返回目录 维修流程图 实物点测图 PT工位故障 U801 U201 返回目录 PT工站故障多测试几次看是否为误测检查夹具，确认夹具和测试工具是否稳定，测试环境是否异常Y定位属于哪一项功耗场景异常针对此场景功耗做耗电模块剖析交叉验证，确认功耗异常是否为主板软件LOG分析，确认主板状态是否正常NY交叉外设，确认外设异常，找器件一起分析NN排查对应耗电模块的相关电路是否正常排查小料异常，更换U201 U801NYLOG提交软件分析，软件分析主板系统状态，尤其是待机场景下的工作模式确认更换U201 U801YVBAT TP3012 上电3.8VVREG_L19_1P35C1305 开机后1.35VVREG_S5_S6_1P15L506 开机后1.15VVREG_L16_1P8R1640 开机后1.8VVREG_L18_2P7C3425 开机后2.7VVREG_L22_2P85C2061 开机后2.85VVREG_L23_1P2C2141 开机后1.2VVREG_S1_1P15L502 开机后1.15VVREG_S2_1P15L507 开机后1.15VVREG_L10_2P85C2220 开机后2.85VVREG_L6_1P8R1001 开机后1.8VVREG_L17_2P85C625 开机后2.85VVREG_L5_1P8C613 开机后1.8VVREG_L3_1P15C621 开机后1.15VVREG_L2_1P2C620 开机后1.2VVREG_L7_1P8C614 开机后1.8VVDD_WTR_1P8C627 开机后1.8VVREG_L8_2P9C622 开机后2.9VVREG_L9_3P3C615 开机后3.3VVREG_L11_SDCC624 开机后2.95VVREG_S3_1P3C531 开机后2.85VVREG_L12_SDCC645 开机后2.95VVREG_L13_3P075C617 开机后3.075VVREG_L14_UMI1C618 开机后1.8VVREG_L15_UMI2C646 开机后1.8VVREG_S4_2P05C533 开机后2.05VVPH_PWRC529 上电3.8VVDD_WTR_1P0C609 开机后1.0V