Icom IC-M802 Service Manual page 18

SECTION 4 ADJUSTMENT PROCEDURES
4-1 PREPARATION
When adjusting the contents on page 4-9, a JIG CABLE (see illustration as shown below) is required.
Some adjustments must be performed on the "ADJUSTMENT MODE". Entering the "ADJUSTMENT MODE", see the next page.
REQUIRED TEST EQUIPMENT
EQUIPMENT
Output voltage
DC power supply
Current capacity
Measuring range
RF power meter Frequency range
(terminated type) Impedance
SWR
Frequency range
Frequency counter
Frequency accuracy : ±1 ppm or better
Sensitivity
Frequency range
FM deviation meter
Measuring range
Digital multimeter Input impedance
• CONNECTION
Standard signal
generator
CAUTION!
DO NOT transmit while
an SSG is connected to
the antenna connector 1.
DC power supply
Distortion meter
Speaker
[MIC] connector
Audio
generator
+
1 7
2 8 6
3 5
4
PTT
GRADE AND RANGE
: 7.2 V DC
: 5 A or more
: 1–10 W
: 300–600 MHz
: 50 Ω
: Less than 1.2 : 1
: 0.1–600 MHz
: 100 mV or better
: DC–600 MHz
: 0 to ±5 kHz
: 10 MΩ/V DC or better
Ammeter
_
to [SP]
EQUIPMENT
Frequency range
Audio generator
Output level
Power attenuation
Attenuator
Capacity
Frequency range
Standard signal
Output level
generator (SSG)
DC voltmeter
Input impedance
Frequency range
Oscilloscope
Measuring range
AC millivoltmeter Measuring range
Attenuator
to [CONTROLLER]
4 - 1
GRADE AND RANGE
: 300–3000 Hz
: 1–500 mV
: 40 or 50 dB
: 10 W or more
: 120–600 MHz
: 0.1 µV–32 mV
(–127 to –17 dBm)
: 50 kΩ/V DC or better
: DC–20 MHz
: 0.01–20 V
: 10 mV–10 V
Modulation analyzer
Spectrum scope
RF power meter