IBM 366 Problem Determination And Service Manual

Also see for 8863 - eServer xSeries 366: Service guide Service guide Installation guide Installation guide

Attention: Before changing any switch settings or moving any jumpers, turn offthe server; then, disconnect all power cords and external cables. See the safetyinformation beginning on page vii. Do not change settings or move jumpers onany system-board switch or jumper blocks that are not shown in this document.The following illustration shows the location of the power-on password override,boot recovery, and Wake on LAN (WOL) bypass jumpers.Light path diagnosticFront USBBatteryPower-on passwordoverrideBoot recoveryWake-on-LANbypassMedia backplaneRemote Supervisor Adapter II SlimLineSAS 1SAS 2SP serial (COM 2)System serial (COM 1) 1 2 31 2 31 2 3Default jumperpositionWhile the server is turned off, move the jumper on J9 from pins 1 and 2 to pins 2and 3. You can then start the Configuration/Setup Utility program and reset thepower-on password. After you reset the password, turn off the server again andmove the jumper back to pins 1 and 2.The power-on password override switch does not affect the administratorpassword.Administrator password: If an administrator password is set, you must type theadministrator password for access to the full Configuration/Setup Utility menu. Youcan use any combination of up to seven characters (A–Z, a–z, and 0–9) for thepassword. The Administrator Password choice is on the Configuration/SetupUtility menu only if an optional IBM Remote Supervisor Adapter II SlimLine isinstalled.Attention: If you set an administrator password and then forget it, there is no wayto change, override, or remove it. You must replace the I/O board.Installing and using the baseboard management controller utilityprogramsThe baseboard management controller provides environmental monitoring for theserver. If environmental conditions exceed thresholds or if system components fail,the baseboard management controller lights LEDs to help you diagnose theproblem and also records the error in the System Event/Error log.Also use the baseboard management controller to establish a Serial over LAN(SOL) connection to manage servers from a remote location. You can remotely viewand change the BIOS settings, restart the server, identify the server, and performother management functions. Any standard Telenet client application can access theSOL connection.Use the baseboard management controller firmware update utility program todownload a baseboard management controller firmware update or a sensor dataChapter 5. Configuration information and instructions 151