IMAGE menu

IMAGE menu (continued)

Item

Description

 

Using the ▲/▼ buttons adjusts the horizontal position.

 

Left ó Right

 

Over-adjusting the horizontal position may cause noise to appear

 

on the screen. If this occurs please reset the horizontal position to

H POSITION

the default setting. Pressing RESET button when H POSITION is

 

selected will reset H POSITION to the default setting.

 

• When this function is performed on a video signal, s-video signal,

 

or component video signal, the range of this adjustment depends on

 

OVER SCAN (28) setting. It is not possible to adjust when OVER

 

SCAN is set to 10.

 

Using the ▲/▼ buttons adjusts the horizontal phase to eliminate flicker.

H PHASE

Right ó Left

• This item can be selected only for a computer signal or component

 

 

video signal.

 

Using the ▲/▼ buttons adjusts the horizontal size.

 

Large ó Small

H SIZE

• This item can be selected only for a computer signal.

 

• When this adjustment is excessive, the picture may not be

 

displayed correctly. In such a case, please reset the adjustment by

 

pressing the RESET button during this operation.

 

Executing this item performs the automatic adjustment feature.

 

For a computer signal

 

The vertical position, the horizontal position and the horizontal phase (43)

 

will be automatically adjusted. Make sure that the application window is set

 

to its maximum size prior to attempting to use this feature. A dark picture may

 

still be incorrectly adjusted. Use a bright picture when adjusting.

 

For a video signal and s-video signal

 

The video format best suited for the respective input signal will

 

be selected automatically. This function is available only when

 

the AUTO is selected for the VIDEO FORMAT item in the INPUT

AUTO ADJUST

menu (31). The vertical position and horizontal position will be

EXECUTE

automatically set to the default.

 

For a component video signal

 

The vertical position, horizontal position and horizontal phase will

 

be automatically set to the default.

 

• The automatic adjustment operation requires approx. 10 seconds.

 

Also please note that it may not function correctly with some input.

 

When this function is performed for a video signal, a certain extra

 

such as a line may appear outside a picture.

 

• The items adjusted by this function may vary when the FINE or

 

DISABLE is selected for the AUTO ADJUST item of the SERVICE

 

item in the OPTION menu (43).

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3Com 8916, 8913H, 8912H, 8755H user manual Image menu, Phase, Size, Auto Adjust

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.