v240重起报错，请大家帮忙看看

v240在POST自检的时候都是正常的，可就是在自检完重起时，总是有这一行报错，请问有人碰见过吗？可以解决吗？谢谢！

0>87% Done...
0>90% Done...
0>93% Done...
0>95% Done...
0>98% Done...
0>INFO:
0>      POST Passed all devices.
0>
0>POST: Return to OBP.

SC Alert: Host System has Reset

NOTICE: Keyswitch set to diagnostic position.
@(#)OBP 4.30.3.b 2009/07/21 13:06 Sun Fire V210/V240,Netra 210/240
Clearing TLBs
POST Results: Cpu 0000.0000.0000.0000
  %o0 = 0000.0000.0000.0000 %o1 = ffff.ffff.f00b.4d62 %o2 = ffff.ffff.ffff.ffff
Membase: 0000.0000.0000.0000
MemSize: 0000.0000.0004.0000
Init CPU arrays Done
Init E$ tags Done
Setup TLB (small-footprint mode) Done
MMUs ON
Scrubbing Tomatillo tags... 0 1
Find dropin, Copying Done, Size 0000.0000.0000.7030
PC = 0000.07ff.f000.5f28
PC = 0000.0000.0000.5fd8
Find dropin, Copying Done, Size 0000.0000.0001.2020
Diagnostic console initialized
Configuring system memory & CPU(s)
Programming IMAX
CPU 0 Memory Configuration: Valid
CPU 0 Bank 0 512 MB Bank 1 <empty> Bank 2 512 MB Bank 3 <empty>

NOTICE: Keyswitch set to diagnostic position.
@(#)OBP 4.30.3.b 2009/07/21 13:06 Sun Fire V210/V240,Netra 210/240
Clearing TLBs
Loading Configuration

Membase: 0000.0002.0000.0000
MemSize: 0000.0000.2000.0000
Init CPU arrays Done
Init E$ tags Done
Setup TLB Done
MMUs ON
Scrubbing Tomatillo tags... 0 1
Block Scrubbing Done
Find dropin, Copying Done, Size 0000.0000.0000.7030
PC = 0000.07ff.f000.5f28
PC = 0000.0000.0000.5fd8
Find dropin, (copied), Decompressing Done, Size 0000.0000.0006.a6d0
Diagnostic console initialized
System Reset: CPU Reset (SPOR)
Programming IMAX Probing system devices
jbus at 0,0 SUNW,UltraSPARC-IIIi (1336 MHz @ 8:1, 1 MB) memory-controller
jbus at 1,0 Nothing there
jbus at 1f,0 pci
jbus at 1e,0 pci
jbus at 1c,0 pci
jbus at 1d,0 pci
Loading Support Packages: kbd-translator obp-tftp SUNW,i2c-ram-device SUNW,fru-device SUNW,asr
Loading onboard drivers:
/pci@1e,600000: Device 7 isa
/pci@1e,600000/isa@7: flashprom rtc i2c power serial serial serial rmc-comm
/pci@1e,600000/isa@7/i2c@0,320: i2c-bridge i2c-bridge motherboard-fru-prom chassis-fru-prom power-supply-fru-prom power-supply-fru-prom dimm-spd dimm-spd dimm-spd dimm-spd nvram idprom gpio gpio gpio gpio gpio gpio

ERROR: /pci@1e,600000/isa@7/rtc@0,70: Unable to read the DS1307 device to update TOD
Probing memory
CPU 0 Bank 0 base          0 size 512 MB
CPU 0 Bank 2 base  200000000 size 512 MB
Probing I/O buses
/pci@1d,700000: Device 2 network network
/pci@1f,700000: Device 2 network network
/pci@1e,600000: Device 6 pmu i2c gpio
/pci@1e,600000/pmu@6/i2c@0,0:
/pci@1e,600000: Device a usb
/pci@1e,600000: Device d ide disk cdrom
/pci@1e,600000: Device 2 Nothing there
/pci@1e,600000: Device 3 Nothing there
/pci@1c,600000: Device 2 scsi disk tape scsi disk tape
/pci@1c,600000: Device 1 Nothing there
/pci@1d,700000: Device 1 Nothing there

Sun Fire V240, No Keyboard
Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
OpenBoot 4.30.3.b, 1024 MB memory installed, Serial #72707553.
Ethernet address 0:14:4f:55:6d:e1, Host ID: 84556de1.




Running diagnostic script obdiag/normal

Testing /pci@1e,600000/ide@d
>> Primary interface selected.
Subtest pci-config-reg-tests
Subtest pci-config-reg-tests:vendor-id-test
Subtest pci-config-reg-tests:device-id-test
Subtest pci-config-reg-tests:status-reg-test
Subtest pci-config-reg-tests:rom-expansion-test
Testing /pci@1e,600000/isa@7/rtc@0,70
Subtest rtc-tick-test
Testing /pci@1c,600000/scsi@2
>> SCSI registers
Subtest scsi-reg-test
>> SCSI timers
Subtest scsi-timer-test
>> SCSI DMA transfer
Subtest scsi-dma-test
SCSI device BIST tests not run. To run BIST tests include "bist" as a test-arg.
Testing /pci@1c,600000/scsi@2,1
>> SCSI registers
Subtest scsi-reg-test
>> SCSI timers
Subtest scsi-timer-test
>> SCSI DMA transfer
Subtest scsi-dma-test
SCSI device BIST tests not run. To run BIST tests include "bist" as a test-arg.
Testing /pci@1e,600000/isa@7/serial@0,2e8
Subtest internal-loopback
BAUDRATE=115200
>> External Loopback Test not run. To run the test include
>> "loopback" in TEST-ARGS and connect external loopback to the device port.
Testing /pci@1e,600000/isa@7/serial@0,3f8
>> Port is not tested because it is in use as a console device.


System is operating in Service Mode.

                                                                     
ok

我升级过OBP和ALOM也是不行

不是最大化自检啊
换主板多省事

DS1307 不会是主板上的晶振吧，产生时钟同步信号的？

如果是这个的话，那似乎要换主板。

我做的时最大化自检，自检都是正常的就是重起时报了这一行，使用没问题

post测的是CPU内存，你用obdiag测下io模块吧

    有没有注意下开机后时间的问题？比方恢复到1970年或者一个较早的年份？