6-2 FREQUENCY ADJUSTMENT
1) Select an adjustment item using cursor or [
] / [
] keys of the PC’s keyboard.
2) Set or modify the adjustment value as specifi ed using [
] / [
] keys of the PC’s keyboard, and then push the [ENTER] key.
ADJUSTMENT
ADJUSTMENT
CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
PLL LOCK
VOLTAGE
-Preparation-
1
–
1) Connect an RF power meter to the TX
antenna.
2) Set the preset adjustment value on the
adjustment utility window.
[LV (RX L)]
[LV (RX H)]
[LV (TX L)]
[LV (TX H)]
36 [0.70V]
(for each item)
-Adjust-
RX
(Band low)
2 • CH. : 1-1
• Receiving
• Select the item
[RX LVA L]
, and then push
the [ENTER] key.
[RX LVA L]
(Automatic
adjustment)
RX
(Band high)
3 • CH. : 1-2
• Receiving
• Select the item
[RX LVA H]
, and then push
the [ENTER] key.
[RX LVA H]
TX
(Band low)
4 • CH. : 1-1
• Transmitting
• Select the item
[TX LVA L]
, and then push
the [ENTER] key.
[TX LVA L]
TX
(Band high)
5 • CH. : 1-2
• Transmitting
• Select the item
[TX LVA H]
, and then push
the [ENTER] key.
[TX LVA H]
LOCK VOLT-
AGE
VERIFY
RX (Band low)
1 • CH. : 1-3
• Receiving
• Verify the lock voltage at each channels
on the
[RX LIVIN]
item on the "
I/O Check
window
" as below.
[RX LIVIN]
(I/O Check win-
dow)
3.0–4.3 V (Verify)
[L]
2.7–4.0 V (Verify)
Except [L]
RX (Band high)
2 • CH. : 1-4
• Receiving
3.0–4.0 V (Verify)
[L]
2.7–4.0 V (Verify)
Except [L]
TX (Band low)
3 • CH. : 1-3
• Transmitting
• Verify the lock voltage at each channels
on the
[TX LIVIN]
item on the "
I/O Check
window
" as below.
[TX LIVIN]
(I/O Check win-
dow)
2.7–4.0 V (Verify)
Except [350 MHz]
3.0–4.3 V (Verify)
[350 MHz]
TX (Band high)
4 • CH. : 1-4
• Transmitting
3.0–4.2 V (Verify)
[L]
2.7–4.0 V (Verify)
[H]
3.0–4.3 V (Verify)
[350 MHz]
RX
FREQUENCY
1
NOTE
: Only when the RX frequency is not in the specifi ed value, re-adjust the RX frequency.
• CH. : 1-8
• Receiving
• Connect an frequency counter to the 1st
LO check point on the MAIN/-A UNIT as
below.
[RX REF]
423.5500 MHz
[L]
473.5500 MHz
[H]
353.5500 MHz
[350 MHz]
( ±100Hz)
(1st Lo frequency)
TX
FREQUENCY
1
–
1) Set the item
[TX Mode]
to "1."
2) Connect an RF power meter to the TX
antenna.
[TX Mode]
"1"
2 • CH. : 1-5
• Transmitting
1) Adjust the frequency using [
] / [
] keys
of the PC’s keyboard.
2) Push [ENTER] to store the value.
[TX REF]
469.9000 MHz [L]
519.9000 MHz [H]
399.9000 MHz [350 MHz]
6 - 7
Feb. 2009
(Replacement page)
Lock voltage verify
DSUB
CPU FLASH
RXLO
GND
(MAIN/-A UNIT)
• 1ST LO CHECK POINT
• I/O CHECK WINDOW
Содержание UHF IC-FR6000
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Страница 206: ...SERVICE MANUAL ADDENDUM CONTENTS REPLACEMENT PAGES 6 5 and 6 6 PARTS LIST 1 BOARD LAYOUTS 11 VOLTAGE DIAGRAM 13 Jun 2009...
Страница 225: ...SERVICE MANUAL ADDENDUM CONTENTS REPLACEMENT PAGES 6 7 PARTS LIST 1 VOLTAGE DIAGRAM 11 Mar 2009...
Страница 244: ...6 4 Dec 2008 Replacement page ADJUSTMENT CHANNEL LISTS continued Channel list for IC FR6000 L...
Страница 265: ...SERVICE MANUAL ADDENDUM CONTENTS REPLACEMENT PAGES 6 3 5 8 9 PARTS LIST 1 VOLTAGE DIAGRAM 11 Dec 2008...
Страница 284: ...SERVICE MANUAL ADDENDUM CONTENTS REPLACEMENT PAGE 6 6 PARTS LIST 1 VOLTAGE DIAGRAM 7 Dec 2008...
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Страница 341: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14419XZ C1 2008 Icom Inc...