may i know SNR Margin izit this meaning?

****************************USB DSL TEST GUI***************************
********************************************************************************
* DSL GUI Version : 1.09
* Driver Version : A.2
* Hardware Version : 500B
* Firmware Version : 43E2EA3A
* Operating System: Whistler build: 2600
* Number of Processor : 1
* Processor Architecture : INTEL
* Processor Level : 15
* Processor Model : 5
* Processor Stepping : 19
* Memory Usage : 51%
* Total Physical Memory : 804769792
* Available Physical Memory : 393949184
* Total Virtual Memory : 2147352576
* Available Virtual Memory : 2112851968
* Start Time : Thursday, June 7, 2007 17:52
********************************************************************************
********************************************************************************

DSL TEST CONFIGURATION

INTERFACE TEST CONFIGURATION :
TEST : ENABLED

MODEM TEST CONFIGURATION :
TEST : ENABLED
EXPECTED DSL MODE : G.DMT
DATA MODE TIMEOUT : 60
VPI : 0
VCI : 35

LINE TEST CONFIGURATION :
TEST : DISABLED
OAM_VPI : 0
OAM_VCI : 0
NUMBER OF CELLS TO SEND : 0
OAM LOOPBACK TYPE : F5E2E

NETWORK TEST CONFIGURATION :
TEST : DISABLED
EXPECTED DRIVER TYPE : WAN
EXPECTED ENCAPSULATION : BRIDGE_LLC

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

DSL TEST RESULTS

1 - INTERFACE TEST RESULTS :
The interface test is passed

2 - MODEM TEST RESULTS :
MODEM test is requested but is not done yet

3 - LINE TEST RESULTS :
LINE test is not requested

4 - NETWORK TEST RESULTS :
Network test is not requested

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

CMV CONFIGURATION

1 - DIAG02 : 0
2 - DIAG03 : 0
3 - DIAG22 : 0
4 - DIAG23 : 1
5 - DIAG25 : 26
6 - DIAG47 : 0
7 - DIAG49 : 1A
8 - DIAG51 : 3C0936
9 - DIAG52 : 3C0C72
10 - DIAG53 : 0
11 - DIAG54 : 0
12 - INFO10 : 43E2EA3A
13 - INFO08 : 1C
14 - INFO14 : 0
15 - OPTN00 : 8002C444
16 - OPTN02 : 0
17 - OPTN04 : 0
17 - OPTN07 : 0
18 - PSDM01 : 23E77
19 - RATE00 : 200010
20 - STAT00 : 82208210

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

erm.. my modem brand is Aztech, model is ADSL USB DSL 206U (is a USB modem.. kinda cheap.. jz RM88..)


if i m wrong, den can teach me how 2 check that thing? i dunno how 2 check..

[img=http://img143.imageshack.us/img143/7947/asdtdrfcg9.th.jpg]
[img=http://img167.imageshack.us/img167/5968/rytujio8.th.jpg]

izit this 1? i guess is lo.. can anyone help me fix the dc thingy off? pls..