There is hereby created and established a Personnel Review Board, which shall consist of five members who shall hold no other office or employment with the Municipality. The members of the Board shall be appointed by the Mayor, subject to confirmation by the Council by a vote of at least four members of the Council. The members of the Board shall serve for terms of three years; however, the first appointment of members of the Board under this Charter shall be as follows: one of such members shall be appointed for a one year term; two of such members shall be appointed for two year terms; and two of such members shall be appointed for three year terms. Thereafter, each member shall be appointed for a three year term and shall continue in office until his successor is appointed and confirmed.