– 21 –BLOCK DIAGRAM POWER LINES5V_STBY5V_STBY5V_STBYK8FRAK39KK8CTRK19CTRAACCN1131LED_ON1817IC800CPU48237 32Normal -> "H", Failure -> "L"On -> "H"IC803EEPROM IC2445IC2440Sync Det.Q8058169,36,59A3900RCPre-AMPP-FAILP-FAIL2D1620 D16211REG_SW2REG_SW3NREG_SW256REG_SW1N 644,5D1.1VIC1640DP32649 / DP26649 (US1-L)3 2,434REG_SW1N Q1610 IC162021 6REG_SW4D5VD3.3VD1.1V_ZRD1.8V_DDRIC670012V_ANALOGLVDS_POWAUDIO_POW9VD1670D16848,9111213 Audio AmpLVDSIC0015VD16823.3V 3.3V_HDMI3.3V_USB3.3V_ZR3 2,4IC1670IC800(49pin)LVDS_SW Q6301,6303Q6304 LCDPanelLINE_OFFLINE_OFFBL_ONBL_SWBL_ADJQ1751BLOCK DIAGRAM POWER LINESP-FAIL2P-FAILP-FAILP-FAILD1641P-FAILP-FAIL2P-FAILP-FAIL2P-FAILPowerUnitMain BoardKEY SW BoardRC LED BoardPOWER_ONPower FailureD1.8V 1.8VEEPROMIC2403D-SUBPCfor VGA95V_USB4 53USB1_PEN_NIC6600 USBCN2K8C