Function Check - Sailor R1120 Instruction Book

7, FUNCTION CHECK R1119 AND R1120
NECESSARY TEST EQUIPMENT:
POWER SUPPLY E.g. SAILOR
N1405
MULTIMETER E.g. PHILIPS PM2503
If a signal generator is by hand this
can be used.
SIGNAL GENERATOR E.g. PHILIPS PM5326
INITIAL SETTINGS:
1.
Set the CLARIFIER to center position.
2.
Set the AGC SWITCH to TELEX MODE.
3.
Turn the RF GAIN fully clockwise.
4.
Turn the AF GAIN fully counter clock-
wise.
5.
Set the MODE SWITCH to DISTRESS
2182
kHz.
6.
Set the LOUDSPEAKER ON/OFF to ON.
7.
Set the BFO to center position
(RI120 only).
8.
Set the FILTER SWITCH to WIDE
(R1120 only).
9.
Connect the receiver to the power sup-
ply
(N1405).
10.
Connect the antenna input terminals to
the antenna or to the signal generator.
FUNCTION CHECK:
7.1.
Turn AF GAIN to suitable volume.
- r
,.L.
Check that the LOUDSPEAKER ON/OFF is
functional.
7.3.
Connect headphones to HEADPHONES socket.
7.4.
Check that the loudspeaker now is off
and the noise is heard in the head-
phones.
Remove the headphones.
" r
1.3.
Turn RF GAIN fully counter clockwise.
7.6.
Check that the noise in the loudspeaker
disappears.and the RF METER reading is
now approx. 5. Turn RF GAIN fully clock-
wise.
7.7.
Press the NOISE GENERATOR button.
7.8.
Check that the RF METER reading is at
least
1.5.
7.9.
Check that the DISPLAY shows
2182
kHz.
7.10.
Set the MODE SWITCH to A3J.
- . .
I. Il.
Press the KEYBOARD C. The DISPLAY shows
000000.
7.12.
Check that no noise is heard from the
loudspeaker.
7.13.
Press the KEYBOARD C and 1 simultaneously.
The DISPLAY shows
111111.
7.14.
Repeat
7.13.
for C and 2, 3 ---- 9,0.
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