> can i saw the diy kit 2 in 2 pieces and use the piece without the
> 3 leds and 3 resistors on the bus board
No problem. The only disadvantage are the missing control LEDs in case that
something is wrong (e.g. if a fuse is blown or a supply is defective). I'd
recommend to use the right half with the LEDs to have the control LEDs
available.