Icom IC-R9500 Service Manual - Page 32
Adjustment Item, Adjustment Condition, Operation, Value, Main Dial], Gain Up Total Gain V/u2-3
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NOTE: HOLD the adjustment condition (SG level and frequency etc.) until next ADJ item is displayed. ADJUSTMENT ITEM ADJUSTMENT CONDITION OPERATION VALUE [Gain UP Total Gain V/U2-2 PRE OFF] • Set the SG as; Measure the AF output level and set it as Frequency : 2350.0215 MHz the reference level (0 dB). Level : +60 dBu 0 dB • Set the SG as; Level : OFF Rotate [MAIN DIAL] to adjust the AF 15 dB less output level. than reference Push [F-7] key. level above [Gain UP Total Gain V/U2-1 PRE ON] • Set the SG as; Level : +60 dBu Rotate [MAIN DIAL] to adjust the AF 10 dB less output level. than reference Push [F-7] key. level above [Gain UP Total Gain V/U2-3 PRE OFF] • Set the SG as; Measure the AF output level and set it as Frequency : 3000.0215 MHz the reference level (0 dB). Level : +60 dBu 0 dB • Set the SG as; Level : OFF Rotate [MAIN DIAL] to adjust the AF 15 dB less output level. than reference Push [F-7] key. level above [Gain UP Total Gain V/U2-3 PRE ON] • Set the SG as; Level : +60 dBu Rotate [MAIN DIAL] to adjust the AF 10 dB less output level. than reference Push [F-7] key. level above FIELD STREGTH METER • Set the SG as; Frequency : 1260.0215 MHz [V/U2-1 −10dB] • Set the SG as; Level : −10 dBu Push [F-7] key. [V/U2-1 0dB] • Set the SG as; Level : 0 dBu Push [F-7] key. [V/U2-1 10dB] • Set the SG as; Level : +10 dBu Push [F-7] key. [V/U2-1 20dB] • Set the SG as; Level : +20 dBu Push [F-7] key. [V/U2-1 40dB] • Set the SG as; Level : +40 dBu Push [F-7] key. [V/U2-1 60dB] • Set the SG as; Level : +60 dBu Push [F-7] key. [V/U2-1 80dB] • Set the SG as; Level : +80 dBu Push [F-7] key. [V/U2-2 −10dB] • Set the SG as; Push [F-7] key. Frequency : 2350.0215 MHz Level : −10 dBu [V/U2-2 0dB] • Set the SG as; Level : 0 dBu Push [F-7] key. [V/U2-2 10dB] • Set the SG as; Level : +10 dBu Push [F-7] key. [V/U2-2 20dB] • Set the SG as; Level : +20 dBu Push [F-7] key. (Automatic adjustment) [V/U2-2 40dB] • Set the SG as; Level : +40 dBu Push [F-7] key. [V/U2-2 60dB] • Set the SG as; Level : +60 dBu Push [F-7] key. [V/U2-2 80dB] • Set the SG as; Level : +80 dBu Push [F-7] key. [V/U2-3 −10dB] • Set the SG as; Push [F-7] key. Frequency : 3000.0215 MHz Level : −10 dBu [V/U2-3 0dB] • Set the SG as; Level : 0 dBu Push [F-7] key. [V/U2-3 10dB] • Set the SG as; Level : +10 dBu Push [F-7] key. [V/U2-3 20dB] • Set the SG as; Level : +20 dBu Push [F-7] key. [V/U2-3 40dB] • Set the SG as; Level : +40 dBu Push [F-7] key. [V/U2-3 60dB] • Set the SG as; Level : +60 dBu Push [F-7] key. [V/U2-3 80dB] • Set the SG as; Level : +80 dBu Push [F-7] key. 4 - 15