3M 8749 manual Phenomena That May Easily Be Mistaken for Machine Defects, Phenomenon

Page 38

Phenomena That May Easily Be Mistaken for Machine Defects

Before requesting repair, check in accordance with the following chart. If the situation cannot be corrected, then contact your dealer.

Phenomenon

Cases not involving a machine defect

Items to be confirmed

Reference

Page(s)

 

 

 

 

 

 

 

 

The main power source is not ON.

Turn on the main power.

3, 14

 

 

 

 

The electrical power cord is not plugged in.

Correctly connect the power cord.

 

 

 

 

 

 

Power does not

 

Be sure to press the “O” (power OFF) side

 

come ON

The main power source has been

of the main power switch, and leave this OFF

14

 

interrupted during operation, such as by

for approximately 20 minutes. After the unit

 

a power outage (blackout), etc.

has sufficiently cooled down, turn ON the

 

 

 

power source.

 

 

 

 

 

No sound or

The input changeover settings

Select the input signal, and

15

are mismatched.

correct the settings.

pictures are

 

 

 

 

 

 

 

outputted

No signal is being inputted.

Correctly connect the connection cord.

10, 11

 

 

 

 

 

The electrical wiring to this unit

Correctly connect the connection cord.

10, 11

 

is not correctly connected.

Pictures are

 

 

 

 

 

The volume setting has been set at (or

 

17

displayed, but no

Adjust the VOLUME setting to a higher level.

adjusted to) an extremely low level.

sounds are heard

 

 

 

 

 

The MUTE mode is the current setting.

Press the MUTE button to release

17

 

 

(change) the MUTE mode setting.

 

 

 

 

 

 

 

 

The electrical wiring to this unit

Correctly connect the connection cord.

10, 11

Sounds are

is not correctly connected.

 

 

heard, but no

The brightness setting has been set at

Adjust the BRIGHT setting to a

24

pictures are

(or adjusted to) an extremely low level.

brighter level.

 

displayed

 

 

 

The Slide lens door has not been removed.

Remove the Slide lens door.

14

 

 

 

 

 

Colors have a faded-

 

Perform picture adjustments by changing the

25

out appearance

Color depth setting or color tone setting

COLOR BAL R, the COLOR BAL B, and/or the

Color tone is poor

 

TINT settings, etc.

 

 

 

 

 

 

The brightness setting and/or contrast

Perform picture adjustments by changing the

24

 

setting has not been properly adjusted.

BRIGHT and/or CONTRAST settings, etc.

 

 

 

 

 

 

Pictures appear

The WHISPER mode is the current

Change (by releasing) from the

28

dark

setting.

WHISPER mode.

 

 

Lamp is approaching the end of its

Exchange the old lamp with a new

30, 31

 

product lifetime.

lamp.

 

 

 

 

 

 

Pictures appear

Either the FOCUS setting or the H

Adjust the FOCUS and H PHASE settings.

15, 25

blurry

PHASE is not properly adjusted.

 

 

 

 

 

 

NOTE

Although bright spots or dark spots may appear on the screen, this is a unique characteristic of liquid crystal displays, and such do not constitute or imply a machine defect.

37

Image 38
Contents MP8749 Multimedia Projector Contents MP8749 Multimedia Projector Operators GuideProjector Features Ultra High BrightnessConnect your devices to the projector Part Names ProjectorRemote Control Setting UP the Projector Angle AdjustmentAdjusting the Screen Size and Projection Distance If 43 aspect ratioConnecting Your Devices Ports and Cables Function Projector Port Connection CablesConnecting Your Devices Connecting to a ComputerConnecting to a DVD Player Connecting to a VCRConnecting to a Display Monitor Operating the remote control Using the Remote ControlPutting batteries into the remote control unit Turning on the Power Selecting an Input Signal Turning OFF the Power Press Buttons to adjust Volume Adjusting the VolumePress the Volume button Temporarily Muting the SoundPress the Position button Adjusting the PositionUse Buttons to adjust Position Automatic Adjustment for Video Input Using the Automatic Adjustment FeatureAutomatic Adjustment for RGB Input Press the Auto buttonCorrecting Keystone Distortions Press the Keystone buttonUsing the Magnify Feature Freezing the ScreenTemporarily Blanking the Screen Signal SearchingSelecting the Aspect Ratio Select an item using Buttons, then press Or Enter button Using the Menu FunctionsSelect a menu using Buttons Then press Or Enter button Press Buttons to adjust the levelMain Menu Multifunctional SettingsMain Menu PICTURE1 Menu Picture 1 MenuPicture 2 Menu PICTURE2 MenuAuto Input MenuInput Menu VideoBlank Screen MenuScreen Menu Start UPOption Menu VolumeOption Menu Auto OFFAvailable Functions Remote Control Operation Operating the PC ScreenHigh Voltage High Temperature High Pressure LampReplacing the lamp Do not use with lamp cover removedAIR Filter Caring for the air filterReplacing the air filter Fixing the Handle HandleOther Care Related Messages Regarding the Indicator Lamps Power Lamp TempItems to be confirmed Phenomena That May Easily Be Mistaken for Machine DefectsPhenomenon Specification SpecificationsDimension Diagram Accessories Part Number Not Included with Basic Packet Part NumberDN00401 QR56331OGENG

8749 specifications

3M 8749 is a leading-edge adhesive designed for a variety of applications, primarily in the automotive, aerospace, and manufacturing industries. This high-performance adhesive is renowned for its exceptional bonding capabilities, making it a preferred choice for professionals who require both reliability and versatility in their bonding solutions.

One of the standout features of 3M 8749 is its robust adhesive strength. It is engineered to bond a wide range of substrates, including metals, plastics, ceramics, and composites. This remarkable versatility allows users to tackle complex bonding challenges with confidence. The adhesive excels in demanding environments where both strength and durability are paramount, ensuring that joints remain intact even under stress.

Another key attribute of 3M 8749 is its resistance to environmental factors. The adhesive is formulated to withstand extreme temperatures, moisture, and exposure to chemicals, making it suitable for use in both indoor and outdoor applications. This resilience contributes to the long-term performance of bonded assemblies, reducing the need for frequent repairs or replacements.

3M 8749 incorporates advanced technology in its formulation. It utilizes a unique blend of polymers that enhances not only adhesion but also flexibility, which is crucial when bonding dissimilar materials that may expand and contract differently. This flexibility helps to prevent bond failure due to thermal cycling, a common issue in many industrial settings.

In terms of application, 3M 8749 is user-friendly, allowing for easy handling and precise placement. It can be applied using a variety of techniques, including manual dispensing, spray application, or automated dispensing systems. This makes it suitable for both small-scale projects and large-scale manufacturing processes.

The adhesive is also formulated to allow for quick curing, which minimizes downtime in production environments. This feature is particularly beneficial for manufacturers looking to increase efficiency and throughput without sacrificing bond quality.

In conclusion, 3M 8749 stands out in the adhesive market due to its exceptional bonding strength, environmental resistance, innovative formulation, and ease of use. It is a reliable solution for a diverse range of applications, ensuring that professionals can achieve lasting results in demanding conditions. Whether in automotive production or aerospace assembly, 3M 8749 delivers the performance necessary for success.