Hi,
Here's the requested information:
Service Tag: BYY4DK1
Express Service code: 26057766817
Reg model: DCMF
V: 115/230V~
A: 7.0/4.0A
Hz: 50/60 Hz
Ref. No. 09040
FCC Class B
Mfg. date: 20090812. JSD2
for psu:
Lite-On
Mo. no. - PS-5301-08
Se. No. - 00052207
DC output: 300W
I hope this helps.
Thanks