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Kirisun DR600 Service Manual

Kirisun DR600
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DR600 Service Manual
Tx lock
voltage
testing
Tx board
TP100
1. Turn on the repeater.
2. Set HP8921 to TX mode.
3. Connect TX port to HP8921 RF high power input
port.
4. Enter computer modulation mode.
5. Click Tx low power test points to test lock voltage
0.5VCV voltage
4.5V
Rx lock
voltage
test
Rx board
TP100
1. Turn on the repeater.
2. Set HP8921 to TXmode.
3. Connect TX port to HP8921 RF high power input
port
4. Enter computer modulation mode.
5. Click Rx sensitivity test points to test lock voltage
0.5VCV voltage
4.5V
6.2.2 Tx Adjustment
Subject Modulation Procedure Standard
Tx high power
1. Enter pc tuning mode.
2. Enter modulation mode”High Power”.
3. Adjust PC software value; observe power value on the
integrated tester.
4. Adjust to test power: 40±2W.
5. Modulate the frequency one by one.
40±5W
Tx low power
1. Enter computer modulation mode.
2. Enter modulation mode “Low Power.
3. Adjust PC software value; observe power value on the
integrated tester.
4. Adjust to test power: 20W.
5. Modulate the frequency one by one.
20W±1.5db
Low frequency
modulation
frequency
deviation
1. Enter computer modulation mode.
2. Click frequency F1 to F6.
3. When AF Freq is 0.1kHz, observe FM Deviation on the
integrated tester, and modulate PC software value.
4. Adjust FM Deviation to 5.0±0.05kHz.
5. Click okto save.
4.95kHz-5.05kHz
High frequency
modulation
frequency
deviation
1. Enter computer modulation mode.
2. Click Frequency F1 to F6.
3. When AF Freq is 6.0 kHz, observe FM Deviation on the
integrated tester, and modulate PC software value.
4. modulate FM Deviationto5.0±0.05kHz.
4.95kHz-5.05kHz
41

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Kirisun DR600 Specifications

General IconGeneral
BrandKirisun
ModelDR600
CategoryRepeater
LanguageEnglish

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