Icom ID-51E

5 - 5
5-3 TRANSMIT ADJUSTMENT (Continued)
• IDLING CURRENT ADJUSTMENT (at 13.5 V)
Select an adjustment item using / , and then set the adjustment value as specifi ed using [DIAL].
ADJUSTMENT
ADJUSTMENT
ITEM
OPERATION VALUE
DRIVE AMP
IDLING CURRENT
(At 13.5 V)
[ID1]
1 1) Set the power supply voltage to 13.5 V. (supplying from [DC IN])
2) Connect an RF power meter to the antenna connector.
3) Connect an ammeter between the power supply and transceiver.
4) Set the item [IP1] to "00."
–
VHF
(Hi power)
2• While transmitting, adjust the idling current using [DIAL], and then
push
to store the adjustment value.
100–120 mA
(Mid power)
3 90–110 mA
(Low2 power)
4
80–100 mA
(Low1 power)
5
(S-Low power)
6
UHF
(Hi power)
7
95–115 mA
(Mid power)
8 85–105 mA
(Low2 power)
9
75–95 mA
(Low1 power)
10
(S-Low power)
11
FINAL AMP
IDLING CURRENT
(At 13.5 V)
[IP1]
1 1) Set the power supply voltage to 13.5 V. (supplying from [DC IN])
2) Connect an RF power meter to the antenna connector.
3) Connect an ammeter between the power supply and transceiver.
–
VHF
(Hi power)
2• While transmitting, adjust the idling current using [DIAL], and then
push
to store the adjustment value.
500–620 mA
(Mid power)
3 310–410 mA
(Low2 power)
4
110–210 mA
(Low1 power)
5
(S-Low power)
6
UHF
(Hi power)
7
500–620 mA
(Mid power)
8 310–410 mA
(Low2 power)
9
110–210 mA
(Low1 power)
10
(S-Low power)
11
NOTE: When "IDLING CURRENT" is adjusted, "TRANSMIT POWER" must be also re-adjusted.