Icom IC-GM1600, Руководство по обслуживанию

Страница: 15 / 34

ADJUSTMENT ADJUSTMENT CONDITION
MEASUREMENT
VALUE
UNIT OPERATION
PLL LOCK
VOLTAGE 1 • Operating CH. : 16
• Receiving
PC
screen
Check the LVIN Data cell's
v a l u e i n t h e I / O c h e c k
window.
Click the "I/O check button"
o n t h e C S - M 9 0 / G M 1 6 0 0
A D J ' s s c r e e n ( s e e p a g e
5-3) to open the I/O check
window as below. 1.5–3.0 V [USA]
1.85–3.35 V [Others]
(Verify)
2 • Operating CH. : 16
• RF power : Low
• Transmitting
1.4–2.9 V
(Verify)
REFERENCE
FREQUENCY
[Ref. Freq.] 1 • Operating CH. : 16
• Connect the RF power meter or a 50
Ω
dummy load to the antenna connector.
• RF power : Low
• Transmitting
Top
Panel
Loosely couple the frequency
c o u n t e r t o t h e a n t e n n a
conector. 156.8000 MHz
±500 Hz
PLL LOCK VOLTAGE
NOTE : The above screen is an example.
Each transceiver has its own specific values.
5-2 SOFTWARE ADJUSTMENT (FREQUENCY)
Select the adjustment item with [
↑
] / [
↓
] keys, then set the value with [
←
] / [
→
] keys on the connected PC.
5 - 4