IBM RS6000 Service Guide - Page 154

2. Select the pdisk that you want to certify. The following instructions are displayed: │ SSA SERVICE AIDS 8 238 │ │ CERTIFY DISK 8 24 4 │ │ CERTIFY DISK 8 24 5 │ │ │ │ pdisk1 22222222 - 4-P 2 GB SSA F Physical Disk Drive │ │ │ │ Move cursor onto selection, then press Enter. │ │ │ │ Set or Reset Identify. │ │ Select this option to set or reset the Identify indicator │ │ on the disk drive. │ │ Certify. │ │ Select this option to start the Certify operation. │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ F3=Cancel F1 =Exit │ │ │ 3. If you are not sure of the identification (pdisk number) of the disk drive module that you want to format, use the identify function to get a positive physical identification of the module (see "The Identify Function" on page 3-65). You can further ensure that you have selected the correct disk drive module by verifying that the serial number on the front of the disk drive module is the same as the serial number that is displayed on the screen. 4. When you are sure that you have selected the correct disk drive module, select Certify 3-82 Service Guide