Icom ID-31A - Battery Charging; Battery Safety Cautions

5 - 5
• TRANSMIT POWER 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
TRANSMIT POWER
–
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.
–
(Hi power)
[BAND LOW]
[PO1]
2• While transmitting, adjust the TX power using [DIAL], and then
push [ENT] to store the adjustment value.
4.8–5.2 W
[BAND HIGH]
3
(Mid power)
[BAND LOW]
4
2.3–2.7 W
[BAND HIGH]
5
(Low power)
[BAND LOW]
6
0.4–0.6 W
[BAND HIGH]
7
(S-Low power)
[BAND LOW]
8
80–120 mW
[BAND HIGH]
9
• DEVIATION ADJUSTMENTS
Select an adjustment item using
/
, and then set the adjustment value as specifi ed using [DIAL].
ADJUSTMENT
ADJUSTMENT
ITEM
OPERATION VALUE
FM DEVIATION
–
1 1) Set the power supply voltage to 7.4 V.
2) Connect a modulation analyzer to the antenna connector through
an attenuator, and set it as;
HPF : OFF
LPF : 20 kHz
De-emphasis : OFF
Detector : (P-P)/2
3) Connect an audio generator to the JIG cable (See page 5-1).
–
[FM (BAND LOW)]
[MFL] 2 1) Set the audio generator as;
Frequency : 1 kHz
Level : 90 mVrms
2) While transmitting, adjust the deviation using [DIAL], and then
push [ENT] to store the adjustment value.
±4.1 to ±4.3 kHz
[FM-N (BAND HIGH)]
[MNL] 3 ±2.0 to ±2.2 kHz
[FM (BAND LOW)]
[MFH] 4 ±4.1 to ±4.3 kHz
[FM-N (BAND HIGH)]
[MNH] 5 ±2.0 to ±2.2 kHz
REF DEVIATION
[FM (BAND LOW)]
[BFL]
1 1) Set the audio generator as;
Level : 0 mVrms (OFF)
2) While transmitting, adjust the deviation using [DIAL], and then
push [ENT] to store the adjustment value.
Minimum
deviation
[FM-N (BAND HIGH)]
[BNL] 2
[FM (BAND LOW)]
[BFH] 3
[FM-N (BAND HIGH)]
[BNH] 4
DV DEVIATION
–
1 1) Set the power supply voltage to 7.4 V.
2) Connect a modulation analyzer to the antenna connector through
an attenuator, and then set it as;
HPF : OFF
LPF : 20 kHz
De-emphasis : OFF
Detector : (P-P)/2
3) No audio signal is applied.
–
[BAND LOW]
[DVV]
2• While transmitting, adjust the deviation using [DIAL], and then
push [ENT] to store the adjustment value.
±0.95 to ±1.15
kHz
[BAND CENTER]
3
[BAND HIGH]
4
DV BALANCE
–
1 1) Set the power supply voltage to 7.4 V.
2) Connect a modulation analyzer to the antenna connector through
an attenuator, and then set it as;
HPF : OFF
LPF : 20 kHz
De-emphasis : OFF
Detector : (P-P)/2
3) No audio signal is applied.
–
[BAND LOW]
[DVR]
2• While transmitting, adjust the deviation using [DIAL], and then
push [ENT] to store the adjustment value.
Minimum
deviation
[BAND CENTER]
3
[BAND HIGH]
4
5-3 TRANSMIT ADJUSTMENT (Continued)