Service Manual
Page 77
4. TROUBLE SHOOTING Checking Flow START I/O Connector(CN301) Is well-soldered ? YES Is The Voltage of order Change the TA Replace the U101 Check the U102 The battery may have problems. Change the battery. - 78 - NO NO LOW NO NO YES Charging is properly operating Resolder the CN300 Pin 12,13 : VCHARGE The TA is charged? YES The Voltage of C128 Is 2.8V YES Check the voltage of R124 High or Low? YES Battery is out of C126 5.2V ?
4. TROUBLE SHOOTING Checking Flow START I/O Connector(CN301) Is well-soldered ? YES Is The Voltage of order Change the TA Replace the U101 Check the U102 The battery may have problems. Change the battery. - 78 - NO NO LOW NO NO YES Charging is properly operating Resolder the CN300 Pin 12,13 : VCHARGE The TA is charged? YES The Voltage of C128 Is 2.8V YES Check the voltage of R124 High or Low? YES Battery is out of C126 5.2V ?