[Scenic] T i845 GL 1.6 Ghz - memory upgrade

[Numpty]

Hi

Can anybody tell me what memory sims are in this Pc please.
My friend's needs an upgrade but appears very fiddly to get to sims so only want to do it once.

And any recommendations for 512 or 1Gb upgrade.

thanks in advance.

[lmw]

pc133 sdram for the ones that have the D1321 board