Clear Chip Procedure:1 Turn power off
2 Remove MPU from machine
3 Remove Base Chip
4 Install Clear Chip
5 Install MPU in machine
6 Turn power on
7 wait for 2 Amber LEDS (1 amber for 1270 or Enhanced MPU clear 97, 2 amber LED's for 224 clear there is a delay between the first and second led)
8 Turn Power Off
9 Remove MPU
10 Remove Clear Chip
11 Do Key Chip Procedure starting at step 4
Key Chip Procedure
1 Turn Power Off
2 Remove MPU
3 Remove Base Chip
4 Install Key Chip
5 Install MPU
6 Turn power on
7 wait for 2 amber LED's
8 Turn power off
9 Remove MPU
10 Remove key chip
11 Install base chip
12 Install MPU
13 Turn power on and leave the door open or you get to start over at step 1
14 make any changes you need to the key chip menus, you cant change accounting denomination unless you cleared the machine.
Basic S2000 key chip and other settings after a clear