Circuit Explanation; Power Supply Circuit - Casio FE-700 MEX Service Manual

6.CIRCUIT EXPLANATION

6-1. Power supply circuit

Q1 : Power transistor
Q2 : Voltage detection transistor
Voltage level at above check point (unit : V )
Measurement
position
Voltage (V) 12.5V
A B C
5.3V 6.2V 2
— 8 —
A B
D
.47V
C
D