Toshiba TLP780U TLP781U owner manual Trouble indications, Main unit side

Page 62

Trouble indications

If there is some problem inside the projector, the indicators light up or blink.

CONTENTS

62

LAMP

TEMP

FAN

The power does not come on.

ON

 

→ Malfunction of the unit.

(Off)

 

 

 

 

• Unplug the power cord and call the dealer.

 

 

 

Or (Lit in red)

LAMP

ON

(Lit in red)

(Lit in red)

TEMP

FAN

 

The lamp turns off or does not light up.

→The projector will return to the standby mode in about 2 minutes.

If the projector does not operate normally when the power is switched on again, the lamp is at the end of its life duration or the unit has a fault.

•Lamp's life duration is over, replace the lamp with a new one. 66

•Unplug the power cord and call the dealer.

Indicators

 

 

ON / STANDBY

 

 

 

P

T

EMP

 

ON

LAM

 

F

 

 

 

AN

N

LAMP

O

 

(Lit in red)

TEMP

FAN

 

(Lit in red) (Lit in green)

Or

(Lit in orange)

Or

(Lit in green)

Or

(off)

The power turns off or does not come on.

→The inside is too hot, or the projector has been working in an area of high temperature.

•Place the projector correctly so the intake and exhaust fan's holes are not covered.

•Turn the projector off, and leave it for a while, and turn it on again.

•Clean the air filter. 63

*The icon appears before the power turned off.

*The projector returns to the standby mode after the fault display has been shown for about 2 minutes.

 

 

 

 

 

R

 

EXI

 

 

 

 

 

TE

 

 

 

 

 

 

EN

 

 

T

 

 

 

 

 

U

 

 

A

 

 

 

 

 

 

 

UT

 

 

 

 

 

N

 

 

O

S

 

 

 

 

E

 

 

 

 

 

 

 

M

 

 

 

E

 

 

 

 

 

 

 

T

 

 

 

 

 

 

 

 

K

 

 

 

 

T

 

 

 

E

 

 

 

U

 

 

 

Y

 

 

P

 

 

 

S

 

N

 

 

 

 

T

I

 

 

 

 

 

O

 

 

 

 

 

 

N

 

 

 

 

 

VOL / ADJ

 

E

 

 

 

 

 

 

 

 

LAMP

ON

(Lit in red)

TEMP

FAN

 

(Lit or flashing in red)

Or

(Lit or flashing in orange)

The power turns off or does not come on.

→Trouble with the cooling fan.

• Unplug the power cord and call the dealer.

*The icon appears before the power turned off.

*The projector returns to the standby mode after the fault display has been shown for about 2 minutes.

Control panel

(Main unit side)

LAMP

ON

 

(Lit in red)

(Flashing

 

in orange)

Notes

TEMP

FAN

The power turns off or does not come on.

 

→ The lamp cover is not properly attached.

 

 

 

 

• Unplug the power cord and reattach the lamp cover. 67

* The icon appears before the power turned off.

*The projector returns to the standby mode after the fault display has been shown for about 2 minutes.

Maintenance

•If abnormality occurs while operating, unplug the power cord.

•When reinserting the power cord before the lamp has cooled, please wait until the lamp has cooled sufficiently before use. When the lamp is at a high temperature, it may not light and the life duration will be shortened.

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Page 61 Page 63
Contents TLP780U Safety Precautions Important Precautions Important Safety Instructions Important Safety Instructions HeatObject and Liquid Entry Damage Requiring Service Do not carry by the camera arm Strong light may cause damage to your eyes or sightPower supply cord selection Contents Refer to Names of each part on the main unitExplanation here is only for the model without the document Menu button Input button Names of each part on the main unitTop side Right side Names of each part on the remote control Open the cover Install the batteriesLoading batteries Attach the coverRear side Remote control operationFront side Floor-mounted projector placement ViewerSide view Determine the screen size projected on the screenTop view Take off the lens cover Connect the power cordLight Orange Power cord Supplied Insert the other end into a wall outletLift up Lower Projector placement angle adjustmentFoot adjuster Foot adjuster release button Turn clockwise to lift up Turn counterclockwise to lowerCeiling-mounted projector placement Viewer Translucent screenConnecting a computer Computer in 1 connector Connecting a computer Computer in 2 connector Connecting video equipment Connectionsand Projector operation control by a computer ComputerHow to use the output connector Lamp lights and the start up display appears Projection on the screenPress ON/STANDBY Language Turn on the connected equipment and put it in playback modePress Enter to confirm Dialog box to find and designate this filePress Enter Select the input source by pressing Input repeatedlyPress Input and hold for two seconds Input source selection menu appearsStill picture is recommended for focusing Adjust the picture size by turningFocusing ring Zooming leverPress VOL/ADJ +/- to adjust volume About the LCD PanelPress ON/STANDBY again Turning the power offPress ON/STANDBY after using the projector Source computer and project the image Adjusting the picture automaticallyInput full screen video signals from the input Press Auto SETConfirm the keystone distortion Correcting the keystone distortionPress Keystone Keystone adjustment finishes After confirming that V-keystone is selected on the menuPress Mute Icon appears in the mute modeCutting off the picture and sound temporarily Sound and picture are cut off temporarilyPress Freeze Icon appears in the freeze modeFreezing the picture Picture freezesPress Resize Icon appears in the resize modeEnlarging the picture size Sub-picture is displayed Displaying PIP Sub-picturesPress PIP Displaying Information Press CallOperating a computer by the remote control Press Menu once again Operating the menu screenPress Menu Select the item with the selection ButtonsEnter Press Enter Adjust with VOL/ADJ +Select the item with selection buttons Press EnterGuide Menu adjustments and settings ShutterFull Menu adjustments and settings Picture Full Menu adjustments Position Full Menu adjustments Color Full Menu adjustments and settings Audio Full Menu adjustments and settings Display Settings AdjustmentsFull Menu settings Default setting Full Menu settings Reset Reset allPIP menu setting ImagingDocument camera Preparation of the document imaging camera Camera head over them Press ARM LightSet a document to be projected Press Camera to select the camera input mode Move the camera head to adjust the size of the pictureCamera subject which is too dark or vivid When finished, turn off the light and close itPress Camera Gain +/- to improve view of a Put back the armOverlaying projection Project a white paper and enlarge it to fill Balance Press W.BALANCE to turn the Lock indicatorLocking the white balance ScreenCover the camera lens with a piece of black Correcting illuminated defectsWith the document camera operating, fully Paper or clothTrouble indications Main unit sideClean the air filter Air filter cleaningUnplug the power cord Take off the air filter cover Detach the air filterAir filter Air filter cover Assemble the air filterMount the air filter cover Cleaning the main unit Lens and main unit cleaningCleaning the lens Replacing the intake, exhaust fans and air filterTake off the lamp cover on the bottom panel Lamp replacementUnplug the power cord Wait until the lamp gets cool enough Pull out the lampAttach the lamp cover Reset the lamp timerLoad a new lamp Slide the cover into place and tighten the two screwsBefore calling service personal Symptom Cause CorrectionBefore calling service personal Mini D-sub 15pin Connector Do not connect anythingSignal Timing Horizontal Signal Timing Vertical Applicable signalApplicable computer signal Timing chartCompatible components video signal Y/PB/PR Applicable signalCompatible Video and S-Video signal Command list Controlling the projector by using RS-232CSignal assignment of RS-232C Interface format Controlling the projector by using RS-232C VCL MO0 MS0 PIP Liquid crystal display SpecificationsMain unit Projection lensReplacement lamp SpecificationsAccessories Sold separatelyYour Responsibility Limited two 2 Years Warranty of Parts and LaborStep-by-step procedure how to obtain warranty service Limited Warranty

TLP780U TLP781U specifications

The Toshiba TLP780U and TLP781U are opto-isolators designed to provide excellent performance in various applications, ensuring high levels of electrical isolation between input and output circuits. These devices are part of Toshiba's extensive portfolio of opto-couplers, which leverage advanced technologies to meet the demands of modern electronic systems.

One of the most notable features of the TLP780U and TLP781U is their high isolation voltage, which is rated up to 5000Vrms. This is particularly important in applications where safety and protection of sensitive components from high voltages are crucial. By providing robust electrical isolation, these opto-isolators help in preventing damage from voltage spikes and interference.

Both the TLP780U and TLP781U utilize a high-speed GaAlAs infrared LED as the light source, coupled with a phototransistor on the output side. This configuration enables rapid data transmission, making these devices suitable for high-speed applications. The TLP780U boasts a high-speed variant, while the TLP781U is designed for lower-speed requirements, offering flexibility depending on the application's needs.

In terms of package design, the TLP780U and TLP781U come in a compact and reliable DIP (Dual In-line Package) configuration. This allows for easy integration into printed circuit boards (PCBs), while also ensuring stable performance in various operational environments. Their compact size is particularly beneficial in space-constrained applications.

Another important characteristic of these devices is their wide operating temperature range, from -40°C to 100°C. This wide range ensures reliable operation in diverse environments, making them suitable for industrial, automotive, and consumer applications. This reliability is further enhanced by the devices' long operational lifespan, reducing the need for frequent replacements.

In summary, the Toshiba TLP780U and TLP781U opto-isolators deliver essential electrical isolation, high-speed performance, and versatile operational capabilities. Their combination of advanced technologies and robust features positions them as ideal solutions for interfacing circuits, signal isolation, and data transmission in various industries. Whether for safety-critical systems or general signal processing, these opto-isolators provide the performance and reliability needed in today's electronic designs.
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