最近真是怪事多，我的v440又起不来了。

[weixin_38051479]

上星期，我的v440还可以正常启动，周末给他关机了，可是今天我一开机，就无法加电了，接到串口一看，报Host poweron is disabled due to: SCC is not valid or is not present.

具体情况如下：
  Verify I-CACHE Performance Increase
Instruction CACHE Test, PASSED.

Memory Cells Test
  Counting UP:    Write data:  00000000
  Counting DOWN:  Read - Verify - Write data:  ffffffff
  Counting UP:    Read - Verify - Write data:  55aa33cc
  Counting DOWN:  Read - Verify - Write data:  aa33cc66
  Counting UP:    Read - Verify - Write data:  33cc6699
  Counting DOWN:  Read - Verify - Write data:  cc669955
  Counting UP:    Read - Verify - Write data:  669955aa
  Counting DOWN:  Read - Verify - Write data:  9955aa33
  Counting UP:    Read - Verify - Write data:  f0f0f0f0
Memory Cells Test, PASSED.

Data CACHE Test
  Verify D-CACHE Performance Increase
    D-CACHE Performance Increase I-CACHE Disabled
    D-CACHE Performance Increase I-CACHE Enabled
  Verify D-CACHE Memory
Data CACHE Test, PASSED.

Main Sectors FLASH CRC Test
Main Sectors FLASH CRC Test, PASSED.

Loading the runtime image...
SC Alert: SC System booted.

SC Alert: Required PSU @ PS1 is not present.


Sun(tm) Advanced Lights Out Manager 1.5.2 ()



Full VxDiag Tests

BASIC TOD TEST
  Read the TOD Clock:        THU JAN 20 21:14:29 2000
  Wait, 1 - 3 seconds        
  Read the TOD Clock:        THU JAN 20 21:14:31 2000
BASIC TOD TEST, PASSED

ETHERNET CPU LOOPBACK TEST
  50 BYTE PACKET   - a 0 in field of 1's.  Attaching network interface cpm0... done.

  50 BYTE PACKET   - a 1 in field of 0's.  
  900 BYTE PACKET  - pseudo-random data.  
ETHERNET CPU LOOPBACK TEST, PASSED

Full VxDiag Tests - PASSED



    Status summary  -  Status = 7FFF

       VxDiag    -          -  PASSED
       POST      -          -  PASSED
       LOOPBACK  -          -  PASSED

       I2C       -          -  PASSED
       EPROM     -          -  PASSED
       FRU PROM  -          -  PASSED

       ETHERNET  -          -  PASSED
       MAIN CRC  -          -  PASSED
       BOOT CRC  -          -  PASSED

       TTYD      -          -  PASSED
       TTYC      -          -  PASSED
       MEMORY    -          -  PASSED
       MPC850    -          -  PASSED


sc>
Please login: admin
Please Enter password: *****


sc> showenvironment


=============== Environmental Status ===============


--------------------------------------------------------------------------------
System Temperatures (Temperatures in Celsius):
--------------------------------------------------------------------------------
Sensor         Status    Temp LowHard LowSoft LowWarn HighWarn HighSoft HighHard
--------------------------------------------------------------------------------
CPU temperature information cannot be displayed when System power is off.
SCSIBP.T_AMB    OK         21    -19     -11       0      47       52       62
MB.T_AMB        OK         22    -18     -10       0      65       75       85

--------------------------------------
Front Status Panel:
--------------------------------------
Keyswitch position: STBY

---------------------------------------------------
System Indicator Status:
---------------------------------------------------
SYS.LOCATE           SYS.SERVICE          SYS.ACT            
--------------------------------------------------------
OFF                  ON                   OFF                 


Disk Status information cannot be displayed when System power is off.

Fan Status information cannot be displayed when System power is off.

Voltage Rail Status information cannot be displayed when System power is off.

-------------------------------------------------
Power Supply Indicators:
-------------------------------------------------
Supply    POK      STBY   Service   OK-to-Remove
-------------------------------------------------
PS0       OFF      ON     OFF       OFF
PS1       OFF      ON     OFF       OFF

---------------------
Power Supplies:
---------------------
Supply  Status   
---------------------
PS0     OK              
PS1     OK              


Current sensor information cannot be displayed when System power is off.
sc>
sc> showfru
FRU_PROM at PS0.SEEPROM
  Manufacturer Record
  Timestamp: SUN MAR 13 21:26:22 UTC 2005
  Description: P/S,SSI MPS,680W,HOT PLUG
  Manufacture Location: DELTA ELECTRONICS THAILAND
  Sun Part No: 3001501
  Sun Serial No: T53434
  Vendor: Delta Electronics
  Initial HW Dash Level: 09
  Initial HW Rev Level: 50
  Shortname: A42_PSU

FRU_PROM at MB.SEEPROM
  Manufacturer Record
  Timestamp: WED JUN 29 04:08:05 UTC 2005
  Description: ASSY,A42,MOTHERBOARD
  Manufacture Location: Sriracha,Chonburi,Thailand
  Sun Part No: 5016910
  Sun Serial No: 030958
  Vendor: Celestica
  Initial HW Dash Level: 01
  Initial HW Rev Level: 50
  Shortname: A42_MB

FRU_PROM at PS1.SEEPROM
  Manufacturer Record
  Timestamp: THU JAN 27 00:05:59 UTC 2005
  Description: P/S,SSI MPS,680W,HOT PLUG
  Manufacture Location: DELTA ELECTRONICS THAILAND
  Sun Part No: 3001501
  Sun Serial No: T24380
  Vendor: Delta Electronics
  Initial HW Dash Level: 09
  Initial HW Rev Level: 50
  Shortname: A42_PSU

FRU_PROM at SC.SEEPROM
  Manufacturer Record
  Timestamp: THU AUG 17 00:41:16 UTC 2006
  Description: ASSY,ALOM Card_RoHS
  Manufacture Location: CELESTICA,THAILAND
  Sun Part No: 5017337
  Sun Serial No: HA0L94
  Vendor: Celestica
  Initial HW Dash Level: 02
  Initial HW Rev Level: 51
  Shortname: ALOM_Card_RoHS

FRU_PROM at SCSIBP.SEEPROM
  Manufacturer Record
  Timestamp: MON MAR 21 16:40:54 UTC 2005
  Description: ASSY,A42,4 DRV SCSI BKPLN
  Manufacture Location: Sriracha, Chonburi, Thailand
  Sun Part No: 5016335
  Sun Serial No: 075773
  Vendor: Celestica
  Initial HW Dash Level: 04
  Initial HW Rev Level: 50
  Shortname: A42_SCSI_BP

FRU_PROM at C0.SEEPROM
  Manufacturer Record
  Timestamp: FRI JUL 29 00:34:15 UTC 2005
  Description: ASSY,A42,JP3,1.280GHZ,0MB,CPU BD
  Manufacture Location: Toronto, Ontario, Canada
  Sun Part No: 5017029
  Sun Serial No: 053834
  Vendor: Celestica
  Initial HW Dash Level: 03
  Initial HW Rev Level: 51
  Shortname: A42_CPU_1.280GHZ8

FRU_PROM at C1.SEEPROM is not present

FRU_PROM at C2.SEEPROM is not present

FRU_PROM at C3.SEEPROM is not present

FRU_PROM at C0.P0.B0.D0.SEEPROM
  Timestamp: MON OCT 03 12:00:00 UTC 2005
  Description: SDRAM DDR, 512 MB
  Manufacture Location:  
  Vendor: Samsung
  Vendor Part No: M3 12L6420ETS-CA2

FRU_PROM at C0.P0.B0.D1.SEEPROM
  Timestamp: MON OCT 03 12:00:00 UTC 2005
  Description: SDRAM DDR, 512 MB
  Manufacture Location:  
  Vendor: Samsung
  Vendor Part No: M3 12L6420ETS-CA2

FRU_PROM at C0.P0.B1.D0.SEEPROM
  Timestamp: MON OCT 03 12:00:00 UTC 2005
  Description: SDRAM DDR, 512 MB
  Manufacture Location:  
  Vendor: Samsung
  Vendor Part No: M3 12L6420ETS-CA2

FRU_PROM at C0.P0.B1.D1.SEEPROM
  Timestamp: MON OCT 03 12:00:00 UTC 2005
  Description: SDRAM DDR, 512 MB
  Manufacture Location:  
  Vendor: Samsung
  Vendor Part No: M3 12L6420ETS-CA2

FRU_PROM at C1.P0.B0.D0.SEEPROM is not present

FRU_PROM at C1.P0.B0.D1.SEEPROM is not present

FRU_PROM at C1.P0.B1.D0.SEEPROM is not present

FRU_PROM at C1.P0.B1.D1.SEEPROM is not present

FRU_PROM at C2.P0.B0.D0.SEEPROM is not present

FRU_PROM at C2.P0.B0.D1.SEEPROM is not present

FRU_PROM at C2.P0.B1.D0.SEEPROM is not present

FRU_PROM at C2.P0.B1.D1.SEEPROM is not present

FRU_PROM at C3.P0.B0.D0.SEEPROM is not present

FRU_PROM at C3.P0.B0.D1.SEEPROM is not present

FRU_PROM at C3.P0.B1.D0.SEEPROM is not present

FRU_PROM at C3.P0.B1.D1.SEEPROM is not present

sc>
sc>
sc> poweron
Cannot turn power on because keyswitch is in STBY position.
sc> poweron
Host poweron is disabled due to:
SCC is not valid or is not present.
sc>
sc>
sc>
sc> poweron
Host poweron is disabled due to:
SCC is not valid or is not present.
sc>
sc>