电源图标出现黑叉，运行一段时间，又恢复正常，奇怪的是这个问题都出现在星期一

我重置过smc ，没有用还是这样的问题，黑叉，并且按f6调节键盘灯反应很慢，合上盖子不能休眠，电源是插着的，运行一段时间，自己就恢复正常，但是到星期一，这个问题就又出现了。难 道有定时器？奇怪啊

日志中出现一堆的错误

014-06-30 11:56:17 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 11:56:17 +0800 kernel[0]: SMC::smcReadKeyAction ERROR F0Ac 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 11:56:21 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:56:23 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:56:28 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:57:03 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:57:15 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:57:15 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:57:18 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:57:19 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 11:57:19 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 11:57:19 +0800 kernel[0]: SMC::smcReadKeyAction ERROR F0Ac 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 11:57:23 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 11:57:23 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 11:57:23 +0800 kernel[0]: SMC::smcReadKeyAction ERROR B0St 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 11:57:42 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:57:44 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:57:50 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:58:17 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 11:58:17 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 11:58:17 +0800 kernel[0]: SMC::smcReadKeyAction ERROR F0Ac 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 11:58:24 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xf2

2014-06-30 11:58:24 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xf2

2014-06-30 11:58:26 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:58:37 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:58:42 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 11:59:17 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 11:59:17 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 11:59:17 +0800 kernel[0]: SMC::smcReadKeyAction ERROR F0Ac 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 11:59:42 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 12:00:25 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 12:00:26 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 12:00:27 +0800 kernel[0]: SMC::smcIH WARNING: unexpected interrupt: 0xff

2014-06-30 12:00:27 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:27 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 12:00:27 +0800 kernel[0]: SMC::smcReadKeyAction ERROR F0Ac 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 12:00:27 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:27 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 12:00:27 +0800 kernel[0]: SMC::smcReadKeyAction ERROR PC0R 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 12:00:28 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:28 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 12:00:28 +0800 kernel[0]: SMC::smcReadKeyAction ERROR PM0C 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 12:00:28 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:28 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 12:00:28 +0800 kernel[0]: SMC::smcReadKeyAction ERROR PO0R 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 12:00:29 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:29 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 12:00:29 +0800 kernel[0]: SMC::smcReadKeyAction ERROR PTHC 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 12:00:29 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:29 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 12:00:29 +0800 kernel[0]: SMC::smcReadKeyAction ERROR PHPC 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 12:00:30 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:30 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 12:00:30 +0800 kernel[0]: SMC::smcReadKeyAction ERROR PSTR 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 12:00:30 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:30 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 12:00:30 +0800 kernel[0]: SMC::smcReadKeyAction ERROR PDTR 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 12:00:31 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:31 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok

2014-06-30 12:00:31 +0800 kernel[0]: SMC::smcReadKeyAction ERROR MSAc 0xff(0xff) fKeyHashTable=0x0xffffff8028818000

2014-06-30 12:00:31 +0800 kernel[0]: SMC::waitForKeyDone KEY_DONE timed out

2014-06-30 12:00:31 +0800 kernel[0]: SMC::waitForKeyDone wait timeout but key status 0xff is ok