30
TROUBLESHOOTING
P_ON_#1 : P-on u-com IC401 #pin12
P_ON_#2 : P-on u-com IC401 #pin13
ORESETB : P-on u-com IC401 #pin14
1.3 No Power DDCON/LDO
Board Operation IC Ref Voltage supply Output ref. Enable pin Enable source Fuse Vcc ref.
BM5STY
DC/DC IC418 5.0V_STBY_H C510 R557 Vin - C505
LDO IC403 3.3V_MAIN_H C416 IC403 Pin#3 P_ON_#2 - C415
DC/DC IC600 5V_MAIN/5.0V_VBUS/5V_AUDIO C610 IC600 Pin#15 P_ON_#2 F600 C601
DC/DC IC618 3.3V_MAIN C727 IC618 Pin#4 1.8V_BE_DDC F609 C726
DC/DC IC613 5.0V_VBUS_CAMERA C708 IC613 Pin#4 P_ON_#2 F607 C707
DC/DC IC603 1.0V_TU_P C630 IC603 Pin#4
P_ON_#2 or IC1000 #AL18
(EWS_PWR_ON)
- C628
DC/DC IC801 1.1V_M5_DDR C806 IC801 Pin#4 R804/R907 (3.3V_STBY) - C801
DC/DC IC802 0.9V_M5_STBY C809 IC802 Pin#4 R804/R907 (3.3V_STBY) - C807
DC/DC IC803 1.8V_STBY C812 IC803 Pin#4 R804 (3.3V_STBY) - C810
DC/DC IC804 0.8V_M5_CORE C846 IC804 Pin#8 P_ON_#1 F802 C831
LDO IC806 1.8V_M5_ET_STBY C818 IC806 Pin#3
IC1000 #AN19
(ETHER_PWR_EN)
- C817
DC/DC IC813 1.8V_M5 C904 IC813 Pin#4 P_ON_#2 F807 C902
DC/DC IC812 1.0V_M5 C898 IC812 Pin#4 P_ON_#2 F805 C896
LDO IC809 3.3V_M5_STBY C816 R917 R917 (3.3V_STBY) - C815
DC/DC IC810 0.8V_M5_CPU C861 IC810 Pin#19 P_ON_#2 F803 C855
DC/DC
IC811 0.8V_M5_GPU C874 IC811 Pin#19 P_ON_#2 F804 C868
LDO IC2201 1.8V_EMMC C2216 IC2201 Pin#3 P_ON_#1 or ORESETB - C2214
DC/DC IC4800 1.8V_BE_DDC C4805 IC4800 Pin#4 P_ON_#2 F4800 C4803
DC/DC IC4801 1.1V_BE C4813 IC4801 Pin#4 1.8V_BE_DDC F4801 C4812
DC/DC IC4802 0.9V_BE_DDC_1 C4820 IC4802 Pin#4 P_ON_#1 F4802 C4819
DC/DC IC4803 0.9V_BE_DDC_2 C4828 IC4803 Pin#4 P_ON_#1 F4803 C4827
DC/DC IC4809 0.8V_BE C4860 IC4809 Pin#8 P_ON_#1 F4804 C4845
DC/DC IC4810 0.7V_BE C4876 IC4810 Pin#8 P_ON_#1 F4805 C4863
SYSSET
2023/11/2806:39:49(GMT+09:00)
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