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ENGLISH

TROUBLESHOOTING

Symptoms That Seemingly Appear to be Failures

Make the checks suggested below depending on the symptoms observed. If the symptoms remain uncorrected, contact your dealer.

WARNING

Self servicing can be hazardous.

Symptom

Point to check

See Page

There is no picture and the indicating lamp is off.

Check to see that the power cable is properly connected.

Press the main switch.

In RGB mode, the message “NO SIGNAL” is

displayed.

In Video mode, the message “NO SIGNAL” is

displayed.

There is no picture and the indicating lamp lights

orange.

NO SIGNAL

No sync signal is detected.

Check that the signal cable is properly connected.

Make sure that the computer, imaging equipment, etc., is turned on.

Make sure the computer is not in power-save mode.

Ensure that the input selection matches the connection terminal.

The message “OUT OF RANGE” is displayed.

OUT OF RANGE

An input signal is received abnormally.

Ensure that the input signal matches the monitor specifications.

Check to see that the signal cable is properly connected.

The indicating lamp is lit normally but there is no

picture.

Check the contrast and brightness settings (adjust them for higher

contrast and brightness).

Check to see that the signal cable is properly connected.

The display image appears slanted.

Text displayed across the screen appears vertically
streaked, with the characters in vertical columns
blurred.

Adjust the clock frequency and the phase. (Adjust the clock frequency

first, the dot clock phase next.)

(RGB input)

Text displayed across the screen appears blurred.

A fine pattern flickers when displayed on the screen.

Adjust the clock phase till the desired clarity is obtained.

(RGB input)

The remote control does not work.

Ensure that the batteries in the remote control are inserted with

the correct polarity.

Check to see that the batteries in the remote control are functional.

Содержание CMP4221

Страница 1: ... future Notes on lnstallation Work This product is marketed assuming that it is installed by qualifed personnel with enough skill and competence Always have an installation specialist or your dealer install and set up the product HITACHI cannot assume liabilities for damage caused by mistake in installation or mounting misuse modification or a natural disaster Note for Dealers After installation b...

Страница 2: ...REVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS MONITOR TO RAIN OR MOISTURE zTHE MONITOR SHOULD NOT BE EXPOSED TO DRIPPING OR SPLASHING AND OBJECTS FILLED WITH LIQUIDS SUCH AS VASES SHOULD NOT BE PLACED ON THE MONITOR NOTE zThere are no user serviceable parts inside the monitor zModel and serial numbers are indicated on the rear side of the monitor CAUTION Adjust only those controls that are covere...

Страница 3: ...cated in the vicinity of overhead power lines or other electrical circuits 12 Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over 13 Unplug this apparatus during lightning storms or when unused for long periods of time 14 Refer all servi...

Страница 4: ...of the monitor When excessively soiled dilute a neutral detergent in water wet and wring out the soft cloth and afterward wipe with a dry soft cloth Never use acid alkaline detergent alcoholic detergent abrasive cleaner powder soap OA cleaner car wax glass cleaner etc especially because they would cause discoloration scratches or cracks CARACTÉRISTIQUES FEATURE Large screen high definition plasma ...

Страница 5: ...ic Store 29 Signal Check RGB Input 30 IMAGE RETENTION OF PLASMA DISPLAY 31 NOTES 31 TROUBLESHOOTING 32 Symptoms That Seemingly Appear to be Failures 32 Actions to Corrections Abnormal Displays 34 PROUDCT SPECIFICATIONS 35 Signal Input 36 Recommended Signal List 37 Notes about this manual z The information in this manual is subject to change without notice z While meticulous care has been taken in ...

Страница 6: ... or foreign objects Penetration of liquids or foreign objects could result in fire or electrical shock Use special caution in households where children are present If liquids or foreign objects should enter the projector immediately turn off the power switch disconnect the power plug from the power outlet and contact your dealer x Do not place the monitor in a bathroom x Do not expose the monitor ...

Страница 7: ...wer cord and cables Also do not place a spread cover etc over them because this could result in the inadvertent placing of heavy objects on the concealed power cord or cables x Do not pull the power cord and cables When connecting and disconnecting the power cord or cables do it with your hand holding the plug or connector x Do not place the cord near the heater x Do not touch the power plug just ...

Страница 8: ... not place any objects on top of the monitor x They may fall or cause a child to climb up to retrieve the objects PRECAUTIONS Installation environment Do not obstruct a ventilation hole Do not put the monitor on carpet or blanket or near a curtain which has a possibility of obstructing a ventilation hole of the monitor Do not put the monitor in the following places x Hot places such as near heater...

Страница 9: ...ing material Do not physically impact the remote control x A physical impact could cause damage or malfunction of the remote control x Take care not to drop the remote control x Do not place heavy objects on the remote control Avoid strong rays Any strong rays such as direct sun rays or room lighting onto the remote control sensors could invalidate the remote control Avoid radio interference Any i...

Страница 10: ... S TSELECT button 19 SOURCE button 17 MENU button 19 Remote control sensor 11 Indicating lamp 16 Main power switch See page 16 The main power switch is located at the back on the lower surface Handgrips External Speaker Terminals 13 External Speaker Terminals 13 Handgrips Rear Caution when moving the main unit As this product is heavy whenever it is moved two people are required to transport it sa...

Страница 11: ...aded in the wrong direction the batteries could explode or leak resulting in fires physical injury or stains ATTENTION z Do not drop or impact the remote control z Do not splash the remote control with water or put it on a wet object z Before leaving the remote control out of use for an extended period of time remove the batteries from it z If the remote control begins to lack responsiveness repla...

Страница 12: ...our dealer to provide the name of a qualified installer x In order to prevent an internal temperature increase maintain a space of 10cm 4 inches For a desktop set up or more between the sides and other objects such as walls etc so that the ventilation holes are not blocked 10cm 4 inches or more Clamp Cord or chain Anti tumble measures CAUTION Have this unit mounted in a stable place Take measures ...

Страница 13: ...t the signal input terminal on the rear panel of this device and the signal output terminal of the imaging device Cable shown are not supplied with the monitor and are available locally where ever consumer electronic product are sold CAMCORDER DVD PLAYER Set TopBox VCR Speaker R Monitor rear panel Speaker L Basic Connection Better Connection SPEAKER TERMINAL 6ȍ 10W SPEAKER TERMINAL 6ȍ 10W Power Co...

Страница 14: ...nal computer may be necessary in some cases For details refer to the instruction manual of the personal computer or ask the personal computer manufacturer or your local retail dealer Speaker R Monitor rear panel Speaker L SPEAKER TERMINAL 6ȍ 10W Power Cable Connector Power Cord 3 5mm Stereo mini jack To Audio Output DVD Player SPEAKER TERMINAL 6ȍ 10W D Sub PC 3 5mm Stereo mini jack ϡ1 To Audio Out...

Страница 15: ...d could result in fire or electrical shock x Do not touch the power cord with a wet hand x Check that the connecting portion of the power cord is clean with no dust before using Use a soft and dry cloth to clean the power plug x Insert the power plug into a power outlet firmly Avoid using a loose unsound outlet or contact failure x Do not cut off the fitted power plug the removal of which could le...

Страница 16: ...hen be turned ON OFF using the SUB POWER button or the ON OFF button on the remote control Indicating lamp Indicating lamp Power status Operating OFF OFF When the main power switch is set to OFF Lights red ON When the main power switch is set to ON Lights green ON When the main power switch is ON and the ON button on the remote control or the SUB POWER button on the underside of the front of the f...

Страница 17: ...guide is being displayed x The volume will decrease when the VOL Tbutton is pressed while the guide is being displayed Audio Mute The audio volume can be temporarily muted by pressing the MUTE button of the remote control zWhen the MUTE button is pressed the above icon will appear x The volume setting can be lowered by pressing the VOLT button while the audio is muted x Muting can be cancelled by ...

Страница 18: ...pear different from the original Take this into consideration when making screen mode choices x Use of this monitor in its enlarged display mode with the wide feature enabled in coffee shops hotels and other establishments for commercial or pubic viewing purposes could infringe on the copyright holder s right protected by Copyright Law x When a normal 4 3 image is displayed over the entire screen ...

Страница 19: ...ghtness Contrast Color Tint Sharpness Color Temperature Black Enhancement Gamma Noise Reduction Low 2 8 On 2 2 Off 045 092 070 053 013 2 Press OK button then Use theSand TSELECT buttons to select the item Picture Image Audio Function Setup 1 Brightness Contrast Color Tint Sharpness Color Temperature Black Enhancement Gamma Noise Reduction Low 2 8 On 2 2 Off 045 092 070 053 013 3 Use theWand Xto ad...

Страница 20: ...White Color Temperature Audio Source 1 Sub Picture 1 Inverse Black Enhancement Panel Life Gamma Selected characters Noise Reduction 1 Only available in the PIP mode 2 RGB Input Picture Image Audio Function Setup 1 Setup 2 Brightness Auto Adjustment Volume PIP H Position Language System Reset Contrast H Position Treble PIP V Position Off Timer Freeze Mode Color Temperature V Position Bass PIP Layou...

Страница 21: ...MENU button to exit OSD Selected characters W X Setup hint Brightness Black is increased for overall darkness Black is decreased for overall brightness Adjust as desired Contrast Narrows the gap between light and dark Broadens the gap between light and dark Adjust for maximum visibility to suit the ambient brightness Color Decrease color level Increase color level Adjust as desired Tint Enhances r...

Страница 22: ...zontal Clock WVGA Type Vertical Filter Picture Size On On Off Frequency Mode PC Movie Off Picture Image Audio Function Setup 1 Auto Adjustment H Position Clock Phase Mode Display On Off 029 050 050 050 V Position Full Horizontal Clock WVGA Type Vertical Filter Picture Size On On Off Frequency Mode PC Movie Off Press RETURN button to return to Main Menu then press MENU button to exit OSD Selected c...

Страница 23: ...nal Screen Display is not needed when switching signals WVGA Type On Off This is only available for W VGA signal When it is set to On the display area mode can be selected Full or Real Vertical Filter On Off Turn On when concerned about screen flicker Frequency Mode PC Movie Set to Movie when viewing moving images on a personal computer Picture Size Full Normal Cinema Panoramic Change picture size...

Страница 24: ...io Source On Main Off Sub 029 050 050 050 Press RETURN button to return to Main Menu then press MENU button to exit OSD Selected characters W X Setup hint Volume Suppresses volume Enhances volume Adjust to taste Treble Suppresses treble Enhances treble Adjust to taste Bass Suppresses bass Enhances bass Adjust to taste Balance Suppresses right side sound Suppresses left side sound Adjust to taste M...

Страница 25: ... AV3 Sub Main Sub Main Press RETURN button to return to Main Menu then press MENU button to exit OSD Selected characters W X Setup hint PIP H Position Use the W Xbuttons to adjust pictures to the right or left positions Change PIP horizontal display position PIP V Position Use the S Tbuttons to adjust pictures to the up or down positions Change PIP vertical display position PIP Layout Window Layou...

Страница 26: ...ent Ϥ Ϥ Ϥ Ϥ Ϥ RGB Ϥ Ϥ Ϥ Ϥ Ϥ Main Source HDMI Ϥ Ϥ Ϥ Ϥ Ϥ POP5 or POP12 Sub Source Input terminal AV1 Composite AV2 Composite AV3 component AV4 component RGB HDMI AV1 Composite Ϥ AV2 Composite Ϥ AV3 component Ϥ Ϥ AV4 component Ϥ Ϥ RGB Ϥ Ϥ Main Source HDMI Ϥ Ϥ PIP Combination Table NOTE z Please be careful since image retention will occur if display is left in the PIP display state for a long period o...

Страница 27: ...60 Min This is used to reduce the panel image retention that can occur with stationary pictures by the white field signal Select 30 Min or 60 Min time limit operation and press the OK button Press the MENU button on the remote control to return to normal viewing Standby White Off 30 Min 60 Min This function is also provided against the image retention If time is set for this item the screen change...

Страница 28: ...up 2 ON OFF ON OFF Press MENU button to return to Main Menu then press MENU button to exit OSD Selected characters W X Setup hint System Reset Reset the parameters of above items back to factory setting by pressing the OK button Freeze Mode On Off Freeze the picture immediately Black Side Panel On Off This turns the gray sidebars On Off when watching normal mode screen size area It is always set t...

Страница 29: ...Volume Treble Bass For every input 1 setting is registered Balance 1 setting is registered Audio Mute For every input 1 setting is registered Menu Display Registration condition PIP H Position PIP V Position PIP Layout Function Window Layout 1 setting is registered Language Off Timer Screen Saver Screen Wipe Standby White Inverse Setup 1 Panel Life 1 setting is registered System Reset Freeze Mode ...

Страница 30: ...ed A guide is displayed for the input terminal Γ When the sync signal is no longer detected A guide displays NO SIGNAL Recheck the personal computer power switch status and the connection status When the input signal does not match the monitor specifications or is in an unstable status A guide displays OUT OF RANGE Recheck the input signal specifications 36 37 RGB NO SIGNAL RGB OUT OF RANG RGB ...

Страница 31: ...ds of time Do not display still images such as menus from game consoles PCs or logos on the monitor screen for long periods of time Reduce the Contrast level setting to the lowest acceptable setting NOTE About screen defects x High precision technology is used in the making of plasma panels but there may be dark spots points that do not illuminate and bright spots points that are too bright in som...

Страница 32: ... RANGE is displayed OUT OF RANGE An input signal is received abnormally Ɣ Ensure that the input signal matches the monitor specifications Ɣ Check to see that the signal cable is properly connected 13 14 Ɣ The indicating lamp is lit normally but there is no picture Ɣ Check the contrast and brightness settings adjust them for higher contrast and brightness Ɣ Check to see that the signal cable is pro...

Страница 33: ...9 display y Adjusting the Clock Phase will reduce the horizontal stripes RGB input 22 y Flickering in the form of horizontal lines oscillating up and down RGB INPUT only y If the direct frequency from the computer is below 85Hz try a higher frequency upper limit 85Hz There may be a slight attenuation of the current image y The top of the monitor heats up y When used for long periods of time the to...

Страница 34: ...utton and select Frequency Mode 8 Press theX or W buttons and search for clear characters over the entire screen 9 Perform adjustment for symptom 2 below when the characters are blurred on the entire screen z The display image may be momentarily disturbed during clock adjustment but this is not a failure Symptom 2 Text displayed across the screen appears blurred in its entirety Figure 2 A fine pat...

Страница 35: ... separate TTL level 2k H V composite TTL level 2k Sync on green 0 3 Vp p 75 Recommended signal 26 modes 37 Video input Input terminals AV1 Composite video input terminal RCA AV1 S S video input teminal AV1 L R audio input terminal RCA AV2 Composite video input terminal RCA AV2 S S video input teminal AV2 L R audio input terminal RCA AV3 Component YPbPr input terminal RCA AV3 L R audio input termin...

Страница 36: ...eld 15 SCL 6 TMDS Data1 16 SDA 7 TMDS Data0 17 DDC CED Ground 8 TMDS Data0 Shield 18 5V Power 9 TMDS Data0 19 Hot Plug Detect 10 TMDS Clock S input connector pin specifications Pin Input signal 1 Y 2 Y GND 3 C 4 C GND Frame GND x When different kinds of input signals are simultaneously input to the monitor via a graphics board or the like the monitor will automatically select the signals in the fo...

Страница 37: ...monitor differentiates the signal modes according to the horizontal and vertical frequencies and the horizontal and vertical sync signal polarities Note that different signals having all these elements alike may be handled as the same signal x Displaying images with more than 512 lines of vertical resolution at Full display compressed display can result in the interpolation of stripes With HDMI in...

Страница 38: ...AV4 input Signal mode No Signal name Resolution Vertical frequency Hz Horizontal frequency kHz Remarks 1 480i 480 59 94 15 73 2 480p 480 59 94 31 47 3 1080i 60 1080 60 33 75 4 720p 60 720 60 45 00 x The monitor differentiates the signal modes according to the horizontal and vertical frequencies and the horizontal and vertical sync signal polarities Note that different signals having all these elem...

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