Figure :
The
MS-7525 (Boston) motherboard
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Welcome to HP Customer Support
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HP and Compaq Desktop PCs - Motherboard Specifications, MS-7525 (Boston)
I/O Ports
Back I/O ports
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PS/2 mouse (green)
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Video Graphics Adapter
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RJ-45 Network (LAN)
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Audio: Line In (light blue)
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Audio: Line Out (lime)
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Audio: Microphone (pink)
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USB 2.0: 4
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PS/2 keyboard (purple)
Figure : Back I/O panel
Motherboard layout
Figure : layout
Clearing the BIOS settings
caution:
Do not change any jumper setting while the computer is on. Damage to the motherboard can result.
Clearing CMOS
This motherboard has jumpers to clear the Real Time Clock (RTC) RAM in CMOS. In the default (normal) position the jumper is on pins 1-2.
To clear CMOS, follow these steps:
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Temporarily set jumper JBAT1 to pins 2-3.
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Wait 5-10 seconds and then return the jumper to pins 1-2.
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On the next startup, enter BIOS setup to reset any custom BIOS settings.
Clearing the BIOS password settings
The BIOS password is used to protect BIOS settings from unwanted changes.
To erase the BIOS password follow these steps:
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Turn OFF the computer and unplug the power cord.
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Remove the JPWD1 jumper.
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Connect the power cord and turn on the PC.
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Enter BIOS Setup Menu, you will find the previous password is cleared.
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Turn off the PC and unplug the power cord.
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Replace the JPWD1 jumper.
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Turn on the PC and set a new password if necessary.
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