Transferring recorded files on HDD to CD

[qanda]This question is published in the hardware section for the Philips DVDR560H DVD Recorder/Hard Disk. Click here to view full specs.[/qanda]i have a recorded file on HDD for 4 hrs (240 minutes) and want to transfer it to CD file but the CD can only accomodate @ 2 hrs (120 minutes) of recorded files , i know there is an option of MERGE or SPLIT on this recorder, but the split option is not bold on screen so i cant do the operations , i need a users manual to guide me or someone to help me please ? thanks