Ut-115 Adjustment Procedures; Connection; Ut-115 Bottom View - Icom IC-2200H Service Manual

5-3 UT-115 ADJUSTMENT PROCEDURES

• PREPARATION
Enter the adjustment mode when adjusting the UT-115.
I REQUIRED TEST EQUIPMENT
EQUIPMENT
Output voltage
DC power supply 1
Current capacity
Output voltage
DC power supply 2
Current capacity
I ENTERING THE ADJUSTMENT MODE
Connect J301, pin 14 to GND, then the UT-115 enters adjustment mode.
NOTE:
Exit from the adjustment mode to disconnect J310, pin 14 from GND before the UT-115 adjustment is fihished
I CONNECTION

• UT-115 BOTTOM VIEW

GREDE AND RANGE
: 5.0 V DC
: 1 A or more
: 8.0 V DC
: 1 A or more
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EQUIPMENT
Frequency range
Frequency accuracy
Frequency counter
Sensitivity
Frequency range
Oscilloscope
Measuring range
J301, Pin 14
Entering adjustment mode
5 - 5
GREDE AND RENGE
: 0.1–100 MHz
: ±1 ppm or better
: 100 mV or better
: DC–400 MHz
: 0.01–10 V
Power supply
5 V DC / 1 A
Power supply
8 V DC / 1 A