
SECTION 5
ADJUSTMENT PROCEDURE
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REQUIRED TEST EQUIPMENTS
When adjusting IC-V85/V85E/V85-T, following test equipments and JIG cables (see the illust below) are required.
EQUIPMENT
GRADE AND RANGE
EQUIPMENT
GRADE AND RANGE
RF power meter
(terminated type)
Measuring range
Frequency range
Impedance
SWR
: 0.1–10 W
: 100–300 MHz
: 50
Ω
: Less than 1.2 : 1
Standard signal
generator (SSG)
Frequency range
Output level
: 0.1–300 MHz
: –20 to 90 dBµ
(–127 to –17 dBm)
Frequency counter
Frequency range
Frequency accuracy
Sensitivity
: 0.1–300 MHz
: ±1 ppm or better
: 100 mV or better
AC millivoltmeter Measuring range
: 10 mV to 10 V
Oscilloscope
Frequency range
Measuring range
: DC–20 MHz
: 0.01–20 MHz
Modulation analyzer
Frequency range
Measuring range
: 30–300 MHz
: 0 to ±10 kHz
External speaker
Input impedance
Capacity
: 8
Ω
: More than 1 W
Audio generator
Frequency range
Output level
: 300–3000 Hz
: 1–500 mV
Attenuator
Power attenuation
Capacity
: 30 or 40 dB
: More than 10 W
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CONNECTION
CAUTION!:
BACK UP originally programmed contents (Memory channels, Common settings, etc.) in the transceiver using optional
CS-V85
CLONING SOFTWARE
before starting adjustment.
When all adjustments are completed, these contents in the transceiver may be cleared.
RF power meter
0.1–10 W/50
Ω
Attenuator
30 dB or 40 dB
Modulation
analyzer
Frequency
counter
IC-V85
IC-V85E
IC-V85-T
Oscilloscope
Standard Signal Generator
–20 to 90 dBµ
(–127 dBm to –17 dBm)
Speaker (8
Ω
)
3-conductor 3.5 (d) mm plug
AFOUT
CLOUT
GND
• JIG cable
33 k
Ω
68 k
Ω
AC
millivoltmeter
PTT
MIC
GND
Audio generator
300 Hz to 3 kHz
• JIG cable
To [MIC] jack
To [SP] jack
3-conductor 2.5 (d) mm plug
5 - 1
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