signature MBR is invalid

[gammer1]

Hi everyone!!

I'm just getting the hang of this,

I installed the "Zephiroth" leopard 10.5.2 no problems

rebooted done the F8 thing

and the "-s"

when i type "fdisk -e ?dev/rdisk0s3"

I get "the signature for this MBR is invalid"

and it ask " if you would like to initilize the partion table [y]"

don't know what to do??

I tried to reinstall twice same thing.

ANY Help would be appreciated.

Thanks in advance!!

 

here is my specs

 

TOSHIBA (A210-04L)

 

Processor

 

AMD Turion™ 64 X2 Mobile Technology2 TL-58 (1.9GHz, 1600MHz I/O Bus, L1 Cache 64KB/64KB, L2 Cache 1MB)

Operating System

 

Microsoft® Windows® Vista Home Premium

Memory

 

Standard Memory: 2x512MB DDR2 (667 MHz)

Maximum Memory: 4GB DDR2

Expansion Modules: 512MB, 1GB or 2GB DDR2

Hard Disk Drive

 

120.0 billion bytes, 9.5mm height, S-ATA, 5400rpm.

 

Optical Drive

 

Built-in DVD Super-Multi Double Layer Drive functions:

Read: CD-ROM (24x), DVD-ROM (8x),

Write: CD-R (24x), CD-RW (4x), DVD-R (8x), DVD-R DL (4x), DVD-RW (4x), DVD+R (8x), DVD+R DL (4x) DVD+RW (4x), DVD-RAM (5x)

Display System

 

Type: TFT Active Matrix colour LCD display

Size (diagonal): 15.4” Wide XGA TFT with TruBrite™

Native LCD Panel Resolution: 1280x800x16.7 million colours

External Support and Max. Colour Support (dependant

On CRT): Up to 2,048 x 1536 x 16.7 million colours

Graphics Controller

 

ATI Radeon X1200 up to 319MB available graphics

memory using Hypermemory

Sound System

 

Realtek ALC268 Software Sound, High Definition Audio,

Built-in stereo speakers, 3D Sound Support, Direct 3D Sound, DirectSound, DirectMusic, MIDI(playback).

Communication

 

V.92 56K Data/Fax Modem

10/100 integrated Ethernet LAN,

Realtek LAN (802.11b/g)

Integrated 1.3 Megapixel Web Camera for Video over IP

Integrated microphone for Voice over IP