Galaxy
DX Radios DX2547
Documentation Project
CBTricks.com
PLL Alignment
See Alignment
Locations
| SETTINGS | CONNECTION |
ADJUST
|
ADJUST FOR |
| Power
Supply: |
Connect Voltmeter
positive lead to power switch. Connect Voltmeter negative lead to PCB ground. |
VR701 | Adjust for 13.8 VDC |
| VCO: Disconnect the "short PCB" from TP7, TP8 and TP9. Set radio to CH 20 AM RX mode. Clarifier setting in 12 o'clock. |
Connect
FC to IC3 Pin 8 Connect DVM to TP2. Connect Oscope to TP3 |
VC1
L14 L15 |
Adjust
for 10.24000MHz ±20Hz. Adjust for 3.0 VDC ±0.1 Adjust for max. |
| AM Frequency: Set radio to CH 20 AM RX mode. |
Connect frequency counter to TP3. |
L20
|
16.51000 MHz ±20Hz. |
| USB
Freq: Set radio to CH 20 USB mode. |
Connect frequency counter to TP3. |
L21 |
16.51250 MHz ±20Hz. |
| LSB Freq: Set radio to CH 20 LSB mode. |
Connect frequency counter to TP3. |
L22
|
16.50750 MHz ±20Hz. |
| FREQUENCY COUNTER:
Set mode to AM RX CH. 20 |
VC1
on Counter PCB
|
Adjust VC1 on counter PCB for correct reading on display. |
Disclaimer: Although the greatest care has been taken while compiling these documents,
we cannot guarantee that the instructions will work on every radio presented.