I found everything but the motherboard it uses.
Which one is it?
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First, looking at the product spec for the HP Pavilion dv7-2185dx on the HP site there is no mention of the motherboard, but the computer's product number is given as
So, if we take that product number to the HP PartsSurfer we find that the main board is only listed as a
System board (motherboard) - UMA architecture, which isn't really helpful and is a very strong indication it is customised and/or proprietary to HP, but we can see that the motherboards HP Part number is
This still isn't really helpful in general; probably the only thing it really helps with is if you happen to need a replacement for the motherboard, but such is the nature of the custom/proprietary motherboards used in laptops / netbooks / etc.
Mobile Intel PM45 Express Chipset
It seems that it is a PM45 Express chipset, Motherboard can be custom but it is the chipset which is important - so you download drivers accordingly.
the utility "Everest" can be useful in getting the MOBO / Chipset details.
Hope that helps
PM45 Express Chipset Overview
I happen to have a HP DV7, and this is what
Handle 0x0002, DMI type 2, 16 bytes Base Board Information Manufacturer: Compal Product Name: 30F4 Version: 99.55 Serial Number: CND83522TN Asset Tag: Base Board Asset Tag Features: Board is a hosting board Board is replaceable Location In Chassis: Base Board Chassis Location Chassis Handle: 0x0003 Type: Motherboard Contained Object Handles: 0
And just for completion, here's the info about the product:
Handle 0x0001, DMI type 1, 27 bytes System Information Manufacturer: Hewlett-Packard Product Name: HP Pavilion dv7 Notebook PC Version: F.0A Serial Number: CND83522TN UUID: 03C6105D-6F98-11DD-B035-001EECA609D4 Wake-up Type: Power Switch SKU Number: FP903EA#ABD Family: 103C_5335KV
Compal is a Taiwanese company (making everything), the chassis is also made by Compal.