Icom IC-M36 Service Manual - Page 2

Feb. 2012 SECTION 5. (Replacement page) ADJUSTMENT PROCEDURE 5-1 PREPARATION ‭ REQUIRED EQUIPMENTS EQUIPMENT GRADE AND RANGE EQUIPMENT Adjustment software CS-M36/35 ADJ (Revision 1.0 or later) JIG cable RF power meter (50 Ω terminated) Measuring range Frequency range SWR : 0.1-10 W : 100-300 MHz : Less than 1.2 : 1 Frequency range : 0.1-300 MHz Frequency counter Frequency accuracy : ±1 ppm or better Input level : Less than 1 mW Audio generator (AG) Modulation Analyzer AC millivoltmeter Standard signal generator (SSG) Frequency range Output level : 0.1-300 MHz Attenuator : 0.1 mV to 32 mV (-127 to -17 dBm) Speaker GRADE AND RANGE • OPC-478 or OPC-478UC • Modified OPC-1655 (See the illust below) Frequency range : 300-3000 Hz Output level : 1-500 mV Frequency range : 30-300 MHz Measuring range : 0 to ±10 kHz Measuring range : 10 mV to 10 V Power attenuation Capacity Impedance Capacity : 30 dB : More than 10 W : 50 Ω : More than 1 W ‭ JIG CABLE OPC-478/UC EXT. SPEAKER (1 W/8 Ω) AUDIO GENERATOR (300-3000 Hz/1-500 mV) +− SETTING; Frequency : 1 kHz Level : 25 mVrms Waveform : Sine wave AC −+ 4.7 µF MILLIVOLT METER (10 mV to 10 V) PTT 33 kΩ + + 47 µF (MIC line) WHITE (MIC) (SP line) RED (AFOUT) (CLONE line) BLUE (CLONE) +− OPC-1655 (Parts No.: 8900016330) SHIELD (GND) To the transceiver 5 - 1