Need A Radio Code For 2003 Iv Tech Honda

hello freinds,

i just got a uesd 2003 IV
TECH HONDA but the radio in
it don't work i hav tried all i
can, any time i put on the radio
it ask for a PIN CODE which i don't have
can you still help me with this ?
the radio has a:
SERIAL NO: CEB23001236B

REF NO: BB712PA

P/NO: 39541-S9A-G020-M1

please HELP ME with the
CODE for the RADIO?
THANK