4IntroductionThis manual describes the procedure for using the SYS Board Diagnosis Tool.This tool inspects the parts function of the SYS board, the communication functionsconnecting with other boards, and the HDD function.The setting values saved in the machine, and the software are not erased.Do not use this tool for other purposes.Use this tool when any of the following symptoms has occurred:• The cause of the call for service is not known and replacing the SYS board isdetermined (Conditions of the SYS board are checked).• The equipment does not start (Control Panel is not displayed)• A call for service related to the SYS board has occurred.• A call for service related to the HDD has occurred.• AN “F” series error has occurred.Target ModelsThis tool can only be used on the following models. It does not work properly on anyother models.• e-STUDIO2010AC/2510AC• e-STUDIO2015C/2515AC/3015AC/3515AC/4515AC/5015AC• e-STUDIO2018A/2518A/3018A/3518A/4518A/5018A• e-STUDIO5516AC/6516AC/7516AC• e-STUDIO5518A/6518A/7518A/8518AUSB Memory RequirementsA USB memory must be formatted in FAT 32 and meet the following requirements:• Capacity 1GB above• USB 2.0 or higherNote: A USB memory that is 32GB or larger must be formatted with exFAT.