Views: 82 Author: Site Editor Publish Time: 2018-11-23 Origin: Site Inquire
Rx is a resistor, there are many resistors in the circuit diagram, according to the serial number, R1, R2...
Cx is a non-polar capacitor, anti-interference capacitor at the input of the power supply;
IC integrated circuit module;
Ux is an IC (integrated circuit component);
Tx is the test point (for factory testing);
Spk1 is Speaker (buzzer, speaker);
Qx is a triode;
CEx-electrolytic capacitor, CNx-discharge, RNx-exclusion, CONx-connector, Dx-Diode , Lx-inductor/magnetic bead, LEDx-light emitting diode, Xx-crystal oscillator;
RTH (thermistor);
CY (Y capacitor: high voltage ceramic capacitor, safety regulations);
CX (X capacitor: high voltage film capacitor, safety);
D (diode);
W regulator tube;
K switch class;
Y crystal oscillator;
R117: The resistance on the main board, serial number is 17;
T101: Transformer on the main board;
SW102: switch;
LED101: light emitting diode;
LAMP: (indicator) light;
Q104 (E, B, C): transistor, E: emitter, B: base, C: collector.