Adjustment Procedures; Preparation - Icom IC-F2610 Service Manual

SECTION 5 ADJUSTMENT PROCEDURES

5-1 PREPARATION

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
RF voltmeter
Measuring range
Frequency range
FM deviation meter
Measuring range
Frequency range
Audio generator
Measuring range
CONNECTION
FM DEVIATION ATTENUATOR
METER 40 dB or 50 dB
RF POWER METER
50 ‰/1—50 W
STANDARD SIGNAL GENERATOR
300—600 MHz
0.1 V to 32 mV (—127 to —17 dBm)
CAUTION!
DO NOT transmit
while an SSG is
connected to the
antenna connector.
GRADE AND RANGE
: 13.2 V DC
: 15 A or more
: 1–50 W
: 300–600 MHz
: 50 Ω
: Less than 1.2 : 1
: 0.1–600 MHz
: 100 mV or better
: 0.1–600 MHz
: 0.01–10 V
: DC–600 MHz
: 0 to ±10 kHz
: 300–3000 Hz
: 1–500 mV
EQUIPMENT
Frequency range
Standard signal
Output level
generator (SSG)
Frequency range
Oscilloscope
Measuring range
Input impedance
DC voltmeter
Digital multimeter Measuring range
Input impedance
AC millivoltmeter
Input impedance
External speaker
Capacity
Power attenuation : 40 dB or 50 dB
Attenuator
Capacity
Impedance
Terminator
Capacity
to the microphone connector
5 - 1
GRADE AND RANGE
: 0.1–600 MHz
: 0.1 µV–32 mV
(–127 to –17 dBm)
: DC–20 MHz
: 0.01–20 V
: 50 kΩ/V DC or
better
: 10 mV–10 V
: 10 MΩ/V DC or
better
: 4 Ω
: 5 W or more
: 50 W or more
: 50 Ω
: 50 W or more
POWER SUPPLY
13.2 V/15 A or more
.
AUDIO GENERATOR
300 Hz to 3 kHz
+
pin 7 (GND)
pin 4 (PTT)