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4-3 TRANSMIT ADJUSTMENTS (Continued)
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CONNECTION
ADJUSTMENT
TRANSCEIVER’S
CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
TX TOTAL GAIN
• Frequency : 1270.000 MHz
(MAIN band)
• Mode
: RTTY
• Transmitting
• Set the SSG as;
Level
†
: 75 dBµ (–32 dBm)
• C o n n e c t a n R F p owe r m e t e r t o
[1200MHz ANT].
R83
(MAIN-B UNIT)
5 W
APC
• Frequency : 1240.000 MHz
(MAIN band)
• Mode
: RTTY
• Transmitting
1) Disconnect the SSG from the pin 1
and 2 ("1R2TIF" line) of J3 (RF-C
UNIT).
2) Connect the "1R2TIF" line to the
pin 2 of J6002 on the MAIN UNIT of
IC-9100, as illustrated below.
R37
(MAIN-B UNIT)
13.0 W
TX POWER
SETTING
R61
(MAIN-B UNIT)
10.7 W
• MAIN-B UNIT
†
; The output level of the standard signal generator (SSG) is indicated as the SSG’s terminated circuit.
• RF-C UNIT
J3
IC-9100
MAIN UNIT
J6002
Connect to the
"1R2TIF" line to the
pins 1 and 2.
GND
GND
GND
MAGC
ALC
1R2TIF
MDRIF
SAGC
SDRIF
R83
TXG
CP401
R37
R61
FORV
ICV