HTC HD mini defect

Telefonul are o problema la touch, nu raspunde coltul stanga jos.
  
  GENERAL 2G Network
  3G Network HSDPA
  SIM Mini-SIM
  Announced 2010, February
  DISPLAY Type TFT capacitive touchscreen, 65K colors
  Size 320 x 480 pixels, 3.2 inches (~180 ppi pixel density)
  
  SOUND Alert types Vibration, MP3, WAV ringtones
  
  MEMORY Card slot microSD, up to 32 GB
  Internal 384 MB RAM, 512 MB ROM
  DATA GPRS Class 10 (4+1/3+2 slots), 32 - 48 kbps
  EDGE Class 10, 236.8 kbps
  Speed HSDPA, 7.2 Mbps; HSUPA, 2 Mbps
  WLAN Wi-Fi 802.11 b/g, Wi-Fi router
  Bluetooth Yes v2.1 with A2DP
  USB Yes, microUSB v2.0
  CAMERA Primary 5 MP, 2592 x 1944 pixels,
  Chipset Qualcomm MSM7227
  CPU 600 MHz ARM 11
  GPU Adreno 200
  Sensors Accelerometer, proximity
  Messaging SMS(threaded view), MMS, Email, IM
  Browser HTML
  Radio Stereo FM radio with RDS
  GPS Yes, with A-GPS support
  Java Via third party application
  Colors Black
  
  BATTERY Li-Ion 1200 mAh battery
  Stand-by Up to 340 h (2G) / Up to 500 h (3G)
  Talk time Up to 6 h 40 min (2G) / Up to 7 h 15 min (3G) Site web :