WCDMA 校准出现 DPCH TX Fail

yuzhouyouling · 发表于 2011-11-24 10:30:21

今天校准WCDMA 时候出现DPCH TX Fail，用的是MTK平台，仪器是8960，Fail的Log档如下：
---------- Low_PA_mode (WCDMA_BAND5)-------------
2011-11-24 10:25:41.500 [Info] d_goal_power (-1.50) = 0.00 + -1.50
2011-11-24 10:25:41.500 [Info] Initial PA gain: 124
2011-11-24 10:25:41.703 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:44.484 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:25:44.546 [Info](1): set runtime PA gain:0
2011-11-24 10:25:44.812 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:44.984 Agilent 8960 < fetch channel power = -10.55751
2011-11-24 10:25:45. 31 [Info](2): set runtime PA gain:1
2011-11-24 10:25:45.312 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:45.468 Agilent 8960 < fetch channel power = -10.57658
2011-11-24 10:25:45.531 Warn: PA Gain (1280) exceed the max limit(1280), so set to max
2011-11-24 10:25:45.531 [Info](3): set runtime PA gain:1280
2011-11-24 10:25:45.796 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:48.593 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:25:48.656 [Info](4): set runtime PA gain:1
2011-11-24 10:25:48.921 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:49. 78 Agilent 8960 < fetch channel power = -10.54639
2011-11-24 10:25:49.140 [Info](5): set runtime PA gain:2
2011-11-24 10:25:49.421 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:49.593 Agilent 8960 < fetch channel power = -10.74289
2011-11-24 10:25:49.640 Warn: PA Gain (1280) exceed the max limit(1280), so set to max
2011-11-24 10:25:49.640 [Info](6): set runtime PA gain:1280
2011-11-24 10:25:49.921 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:52.703 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:25:52.765 [Info](7): set runtime PA gain:3
2011-11-24 10:25:53. 46 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:53.218 Agilent 8960 < fetch channel power = -10.78979
2011-11-24 10:25:53.265 [Info](8): set runtime PA gain:4
2011-11-24 10:25:53.546 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:53.703 Agilent 8960 < fetch channel power = -10.82351
2011-11-24 10:25:53.750 Warn: PA Gain (1280) exceed the max limit(1280), so set to max
2011-11-24 10:25:53.750 [Info](9): set runtime PA gain:1280
2011-11-24 10:25:54. 31 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:56.828 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:25:56.890 [Info](10): set runtime PA gain:5
2011-11-24 10:25:57.171 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:57.328 Agilent 8960 < fetch channel power = -10.86465
2011-11-24 10:25:57.359 [Info](11): set runtime PA gain:6
2011-11-24 10:25:57.625 Agilent 8960 < initiate channel power measurement
2011-11-24 10:25:57.796 Agilent 8960 < fetch channel power = -10.88980
2011-11-24 10:25:57.859 Warn: PA Gain (1280) exceed the max limit(1280), so set to max
2011-11-24 10:25:57.859 [Info](12): set runtime PA gain:1280
2011-11-24 10:25:58.140 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26: 0.921 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:26: 0.968 [Info](13): set runtime PA gain:7
2011-11-24 10:26: 1.218 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26: 1.390 Agilent 8960 < fetch channel power = -10.92972
2011-11-24 10:26: 1.453 [Info](14): set runtime PA gain:8
2011-11-24 10:26: 1.734 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26: 1.906 Agilent 8960 < fetch channel power = -10.94339
2011-11-24 10:26: 1.968 Warn: PA Gain (1280) exceed the max limit(1280), so set to max
2011-11-24 10:26: 1.968 [Info](15): set runtime PA gain:1280
2011-11-24 10:26: 2.250 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26: 5. 46 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:26: 5. 93 [Info](16): set runtime PA gain:8
2011-11-24 10:26: 5.375 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26: 5.515 Agilent 8960 < fetch channel power = -10.94156
2011-11-24 10:26: 5.593 [Info](17): set runtime PA gain:9
2011-11-24 10:26: 5.875 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26: 6. 31 Agilent 8960 < fetch channel power = -10.94542
2011-11-24 10:26: 6. 78 Warn: PA Gain (1280) exceed the max limit(1280), so set to max
2011-11-24 10:26: 6. 78 [Info](18): set runtime PA gain:1280
2011-11-24 10:26: 6.359 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26: 9.140 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:26: 9.203 [Info](19): set runtime PA gain:9
2011-11-24 10:26: 9.484 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26: 9.656 Agilent 8960 < fetch channel power = -10.98998
2011-11-24 10:26: 9.703 [Info](20): set runtime PA gain:10
2011-11-24 10:26: 9.968 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:10.140 Agilent 8960 < fetch channel power = -11.00392
2011-11-24 10:26:10.187 Warn: PA Gain (1280) exceed the max limit(1280), so set to max
2011-11-24 10:26:10.187 [Info](21): set runtime PA gain:1280
2011-11-24 10:26:10.468 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:13.265 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:26:13.296 [Info](22): set runtime PA gain:10
2011-11-24 10:26:13.546 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:13.718 Agilent 8960 < fetch channel power = -10.97206
2011-11-24 10:26:13.765 [Info](23): set runtime PA gain:11
2011-11-24 10:26:14. 46 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:14.218 Agilent 8960 < fetch channel power = -11.03143
2011-11-24 10:26:14.281 Warn: PA Gain (1280) exceed the max limit(1280), so set to max
2011-11-24 10:26:14.281 [Info](24): set runtime PA gain:1280
2011-11-24 10:26:14.546 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:17.328 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:26:17.375 [Info](25): set runtime PA gain:11
2011-11-24 10:26:17.625 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:17.796 Agilent 8960 < fetch channel power = -10.99653
2011-11-24 10:26:17.843 [Info](26): set runtime PA gain:12
2011-11-24 10:26:18.125 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:18.281 Agilent 8960 < fetch channel power = -11.05731
2011-11-24 10:26:18.328 Warn: PA Gain (1280) exceed the max limit(1280), so set to max
2011-11-24 10:26:18.328 [Info](27): set runtime PA gain:1280
2011-11-24 10:26:18.609 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:21.390 Agilent 8960 < fetch channel power = 99100000000000005190000000000000000000.00
2011-11-24 10:26:21.453 [Info](28): set runtime PA gain:13
2011-11-24 10:26:21.718 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:21.859 Agilent 8960 < fetch channel power = -11.08732
2011-11-24 10:26:21.906 [Info](29): set runtime PA gain:14
2011-11-24 10:26:22.187 Agilent 8960 < initiate channel power measurement
2011-11-24 10:26:22.359 Agilent 8960 < fetch channel power = -11.11088
2011-11-24 10:26:22.390 FAIL: can not find the right PA gain after try 30 times, last(14)
我想请教下各位大侠，这是怎么回事呢？

yuzhouyouling · 发表于 2011-11-24 11:16:26

找到原因了。。。。。

zhouyuanjun · 发表于 2011-12-27 17:50:03

是什么原因

jackking2009 · 发表于 2013-2-24 15:54:10

数据这么这么怪。fetch channel power = 99100000000000005190000000000000000000.00
这也太大了吧。早fail了

hughchen136 · 发表于 2013-4-10 16:02:51

你手动推一下，就行了

hughchen136 · 发表于 2013-4-10 16:01:57

你手动推一下，就行了

tn801158 · 发表于 2013-5-7 16:51:43

"你手动推一下，就行了" 什么意思，求详解?谢谢

wanwin · 发表于 2013-10-31 13:48:24

楼主怎么不分享下原因呢？

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[讨论] WCDMA 校准出现 DPCH TX Fail