P51A启动问题，面板上没有任何显示

各位大仙，搬家后P51A上电面板上就有个黑点再转圈，没有任何信息显示，进入ASMI后看到event log里面信息如下：

Reference Code:B1816009

Platform Event Log - 500002AF

Created at :    04/26/2016 23:46:01

Driver Name :    fips240/b1118a_0637.240

Subsystem :    Service Processor Firmware

Event Severity :    Predictive Error

Action Flags :    Report to Operating System

    Service Action Required

    HMC Call Home

Action Status :    Processed

Primary System Reference Code

Reference Code :    B1816009

Hex Words 2 - 5 :    010000F0 76554510 C100C165 000000FF

Hex Words 6 - 9 :    E2D40086 0300000E 00005600 0000FF11

Maintenance Procedure Required

Priority :    Mandatory, replace all with this type as a unit

Procedure Number :    FSPSP04

Maintenance Procedure Required

Priority :    Medium Priority

Procedure Number :    FSPSP06

这个是什么意思呀，是CPU的稳压模块坏了还是怎么回事呢，HMC连接不上，总是报什么密码被固件锁定，这都是什么呀？谢谢各位了