Adjustment Procedure; Connections; Preparation - Icom IC-9700 Service Manual

SECTION 4

4-1 PREPARATION

■ REQUIRED EQUIPMENT
EQUIPMENT
Output voltage:
DC power supply
Current capacity:
Measuring range:
RF power meter
Frequency range:
(50 Ω terminated)
SWR:
10 MHz reference
Frequency accuracy: ±5×10
signal generator
AC millivoltmeter Measuring range:

■ CONNECTIONS

● Connections on the Front panel
AC
millivoltmeter
● Connections on the Rear panel
to [144MHz ANT]
DC POWER SUPPLY
(13.8 V/25 A)

ADJUSTMENT PROCEDURE

GRADE AND RANGE
13.8 V±15%
25 A or more
1 ~ 120 W
0.1 ~ 1500 MHz
Less than 1.2 : 1
ppm or less
−4
10 mV to 10 V
Audio
generator
MICE
MIC
[MIC]
[MIC]
to [430MHz ANT]
to [REF IN 10MHz]
10 MHz REFERENCE
SIGNAL GENERATOR
(−10 dBm)
to [DC 13.8V]
Red
Black
NEVER TRANSMIT while the SSG is connected.
EQUIPMENT
Modified 3.5 mm (⅛ inch) monaural plug.
Shunt plug
(See the illustration shown on page 4-2.)
Frequency range: 0.1 ~ 1500 MHz
Standard signal
Output level:
generator (SSG)
Audio generator Frequency range: 300 ~ 3000 Hz
(AG) Output level:
Impedance:
Dummy Loads
Capacity:
to [1200MHz ANT]
Used for SWR meter adjustments. (VSWR 2:1)
STANDARD SIGNAL GENERATOR
4-1
GRADE AND RANGE
−20 to 90 dBμ
(−127 to −17 dBm)
1 ~ 500 mV
100 Ω
More than 120 W
RF POWER METER
(120 W/50 Ω)
DUMMY LOAD
(100 Ω/120 W)
(0.1~1500 MHz)
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