Hardware Setup

SY-5EHM/5EH5 V1.2

CPU FREQUENCY SETTING (SW1)

Configure the SW1 jumpers to the settings that match your CPU speed. Refer to the following tables to set the Frequency Multiplier and Host Bus Frequency of your CPU:

Frequency Multiplier

Multiplier

1

2

3

 

 

 

 

1.5/3.5x

off

off

off

2.0x*

on

off

off

 

 

 

 

2.5x

on

on

off

 

 

 

 

3.0x

off

on

off

 

 

 

 

4.0x

on

off

on

 

 

 

 

4.5x

on

on

on

 

 

 

 

5.0x

off

on

on

 

 

 

 

5.5x

off

off

on

 

 

 

 

Host Bus Frequency

Host Bus

4

5

6

Frequency

 

 

 

66MHz

off

on

on

75MHz

off

off

on

 

 

 

 

83MHz

off

on

off

 

 

 

 

95MHz

on

off

off

 

 

 

 

100MHz

off

off

off

 

 

 

 

Example: If the working frequency of your CPU is 133MHz, then select Multiplier=2.0x and Host Bus Frequency=66Mhz accordingly.

Also, as newer and higher frequency CPUs may not be listed in this

section, please refer to the tables CPU Frequency Settings for

Various Processors on page 8 for complementary information.

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SOYO SY-5EH5, 5EHM V1.2 manual CPU Frequency Setting SW1, Frequency Multiplier, Host Bus Frequency

5EHM V1.2, SY-5EH5 specifications

The SOYO SY-5EH5/5EHM V1.2 is a versatile ATX motherboard designed primarily for the Intel Pentium 4 and Celeron processors. This motherboard combines a rich set of features and robust design elements, making it an attractive choice for both gamers and general users looking to develop a reliable computer system.

One of the main features of the SY-5EH5/5EHM is its support for the Intel 845 chipset, which provides a solid foundation for both performance and stability. This chipset allows for dual-channel DDR SDRAM, with support for up to 2GB of memory. The inclusion of DDR technology increases memory bandwidth, offering improved performance for demanding applications and multitasking.

Additionally, the motherboard is equipped with an AGP 4X slot, which allows users to install high-performance graphics cards for enhanced gaming experiences and graphics processing capabilities. There are also multiple PCI slots available for expansion cards, such as sound cards, network cards, or additional storage controllers.

Storage options are abundant on the SY-5EH5/5EHM, with support for both IDE and SATA drives. This connectivity allows users to take advantage of the latest in storage technology, while also maintaining compatibility with older devices. With RAID support included, users can set up their drives in a configuration that provides improved performance or redundancy.

Another noteworthy feature of this motherboard is its comprehensive I/O options. It comes with multiple USB ports, parallel and serial connectors, and PS/2 ports for keyboard and mouse connectivity. Onboard audio support provides decent sound quality without the need for additional sound cards, making it suitable for everyday use.

In terms of networking, the SOYO SY-5EH5/5EHM includes an integrated Ethernet controller, ensuring seamless connectivity for networking and internet access. The motherboard layout is optimized for airflow, which helps in maintaining optimal temperatures during operation, enhancing the longevity of the components.

Overall, the SOYO SY-5EH5/5EHM V1.2 presents a compelling mix of features for its time, making it a viable choice for users looking to build or upgrade their systems with a reliable, feature-packed motherboard designed to cater to both everyday computing and more demanding tasks.