Transmitter Adjustment - Icom IC-T81E Service Manual

5-4 TRANSMITTER ADJUSTMENT

The following adjustment must be performed at "ADJUSTMENT MODE".
ADJUSTMENT ADJUSTMENT CONDITION
OUTPUT 1 • Displayed frequency :
POWER 51.000 MHz [EUR], [UK], [ITA]
52.000 MHz
(50 MHz)
• Output power
• transmitting
2 • Output power
• Transmitting
(144 MHz) 3 • Displayed frequency :
145.000 MHz [EUR], [UK]
147.000 MHz
[ITA], [AUS], [SEA], [USA-1]
• Output power
• Transmitting
4 • Output power
• Transmitting
(440 MHz) 5 • Displayed frequency :
445.000 MHz [USA-1]
435.000 MHz [Other]
• Output power
• Transmitting
6 • Output power
• Transmitting
(1200 MHz) 7 • Displayed frequency :
1270.000 MHz
• Output power
• Transmitting
8 • Output power
• Transmitting
• LOGIC UNIT TOP VIEW
[AUS], [SEA], [USA-1]
: High
: Low
: High
: Low
: High
: Low
: High
: Low
MEASUREMENT
UNIT LOCATION
Top Connect an RF
panel power meter to the
antenna connector.
Top Connect an RF
panel power meter to the
antenna connector.
Top Connect an RF
panel power meter to the
antenna connector.
Top Connect an RF
panel power meter to the
antenna connector.
R322
DTMF or TONE CALL deviation adjustment
R326
440 MHz FM deviation adjustment
R327
50 MHz BAND FM deviation adjustment
R338
1200 MHz FM deviation adjustment
R325
144 MHz BAND FM deviation adjustment
5 - 8
ADJUSTMENT
VALUE
more than 5 W
0.5 W
more than 5 W
0.5 W
more than 5 W
0.5 W
more than 5 W
0.5 W
[DIAL]
[DIAL]
[DIAL]
[DIAL]