Meter And Squelch Adjustment - Icom IC-821H Service Manual

5-6 METER AND SQUELCH ADJUSTMENT
• ADJUSTMENT
DISPLAY
ADJUSTMENT ADJUSTMENT CONDITIONS
MAIN BAND
ENTERING • Connect a teminator to the [REMOTE)
ADJUSTMENT
connector on the rear panel.
SET MODE • While pushing the [CALL] switch, turn
5
[Rn
power ON.
,
MAIN BAND 1 • Connect an SSG to the [VHF ANT]
S-METER connector and set as:
Frequency : 145.02000 MHz
USB
VFOA
145.0 IB.S
Level : 0.32 UV* (-117 dBm)
1
Modulation : OFF
• Receiving
2
• Set an SSG level as:
USB
VFOA
1.1IlV*{-106dBm)
145.0 IB.S ,
/
3 • Set an SSG level as:
USB
VFOA
3.2IlV* (-97 dBm)
145.0 lB. 5
f
,
,
4 • Set an SSG level as:
USB
VFOA
10 IlV* (-87 dBm)
145.0 IB.S
,
/
5 • Set an SSG level as:
USB
VFOA
1 mV* (-47 dBm)
1Y5.o1B.S
I
6
• Set an SSG level as:
FM
VFOA
0.45 W* (-114 dBm)
145.020.0
I
7 • Set an SSG level as:
FM VFOA
3.2IlV* (- 97 dBm)
145.020.0 ,
/
8 • Set an SSG level as:
FM
VFOA
321lV* {-77 dBm}
IY5.o20.o
I
,
MAIN BAND
9
• Set an SSG output level as:
FM
VFOA
NOISE SQL
0.063IlV· (-131 dBm)
IY5.020.a
I
/
10 • Set an SSG output level as:
FM
VFOA
0.2 IlV* (-121 dBm)
145.020.0
I
MAIN BAND 11
• Set an SSG output level as:
FM
VFOA
CENTER 10 IlV* (-87 dBm)
1Y5.o20.a
I
SUB BAND 12 • Set an SSG output level as:
USB
S-METER
0.32IlV* (-117 dBm)
5'
r
0
.
_, LI
13 • Set an SSG output level as:
USB
1.IIlV*(-106dBm) 5'
r
S
_, L'
14 • Set an SSG output level as:
USB
3.2IlV* (-97 dBm) 5
/r
_, L'
9
IS • Set an SSG output level as:
USB
10 IlV* (-87 dBm)
5'
r
_, LI
20
16 • Set an SSG output level as:
USB
1 mV* (-47 dBm)
5'
r
_, LI
SO
*This output level of standard signal generator (SSG) is indicated as SSG's open circuit.
5 -12
OPERATION
SUB BAND
Push [UP) to enter receive set
mode. Once entering mode,
d,.,
uP
00
use [UP11 [DOWN1 switch to
select item.
.
Push [CALL].
• Verify "SO" on the analog
us.
S-meter.
51 G
n
a
I
u
Push [CALL].
U8.
• Verify "S6" on the analog
51 G S
02
S-meter.
Push [CALL].
u ••
• Verify "S9" on the analog
51 G 9
[]3
S-meter.
Push [CALL].
uo.
• Verify "59+20" on the
51 G 20
0'1
analog S-meter.
Push [CALL].
USB
• Verify "59+60" on the
5f G 60
as
analog S-meter.
Push [CALL].
' 1 0
• Verify "SO" on the analog
51G 0
06
S-meter.
Push [CALL].
...
• Verify "S9" on the analog
51
(j
9
01
S-meter.
Push [CALL).
flO
• Verify "59+60" on the
SIC 60
08
analog S-meter.
...
Push [CALL].
flO 15ES
09
F.
Push [CALL).
no
15EI:
10
' 1 0
Push [CALL].
[E., I:E,-
II
Push [CALL].
u ••
• Verify "SO" on the
1'-/5.0 las
Ii'
bar-meter.
Push [CALL).
us.
• Verify "S6" on the
/'-/5.0 las
13
bar-meter.
Push [CALL].
U8.
• Verify "S9" on the
/'is.O 18.5
/'1
bar-meter.
Push [CALL).
u,.
• Verify "S9+20" on the
1'-/5.0 18.5
IS
bar-meter.
Push [CALL).
U<.
• Verify "S9+60" on the
/'is.O 18.5
16
bar-meter.