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4-16
4-4 RECEIVE ADJUSTMENTS (CONTINUED)
1) Select an adjustment item using [↑]/[↓]/[←]/[→] on the PC’s keyboard.
2) Set or modify the adjustment value as specified using [Space]/[Back Space] on the PC’s keyboard.
ADJUSTMENT
TRANSCEIVER’S
CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
S-METER*
6
- Preparation -
NOTE:
When “RECEIVE SENSITIVITY” is re-adjusted, “S-METER” must be also re-adjusted.
1
–
–
[RSSI]
Push [ENTER]
(Enters the
Adjustment mode)
- Adjustment -
(S3 Level)
2 • CH No.: 42
• Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
435.050 MHz
[450~512/520 MHz versions]
485.050 MHz
Level
†
:
+23 dBµ (−84 dBm)
Modulation: 1 kHz
Deviation:
±1.5 kHz
[RSSI]
Push [ENTER]
(Automatic adjustment)
(S1 Level)
3
• Set the SSG as:
Level
†
:
−7 dBµ (−114 dBm)
[RSSI]
SQUELCH
- Preparation -
NOTE:
When “RECEIVE SENSITIVITY” is re-adjusted, “SQUELCH” must be also re-adjusted.
1 •
Set [SQL Level] to “2” in the Set mode.
[SQL Level]
2
- Adjustment -
Narrow
(Band low)
2 • CH No.: 41
• Receiving
• Connect the SSG to the antenna
connector, and set it as:
Frequency:
[400~470 MHz versions]
400.050 MHz
[450~512/520 MHz versions]
450.050 MHz
Level
†
:
−14 dBµ (−121 dBm)
Modulation: 1 kHz
Deviation:
±1.5 kHz
[SQL]
Adjust to the value
where the squelch just
opens.
- Verification -
Narrow
(Band low)
3 • CH No.: 41
• Receiving
• Set the SSG as:
Level
†
:
–10 dBµ (–117 dBm)
–
Squelch opens.
4
• Turn OFF the SSG output.
Squelch closes.
(Band center)
5 • CH No.: 42
• Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
435.050 MHz
[450~512/520 MHz versions]
485.050 MHz
Level
†
:
–10 dBµ (–117 dBm)
Squelch opens.
6
• Turn OFF the SSG output.
Squelch closes.
(Band high)
7 • CH No.: 43
• Receiving
• Set the SSG as:
Frequency:
[400~470 MHz versions]
469.950 MHz
[450~512/520 MHz versions]
519.950 MHz
Level
†
:
–10 dBµ (–117 dBm)
Squelch opens.
8
• Turn OFF the SSG output.
Squelch closes.
Continued on the next page…
*
3
No verification is necessary for [USA].
*
6
No adjustment is necessary for Non-display versions.
†
The output level of the standard signal generator (SSG) is measured at the load end (PD).