QP-650U Plus Adjustment Description
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Adjustment Description
The radio can be adjusted by manual adjustment. Manual adjustment procedure is as follow. (Refer to
“All reset mode” and “manual adjust mode” in the section
Software Specification
.)
Instrument:
Radio Communication Test Set 1 set
3A/10V Power Supply 1 set
Digital Voltmeter 1 set
3A Ammeter 1 set
Adjustment:
1. Initializing:
It’s necessary to initialize the radio before alignment because there is no needed information in
EEPROM when the radio is manufactured. Please refer to the “all reset mode” in the section
Software Specification
for details.
2. Adjustment:
Some items can be adjusted in conventional communication mode and the others in manual adjust
mode. Turn on the power, the radio enters conventional communication mode. If manual adjust
mode is enabled, Please refer to the section
Software Specification.
User Mode
VCO
Measurement
Adjustment
Item
Condition
Test Instrument
Terminal
Part
Method
Specification/
Remarks
1. Setting
Power supply 7.5V
1. Turn to CH6. Press PTT.
TX High Frequency
Turning
4.0V±0.2V
2. TX VCO lock
voltage
2.. Turn to CH4, Press PTT
TX Low Frequency.
Check
1.0V±0.2V
1. Turn to CH6. RX Hig
Turning
4.0V±0.2V
3. RX VCO lock
voltage
2. Turn to CH4, RX Low
Digital Voltmeter
CV
TC100
TC101
Check
1.0V±0.2V
Содержание QP650U Plus
Страница 1: ... 1 QP 650U Plus Service Manual Quantun Electronics LLC ...
Страница 2: ... 2 Revised History No Date Decription Version Note 1 2010 3 9 Issue V0 1A ...
Страница 58: ...QP 650U Plus PC Board View 58 PC Board View QP 650U Plus PCB Top Layer View 1 ...
Страница 59: ...QP 650U Plus PC Board View 59 QP 650U Plus PCB Top Layer View 2 ...
Страница 60: ...QP 650U Plus PC Board View 60 QP 650U Plus PCB Bottom Layer View 1 ...
Страница 61: ...QP 650U Plus PC Board View 61 QP 650U Plus PCB Bottom Layer View 2 ...
Страница 62: ...QP 650U Plus Block Diagram 62 Block Diagram ...
Страница 63: ...QP 650U Plus Schematic Diagram 63 Schematic Diagram RF Section ...
Страница 64: ...QP 650U Plus Schematic Diagram 64 AF Section ...
Страница 65: ...QP 650U Plus Schematic Diagram 65 MCU Section ...