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ENGLISH

1

HAS-K252

Wall mount unit for LCD projectors

Model name

HAS-K252

User’s Manual

The following symbols are used in this manual to help you use this product safely and correctly, and to prevent injury 

to yourself and others or damage to property. Read through the safety instructions below so you can operate the 

product correctly.

WARNING

This symbol indicates information that, if ignored, could result in serious personal injury 

or even death due to incorrect handling.

CAUTION

This symbol indicates information that, if ignored, could result in personal injury or 

physical damage due to incorrect handling.

Indicates a prohibited action. 

This symbol is accompanied by text indicating an action that must not be taken. 

Indicates a mandatory action. 

This symbol is accompanied by text indicating an action that must be taken. 

Table of Contents

Safety Symbols

Thank you for purchasing a wall mount unit specially designed for Hitachi LCD projectors. 

Be sure to read this manual and the User’s Manual supplied with the LCD projector before use so you will know 

how to install it properly. After you have finished reading these documents, put them away in a safe place for future 

reference.

Disclaimer ................................................ 1

Table of Contents ..................................... 1

Safety Symbols ........................................ 1

Outline and Relevant Models .................. 2

Installation Precautions .......................... 2

Tools needed for installation .................. 2

To the customer ....................................... 3

To service personnel ............................... 3

Routine Inspections ................................ 3

Contents of this package ........................ 4

Installation procedure ............................. 5

1

 Removing shipping screws ....................... 5

2

 Removing base bracket (O) ...................... 6

3

 Attaching the base bracket (O)  

to the wall  ............................................. 7

Screen sizes when used with Hitachi  

Star Board ............................................ 9

4

 Attaching the arm (M) ..............................12

5

 Securing arm (M) using screws ...............12

6

 Attaching bracket (B) ...............................12

7

 Attaching LCD projector ..........................13

8

 Connecting cables ...................................13

Adjustments ............................................14

9

 Displaying image for making  

adjustments  .........................................14

0

 Image adjustments ..................................15

Installing exterior parts ..........................18

!

 Procedure for installing exterior parts .....18

Adjustment precautions ........................ 21

Adjustment specifications

 .................... 22

   

The content of this manual and the specifications of the product it describes are subject to 

change without prior notice.

   

Note that Hitachi will accept no liability whatsoever for injuries and damages arising from 

incorrect use or handling that exceeds normal operating limits. 

Disclaimer

Summary of Contents for HAS-K252

Page 1: ...the LCD projector before use so you will know how to install it properly After you have finished reading these documents put them away in a safe place for future reference Disclaimer 1 Table of Contents 1 Safety Symbols 1 Outline and Relevant Models 2 Installation Precautions 2 Tools needed for installation 2 To the customer 3 To service personnel 3 Routine Inspections 3 Contents of this package 4...

Page 2: ...the exhaust and leave 10 mm or more space at the back of the projector to enable air to enter via the air intake 5 Do not install the projector in a location exposed to sudden temperature changes for example near air conditioners or where the temperature rises above 40 C 3 Do not install the projector in a smoke filled or extremely dusty environment as the tar in cigarette smoke will settle on the...

Page 3: ...nstallation work correctly according to this manual Make sure that all specified screws and brackets are used in the installation Considerable care is required in planning and performing the installation so that it will support the weight of the LCD projector and wall mount unit Never attempt to modify the wall mount unit We will not guarantee the strength of a unit that has been modified Make sur...

Page 4: ... 1inch 83inch 16 9 292mm 11 5inch 77inch 4 3 305mm 12 0inch 90inch 324mm 12 8inch 88inch 310mm 12 2inch 100inch 392mm 15 4inch 42 5 25 Screen Center Wall Plate Center 11 136 33 16 10 Top Line b h E Arm cover 1 K User s Manual This book 1 F Adjust cover 1 Check that the items listed in the table below are included in this package If any are missing please contact your dealer immediately The fastene...

Page 5: ...om the arm assembly A The arm assembly A is assembled before shipping Before attaching the arm assembly to a wall remove the one shipping screw M5 screw with spring washer and flat washer as shown in the figure below Installation procedure Shipping screw M5 screw with spring washer and flat washer ...

Page 6: ...e floor or the bracket Part names in the figures on the following pages are indicated by the symbols given in the brackets Note The groove in the base bracket O is engaged with the tab at the rear of the arm M Move the base bracket away from the arm and then downward to remove it L M5 shoulder screws 3 M Arm O Base bracket L L L P P P N M5 screw with spring washer and flat washer M Arm Tab rear of...

Page 7: ... suits the material strength and thickness of the wall so that the pullout strength of each bolt meets or exceeds 2 000 N If the bolts cannot satisfy the required strength specifications increase the number bolts M10 anchor bolts 8 or more Base bracket O Anchor bolt Concrete WARNING When attaching the wall mount unit to a wall covered with a layer of plaster or other weak finishing material make s...

Page 8: ...1446 56 9 282 11 1 490 19 3 90 324 12 8 407 16 0 1618 63 7 320 12 6 528 20 8 100 392 15 4 444 17 5 1791 70 5 357 14 1 565 22 2 Base bracket attachment diagram Full screen Reference value for 1 280 800 pixel image Note The wall hole center is 42 5 mm 1 67 inches to the right of the screen center Unit mm inches Screen center Screen center Screen thickness Wall hole center Amount of vertical adjustme...

Page 9: ...473 18 6 90 289 11 4 387 15 2 1759 69 3 300 11 8 508 20 0 100 353 13 9 423 16 7 1947 76 7 336 13 2 544 21 4 1 For a 50 mm thick screen Size of images that can be projected with screen sizes of up to 100 inches Use of the supplied template sheet will facilitate positioning of the base bracket Full screen Reference value for 1 024 768 pixel image Note Note that projection distance b will vary by 8 d...

Page 10: ...1inch 80inch 225mm 8 9inch 90inch 289mm 11 4inch 100inch 353mm 13 9inch 77inch 206mm 8 1inch 90inch 324mm 12 8inch 88inch 310mm 12 2inch 83inch 292mm 11 5inch 100inch 392mm 15 4inch 42 5 25 Screen Center Wall Plate Center 11 136 33 Screen Size b WXGA 16 10 Screen Size b XGA 4 3 Top Line 16 10 4 3 b h 60inch 208mm 8 2inch 80inch 282mm 11 1inch 83inch 16 9 360mm 14 2inch 88inch 312mm 12 3inch 90inch...

Page 11: ...82mm 11 1inch 83inch 16 9 360mm 14 2inch 88inch 312mm 12 3inch 90inch 320mm 12 6inch 100inch 357mm 14 1inch 70inch 245mm 9 6inch Screen Size h WXGA 16 10 CP A222WN CP A302WN CP AW252WN 60inch 194mm 7 6inch 77inch 254mm 10 0inch 90inch 300mm 11 8inch 80inch 265mm 10 4inch 100inch 336mm 13 2inch QT55881 70inch 230mm 9 1inch 63inch 205mm 8 1inch Screen Size h XGA 4 3 CP A222WN CP A302WN CP AW252WN 12...

Page 12: ...at washer N to secure Tightening torque 0 98 N m 10 kgf cm N L P P P G B Note Be sure not to mix up the screw types Note Make sure that the bracket B is correctly oriented L L Projection direction Projection direction Projection direction Projection direction WARNING Never use screws other than those designated Failure to heed this warning may cause the projector to fall or other hazard resulting ...

Page 13: ...ue 0 98 N m 10 kgf cm 6 For projection screen sizes of less than 70 inches both 4 3 and 16 10 screens remove the four dish screws P in the arm M and change the location of the adjusting block Q as shown in the figure Tightening torque 0 98 N m 10 kgf cm 8 Connect the cables to the projector B Q B Q H LCD projector rear panel LCD projector front panel Connect as shown in the above figure H WARNING ...

Page 14: ... button on the remote control for three or more consecutive seconds to display the operation guide for the ceiling suspension fittings The operation guide will be erased when the button on the projector or remote control is pressed DOT LINE4 screen Ceiling Suspension Fittings Operation Guide TEMPLATE ENTER button RESET button Cursor button Menu button EASY MENU ADVANCED MENU VIDEO DOC CAMERA KEYST...

Page 15: ... the six locations indicated by the arrows in the figure below 1 Slide the arm forward and backward to adjust image size The scale on the supplied template sheet J simplifies adjustment See page 10 for information on how to use the template sheet 0 2 Adjustment of image size A B ...

Page 16: ...5 Fine adjustment of image size 6 Fine adjustment of focus For details see the User s Manual for the LCD projector 0 3 Make a rough focus adjustment For details see the User s Manual for the LCD projector 0 4 Make fine adjustments Follow the steps below to turn the adjusting screws and adjusting knobs to adjust the image 1 2 3 4 5 Blue Green Red 7 Fine 1 Loose 2 Tur 0 5 ...

Page 17: ... After completing adjustments retighten the loosened screw Tightening torque 0 98 N m 10 kgf cm Supplied Allen wrench I Note Do not loosen these three screws Repeat steps 1 to 7 to fine adjust the image to the screen See page 22 for details on adjustment range A A B B 0 5 Retighten the six previously loosened securing screws Tightening torque 0 98 N m 10 kgf cm ...

Page 18: ...s are small parts that could be swallowed by children and pets and should be kept out of their reach If your child swallows an adjusting knob consult a doctor immediately If they are removed be sure to store them on the projections inside the front cap C C Adjusting knobs Procedure for installing exterior parts Installing exterior parts 2 A E T P 3 4 ...

Page 19: ...ce them on the projections inside the front cap C for storage 3 Attach the adjust cover F on the adjusting block As shown in the figure engage the right claw with the opening in the adjusting block 4 Attach the eight screw caps D on the screws on the arm M Four locations on the right and left side Press in the caps until they are properly seated C Adjusting knobs ...

Page 20: ...e LCD projector 7 Attach the cable cover Engage the three tabs in the cable cover with the three holes in the LCD projector Note When the arm M will be used in retracted mode insert the claws at the four locations shown in the figure Route the cables through the holes in the top of the cable cover 1 2 3 2 3 1 both Roll and Bead view Inter malf The angl Rese Mak Mak It tak chan Note C si Th to 1 Se...

Page 21: ...ng adjustments Make sure that the keystone control is set to 0 no correction before starting adjustments It takes about 30 minutes for lamp performance to stabilize and a change in environment may cause subtle changes in projection location and focus Make proper adjustments to compensate for changes in focus Note Changes in temperature humidity and other ambient environmental factors may result in...

Page 22: ...stone 3 page 16 Fine adjustment of lateral position 23 mm page 16 Fine adjustment of image size 369 mm 14 53 inches page 16 Fine adjustment of vertical position 30 mm 1 18 inches page 17 LCD projector range of motion provided by arm extension contraction See page 21 for adjusting procedure Adjustment specifications 30 mm 1 18 inches 30 mm 1 18 inches Fine adjustment amount of vertical position See...

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