EA3GCY EGV-9B v1, Assembly Manual

Page: 28 / 35

EGV-9B
80 to 10m QRP CW Transceiver Kit Page 28
SETTINGS AND TESTS
 F
irst checks
- Adjust all adjustable resistors (P1, P2, P5) and P4 (volume potentiometer) to mid-position.
- Adjust P3 (RX potentiometer) to maximum position (clockwise).
- Plug a speaker into the "SPEAKER" jack or headphones into the "PHONES" jack.
IMPORTANT: Use a good quality speaker unit. A bad speaker will spoil the quality of the reception.
- Apply power (remember
J1 jumper plugged).
- The screen should light up and show the main menu. See
“EGV-9B Settings-User manual”.
- Turn the volume to maximum; you should hear a light background noise.
If everything is okay, you may continue.
If something is not right, you will need to examine it.
 A
djustment of the band-pass filters shielded coils.
For these setting
you will need an “alignment” tool suitable for this type of coils; if you use a screwdriver,
you risk breaking the core of the coil.