S9706板卡注册失败

某局点一台S9706核心交换机，slot1光口板持续翻转，导致接口持续up、down。

Oct 22 2016 11:37:40+08:00 CC-DC1-CO-S1 %%01IFNET/4/IF_ENABLE(l)[28]:Interface GigabitEthernet1/0/1 has been available.

Oct 22 2016 11:37:40+08:00 CC-DC1-CO-S1 %%01IFNET/4/IF_ENABLE(l)[29]:Interface GigabitEthernet1/0/0 has been available.

Oct 22 2016 11:37:40+08:00 CC-DC1-CO-S1 %%01IFNET/4/BOARD_ENABLE(l)[30]:Board 1 has been available.

Oct 22 2016 11:37:38+08:00 CC-DC1-CO-S1 %%01ALML/4/PUBLISH_EVENT(l)[31]:Publish event. (Slot=1, Event ID=BOARD_SERVICE_REGISTER).

Oct 22 2016 11:37:37+08:00 CC-DC1-CO-S1 %%01ALML/4/ENTUP(l)[32]:LPU chassis[1] board[1] registers successfully.

Oct 22 2016 11:37:37+08:00 CC-DC1-CO-S1 %%01ALML/4/PUBLISH_EVENT(l)[33]:Publish event. (Slot=1, Event ID=BOARD_REGISTER).

Oct 22 2016 11:36:02+08:00 CC-DC1-CO-S1 %%01IFNET/4/BOARD_DISABLE(l)[61]:Board 1 has been unavailable.

Oct 22 2016 11:36:02+08:00 CC-DC1-CO-S1 %%01IFPDT/4/IF_STATE(l)[62]:Interface GigabitEthernet1/0/23 has turned into DOWN state.

Oct 22 2016 11:36:02+08:00 CC-DC1-CO-S1 %%01INFO/3/SUPPRESS_LOG(l)[63]:Last message repeated 1 times.(InfoID=4278259733, ModuleName=ALML, InfoAlias=CPU_RESET)

Oct 22 2016 11:36:02+08:00 CC-DC1-CO-S1 %%01ALML/3/CPU_RESET(l)[64]:The canbus node of LPU board[1] detects that CPU was reset.

1、检查设备复位原因：display reset-reason

2、检查设备健康信息：display health

3、检查设备告警信息：display alarm

4、检查1槽位单板的启动记录 set output-mode slot 1

通过检查1槽位单板的启动记录 set output-mode slot 1，能够发现，读取内存时没有done成功，结果单板又重启了，判断是单板内存有异常。

[CC-DC1-CO-SW1-diagnose]set output-mode board 1

******************************************************

* Slot  1 output to mainboard *

******************************************************

Press Ctrl+D to quit

est Start..........................................................OK

BIOS Creation Date ...................................... Feb  1 2013, 13:58:20

BoardType is...........................................................0000004A

Bootbus init.................................................................OK

DDR DRAM init................................................................OK

Start Memory Test ? ('t' or 'T' is test):skip

Copying Uncompressed Data from Rom to Ram .................................Done

Uncompressing Data from Rom to RAM .............................根据这个读取内存时没有done成功，结果单板又重启了，判断是单板内存有异常

Input Ctrl + y to Select Debug Console:

Bootrom Version ......................................................... Ver B

L2 Cache Test Start..........................................................OK

BIOS Creation Date ...................................... Feb  1 2013, 13:58:20

BoardType is...........................................................0000004A

Bootbus init.................................................................OK

DDR DRAM init................................................................OK

硬件故障，仅能通过更换单板解决。