A.Yes, you can.
Some of the guitar-type effects provided on the CD-2 are designed for simultaneous recording of a guitar and a microphone. For these applications, use one of the following eight guitar + vocal effects:
JC-120+COMP
CRUNCH+COMP
BLUES+COMP
HVY CM + VO
S-PZO+DL EFX
SIM+50msDL
SIM+HVY CM
H-ENH+LNG DL
(2005/09/05)