2 – 46
GX10i
CONFIDENTIAL
YES
IC104 defective.
NO
Regulator IC203 defective.
YES
More than 1.2 V output at TP205 when a back-up battery
is not fitted in the set?
NO
YES
YES
NO
More than 2.5 V output at TP316 when a back-up battery
is fitted in the set?
6. Clock is reset.
Regulator IC302 defective.
YES
NO
More than 2.5 V output at TP321 when a back-up battery
is fitted in the set?
Voltage detecter IC305 or Q307 and Q306 defective.
YES
NO
More than 1.5 V output at TP321 when a back-up battery
is not fitted in the set?
Is the back-up battery holder properly mounted?
NO
More than 1.5 V output at TP203 when a back-up battery
is not fitted in the set?
Relay FPC_B or fastening connector defective.
Defective mounting of back-up battery holder.
• Insufficient back-up battery capacity.
• Back-up battery defective.
• Back-up battery holder defective.
YES
NO
Do the vibrator terminals contact with the land?
5. Vibrator does not operate.
Vibrator defective.
NO
YES
Does the voltage between the vibrator terminals show
more than 3 V?
Vibrator defective.
NO
YES
Does the voltage of TP112 show more than 3 V?
CN201 or Relay FPC_A, CN305, breaking defective.
NO
YES
Signal output from IC103 19 pin?
IC101 defective.
YES
NO
Voltage of approx. 3 V applied to IC103 7 pin?
IC103 or the control signal line to IC104 defective.
Jumper (IC103 7 pin to VINT LINE) defective.
NO
YES
VBAT_AP Voltage applied to IC105 5 pin?
IC101 defective.
YES
NO
VBAT_AP Voltage applied to CN201 21 pin?
CN201 or Relay FPC_A, CN305, breaking defective.