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3-14
ADJUSTMENT
OPERATION
ADJUSTMENT
ITEM
VALUE
-Preparation-
1
• Connect an SSG to the [ANT1] connector.
–
–
-Preset-
2
1) Set the coils and pots to their preset position.
(Both on RF-A and RF-B UNITs)
• L3111 and L3112:
3 rotations from the top.
3
rotations
Core
• L3121 and L3122:
3.5 rotations from the top.
3.5
rotations
Core
• L3131 and L3132:
6 rotations from the top.
6
rotations
Core
• R2510 and R2511:
Center position.
2) Push [F-5] (RX) to enter the RX adjustment menu.
(Shown in the left
column.)
Their preset
position.
MAIN 1st LO LEVEL
[ Total Gain A HF
PRE OFF 3k ref]
1
1) Push [F-3] (Gain A) several times until “Total Gain A HF
PRE OFF 3k ref” appears.
2) Connect a voltage meter to
CP2201
(RF-A UNIT).
3) Rotate R2213 to adjust the voltage.
R2213
(RF-A UNIT)
14.5 V (±0.1 V)
2
1) Set the SSG as:
• Frequency: 14.0765 MHz
• Level:
+94 dBµ
2) Rotate C3805 and R3610 to adjust the output AF signal
level.
3) Push [F-3] (Exit).
• Returns to the RX adjustment menu.
C3805 and R3610
(RF-A UNIT)
Minimum
audio level.
SUB
1st LO LEVEL
[ Total Gain B HF
PRE OFF 3k ref]
1
1) Push [F-4] (Gain B) several times until “Total Gain B HF
PRE OFF 3k ref” appears.
2) Connect a voltage meter to
CP2201
(RF-B UNIT).
3) Rotate R2213 to adjust the voltage.
R2213
(RF-B UNIT)
14.5 V (±0.1 V)
2
1) Set the SSG as:
• Frequency: 14.0765 MHz
• Level:
+94 dBµ
2) Rotate C3805 and R3610 to adjust the output AF signal
level.
3) Push [F-3] (Exit).
• Returns to the RX adjustment menu.
C3805 and R3610
(RF-B UNIT)
Minimum
audio level.
3-7 RX ADJUSTMENTS
• RX adjustment screen
RF-A UNIT
RF-A UNIT
MAIN UNIT