Icom ID-51E User Manual page 22

5-3 TRANSMIT ADJUSTMENT (Continued)
• IDLING CURRENT ADJUSTMENT (at 7.4 V)
Select an adjustment item using
ADJUSTMENT
ADJUSTMENT
DRIVE AMP
IDLING CURRENT
(At 7.4 V)
VHF
(Hi power)
(Mid power)
(Low2 power)
(Low1 power)
(S-Low power)
UHF
(Hi power)
(Mid power)
(Low2 power)
(Low1 power)
(S-Low power)
FINAL AMP
IDLING CURRENT
(At 7.4 V)
VHF
(Hi power)
(Mid power)
(Low2 power)
(Low1 power)
(S-Low power)
UHF
(Hi power)
(Mid power)
(Low2 power)
(Low1 power)
(S-Low power)
NOTE: When "IDLING CURRENT" is adjusted, "TRANSMIT POWER" must be alos re-adjusted.
/
, and then set the adjustment value as specifi ed using [DIAL].
ITEM
1 1) Set the power supply voltage to 7.4 V.
2) Connect an RF power meter to the antenna connector.
3) Connect an ammeter between the power supply and transceiver.
4) Set the item [IP7] to "00."
2 • While transmitting, adjust the idling current using [DIAL], and then
push to store the adjustment value.
3
4
5
[ID7]
6
7
8
9
10
11
1 1) Set the power supply voltage to 7.4 V.
2) Connect an RF power meter to the antenna connector.
3) Connect an ammeter between the power supply and transceiver.
2 • While transmitting, adjust the idling current using [DIAL], and then
push to store the adjustment value.
3
4
5
[IP7]
6
7
8
9
10
11
OPERATION
5 - 4
VALUE
–
190–210 mA
140–160 mA
120–140 mA
230–250 mA
130–150 mA
110–130 mA
–
800–900 mA
450–550 mA
150–250 mA
790–890 mA
440–540 mA
140–240 mA