Icom IC-7760 Advanced Manual page 47

2
ADVANCED OPERATIONS
DPD function
D DPD linked adjustment
Follow the steps below to perform the DPD linked
adjustment with the IC-PW2.
L When the single adjustment is performed after the linked
adjustment is finished or returns to the factory adjustment
value, readjustment will be required.
1. When the IC-PW2 is connected to a 180 ~ 264 V
AC power source, switch to the maximum output
power (1 kW or 500 W) for the adjustment.
(Example: 1 kW)
2. Open the DPD ADJUSTMENT screen.
» SET > DPD Adjustment
MENU
3. Touch "IC-PW2 Linked Adjustment (200V)."
• "Open the Adjustment screen?" is displayed.
L When IC-PW2 is connected to a 90 ~ 132 V AC power
source, touch "IC-PW2 Linked Adjustment (100V)."
4. Touch [Yes].
• The DPD ADJUSTMENT (IC-PW2 200V) screen is
displayed.
5. Touch [▲] or [▼] to select the operating band to
perform the DPD linked adjustment.
(Example: 14M)
• The DPD adjustment frequency is displayed, and
the operating mode is automatically switched to the
appropriate one.
L Check that the selected frequency and band are
synchronized with the IC-PW2.
L While making the adjustment, changing the operating
frequency or switching the antenna connector does
not affect the adjustment value.
6. Set the transceiver's antenna connector to the one
connected to the IC-PW2's RF input connector on
the side that is displayed.
7. Switch the IC-PW2's antenna connector to the
one connected to the dummy load.
8. Touch [ADJUST].
• The confirmation dialog is displayed.
9. Touch [Yes].
• "Transmit at 1 kW output power?" is displayed.
10. Touch [OK].
• The exciter automatically starts transmitting.
L While transmitting, [ADJUST] changes to [CANCEL].
L "The adjustment has been completed." is displayed,
and is displayed in the selected band.
11. Repeat steps 5 to 10 to adjust all the bands used
with the DPD function.
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