请问ate里边那个2G NSFT是什么意思？

哦。知道了。谢了

不是fast,是final，非信令测试

没有人知道么，是不是non signal fast test的缩写

NSFT下校准出现如下fail是怎么回事?
******************************************************
<----------- GMSK TX Performance Final Test ----------->
NSFT initial tracking(0) Pass: FreqErr -16.080000
Delay 2 ms tracking time
NSFT_Connect Retry => 0
Tracking Time Before Testing = 2.936 (sec)
######################
PCL: 5
######################
Target < Start RX Level test
Power: 32.365 Pass Min: 31.000 Max: 33.000
Burst Match: 0 Pass
Avg FErr: -12.200 Pass Min: -90.000 Max: 90.000 < Min FErr: ---, Max FErr: ---, Worst FErr: --- >
Avg PK PErr: 3.067 Pass Max: 20.000 < Min PK PErr: ---, Max PK PErr: --- >
Avg RMS PErr: 1.136 Pass Max: 5.000 < Min RMS PErr: ---, Max RMS PErr: --- >
Switching Spectrum:
-400k 600k
-30.444 -36.349
Pass Pass
Modulation Spectrum: (ref power: 22.573)
OFFSET -100k 200k
Relative -7.164 -34.822
Absolute 15.409 -12.249
Matching Pass Pass
Target < Get RX Level test
Rx Level: 26
<------------- Fast Bit Error Rate Final Test ------------->
[Warning] NSFT initial tracking(0) Fail: FreqErr -524.520000
Delay 295 ms tracking time
[Warning] NSFT initial tracking(1) Fail: FreqErr -532.390000
Delay 300 ms tracking time
[Warning] NSFT initial tracking(2) Fail: FreqErr -526.190000
Delay 295 ms tracking time
[Warning] NSFT initial tracking(3) Fail: FreqErr -528.330000
Delay 300 ms tracking time
[Warning] NSFT initial tracking(4) Fail: FreqErr -534.460000
Delay 300 ms tracking time
NSFT_Connect Retry => 2
---------------------------------------------------------------------
******************************************************
BAND: GSM
BCH: 65
TCH: 124
******************************************************
<----------- GMSK TX Performance Final Test ----------->
NSFT_Connect Retry => 0
Tracking Time Before Testing = 0.184 (sec)
######################
PCL: 15
######################
Target < Start RX Level test
Power: 12.616 Pass Min: 11.000 Max: 15.000
Burst Match: 0 Pass
Avg FErr: -3.490 Pass Min: -90.000 Max: 90.000 < Min FErr: ---, Max FErr: ---, Worst FErr: --- >
Avg PK PErr: 3.010 Pass Max: 20.000 < Min PK PErr: ---, Max PK PErr: --- >
Avg RMS PErr: 1.159 Pass Max: 5.000 < Min RMS PErr: ---, Max RMS PErr: --- >
Switching Spectrum:
-400k 600k
-49.752 -45.708
Pass Pass
Modulation Spectrum: (ref power: 3.935)
OFFSET -100k 200k
Relative -6.278 -35.582
Absolute -2.343 -31.647
Matching Pass Pass
Target < Get RX Level test
Rx Level: 26
<------------- Fast Bit Error Rate Final Test ------------->
[Warning] NSFT initial tracking(0) Fail: FreqErr -572.300000
Delay 325 ms tracking time
[Warning] NSFT initial tracking(1) Fail: FreqErr -583.730000
Delay 330 ms tracking time
[Warning] NSFT initial tracking(2) Fail: FreqErr -578.050000
Delay 325 ms tracking time
[Warning] NSFT initial tracking(3) Fail: FreqErr -571.390000
Delay 325 ms tracking time
[Warning] NSFT initial tracking(4) Fail: FreqErr -543.950000
Delay 305 ms tracking time
NSFT_Connect Retry => 1
---------------------------------------------------------------------
******************************************************
BAND: GSM
BCH: 65
TCH: 38
******************************************************
<----------- GMSK TX Performance Final Test ----------->
Time for NSFT = 179.953 (sec)
##
MTK GSM Test Sequence Demo
-------------------------------
Date : 06-04-2012 Time 18:35:55

------------
ATE Tool Version:6.124.0
Part Number: MT
Serial Number: 435434354341546545645
Revision: W11.40
Batch: 01
Bar Code: 060401MT0123456923_183005
Error Code: 000
------------

===============================
Calibration Total Result FAIL
===============================

##

[Warning] NSFT initial tracking(0) Fail: FreqErr -572.300000
这个是什么原因造成的