[G2 and Desire Z Q&A, Help & Troubleshooting] Hot_Hands:
I recorded a logcat. It looks like nothing eventful happens during sleep but once I turn the screen back on telephony activity starts showing up, it drops connection (white icons), and finally resyncs itself (doesn't usually do this automatically)

I/power ( 1497): *** set_screen_state 0
D/SurfaceFlinger( 1497): About to give-up screen, flinger = 0x93f30
D/AK8975 ( 1390): Compass CLOSE
D/dalvikvm( 3570): GC_EXPLICIT freed 23K, 50% free 3440K/6791K, external 0K/0K,
paused 43ms
D/dalvikvm( 1497): GC_EXTERNAL_ALLOC freed 321K, 37% free 6721K/10503K, external
5751K/5762K, paused 65ms
I/dalvikvm( 1801): Jit: resizing JitTable from 4096 to 8192
D/KeyguardViewMediator( 1497): wakeWhenReadyLocked(26)
I/power ( 1497): *** set_screen_state 1
D/SurfaceFlinger( 1497): Screen about to return, flinger = 0x93f30
D/AK8975 ( 1390): Compass Start
W/InputManagerService( 1497): Window already focused, ignoring focus gain of: co
m.android.internal.view.IInputMethodClient$Stub$Proxy@40a297f0
I/power ( 1497): *** set_screen_state 0
D/dalvikvm( 1497): GC_EXTERNAL_ALLOC freed 251K, 37% free 6704K/10503K, external
4983K/5220K, paused 67ms
D/SurfaceFlinger( 1497): About to give-up screen, flinger = 0x93f30
D/AK8975 ( 1390): Compass CLOSE
D/dalvikvm( 1497): GC_EXTERNAL_ALLOC freed 100K, 37% free 6625K/10503K, external
4578K/4613K, paused 82ms
D/skia ( 1497): purging 194K from font cache [14 entries]
D/dalvikvm( 2133): GC_EXPLICIT freed 4K, 56% free 3050K/6855K, external 3304K/40
93K, paused 30ms
D/dalvikvm( 2422): GC_EXPLICIT freed 57K, 56% free 3346K/7495K, external 4811K/6
008K, paused 51ms
D/dalvikvm( 2694): GC_EXPLICIT freed 2K, 54% free 2501K/5379K, external 0K/0K, p
aused 37ms
I/ ( 2133): TyphoonBackgroundUpdaterService - onStart
I/ ( 2133): Battery level - 88
I/ ( 2133): BackgroundUpdaterService.startServices()
I/ ( 2133): BackgroundUpdaterService - setting repeating alarm to 3600000
ms
I/ ( 2133): Battery level - 88
I/ ( 2133): ServiceBroadcastReceiver - received intent: com.aws.action.el
ite.TNC_REFRESH
I/ ( 2133): WidgetUpdateService - onStart
I/ ( 2133): RadarWidgetService - onStart
I/ ( 2133): WidgetUpdateService - onStart
I/ ( 2133): WidgetUpdateService - onStart
I/ ( 2133): WidgetUpdateService - onStart
I/ ( 2133): TemperatureService - onCreate
I/ ( 2133): TemperatureService - onStart
I/ ( 2133): ServiceBroadcastReceiver - received intent: com.aws.action.el
ite.ALERTS_REFRESH
I/ ( 2133): WidgetUpdateService - starting
I/ ( 2133): Updating all widget of type: class com.aws.android.widget.Typ
hoonForecastWidget
I/ ( 2133): WidgetUpdateService - starting
I/ ( 2133): Updating all widget of type: class com.aws.android.widget.rad
ar.RadarWidget
I/ ( 2133): WidgetUpdateService - starting
I/ ( 2133): Updating all widget of type: class com.aws.android.widget.Typ
hoonWidget
I/ ( 2133): WidgetUpdateService - starting
I/ ( 2133): Updating all widget of type: class com.aws.android.widget.Typ
hoonSmallWidget
I/ ( 2133): TemperatureService - updateData
I/ ( 2133): AlertService - onCreate
I/ ( 2133): AlertService - init
I/ ( 2133): AlertService - onStart
I/ ( 2133): AlertService - start
I/ ( 2133): Got alert data for: Spokane, WA
I/ ( 2133): AlertService - all requests are finished, stopping...
I/ ( 2133): AlertService - onDestroy
I/ ( 2133): WidgetUpdateService - updateCompleted
I/ ( 2133): WidgetUpdateService - requests serviced...stopping
I/ ( 2133): TemperatureService - Live data loaded
I/ ( 2133): TemperatureService - Forecast data loaded
I/ ( 2133): TemperatureService - updateOngoingNotification
V/NotificationService( 1497): Active profile: Default
I/PROFILE ( 1497): Group: Phone containing : com.aws.android.elite : false
I/PROFILE ( 1497): Group: Calendar containing : com.aws.android.elite : false
I/PROFILE ( 1497): Group: Email containing : com.aws.android.elite : false
I/PROFILE ( 1497): Group: GMail containing : com.aws.android.elite : false
I/PROFILE ( 1497): Group: SMS containing : com.aws.android.elite : false
V/ProfileManager( 1497): No active group, returning default: Other
V/NotificationService( 1497): Pkg: com.aws.android.elite group: Other
I/ ( 2133): TemperatureService - onDestroy
D/dalvikvm( 2133): GC_EXPLICIT freed 1124K, 56% free 3065K/6855K, external 3341K
/4093K, paused 39ms
D/KeyguardViewMediator( 1497): wakeWhenReadyLocked(272)
I/power ( 1497): *** set_screen_state 1
D/SurfaceFlinger( 1497): Screen about to return, flinger = 0x93f30
D/AK8975 ( 1390): Compass Start
W/InputManagerService( 1497): Window already focused, ignoring focus gain of: co
m.android.internal.view.IInputMethodClient$Stub$Proxy@40925580
I/TelephonyRegistry( 1497): notifyServiceState: 0 home T-Mobile T-Mobile 310260
(manual) HSDPA CSS not supported -1 -1RoamInd: -1DefRoamInd: -1EmergOnly: false
I/TelephonyRegistry( 1497): notifyDataConnection: state=2 isDataConnectivityPoss
ible=true reason=null interfaceName=rmnet0 networkType=8
W/Smack/Packet( 1801): notify conn break (IOEx), close connection
D/Smack ( 1801): [XMPPConn] close connection, notifyClosed=false
D/dalvikvm( 1782): GC_EXTERNAL_ALLOC freed 1072K, 60% free 3453K/8583K, external
9772K/10050K, paused 43ms
I/TelephonyRegistry( 1497): notifyServiceState: 0 home T-Mobile T-Mobile 310260
(manual) UMTS CSS not supported -1 -1RoamInd: -1DefRoamInd: -1EmergOnly: false
I/TelephonyRegistry( 1497): notifyDataConnection: state=2 isDataConnectivityPoss
ible=true reason=null interfaceName=rmnet0 networkType=3
D/dalvikvm( 3570): GC_EXPLICIT freed 16K, 50% free 3440K/6791K, external 0K/0K,
paused 39ms
D/dalvikvm( 2422): GC_EXPLICIT freed 2K, 56% free 3346K/7495K, external 4811K/60
08K, paused 43ms
I/TelephonyRegistry( 1497): notifyServiceState: 0 home T-Mobile T-Mobile 310260
(manual) HSDPA CSS not supported -1 -1RoamInd: -1DefRoamInd: -1EmergOnly: false
I/TelephonyRegistry( 1497): notifyDataConnection: state=2 isDataConnectivityPoss
ible=true reason=null interfaceName=rmnet0 networkType=8
I/TelephonyRegistry( 1497): notifyServiceState: 0 home T-Mobile T-Mobile 310260
(manual) UMTS CSS not supported -1 -1RoamInd: -1DefRoamInd: -1EmergOnly: false
I/TelephonyRegistry( 1497): notifyDataConnection: state=2 isDataConnectivityPoss
ible=true reason=null interfaceName=rmnet0 networkType=3
D/dalvikvm( 1801): GC_CONCURRENT freed 468K, 49% free 3340K/6471K, external 0K/5
12K, paused 2ms+3ms
D/dalvikvm( 1801): GC_CONCURRENT freed 516K, 50% free 3261K/6471K, external 0K/5
12K, paused 3ms+2ms
D/GTalkService( 1801): [RosterMgr] roster not modified
D/GTalkService( 1801): [OtrMgr] OTR not modified
I/TelephonyRegistry( 1497): notifyServiceState: 0 home T-Mobile T-Mobile 310260
(manual) HSDPA CSS not supported -1 -1RoamInd: -1DefRoamInd: -1EmergOnly: false
I/TelephonyRegistry( 1497): notifyDataConnection: state=2 isDataConnectivityPoss
ible=true reason=null interfaceName=rmnet0 networkType=8
D/GTalkService( 1801): [RosterListenerImpl] removeTalkPresence for account=1, de
leted=1
D/GTalkService( 1801): [ContactPresence] removeAllContactsPresence: account=1, s
et null presence for 1
I/TelephonyRegistry( 1497): notifyServiceState: 0 home T-Mobile T-Mobile 310260
(manual) UMTS CSS not supported -1 -1RoamInd: -1DefRoamInd: -1EmergOnly: false
I/TelephonyRegistry( 1497): notifyDataConnection: state=2 isDataConnectivityPoss
ible=true reason=null interfaceName=rmnet0 networkType=3
D/dalvikvm( 2694): GC_EXPLICIT freed 2K, 54% free 2501K/5379K, external 0K/0K, p
aused 39ms
^C