Ayuda Con N85 No Enciende Opciones

[liberomovil]

buenas,me han traido un nokia n85 que no enciende ,cuando pulsas el boton de encendido no enciende,ya he cambiado el pulsador y le he echo un flash completo,y en la cyclone le he echo un self test y me ha dado unos errores pero no se por donde puede venir el problema.Os adjunto el test.

Selftests to proceed: 46
Passed ST_TAHVOINT_TEST
Passed ST_UEM_CBUS_IF_TEST
Passed ST_EAR_DATA_LOOP_TEST
Passed ST_SIM_CLK_LOOP_TEST
Passed ST_SIM_IO_CTRL_LOOP_TEST
Passed ST_SIM_LOCK_TEST
Passed ST_SECURITY_TEST
Passed ST_PWR_KEY_TEST
Passed ST_CURRENT_CONS_TEST
Passed ST_BACKUP_BATT_TEST
Passed ST_HOOKINT_TEST
Passed ST_BTEMP_TEST
Failed ST_MBUS_RX_TX_LOOP_TEST
Passed ST_FMTX_TEST
Failed ST_HEADSET_AMPLIFIER_TEST
Passed ST_EXT_DEVICE_TEST
Passed ST_CDSP_SLEEPCLK_FREQ_TEST
Failed ST_CDSP_SLEEPCLOCK_FREQ_TEST
Failed ST_CDSP_RF_BB_IF_TEST
Failed ST_CDSP_RF_SUPPLY_TEST
Failed ST_CDSP_TX_IQ_TEST
Failed ST_CDSP_TXC_DATA_TEST
Failed ST_CDSP_RX_PLL_PHASE_LOCK_TEST
Failed ST_CDSP_TX_PLL_PHASE_LOCK_TEST
Failed ST_CDSP_WCDMA_TX_POWER_TEST
Failed ST_CDSP_RX_IQ_LOOP_BACK_TEST
Failed ST_CDSP_GSM_TX_POWER_TEST
Passed ST_KEYBOARD_STUCK_TEST
Passed ST_LPRF_IF_TEST
Passed ST_CAMERA_IF_TEST
Passed ST_CAMERA_ACCELERATOR_TEST
Failed ST_SEC_CAMERA_IF_TEST
Passed ST_LED_FLASH_TEST
Passed ST_CAMERA_AUTOFOCUS_TEST
Passed ST_LPRF_AUDIO_LINES_TEST
Passed ST_MAIN_LCD_IF_TEST
Passed ST_BT_WAKEUP_TEST
Passed ST_WLAN_TEST
Passed ST_BT_WLAN_COEXISTENCE_TEST
Passed ST_ACCEL_IF_TEST
Passed ST_VIBRA_TEST
Passed ST_USB_LOOP_TEST
Passed ST_NAVISCROLL_TEST
Passed ST_RADIO_TEST
Passed ST_TVOUT_IF_TEST
Passed ST_IO_EXPANDER_IF_TEST