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Installing PowerLeap™ PL/586-133

17

PowerLeap™ Installation Guide

The following table shows the recommended SW1 settings for available PowerLeap™
upgrades.

Position 3

Original CPU & Speed

Upgrade Speed

80486DX2-80

80486DX-40

120MHz

( 3x )

80486SX/DX-33

80486DX2-66

80486DX4-100

133MHz

( 4x )

80486SX/DX-25

80486DX2-50

80486DX4-75

100MHz

( 4x )

Setting the JP1 Jumper Switch

Use the

JP1 jumper switch on the PowerLeap™ upgrade to

select the correct CPU voltage.

For the

80486DX4-100, 80486DX4-75, and 80486DX2-80 CPUs, you must set JP1 to the

3.3V/3.45V setting.

Note that there are two versions of the 486DX2-66 CPU: 5V and

3.3V/3.45V

.

Original CPU Voltage

JP1 Setting

3.3V/3.45V

5V

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Содержание PL/586 133

Страница 1: ...POWERLEAP PL 586 133 Processor Upgrade for 486DX4 486DX2 486DX 486SX2 and 486SX Systems Installation Guide...

Страница 2: ...ommitment on the part of the manufacturer In no event will the manufacturer be liable for direct indirect special incidental or consequential damages arising out of the use or inability to use the pro...

Страница 3: ...n Choosing an Installation Option 7 Option 1 Socketed CPU 8 Option 2 Socketed CPU with Overdrive Socket 9 Option 3 Surface Mounted 80486SX CPU with 80487SX Socket 10 Option 4 Surface Mounted CPU with...

Страница 4: ...__ 6 Figure 2 Socketed CPU ____________________________________________________________ 8 Figure 3 Socketed CPU with Overdrive socket __________________________________________ 9 Figure 4 Surface moun...

Страница 5: ...nformation about the CPU Before installing the PowerLeap processor upgrade we recommend setting your motherboard s onboard clock frequency to 33MHz for the BEST Performance For more information refer...

Страница 6: ...onboard clock frequency to 33MHz For 80486 20 systems the PowerLeap upgrade will by default operate at 60MHz clock tripled mode or 80MHz clock quadrupled mode To change the system to 100 133MHz perfor...

Страница 7: ...eap processor upgrade in its original packing until you are ready to install it Electrostatic Discharge Precautions Follow these precautions to protect your investment from electrostatic discharge Bef...

Страница 8: ...4 Introduction PowerLeap Installation Guide...

Страница 9: ...allation For details see Running the Landmark System Speed Test later in this guide Before beginning the installation you need to a locate pin 1 on the PowerLeap processor upgrade and the motherboard...

Страница 10: ...Guide Locating Pin 1 When you install the processor upgrade pin 1 must be installed in the pin 1 hole of the motherboard s CPU socket The pin 1 corner of the processor upgrade is indicated by a triang...

Страница 11: ...cketed the CPU is inserted in either a standard or ZIF socket The PowerLeap offers several installation options to match your computer s CPU configuration For socketed configurations you can remove th...

Страница 12: ...tion 1 Socketed CPU For this option remove the computer s original CPU and install the PowerLeap processor upgrade in the computer s original CPU socket Figure 2 Socketed CPU Before installing the Pow...

Страница 13: ...s option remove the computer s original CPU and install the PowerLeap processor upgrade in the computer s original socket refer to the figure below The Overdrive socket is not used Figure 3 Socketed C...

Страница 14: ...the figure below You will not be able to remove the surface mounted 80486SX CPU from the motherboard Figure 4 Surface mounted 80486SX CPU with 80487SX socket Before installing the PowerLeap processor...

Страница 15: ...r to the figure below You will not be able to remove the surface mounted CPU from the motherboard Figure 5 Surface mounted CPU with Overdrive socket Before installing the PowerLeap processor upgrade m...

Страница 16: ...h as 80486DX2 66 Static electricity can damage the electronic components of the computer or optional equipment Before the following procedures ensure that you are already discharged of static electric...

Страница 17: ...to pry the CPU out of the socket Repeat for each side of the CPU working around the CPU until the pins are sufficiently exposed to allow you to lift the CPU out of the socket Be careful not to break...

Страница 18: ...top of the Power Leap PL 586 133 The SW1 DIP switch is shown in the following figure and described below Figure 7 The PowerLeap PL 586 133 SW1 DIP switch Position 1 allows you to choose an installati...

Страница 19: ...set to OFF by default Socket Type Position 1 Setting 486SX SX2 DX DX2 DX4 ZIF or PGA socket Overdrive or 80487SX socket SW1 Position 2 WB WT Selection The SW1 position 2 is set to OFF by default WB W...

Страница 20: ...matically set the CPU to run in WT mode SW1 Position 3 Clock Multiplier for AMD X5 133 CPU The PowerLeap is a clock tripled quadrupled processor upgrade for 80486SX SX2 80486DX DX2 and 80486DX4 comput...

Страница 21: ...80486SX DX 33 80486DX2 66 80486DX4 100 133MHz 4x 80486SX DX 25 80486DX2 50 80486DX4 75 100MHz 4x Setting the JP1 Jumper Switch Use the JP1 jumper switch on the PowerLeap upgrade to select the correct...

Страница 22: ...processor upgrade pin 1 of the processor upgrade must be installed in the pin 1 hole of the motherboard CPU socket The pin 1 corner of the processor upgrade is indicated by a triangular tab CAUTION P...

Страница 23: ...ke sure the connection is good by pushing down firmly on each corner If you are having difficulty inserting the processor upgrade in the socket check the alignment of the pins with the socket holes or...

Страница 24: ...de connect the optional cooling fan to your computer s power supply Completing Installation To complete the installation replace the cover of your computer reconnect the cables and turn on the compute...

Страница 25: ...e processor upgrade is installed incorrectly Check the seating and pin orientation of the processor upgrade Try reinstalling the processor upgrade The processor upgrade is incompatible with your compu...

Страница 26: ...When you upgrade your system from a 486SX CPU to the PowerLeap set the CPU type jumper switch to change the CPU type from SX to DX For details refer to the documentation that came with your computer...

Страница 27: ...KB write back design or the external cache architecture conflicts with the CPU s internal cache Depending on the computer s cache size see the documentation that came with the board change the externa...

Страница 28: ...24 Troubleshooting PowerLeap Installation Guide...

Страница 29: ...ed of the processor at performing calculation tasks Run the Landmark System Speed Test as follows 1 Insert the software distribution floppy disk into drive A 2 At the DOS prompt type SPEED200 switches...

Страница 30: ...for xx seconds the quit The following table shows the approximate Landmark System Speed Test results for the PowerLeap and other 80486 CPUs Note that the results may vary slightly for different system...

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