The diagrams you need for how to set the jumper ion the pins of each drive should be on the drives themselves. Read each drive's diagram separately, in case the two drives are different.
By the phrase "first connector" techmo34 used, what he means is the END connector on the ribbon cable - usually Black - goes to the Master drive. Usually the middle connector is Grey and plugs into the Slave unit.
Of course, you'll need a power connection to the new drive, too - probably a 4-pin Molex connector coming from the PSU.