[General Questions and Answers] steve30x:
Ok I give up for today. I've spent over six hours trying to sort this out to no avail and I have a huge headache. I'll post the buildprop in case anybody can help

sys.resolution.changed=false

ro.config.ringtone=Ring_Synth_04.ogg

ro.factory.hasUMS=true

persist.tegra.nvmmlite=1

ro.config.notification_sound=pixiedust.ogg

sys.graphic.contrast=100

ro.build.version.sdk=19

ro.factory.without_battery=false

ro.build.type=user

wifi.supplicant_scan_interval=15

sys.rkadb.root=1

ro.build.version.incremental=eng.zed.20150209.214758

ro.product.version=1.0.0

ro.build.display.id=20150716_EU_ZM1309S

ro.sf.fakerotation=true

ril.function.dataonly=1

ro.product.ota.host=www.rockchip.com:2300

ro.com.android.dataroaming=false

persist.sys.strictmode.visual=false

sys.graphic.coloradjustable=0

ro.audio.monitorOrientation=true

ro.hwui.texture_cache_size=72

ro.build.user=zed

dalvik.vm.heapsize=512m

ro.build.version.codename=REL

ro.ril.ecclist=112,911

persist.sys.usb.config=mass_storage,adb

dalvik.vm.heapmaxfree=8m

ro.factory.storage_suppntfs=true

dalvik.vm.heaptargetutilization=0.75

ro.build.description=rk3188-user 4.4.4 KTU84Q eng.zed.20150209.214758 release-keys

ro.product.name=rk3188

ro.rk.bt_enable=true

ro.opengles.version=131072

ro.factory.hasGPS=false

net.bt.name=Android

ro.hwui.text_small_cache_width=1024

ro.build.date=Mon Feb 9 21:49:41 HKT 2015

dalvik.vm.stack-trace-file=/data/anr/traces.txt

ro.default.size=100

ro.sf.lcd_density=240

ro.product.cpu.abi=armeabi-v7a

ro.rksdk.version=RK30_ANDROID$(PLATFORM_VERSION)-SDK-v1.00.00 ro.rk.screenoff_time=120000

ro.product.device=rk3188

ro.product.manufacturer=rockchip

ro.build.id=KTU84Q

ro.factory.tool=1

dalvik.vm.heapgrowthlimit=192m

ro.product.locale.language=en

persist.sys.dalvik.vm.lib=libdvm.so

dalvik.vm.heapminfree=512k

ro.wifi.channels=

sys.hwc.compose_policy=6

ro.product.model=HSG1329

ro.z.version=20150108002 f2e6d747437cab2768bd

dalvik.vm.dexopt-flags=m=y

dalvik.vm.lockprof.threshold=500

ro.sf.hwrotation=270

ro.tether.denied=false

debug.hwui.render_dirty_regions=false

debug.nfc.fw_download=false

ro.rk.def_brightness=200

ro.build.product=rk3188

keyguard.no_require_sim=true

ro.hwui.texture_cache_flush_rate=0.4

sys.graphic.luminance=97

ro.build.version.release=4.4.4

ro.config.alarm_alert=Alarm_Classic.ogg

ro.product.usbfactory=rockchip_usb

rild.libpath=/system/lib/libril-rk29-dataonly.so

ro.product.locale.region=GB

ro.product.cpu.abi2=armeabi

ro.rk.screenshot_enable=false

ro.com.android.timeformat=24

ro.hwui.shape_cache_size=4

ro.board.platform=rk3188

ro.hwui.drop_shadow_cache_size=6

ro.adb.secure=1

sys.wallpaper.rgb565=0

ro.hwui.disable_scissor_opt=true

ro.hwui.gradient_cache_size=1

debug.nfc.se=false

ro.hwui.layer_cache_size=48

sys.graphic.saturation=125

ro.kernel.android.checkjni=0

testing.mediascanner.skiplist=/mnt/internal_sd/Android/

dalvik.vm.jniopts=warnonly

ro.build.characteristics=tablet

persist.sys.storage.position=0

ro.product.brand=rockchip

ro.sf.lcdc_composer=1

ro.com.google.gmsversion=4.4_r3

ro.rk.install_non_market_apps=true

ro.rk.homepage_base=http://www.google.com/webhp?client={CID}&source=android-home

ro.rk.systembar.voiceicon=true

ro.build.fingerprint=rockchip/rk3188/rk3188:4.4.4/KTU84Q/eng.zed.20150209.214758:user/release-keys

persist.sys.timezone=Europe/London

ro.build.tags=release-keys

ro.hwui.text_large_cache_width=2048

sf.power.control=2073600

ro.build.host=zed-desktop6

ro.build.date.utc=1423489781

ro.setupwizard.mode=OPTIONAL

persist.sys.ui.hw=false

ro.product.board=rk30sdk

wifi.interface=wlan0

dalvik.vm.heapstartsize=16m

ro.hwui.text_large_cache_height=1024

ro.carrier=unknown

ro.z.bt_name=HannsPad

ro.com.android.dateformat=dd-MM-yyyy

ro.rk.MassStorage=false

ro.hwui.path_cache_size=16

ro.hwui.text_small_cache_height=1024

rild.libargs=-d /dev/ttyACM0

ro.rk.systembar.tabletUI=false