Automatically Adjustments - Icom IC-R5 Service Manual

Coomunications receiver
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5-4 AUTOMATICALLY ADJUSTMENTS

• The following adjustments must be performed at "ADJUSTMENT MODE".
• The following adjustments can be ajusted automatically.
• In case of be finished to adjust "BAR ANTENNA", "VHF SENSITIVITY" and "UHF SENSITIVITY" ADJUSTMENTS already,
DO NOT need to perform the following adjustment.
ADJUSTMENT
BAR
1
• Displayed frequency
ANTENNA
• Connect the SSG to the antenna connector and set as :
• Receiving
2
• Displayed frequency
• Set the SSG level
• Receiving
VHF
1
• Displayed frequency
SENSITIVITY
• Set the SSG level
• Receiving
2
• Displayed frequency
• Receiving
UHF
1
• Displayed frequency
SENSITIVITY
• Set the SSG level
• Receiving
2
• Displayed frequency
• Receiving
*This output level of the standard signal generator (SSG) is indicated as SSG's open circuit.
ADJUSTMENT CONDITION
: (trL ch)
0.495 MHz
Level
: 40 mV
(–15 dBm)
*
Modulation
: OFF
: (trH ch) 1.620 MHz
: 50 mV
(–13 dBm)
*
: (trL ch)
118.100 MHz
: 1.0 µV
(–107 dBm)
*
: (trH ch) 174.900 MHz
: (trL ch)
330.100 MHz
: 1.0 µV
(–107 dBm)
*
: (trH ch) 469.900 MHz
Push the [V/M] key.
Push the [V/M] key.
Push the [V/M] key.
Push the [V/M] key.
Push the [V/M] key.
Push the [V/M] key.
5 - 8
OPERATION

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