Hitachi HDPJ52 user manual Whisper function is working, Whisper function may cause screen ﬂicker

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Troubleshooting

Phenomenon	Cases not involving a machine defect
	AUTO1 or AUTO2 is selected for the BLACK mode.
	Please set the BLACK mode to TURN OFF using the BLACK button
Flicker appears on	(27) or the BLACK item in the PICTURE menu (41).
the screen.	The WHISPER function is working.
	The WHISPER function may cause screen ﬂicker.
	Set the WHISPER item (48) in the SETUP menu to NORMAL.
	The fan speed has been automatically changed.
	When the ambient temperature is, the projector will automatically
Projector is very	raise the cooling fan speed to keep the internal temperature stable.
noisy.	Lower the ambient temperature.
	If you want to reduce noise more, set the WHISPER item (48) in
	the SETUP menu to WHISPER.

NOTE • Although bright spots, dark spots, uneven color or misconvergence may appear on the screen, these are common characteristics of liquid crystal displays, and do not constitute or imply a machine defect.

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Contents Thank you for purchasing this projector Trademark acknowledgmentProjection Before usePreparations Basic operationWarranty and after-service Speciﬁcations MaintenanceTroubleshooting Advanced MenuProjector features About this manualAbout contents of package Part names ProjectorControl buttons PortsComponent Video Remote control CONTRAST, BrightPC, HDMI, Compo Fastening the lens cover StrapStrap hole Rivet Arrangement On a horizontal surface Suspended from the ceilingFor 169 screens For 43 screensAdjusting the projector’s elevation Connecting your devices With a VCR/DVD playerFor an Hdmi signal source For a DVI signal sourceFor an Scart RGB input With a computer Optional UseVesa Text Computer signal examplesAbout Plug-and-Play capability VesaConnecting the power supply Using the cable coverLoading batteries into the remote control Remote control Sensor Approximately Using the remote controlUsing the remote control button lights Light buttonPower indicator Turning the power onPower button STANDBY/ON buttonSelecting an input signal Automatically adjusting the pictureAdjusting the focus Adjusting the display positionAdjusting the zoom Zoom ringTurning the power off Wide  For no signal or an unrecognized signal 169 ﬁxed169 MOVIE1 MOVIE2Bright DarkNormal Standard Mode Gamma Color IrisTemp Cinema LOWAUTO1 Bright DarkTurn OFF AUTO2To load saved adjustment settings MY MemoryTo save adjustment settings MY MEMORYEasy Menu operation To display a menu when no menu is currently displayedTo switch from the Advanced Menu to the Easy Menu To change the display languageTo operate the selected item To reset the operationEasy Menu functions To close the menu Cinema High  Normal Cinema LOW  MusicReddish  Greenish Darker  BrighterWeaker  Stronger MirrorItaliano  Norsk  Nederlands  Português ResetEnglish  Français  Deutsch  Español Language Svenska  Русский  Suomi  Polski  TürkçeTo switch from the Easy Menu to the Advanced Menu Advanced Menu operationTo reset the menu settings To select a menu High Picture menu Standard  CUSTOM-1, CUSTOM-2, CUSTOM-3, CUSTOM-4Description To adjust a Custom mode Step Ramp Gray scaleCUSTOM-1  CUSTOM-2  CUSTOM-3  CUSTOM-4 These modes set the same color temperature as the mode name6500K  7500K  9300K  Hi-BRIGHT  6500K, 7500K, 9300KStep  Ramp Gray scale Greenish  ReddishIris Description To save adjustment settings MemoryUsing the / cursors buttons changes the aspect ratio Image menuOver Scan  For a signal from the Component Video ports  For a signal from the Computer port For a signal from the Hdmi port  For a signal from the S-VIDEO or Video port Film Input menuTV  Film  Turn OFF  Auto Scart RGB Component  Scart RGB Component  NTSC, PAL, SECAM, NTSC4.43, M-PAL, N-PALExample for a video, s-video and component video signal Example for computer RGB signalsExample for an Hdmi signal Example for a Scart RGB signalKeystone Setup menuReduce top of the image  Reduce bottom of the image Normal  WhisperScreen menu LanguageMenu Position Start UP MyScreen  Original  Turn OFF MyScreen  OriginalMessage Using the / cursor buttons switches between the dialogs To move the black bars up and downReset  Cancel Option menuLong max min.  Short min min High  Normal FAN Speed  Ghost  Stripe Factory Reset  Filter MessageUsing the / cursor buttons changes the rotation GhostFactory Reset Filter Message50h  100h  200h  300h  Turn OFF Lamp Replacing the lamp by yourself Bottom Projector Lamp cover ScrewAir ﬁlter FilterAir ﬁlter Knobs Maintenance Cabinet and Remote control Inside of the projectorLens Internal temperature is high There is no input signalHorizontal or vertical wavelength of the input signal Related messagesRegarding the indicator lamps Power Lamp TempThere is a possibility that the interior of the projector Indicator Cooling fan is not operatingIt is time to clean the air ﬁlter Has overheatedSignal cables are not correctly connected Main power source has been interrupted during operationBy a power outage blackout, etc Lens cover is closedColor settings are not correctly adjusted Brightness is adjusted to an extremely low levelMenu function or the remote control Color Space setting is not suitableWhisper function may cause screen ﬂicker Set the Whisper item 48 in the Setup menu to NormalWhisper function is working Fan speed has been automatically changedDigital input port SpeciﬁcationRGB input port Communication portDimension diagram Unit mm40, 43, 44 Entry ExplanationInterface which is an interface standard for NtscPAL ScartSecam

The WHISPER function is working.

The WHISPER function may cause screen ﬂicker.

Set the WHISPER item (48) in the SETUP menu to NORMAL.

The fan speed has been automatically changed.

Projector is very