![background image](http://html1.mh-extra.com/html/icom/ic-f4021s/ic-f4021s_service-manual_612571014.webp)
SECTION 6
ADJUSTMENT PROCEDURES
6-1 PREPARATION
When adjusting IC-F4020 series, CS-F3020
CLONING SOFTWARE,
CS-F3020 ADJ
ADJUSTMENT SOFTWARE
(Rev. 1.0 or later),
OPC-478/U
JIG CABLE
(modifi ed OPC-478/U
CLONING CABLE
; see the page 6-2) and the following test equipments are required.
EQUIPMENT
GRADE AND RANGE
EQUIPMENT
GRADE AND RANGE
DC power supply
Output voltage
Current capacity
: 7.2 V DC
: More than 2 A
External speaker
Input impedance
Capacity
: 8
Ω
: 1 W or more
FM deviation meter
Frequency range
Measuring range
: DC–600 MHz
: 0 to
±
10 kHz
Attenuator
Power attenuation
Capacity
: 20 or 30 dB
: 6 W
Frequency counter
Frequency range
Frequency accuracy
Sensitivity
: 0.1–600 MHz
: ±1 ppm or better
: 100 mV or better
Standard signal
generator (SSG)
Frequency range
Output level
: 0.1–600 MHz
: 0.1 µV to 32 mV
(–127 to –17 dBm)
RF power meter
Measuring range
Frequency range
Impedance
SWR
: 0.1–6 W
: 100–600 MHz
: 50
Ω
: Better than 1.2 : 1
Oscilloscope
Frequency rang
Measuring range
: DC–20 MHz
: 0.01–20 V
6 - 1
▄
SYSTEM REQUIREMENTS
(for the ADJUSTMENT SOFTWARE)
• Microsoft
®
Windows
®
98/98SE/Me/2000/XP • RS-232C serial port (D-sub 9 pin) or USB port
▄
STARTING SOFTWARE ADJUSTMENT
q
Connect the transceiver and PC with OPC-478/U
JIG
CABLE
.
w
Turn the transceiver power ON.
e
Boot up Windows, and click the program group ‘CS-F3020
ADJ’ in the ‘Programs’ folder of the [Start] menu, then
CS-F3020 ADJ’s window appears.
r
Click ‘Connect’ on the CS-F3020 ADJ’s window, then the
window shows transceiver’s condition and adjustment
items as below.
t
Set or modify adjustment data as specifi ed.
▄
BEFORE STARTING SOFTWARE ADJUSTMENT
Clone the adjustment frequencies and settings into the
transceiver, and set the confi guration using the CS-F3020
CLONING SOFTWARE
before starting the software adjustment.
Otherwise, the software adjustment can not be started.
CAUTION!:
BACK UP
the originally programmed memory
data in the transceiver before programming the
adjustment frequencies. When program the
adjustment frequencies into the transceiver, the
transceiver’s memory data will be overwritten
and lose original memory data at the same time.
Microsoft and Windows are registered trademarks of Micro-
soft Corporation in the U.S.A. and other countries.
▄
ADJUSTMENT SOFTWARE INSTALLATION
q
Quit all applications when Windows is running.
w
Insert the CD into the appropriate CD drive.
e
Doublelick the “Setup.exe” contained in the ‘CS-F3020
ADJ’ folder in the CD drive.
r
The “Welcome to the InstallShield Wizard for CS-F3020
ADJ” will appear. Click [Next>].
t
The “Choose Destination Location” will appear. Then click
[Next>] to install the software to the destination folder. (e.g.
C:\Program Files\Icom\CS-F3020 ADJ)
y
After the installation is completed, the “InstallShield Wiz-
ard Complete” will appear. Then click [Finish].
u
Eject the CD.
i
Program group ‘CS-F3020 ADJ’ appears in the ‘Programs’
folder of the start menu, and ‘CS-F3020 ADJ’ icon ap-
pears on the desk top screen.
• ADJUSTMENT FREQUENCY LIST
CH
FREQUENCY (MHz)
ADJUSTMENT ITEM
LOW BAND HIGH BAND
1
400.000
450.000
TX power
Mode
: Low1
: Wide
2
470.000
512.000 [USA]
520.000 [GEN]
TX power
Mode
: Low1
: Wide
3
435.000
485.000
TX power
Mode
: High
: Wide
4
435.000
485.000
TX power
Mode
: Low2
: Wide
5
435.000
485.000
TX power
Mode
: Low1
: Narrow
6
435.000
485.000
TX power
Mode
DTCS
: Low1
: Wide
: 007
7*
435.000
N/Available
TX power
Mode
: Low1
: Middle
8
435.000
485.000
TX power
Mode
CTCSS
: Low1
: Wide
: 151.4 Hz
*; [EUR] only