[Sony Ericsson XPERIA X10 Mini] dams2011:
hello Plancton.fr

well hopefully my contribution I want to serve you

good to add these line in the build.prop

#Theme
persist.sys.themeId=ICSandwich
persist.sys.themePackageName=com.achep.theme.ICSandwich

# begin build properties
# autogenerated by buildinfo.sh
ro.build.id=ICS04
ro.build.display.id=ICS04
ro.build.version.incremental=sPb_3w
ro.build.version.sdk=10
ro.build.version.codename=REL
ro.build.version.release=2.3.7
ro.build.date=Fri 21 Oct 2011 01:45:07 EEST 2011
ro.build.date.utc=0
ro.build.type=user
ro.build.user=plancton
ro.build.host=plancton-VM
ro.build.tags=release-keys
ro.product.model=U20i
ro.product.brand=SEMC
ro.product.name=U20i
ro.product.device=mimmi
ro.product.board=mimmi
ro.product.cpu.abi=armeabi-v6l
ro.product.cpu.abi2=armeabi
ro.product.manufacturer=Sony Ericsson
ro.product.locale.language=en
ro.product.locale.region=US
ro.wifi.channels=14
ro.board.platform=msm7k
# ro.build.product is obsolete; use ro.product.device
ro.build.product=mimmi
# Do not try to parse ro.build.description or .fingerprint
ro.build.description=SK17i-user 2.3.3 4.0.A.2.335 sPb_3w test-keys
ro.build.fingerprint=SEMC/SK17i_1250-2205/SK17i:2.3.3/4.0.A.2.335/sPb_3w:user/release-keys
# end build properties
#
# ADDITIONAL_BUILD_PROPERTIES
#
#RIL/GPS Network
rild.libpath=/system/lib/libril-qc-1.so
rild.libargs=-d /dev/smd0
ro.ril.hsxpa=2
ro.ril.gprsclass=10
ro.ril.hsupa.category=5
ro.ril.def.agps.mode=2
ro.ril.def.agps.feature=1
ro.ril.enable.a52=1
ro.ril.enable.a53=1
ro.telephony.default_network=0
ro.tethering.kb_disconnect=1
ro.com.google.locationfeatures=1
ro.com.google.networklocation=1
persist.rild.nitz_plmn=
persist.rild.nitz_long_ons_0=
persist.rild.nitz_long_ons_1=
persist.rild.nitz_long_ons_2=
persist.rild.nitz_long_ons_3=
persist.rild.nitz_short_ons_0=
persist.rild.nitz_short_ons_1=
persist.rild.nitz_short_ons_2=
persist.rild.nitz_short_ons_3=
persist.ro.ril.sms_sync_sending=1
DEVICE_PROVISIONED=1
ro.telephony.call_ring.multiple=false
ro.telephony.call_ring.delay=5000

#Theme
persist.sys.themeId=ICSandwich
persist.sys.themePackageName=com.achep.theme.ICSandwich

#Other
debug.sf.hw=1
ro.mot.buttonlight.timeout=0
persist.service.mount.playsnd=0

#TI Wlan
wifi.interface=tiwlan0
wifi.supplicant_scan_interval=45
ro.com.android.wifi-watchlist=GoogleGuest
wifi.hotspot.ti=1

#DT And LCD
ro.sf.lcd_density=120
qemu.sf.lcd_density=120
persist.sys.use_16bpp_alpha=1
ro.product.multi_touch_enabled=true
ro.product.max_max_num_touch=4
settings.display.autobacklight=1

#Bravia Autostat
persist.service.swiqi.enable=1
ro.service.swiqi.supported=true

#xLoud Autostat
persist.service.xloud.enable=1
ro.semc.sound_effects_enabled=true
ro.semc.xloud.supported=true

#Media Enc./Dec.
ro.media.enc.jpeg.quality=100
ro.media.dec.jpeg.memcap=80000000
ro.media.enc.file.format=3gp,mp4
ro.media.enc.vid.codec=m4v,h263
ro.media.enc.vid.h263.width=176,640
ro.media.enc.vid.h263.height=144,480
ro.media.enc.vid.h263.bps=64000,1600000
ro.media.enc.vid.h263.fps=1,30
ro.media.enc.vid.m4v.width=176,640
ro.media.enc.vid.m4v.height=144,480
ro.media.enc.vid.m4v.bps=64000,4000000
ro.media.enc.vid.m4v.fps=1,30
ro.media.dec.aud.wma.enabled=1
ro.media.dec.vid.wmv.enabled=1
media.stagefright.enable-player=true
media.stagefright.enable-meta=true
media.stagefright.enable-scan=true
media.stagefright.enable-http=true

#Dalvik VM conf.
dalvik.vm.execution-mode=int:jit
dalvik.vm.heapsize=32m
dalvik.vm.stack-trace-file=/data/anr/traces.txt

#Semc TS
ro.semc.timescape_keys=Sony_Ericsson_Xperia

#Semc battery calibration
ro.semc.batt.capacity=950
ro.semc.batt.test.consumption=150
ro.semc.batt.test.z_threshold=50
ro.semc.batt.test.min_level=60

#SetupWizard
ro.compcache.default=0
keyguard.no_require_sim=true
ro.setupwizard.mode=OPTIONAL
ro.setupwizard.enterprise_mode=1
ro.com.android.dateformat=MM-dd-yyyy
ro.com.android.dataroaming=false

#About Rom
ro.rommanager.developerid=cyanogenmod
ro.com.google.clientidbase=android-sonyericsson
ro.modversion=MiniCM'9' Pro v1.1.9 by Plancton.fr
net.bt.name=Android
ro.url.legal=http://www.google.com/intl/%s/mobile/android/basic/phone-legal.html
ro.url.legal.android_privacy=http://www.google.com/intl/%s/mobile/android/basic/privacy.html

#Ringtone conf.
ro.config.ringtone=QuietlyBrilliant.mp3
ro.config.notification_sound=Deneb.ogg
ro.config.alarm_alert=Hassium.ogg

thus by default stay ICSandwichBlue-008-build-56.apk

will be no need to go chose a theme and choose the topic so will default to your roms hopefully serve you greetings

sorry for my English