Adjustment Procedures; Preparation - Icom IC-M602 Service Manual

SECTION 5 ADJUSTMENT PROCEDURES

5-1 PREPARATION

I REQUIRED TEST EQUIPMENT
EQUIPMENT
Output voltage
DC power supply
Current capacity
Input impedance
External speaker
Capacity
Frequency range
Tracking generator Output level
I CONNECTION
Power supply
13.8 V / 10 A or more
GRADE AND RANGE
: 13.8 V DC
: 10 A or more
: 4 Ω
: 5 W or more
: 100–300 MHz
: 0.1 µV–32 mV
(–127 dBm to –17 dBm)
IC-M602 rear panel
to external speaker jack
NOTE: EXTERNAL SPEAKER JACK PIN CONNECTION
NMEAOUT (+)
NMEAOUT ( )
NMEAIN ( )
EQUIPMENT
Frequency range
Standard signal
Output level
generator (SSG)
DC voltmeter Input impedance
Distortion meter
Frequency range
Measuring range : 1–100 %
to the antenna
connector
Distortion meter
4 load
SP (+)
SP ( )
NMEAIN (+)
5 - 1
GRADE AND RANGE
: 0.1–300 MHz
: 0.1 µV–32 mV
(–127 to –17 dBm)
: 50 kΩ/V DC or better
±10 %
: 1 kHz
CAUTION!
DO NOT
transmit while an
SSG is connected to the
antenna connector.
Standard signal generator
0.1 300 MHz
127 dBm to 17 dBm
(0.1 V to 32 mV)
Tracking generator