Adjustment On The Ctrl Unit - Icom IC-9100 Service Manual

4-7 ADJUSTMENT ON THE CTRL UNIT

ADJUSTMENT ITEM
TUNER REFERENCE 1 • Frequency: 3.55 MHz
2
3 Turn OFF the power.
• THE LOCATION OF ADJUST/CHECK POINTS ON THE CTRL UNIT
TRANSCEIVER'S
CONDITION
• [TUNER]: Through
• TX power: Max.
• Transmitting
TUNER REFERENCE
Check point
R45
R44
C31
IC41
OPERATION
Ω
1) Connect a 50 dummy load to
[ANT1].
2) Connect a voltmeter to CP31.
1) Turn OFF the power.
2) Connect the short plug (See the
page 4-1) to [REMOTE].
3) Hold down [MENU] and [FILTER],
and then turn ON the power.
4) Push [F-5] (STR).
TUNER REFERENCE
Adjust point
C15
C23
C16
R13
R17 R15
D11
R19 C19 C10
R11
4 - 10
MEASURE ADJUST
POINT POINT
CP31 C15 Min. voltage
– –
" *** OK *** "
is displayed.
VALUE
Verify the
message