Firmware memory error - help

[cypressbear]

Power Mac G4 (Mirrored Drive Doors) Model M8570
Ethernet ID:000393D1B2A4
1GHZ/512MB/120GB HD/DVD-R/CDRW/R9000PRO/KYVD
MAC OS X

when My Mac starts I get the following error:
Invalid memory access at %SRR0: 000101cf %SRR1: 010cff6

Apple PowerMac3,6 4.5.7f1 BootRom built on 01/15/03 at 15:14:0
...
...
Welcome to Open Firmware, the system ...

To continue booting, type "mac-boot" and press return.
To shut down, type "shut-down" and press return.

ok
0> ok
0>_

I am using my PC to type this in.

Thanks,
Rico

 

[sourcehound]

Power Mac G4 (Mirrored Drive Doors) Model M8570
Ethernet ID:000393D1B2A4
1GHZ/512MB/120GB HD/DVD-R/CDRW/R9000PRO/KYVD
MAC OS X

when My Mac starts I get the following error:
Invalid memory access at %SRR0: 000101cf %SRR1: 010cff6

Apple PowerMac3,6 4.5.7f1 BootRom built on 01/15/03 at 15:14:0
...
...
Welcome to Open Firmware, the system ...

To continue booting, type "mac-boot" and press return.
To shut down, type "shut-down" and press return.

ok
0> ok
0>_

I am using my PC to type this in.

Thanks,
Rico

Type reset-nvram
set-defaults
reset-all

if the problem persists, you may have a serious issue with your RAM chip. If you have two, pull one, or try to find a temp replacement.