Troubleshooting | JVC G2000 specification

Troubleshooting

Solutions to common problems related to your projector are described here. If none of the solutions presented here solves the problem, unplug the projector and consult a authorized dealer or service center.

Symptom	Probable cause	Corrective action	Page
Power is not supplied.	• Is the power cord disconnected?	• Insert the power cord (plug) firmly.	24

	• Is the main power switch turned on?	• Turn on the MAIN POWER switch.	26

	• Is fuse burned out?	• Turn off the main power switch, and	60
		check the fuse. If it is burned out,
		replace it.
	• Is the lamp-replacement opening cover	• Turn off the MAIN POWER switch,	26, 62
	closed correctly?	close the lamp-replacement opening
		cover, and turn on the main power
		switch again.

	• Is the air filter closed correctly?	• Turn off the MAIN POWER switch, fit	26, 64
		the air filter correctly, and turn on the
		main power switch again.

	• Has the lamp life expired? (Has the	• Turn off the MAIN POWER switch,	26, 61, 63
	lamp use time reached 1000 hours?)	replace with a new light-source lamp,
		and turn on the MAIN POWER switch.
		Reset the lamp use time after replacing
		with a new lamp.

Light is not emitted,	• Is the lens cap removed?	• Remove the lens cap.	24
or light level is low.
or light level is low.	• Is the lamp life near its end?	• Check the lamp use time on the menu,	44
	• Is the lamp life near its end?	• Check the lamp use time on the menu,	44
		and if the lamp life is near its end,
		arrange for a replacement lamp, or
		replace a little earlier.

With power on,	• Is the air intake or exhaust area	• Turn off the MAIN POWER switch,	6, 8, 15, 26
operation starts but	blocked?	remove any blocking objects, and turn
stops in a few minutes.		on the MAIN POWER switch again.

Video image does not	• Is the correct input selected?	• Select the correct inputs with the	27
appear, or audio		VIDEO and COMPUTER buttons.
sound does not occur.
sound does not occur.	• Are connected devices connected	• Connect connected devices correctly.	20
	correctly?

	• Are signals being supplied from the	• Set connected devices correctly.	–––
	connected devices?

	• Are input signals (scanning frequency,	• Check if the signal is correct as input	19
	etc.) appropriate?	(scanning frequency, etc.).	19
	etc.) appropriate?	(scanning frequency, etc.).
		Input the appropriate signal.

	•Is the source setting correctly selected?	• Set the source setting to AUTO, or to	47, 49, 54
	Isn’t the wrong source (forced mode) or	the correct dedicated source (forced
	channel selected?	mode) or channel.

	• Is brightness adjusted correctly?	• Adjust brightness on the menu.	40
	• Is volume set at minimum?	• Adjust volume with the remote control’s	28
		VOL. (+/–) buttons.
	• Aren’t video and audio turned off by	• Press the remote control’s AV MUTING	29
	pressing the remote control’s AV	button to turn video and audio on.	29
	pressing the remote control’s AV	button to turn video and audio on.
	MUTING button?

While playing video,	• Weve adjustments performed correctly	• To have installation adjustments
image is sometimes	during installation?(Have you added	performed, ask the dealer where your
disturbed.	any new device after installation	projector or service senter.
	adjustments?)

Video image dims.	• Is focus adjusted correctly?	• Adjust focus with the remote control’s	28
		FOCUS (+/–) buttons.

	• Is distance too short or too long?	• Set the projector at the correct	16, 17
		distance.	16, 17
		distance.

	• Are TRACKING and PHASE adjusted	• Adjust TRACKING and PHASE on the	32, 38
	correctly?	menu.	32, 38
	correctly?	menu.

ENGLISH

65

G2000 p.60-71

65

99.11.20, 3:30 AM

Image 67

JVC G2000 manual Troubleshooting

Contents

Pour l’utilisateur For customer UseModel No No de modèle G2000 Serial No No de série G2000 CoverA4 99.11.19, 1042 PM G2000 About burning-in of the D-ILA device Safety Precautions Xenon gas is enclosed with high pressure inside the light Safety PrecautionsLighters that present special hazards when over heated Lamp is turned on. Exposure of your eyes to the strong Contents Accessories Front Side / Top Surface / Right Side Controls and Features Control panel Connector panelHow to extend the adjustable foot on the rear Left-hand side Fixing foot Position selecting screw for ceiling mounting Bottom SurfaceAir intake area filter Opening for replacing the light-source lamp Control Panel Computer button Setting buttonWhen a menu is shown Video button Computer OUT computer output terminal D-sub 3-row 15 pin Connector PanelC S video input terminal Mini DIN 4 pin RS-232C terminal D-sub 9 pin Audio audio input terminal stereo mini jack Input of external sync signals is automatically detectedAudio input terminal stereo mini jack Row 15 pin Remote Control Unit Open the back cover Installing BatteriesInstall the batteries Precautions for using batteries When installing the projector, observe the followings Installing the ProjectorPrecautions for Installation Do not install the projector in the following places Projection Projection Distance and Screen SizeProjection screen size diagonal length Center line of the lens 65.6 ft 20.0 m 345 Approx cm 521 55.76 ft 17.0 m 294 Approx cm 44359.04 ft 18.0 m 311 Approx cm 469 62.32 ft 19.0 m 328 Approx cm 495 Setting the position selecting screw for Ceiling Mounting Effective Range and Distance of the Remote Control UnitEffective range and distance of the remote control unit Computer signals Connecting to Various DevicesSignals that Can Be Input to the Projector Video signals Hi-Vision devices Connecting to Video DevicesConnecting to Hi-Vision Devices Video devices Game device, etc Connecting to Other DevicesConnecting to Devices which Control the Projector Desktop type RGB output devices Connecting to Computer DevicesConnection to an IBM PC or IBM-compatible computer Read the manual which comes with each device thoroughly Connection to Macintosh To monitor connector SuppliedPersonal computer connection cable To prevent fire and electric shock, observe the following Connecting the Power Cord SuppliedTo use the projector Remove the lens cap When Turning On the Devices Connected to the Projector Press the Operate button for one second or more Turning on the PowerTurn on the Main Power switch Basic Operations When you press Computer Adjust the screen sizeSwitch the input When you press Video Buttons Adjust focusAdjust sound volume Adjust focus with the remote control’s Focus + Press once To turn off video image and audio sound temporarilyTo use the quick alignment function Projector’s button Projector button To display the Setting menuTo use the remote control’s Preset button Values, press the remote control’s Preset button Back button To display Channel Press the Setting button to select the desired item Operating the Setting MenuMaking Basic Settings Press the Setting button of the projector Operating the Main Menu Configuration of the Main Menu Computer-related input Operating the Main Menu Basic Operation of the Main Menu To finish the main menu, press the page Back button Changing the Color SystemSelect Decoder with the cursor button 5 or Set the color system with the cursor button 2 or Button Changing the Language DisplaySelect Language with the cursor button 5 or Set the desired language with the cursor button 2 or Main menu appears on the screen Adjusting the Pixel ClockAdjust Tracking and Phase with the cursor buttons Select Pixel Clock with the cursor button 5 or Adjust H. POS. and V. POS. with the cursor buttons Adjusting the Screen PositionSelect Position with the cursor button 5 or When computer-related signals are input Adjusting Picture QualitySelect the item to adjust with the cursor button 5 or When AV signals are input Picture menu Submenu itemsFor video system input For computer system input 30 ← 0 ← +30 Gets higher 30 → 0 → +30 Gets less reddish Sets a mode which allows easyAdjustment values 0, text 30 ← 0 ← +30 Gets brighter 30 → 0 → +30 Gets lower Button 5 or Adjusting Sound QualityAdjust Treble and Bass with the cursor buttons Select the Sound with the cursor Select the Options with the cursor button 5 or Setting and Adjusting Other Functions OptionsSelect the item to set adjust with the cursor button 5 or Following optional functions can be set adjusted Options menu Set adjust the desired item with the cursor button 2 or Aspect Source item displayed in text is indicated in magenta color Changing Setting the SourceSelect a submenu item Source using the cursor button 5 or Select the item to set using the cursor buttons 5/ or 2/3 Fix it When Auto is selectedWhen a dedicated source mode is selected When User is selected Submenu item Channel Setting Up ChannelsChannel Setup menu Select the Channel with the cursor button 5 or Press the MENU/ENTER button to set fix To delete the contents of the channel registered set upFix Press the cursor button 5or to select a Line item SOURCE’ or SWNo item. First register a Line item Channel setup menuSource Setup menu is displayed on the screen If any Line item is not registered, you cannot choose a Press the MENU/ENTER button to set Press the page Back button To set up a switcher number SWNoPress the cursor button 3 to move to SWNo Press the cursor button 2or 3to select a number Select the Channel number with the cursor button 5 or Press the page Back when no menu is displayedTo changing channels using a Direct Channel Changing Channels Selected CH is shown in magenta color Channel Setup/Selection menuSubmenu item Channel Source Submenu item User Source Setup Setting up or Change User SourcesPress the cursor button 5 or to select User Source Setup Before setting up a user source Press the cousor button 3 to move to User Name Up to 9 input positions can be selected User Name Setup menuTo delete user names Overwrite the user name with spaces Press the cursor button 5or to select Display Size Setting up or Changing the Display SizePress the cursor button 5or to select an item to adjust Press the cursor button 2or 3to make adjustments Fuse 15A Fuse holder Place the main power switch to the OFF à positionReplacing the Fuse Loosenit. the fuse holder to remove Loosen the two screws with a flat-end screwdriver Remove the lamp-replacementReplacing the Light-Source Lamp Opening cover by Loosening Screws Fasten the two screws with a flat-end screwdriver Insert the new lamp unit fully inside and fasten the screws Projector’s button Resetting the Lamp Use TimeTurn on the Main Power switch to go into stand-by mode This completes the resetting of the lamp use time Fasten the screw with a flat-end screwdriver Cleaning and Replacing the FilterClean the filter Reinstall the filter Troubleshooting Maintenance When the emergency indicator starts blinking AV in AV in input SpecificationsComputer in Computer input Other Front Outside dimensionsDTV-format signals Top Computer IN-1 PC / Computer OUT Terminal Pin assignment Specifications for terminalsTerminal RS-232C terminal G2000 CoverA4 99.11.19, 1042 PM Hughes-JVC Technology Corporation