and clean

enough for use in bright rooms.

Low Noise

WHISPER mode is available for reducing acoustic noise to realize quieter

operation. It is perfect for use in low luminance rooms where low noise is more

important than brightness.

Rich Connectivity

This projector has a variety of I/O ports. It can be easily connected to many

signal sources like PC, DVD and so on. The rich connectivity provides you

more options to make your presentation impressive.

Compact Body

Even with its many features, this projector is extremely compact and slim,

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Preparations

About contents of package

Please see the "Contents of package" of the "User's Manual - Quick Guide". Your

projector should come with the items shown there. Contact immediately your

dealer if anything is missing.

NOTE • Keep the original packing materials for future reshipment. For

moving the projector, be sure to use the original packing materials. Use special

caution for the lens part.

Strap ring

Strap Strap hole

Bottom side

Part names

Lens (17)

Filter cover (52)

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are inside.)

Elevator button (9)

Elevator foot (9)

Remote sensor (16)

Zoom ring (19)

Focus ring (19)

Vent (7)

Projector

Lamp cover (51)

(Lamp unit is inside.)

Bottom side

Speaker

Lens cover (3)

Security bar (10)

(Use for attaching a

commercial anti-theft

chain or wire.)

Control buttons (6)

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lamp and vents of the projector. (Ì) It could cause a burn.

Front-Right side

Y R

AUDIO IN3

AUDIO IN1

AUDIO OUT

USB

RGB OUT

AUDIO IN2

VIDEO

S-VIDEO

CONTROL

RGB IN2

RGB IN1

AC inlet (14)

Power switch (17)

Elevator button (9)

COMPONENT

VIDEO ports (13)

CB/PB

CR/PR

S-VIDEO port (13)

VIDEO port (13)

CONTROL port (12)

Elevator foot (9)

Rear-Left side

Ports (See below.)

Vent (7)

AUDIO OUT port

(12)

Ports

AUDIO IN2 port (12)

(In the default setting, the AUDIO

IN2 port is the audio port for

the RGB IN2 port, however, it is

possible to change the settings.

36)

AUDIO IN3 L/R port (13)

(In the default setting, the

AUDIO IN3 L/R port is the audio

port for the VIDEO, S-VIDEO

and COMPONENT VIDEO

ports, however it is possible to

change the settings. 36)RGB IN2 port (12)

NOTE (*) About Restart switch: This projector is controlled by an internal

microprocessor. Under certain exceptional circumstances, the projector may not

operate correctly and the microprocessor will need to be reset. In such a case,

please push the Restart switch by using a cocktail stick or similar, and before

turning on again, make the projector cool down at least 10 minutes without

operating. Only push the Restart switch in these exceptional instances.

Restart switch (*) (58)

Part names

USB port (12)

Kensington lock slot

RGB OUT port (12)

RGB IN1 port (12)

AUDIO IN1 port (12)

(In the default setting, the AUDIO IN1 port is the audio

port for the RGB IN1 port, however, it is possible to

change the settings. 36)

SEARCH button (19)

RGB button (18)

VIDEO button (19)

ASPECT button (19)

HOME button (23)

MAGNIFY

ON button (21)

OFF button (21)

END button (23)

FREEZE button (22)

POSITION button (20)

ESC button (23)

Part names

Remote control

Battery cover (15)

(on the back)

STANDBY/ON button (17)

AUTO button (20)

BLANK button (22)

PAGE UP button (23)

VOLUME button (18)

MUTE button (18)

PAGE DOWN button (23)

KEYSTONE button (21)

MY BUTTON button (41)

MENU button (24)

Cursor buttons

ŸźŻŹ24)

ENTER button (24)

RESET button (24)

HOME

PAGE UP

PAGE DOWN

END

VIDEO RGB

FREEZE

OFF

MAGNIFY

ASPECT AUTO BLANK

MUTE

VOLUME

KEYSTONE

MY BUTTON

POSITION

ESC

ENTER

RESET

Control buttons

LAMP indicator (56, 57)

TEMP indicator (56, 57)

POWER indicator (17)

Cursor buttons

ŸźŻŹ24)

STANDBY/ON button

(17)INPUT button (18)

Setting up

WARNING ŹPlace the projector in a stable position horizontally. A fall or

a turnover could cause an injury and/or damage to the projector. Then using

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• Do not place the projector on an unstable, slant or vibrant surface such as a

wobbly or inclined stand.

• Do not place the projector in the side/front/rear-up position, except cleaning

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malfunction to the projector.

• Do not stop up, block and cover the projector's vents.

• Keep a space of 30 cm or more between the sides and other objects such as

walls.

• Do not place the projector on a metallic thing or anything weak in heat.

• Do not place the projector on a carpet, cushion or bedding.

• Do not place the projector in direct sunlight or near a hot object such as a

heater.

• Put nothing about lens and vents of the projector. Put nothing on the projector.

• Put nothing that is sucked or sticks to the bottom of projector. This projector

has some intake vents also on the bottom.

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malfunction to the projector.

• Do not place the projector in a bathroom or the outdoors.

• Put nothing containing the liquid near the projector.

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projector.

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projector's remote sensor.

Arrangement

Refer to the illustrations and tables below to determine the screen size and projection distance.

The values shown in the table are calculated for a full size screen: 1024×768

(a) The screen size (diagonal)

(b) Distance from the projector to the screen (±10%)

Setting up

4:3

(a)

16:9

(a)

(a) Screen

size

[inch (m)]

4 : 3 screen 16 : 9 screen

(b) Projection distance

[m (inch)]

[cm (inch)]

(b) Projection distance

[m (inch)]

[cm (inch)]

min. max. down up min. max. down up

30 (0.8) 0.9 (34) 1.1 (41) 5(2)

41 (16) 1.0 (38) 1.1 (45) -1 (0) 39 (15)

40 (1.0) 1.2 (46) 1.4 (56) 6 (2) 55 (22) 1.3 (50) 1.5 (61) -2 (-1) 51 (20)

50 (1.3) 1.5 (58) 1.8 (70) 8 (3) 69 (27) 1.6 (63) 1.9 (76) -2 (-1) 64 (25)

60 (1.5) 1.8 (70) 2.1 (84) 9 (4) 82 (32) 1.9 (76) 2.3 (91) -2 (-1) 77 (30)

70 (1.8) 2.1 (81) 2.5 (98) 11 (4) 96 (38) 2.3 (89) 2.7 (107) -3 (-1) 90 (35)

80 (2.0) 2.4 (93) 2.8 (112) 12 (5) 110 (43) 2.6 (102) 3.1 (122) -3 (-1) 103 (41)

90 (2.3) 2.7 (105) 3.2 (126) 14 (5) 123 (49) 2.9 (115) 3.5 (138) -4 (-1) 116 (46)

100 (2.5) 3.0 (117) 3.6 (140) 15 (6) 137 (54) 3.2 (127) 3.9 (153) -4 (-2) 129 (51)

120 (3.0) 3.6 (140) 4.3 (169) 18 (7) 165 (65) 3.9 (153) 4.7 (184) -5 (-2) 154 (61)

150 (3.8) 4.5 (176) 5.4 (211) 23 (9) 206 (81) 4.9 (192) 5.8 (230) -6 (-2) 193 (76)

200 (5.1) 6.0 (235) 7.2 (282) 30 (12) 274 (108) 6.5 (256) 7.8 (307) -8 (-3) 257 (101)

250 (6.4) 7.5 (294) 9.0 (353) 38 (15) 343 (135) 8.1 (320) 9.8 (384) -10 (-4) 322 (127)

300 (7.6) 9.0 (352) 10.8 (423) 46 (18) 411 (162) 9.8 (384) 11.7 (461) -12 (-5) 386 (152)

(b)

Adjusting the projector's elevator

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result in malfunction. To prevent damaging the projector and injuring yourself,

always hold the projector whenever using the elevator buttons to adjust the

elevator feet.

ŹDo not incline the projector rightward or leftward. Also do not incline it

backward or forward exceeding 30 degrees. Exceeding these range could

cause malfunction, and could shorten the lifetime of the consumables.

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horizontally.

You can use the elevator feet to make adjustments if the surface on which you

need to set the projector is uneven or if you otherwise need to adjust the angle of

projection. The adjustment range of the elevator feet is 0 to 9 degrees.

1. After making sure that the projector is cool adequately, press and hold in the

elevator buttons while holding the projector.

The elevator buttons and the elevator feet are on the both sides.

2. Raise or lower the projector to the desired height and release the elevator

buttons.

When you release the elevator buttons, the elevator feet will lock into position.

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the elevator feet by hand.

Setting up

Elevator feet Elevator button

Setting up

Using the Security Bar

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falling. Dropping or knocking over the projector may cause damage or injury.

A commercial anti-theft chain or wire can be attached to the security bar on the

projector.

1. How to attach

An anti-theft chain or wire can be

attached as shown in the illustration.

(Anti-theft chains or wires of up to

10mm in diameter can be used)

Anti-theft chain or wire

[sold separately]

Security Bar

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measure. It is intended to be used as an extra theft prevention measure.

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