Id Adjustments - Icom IC-7851 Servise Manual

3-5 ID ADJUSTMENTS

• ID adjustment screen
ADJUSTMENT
IDLING CURRENT 1 1) Connect an Audio Generator to the MIC input [MIC], and
-PREPARATION-
2) Connect an RF power meter (Terminated type) to the
3) Connect a 100  dummy load (SWR=2) to the [ANT2] con-
4) Push [F-3] (ID).
-ADJUSTMENT- 2 • Push [F-7].
3 • Push [F-7].
4 • Push [F-7].
5 • Push [F-7].
6 • Push [F-7].
OPERATION
then set it as:
• Frequency: 1.5 kHz
• Level: 10 mVrms
[ANT1] connector.
nector.
• Enters to the Idling Current adjustment mode.
• "FINAL ID SET" is displayed.
• "FINAL1 IDV" is displayed.
• "FINAL2 IDV" is displayed.
• "DRIVER ID SET" is displayed.
• "DRIVER IDV" is displayed.
• Returns to the main adjustment menu.
3-9
ADJUSTMENT
VALUE
ITEM/POINT
–
[FINAL ID SET] Push [F-7].
Push [F-7].
[FINAL1 IDV]
Push [F-7].
[FINAL2 IDV]
Push [F-7].
[DRIVER ID SET]
Push [F-7].
[DRIVER IDV]
–