adsysdis.log
domainp,DC=local' SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:45:03 1840 (0x0730)
INFO: Property (operatingSystem) for (w7-sccmtest1) was not set SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:45:03 1840 (0x0730)
INFO: Property (operatingSystemVersion) for (w7-sccmtest1) was not set SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:45:03 1840 (0x0730)
INFO: Property (dNSHostName) for (w7-sccmtest1) was not set SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:45:03 1840 (0x0730)
ERROR: System w7-sccmtest1 is a unsupported operating system, unsupported version, or malformed AD entry. Reported system type is: (). SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:45:03 1840 (0x0730)
WARN: Failed to get following optional attributes, operatingSystemServicePack,operatingSystemVersion, SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:45:03 1840 (0x0730)
INFO: successfully completed directory search SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:45:03 1840 (0x0730)
domainp,DC=local' SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:50:02 2520 (0x09D8)
INFO: Property (operatingSystem) for (w7-sccmtest1) was not set SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:50:02 2520 (0x09D8)
WARN: Failed to get following optional attributes, operatingSystemServicePack, SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:50:02 2520 (0x09D8)
INFO: DDR was written for system 'W7-SCCMTEST1' - C:\Program Files\Microsoft Configuration Manager\inboxes\auth\ddm.box\adsawr5y.DDR at 4/20/2015 10:50:1. SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:50:02 2520 (0x09D8)
INFO: successfully completed directory search SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:50:02 2520 (0x09D8)
INFO: Start to recursively process into group objects SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:50:02 2520 (0x09D8)
domainp,DC=local' SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:55:02 2856 (0x0B28)
INFO: Property (operatingSystem) for (w7-sccmtest1) was not set SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:55:02 2856 (0x0B28)
WARN: Failed to get following optional attributes, operatingSystemServicePack, SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:55:02 2856 (0x0B28)
INFO: DDR was written for system 'W7-SCCMTEST1' - C:\Program Files\Microsoft Configuration Manager\inboxes\auth\ddm.box\ads16vi8.DDR at 4/20/2015 10:55:1. SMS_AD_SYSTEM_DISCOVERY_AGENT 20/04/2015 10:55:02 2856 (0x0B28)
I know that w7 without sp 1 it's fine. From logs fails to query sp. In mean time I start to apply sp1 on this w7 to see if are any issues with missing sp1.
https://technet.microsoft.com/en-us/library/gg682077.aspx?f=255&MSPPError=-2147217396#BKMK_SupConfigClientOS