HP Compaq DC 7800 SFF Installed a previously used 1tb hard drive now it wont boot Help Please!

Itzz Michelle

Reputable
Feb 6, 2015
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4,510
So i installed a 1 tb hard drive on my pc but now it wont boot :(


MEMORY
Number of DIMM Slots
4
RAM Speeds Supported
667 Mhz
RAM Type
DDR2
Installed memory (RAM)
2 GB
Maximum memory (RAM)
8 GB
L2 Cache Memory
4MB

PROCESSOR
Processor
Intel Core 2 Duo E4500

HARD DRIVE
Interface
SATA2
Hard Drive Type
SATA II
Storage capacity
80 GB
RPM
7200

WHICH I SWITCHED TO

Hard drive
Hitashi
Size: 1 TB
Interface: SATA
Rotational Speed: 7200 rpm