3Com 8755H, 8913H, 8916, 8912H user manual Aspect, Auto, Keystone, Execute, Picture Mode

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EASY MENU

EASY MENU

From the EASY MENU, items shown in the table below can be performed.

Select an item using the ▲/▼ cursor buttons. Then perform it according to the following table.

Item

 

Description

ASPECT

Using the ◄/► buttons switches the mode for aspect ratio.

See the ASPECT item in IMAGE menu (28).

 

AUTO

Using the ► button executes the auto keystone function.

KEYSTONE

See AUTO KEYSTONE EXECUTE item in SETUP menu (33).

EXECUTE

 

 

KEYSTONE

Using the ◄/► buttons corrects the vertical keystone distortion.

See KEYSTONE

item in SETUP menu (33).

 

Using the ◄/► buttons switches the picture mode.

The picture modes are combinations of GAMMA and COLOR TEMP settings. Choose a suitable mode according to the projected source.

 

NORMAL ó CINEMA ó DYNAMIC ó BOARD(BLACK)

 

DAYTIME ó WHITEBOARD ó BOARD(GREEN)

 

 

 

 

 

 

COLOR TEMP

GAMMA

 

 

 

 

 

NORMAL

#2 MID DEFAULT

#1 DEFAULT

PICTURE MODE

CINEMA

#3 LOW DEFAULT

#2 DEFAULT

DYNAMIC

#1 HIGH DEFAULT

#3 DEFAULT

 

BOARD(BLACK)

#4 Hi-BRIGHT-1 DEFAULT

#4 DEFAULT

 

BOARD(GREEN)

#5 Hi-BRIGHT-2 DEFAULT

#4 DEFAULT

 

WHITEBOARD

#2 MID DEFAULT

#5 DEFAULT

 

DAYTIME

#6 Hi-BRIGHT-3 DEFAULT

#6 DEFAULT

When the combination of GAMMA and COLOR TEMP differs from pre-assigned modes above, the display on the menu for the PICTURE MODE is “CUSTOM”. Please refer to GAMMA (25) and COLOR TEMP (26) items in PICTURE menu.

When this function is performed, a certain extra such as a line may appear.

(continued on next page)

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Contents Trademark acknowledgment About this manualThank you for purchasing this projector Contents Fastening the lens cover Contents of packageHOT Part namesProjector Cb/Pb, Cr/Pr ports Video port Audio IN3 L,R ports 11 13 10 Control panelRear panel &9 Control port USB portRemote control On a horizontal surface Suspended from the ceiling Setting upArrangement Arrangement Player Connecting your devicesMonitor VCR/DVDAbout Plug-and-Play capability Connecting your devicesAnti-theft chain or wire Security slot Security bar Connecting power supplyUsing the security bar and slot AC inlet Power cordPutting batteries Remote controlAbout the remote control signal Mouse left button Press Enter button Changing the frequency of remote control signalUsing as a simple PC mouse & keyboard Mouse right button Press Reset buttonTurning off the power Power on/offTurning on the power Operating Adjusting the volumeSelecting an input signal Press Mute button on the remote control For no signal Searching an input signalSelecting an input signal  For a computer signalFocus ring Adjusting the projectors elevatorAdjusting the zoom and focus  For a component video signal Using the automatic adjustment featureAdjusting the position  For a video signal and s-video signalCorrecting the keystone distortions Using the magnify featureBlank button Freezing the screenTemporarily blanking the screen Freeze buttonMenu button Using the menu functionESC button Reset button Easy MenuAdvanced Menu Using the menu functionAdvanced Menu Keystone Picture ModeAspect AutoEasy Menu Gamma Picture menuColor Temp Picture menuSAVE-1, SAVE-2, SAVE-3, SAVE-4 LOAD-1, LOAD-2, LOAD-3, LOAD-4MY Memory Over Scan For a computer signalFor no signal Image menuSize PhaseAuto Adjust Image menuColor Space Input menuProgressive Video NRFrame Lock Input menuVideo Format For some pictures, this function may not work well ResolutionSetup menu Monitor OUT Setup menuStandby Mode Audio VolumeAudio menu SpeakerBlank Using the /// buttons adjusts the menu positionScreen menu MyScreen Screen menuStart UP Message Capturing error has occurred. Please try againMyScreen registration is finished MyScreen LockTemplate Source NameAuto on Option menuAuto Search Lamp Time Option menuAuto OFF MY Source ServiceMY Button Filter Message GhostInformation Factory ResetKEY Lock Remote FreqSecurity Using Security FeaturesInputting the Password Changing the PasswordSetting the Password Using the MyScreen Password FunctionIf you have forgotten your Password Turning on the MyScreen Password FunctionRegistering the PIN Code Using the PIN Lock FunctionTurning the Password off Description SecurityIf you have forgotten your PIN Code Turning Off the PIN Lock FunctionTurning On the Transition Detector Function Using the Transition Detector FunctionSetting the Transition Detector Password Setting the Transition Detector off Displaying the MY Text Using the MY Text Password functionWriting the MY Text Description Turning on the MY Text Password Channel Closed Caption menuDisplay ModeLamp cover MaintenanceReplacing the lamp Type number 456-8755H Replacing the lampReplacing the lamp Lamp warningType number MU05611 Cleaning and replacing the air filterCleaning and replacing the air filter Caring for the lens Caring for the cabinet and remote controlOther care Inside of the projectorRelated messages TroubleshootingRegarding the indicator lamps Shutting the projector down Resetting all settingsInput changeover settings are mismatched Electrical power cord is not pluggedSignal cables are not correctly connected Signal source does not correctly workLens cover is attached Volume is adjusted to an extremely low levelAUDIO/SPEAKER setting is not correct Mute function is workingWhisper function is working Color settings are not correctly adjustedColor Space setting is not suitable Not properly adjusted916 SpecificationsSpecifications 913H100 112 Unit mm Specifications270

8755H, 8916, 8913H, 8912H specifications

3Com has long been known for its innovative networking solutions, and the 3Com 8912H, 8913H, 8916, and 8755H are prime examples of the company's commitment to high performance and versatility in networking technology. Each of these switches is engineered to meet the demanding requirements of modern network environments, providing robust functionalities designed for enterprise use.

The 3Com 8912H is a high-performance switch that offers 12 ports, allowing for efficient connectivity in medium-sized networks. One of its standout features is its support for Quality of Service (QoS), which prioritizes data traffic to enhance voice and video applications, ensuring minimal latency and jitter. Additionally, it includes advanced Layer 2 switching capabilities, enabling the management of bandwidth and improving network efficiency. Its ability to handle packet filtering and VLAN support allows for the segmentation of network traffic, enhancing both security and performance.

The 3Com 8913H extends the capabilities of the 8912H with 24 ports, making it ideal for growing organizations that require scalable networking solutions. Built with high availability in mind, the 8913H includes redundancy features that minimize downtime. It also supports Power over Ethernet (PoE), enabling the delivery of power to connected devices like IP phones and wireless access points directly through the network cable. This feature not only simplifies the installation of these devices but also enhances network management.

The 3Com 8916 is a more robust model, providing 16 ports and advanced Layer 2 and Layer 3 features. Its intelligent networking capabilities, such as static routing and dynamic management features, make it a suitable choice for larger networks. The switch supports stacking capabilities, allowing multiple units to operate as a single logical unit. This capability enhances management simplicity and scalability while providing redundancy and load balancing for even greater reliability.

Lastly, the 8755H switch stands out due to its ability to deliver high bandwidth and performance for large data center environments. It features a modular design, enabling the deployment of various interface modules to support different network requirements. This flexibility, combined with extensive manageability options, allows the 8755H to adapt to evolving network needs. Its robust security features safeguard the network against unauthorized access and attacks, making it a core component in secure enterprise architectures.

In summary, the 3Com 8912H, 8913H, 8916, and 8755H switches embody a comprehensive suite of networking features designed for efficiency, scalability, and security. They showcase 3Com's commitment to providing high-quality, reliable networking solutions that meet the diverse needs of businesses in an ever-evolving digital landscape.