Chapter 1515-75F-15-7915.4.9 Variable Resistors (VR), Light-Emitting Diodes (LED), and Check Pins by PCB15.4.9.1 Variable Resistors (VR), Light-Emiting Diodes (LED), and Check Pins by PCB 0014-4630Color iR C3380G / Color iR C2880G / Color iR C3380i / Color iR C3380 / Color iR C2880i / Color iR C2880 / iR C3480 / iR C3480i / iR C3080i / iR C2550Of the variable resistors (VR), light-emitting diodes (LED), and check pins used in the machine those needed in the field are discussed.- Although normal, some LEDs may emit dim light when they remain off becouse of leakege current.- Keep the following symbols in mind;---VR that may be used in the field.---VR that must not be used in the field.J1010J1051J1021J1020J1019J1016J1J2115J2120J2202J2119J2203J2111J2121J2113J502J1023J101J1014J2201J1J2110J1017J1018J1033 J1008J1011J1013J1302J1007J1003J2121J2122J5002J1002J5003J1034J3904J3903J3902J213J223J214J3061 J3058 J3088J3061J3053J3062J230 J229J231J227J232J228