Adjustment Procedures; Preparation - Icom IC-F21 Service Manual

SECTION 5 ADJUSTMENT PROCEDURES

5-1 PREPARATION

When you adjust the contents on page 5-5 or 5-6, SOFTWARE ADJUSTMENT, the optional CS-F21 ADJ
(Rev. 1.0 or later), OPC-478
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
FM deviation meter
Measuring range
Digital multimeter Input impedance
SYSTEM REQUIREMENTS
• IBM PC compatible computer with an RS -232C serial port
(38400 bps or faster)
• Microsoft Windows 95 or Windows 98
• Intel i486DX processor or faster (Pentium 100 MHz or
faster recommended)
• At least 16 MB RAM and 10 MB of hard disk space
• 640 480 pixel display (800 600 pixel display recommend-
ed)
ADJUSTMENT SOFTWARE INSTALLATION
q Boot up Windows.
- Quit all applications when Windows is running.
w Insert the cloning software CD-ROM into the appropriate
CD-ROM drive.
e Select 'Run' from the [Start] menu.
r Type the setup program name using the full path name,
then push the [Enter] key. (For example; D:\ setup)
t Follow the prompts.
y Program group 'CS-F21' appears in the 'Programs' folder
of the [Start] menu.
and a JIG CABLE (see illustration at page 5-2) are required.
CLONING CABLE
GRADE AND RANGE
: 7.2 V DC
: 5 A or more
: 1–10 W
: 300–600 MHz
: 50
: Less than 1.2 : 1
: 0.1–600 MHz
: 100 mV or better
: DC–600 MHz
: 0 to ±5 kHz
: 10 M /V DC or better
EQUIPMENT
Frequency range
Audio generator
Output level
Power attenuation
Attenuator
Capacity
Frequency range
Standard signal
Output level
generator (SSG)
DC voltmeter
Input impedance
Frequency range
Oscilloscope
Measuring range
AC millivoltmeter Measuring range
STARTING SOFTWARE ADJUSTMENT
q Connect IC-F21/F21S and PC with the optional OPC-478
and the JIG cable.
w Boot up Windows, and turn the transceiver power ON.
e Click the program group 'CS-F21 ADJ' in the 'Programs'
folder of the [Start] menu, then CS-21G ADJ's window is
appeared.
r Click 'Connect' on the CS-F21's window, then appears
IC-F21/21S's up-to-date condition.
t Set or modify adjustment data as desired.
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Machines Corporation in the U.S.A. and other countries.
Microsoft and Windows are registered trademarks of
Microsoft Corporation in the U.S.A. and other countries.
Screen shots produced with permission from Microsoft
Corporation. All other products or brands are registered
trademarks or trademarks of their respective holders.
5 - 1
ADJUSTMENT SOFTWARE
GRADE AND RANGE
: 300–3000 Hz
: 1–500 mV
: 40 or 50 dB
: 10 W or more
: 120–600 MHz
: 0.1 µV–32 mV
(–127 to –17 dBm)
: 50 k /V DC or better
: DC–20 MHz
: 0.01–20 V
: 10 mV–10 V