Ic-910H; Adjustment Procedures - Icom IC-910H Service Manual

SECTION 5 ADJUSTMENT PROCEDURES
4-1 PREPARATION BEFORE SARVICING
I REQUIRED TEST EQUIPMENT
EQUIPMENT
Output voltage
DC power supply
Current capacity
Measuring range
Frequency range
RF power meter
(terminated type) Impedance
SWR
Frequency range
Frequency accuracy
Frequency counter
Sensitivity
Frequency range
RF voltmeter
Measuring range
Frequency range
FM deviation meter
Measuring range
Frequency range
Distortion meter
Measuring range
Frequency range
Oscilloscope
Measuring range
Imput impeadance
Digital multimeter
' ' CONNECTIONS
CAUTION !
DO NOT
transmit while an SSG is
connected to the antenna connector.
Standard signal
generator
DC power supply
Distortion meter
Speaker
TERMINATOR for software
adjustment (page 5-12).
2-conductor 3.5 (d) mm (1/8")
Shouten inner and outer plugs.
Audio generator
,
[MIC]
GREDE AND RANGE
: 13.8 V DC
: 30 A or more
: 1–150 W
: 120–1500 MHz
: 50 Ω
: Less than 1.2 : 1
: 0.1–100 MHz
: ±0.5 ppm or better
: 100 mV or better
: 0.1–500 MHz
: 0.01–10 V
: DC–500 MHz
: 0 to ±5 kHz
: 1 kHz ±10 %
: 1–100 %
: DC–20 MHz
: 0.01–20 V
: 10 MΩ/DC or beter
to [DC 13.8 V]
Ammeter
to [EXT SP]
.
PTT
EQUIPMENT
Audio generator
Standard signal
generator (SSG)
AC millivoltmeter
DC voltmeter
DC ammeter
Spectram analyzer
Attenuator
External speaker
Terminator

IC-910H

5 - 1
GREDE AND RENGE
Frequency range : 300–3000 Hz
Measuring range : 1–500 mV
Frequency range : 0.1–1500 MHz
Output level : 0.1 µV–32 mV
(–127 to –17 dBm)
Measuring range : 10 mV–10 V
Input impedance : 50 kΩ/V DC or better
Measurement capability: 1 A/30 A
Frequency range : At least 150 MHz
Spectraum bandwidth : 100 kHz or more
Power attenuation : 50 or 60 dB
Capacity : 150 W or more
: 8 Ω
Input impedance
Capacity : 5 W or more
: 50 and 150 Ω
Resistance
Capacity : 150 W or more
CAUTION !
When [P.AMP] switch is turned ON,
DC voltage is applied to the antenna
connector. This may damege the
signal generator.
FM deviation meter
Attenuator
Spectrum analyzer
RF power meter
JIG cable (A) JIG cable (A)
2.2 k 2.2 k
JIG cable (B)
2.2 k
+9 V