Icom IC-M35 Service Manual page 2

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