BRISTOL-Y CPU 클럭 설정
| 점퍼 | 번호 및 설정 | 기 능 |
| JP21,22 | 1-2, 1-2 | System Clock: 50MHz (P54C/75MHz) |
| 2-3, 1-2 | System Clock: 60MHz (P54C(S)/90,120,150MHz) | |
| 2-3, 2-3 | System Clock: 66.6MHz (P54C(S)/100, 133, 166, 200MHz) | |
| JP 9,14 | 1-2, 1-2 | System Clock: 50,60,66.6MHz (P54C/75,90,100MHz) |
| 2-3, 1-2 | System Clock: 60,66.6MHz (P54C(S) 120/133MHz) | |
| 2-3, 2-3 | System Clock: 60,66.6MHz (P54C(S) 150,166MHz) | |
| 1-2, 2-3 | P54C(S) 200MHz |