Receive Adjustment For A Band; Receive Adjustment For B Band - Icom IC-7610 Service Manual

4-2 RECEIVE ADJUSTMENTS FOR A BAND
• Touch [RX A] on the main menu screen.
NOTE: DO NOT change the SSG output level until the two beeps sound.
ADJUSTMENT ADJUSTMENT ITEM DISPLAY
PREPARATION 1 –
RX-A TOTAL 2 Total Gain A PRE OFF ref
GAIN
(Preamp OFF)
3 Total Gain A PRE OFF set
RX-A TOTAL
4 Total Gain A PRE1 ref
GAIN
(Preamp ON)
5 Total Gain A PRE1 set
RX-A S-METER 6 A S9 LEVEL
7 A S9+60 LEVEL
• After the adjustment, the transceiver shows the RX DIGI-SEL Band adjustment menu.
• Push [EXIT] twice to return to the main menu.
4-3 RECEIVE ADJUSTMENTS FOR B BAND
• Touch [RX B] on the main menu screen.
NOTE: DO NOT change the SSG output level until the two beeps sound.
ADJUSTMENT ADJUSTMENT ITEM DISPLAY
PREPARATION
1 –
RX-B TOTAL 2 Total Gain B PRE OFF ref
GAIN
(Preamp OFF)
3 Total Gain B PRE OFF set
RX-B TOTAL 4 Total Gain B PRE1 ref
GAIN
(Preamp ON)
5 Total Gain B PRE1 set
RX-B S-METER 6 B S9 LEVEL
7 B S9+60 LEVEL
• After the adjustment, the transceiver shows the RX DIGI-SEL Band adjustment menu.
• Push [EXIT] twice to return to the main menu.
SETTING CONDITION
–
Connect the SSG to the [ANT1]
connector and set it to:
Frequency: 14.1515 MHz
Modulation: None
Level: +60 dBμ (–47 dBm)
Set the SSG level to:
Level: OFF
Set the SSG level to:
Level: +60 dBμ (–47 dBm)
Set the SSG level to:
Level: OFF
Set the SSG level to:
Level: +34 dBμ (–73 dBm)
Set the SSG level to:
Level: +94 dBμ (–13 dBm)
SETTING CONDITION
–
Connect the SSG to the [ANT1]
connector and set it to:
Frequency: 14.1515 MHz
Modulation: None
Level: +60 dBμ (–47 dBm)
Set the SSG level to:
Level: OFF
Set the SSG level to:
Level: +60 dBμ (–47 dBm)
Set the SSG level to:
Level: OFF
Set the SSG level to:
Level: +34 dBμ (–73 dBm)
Set the SSG level to:
Level: +94 dBμ (–13 dBm)
4-4
OPERATION
Touch [Gain] to start the RX-A
total gain adjustment.
Touch [SET].
(Two beeps sound 2 seconds
later.)
Touch [SET].
(Two beeps sound 20 seconds
later.)
Touch [SET].
(Two beeps sound 2 seconds
later.)
Touch [SET].
(Two beeps sound 20 seconds
later.)
Touch [SET].
(Two beeps sound 1 second
later.)
OPERATION
Touch [Gain] to start the RX-B
total gain adjustment.
Touch [SET].
(Two beeps sound 2 seconds
later.)
Touch [SET].
(Two beeps sound 20 seconds
later.)
Touch [SET].
(Two beeps sound 2 seconds
later.)
Touch [SET].
(Two beeps sound 20 seconds
later.)
Touch [SET].
(Two beeps sound 1 second
later.)