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STEP
PROCEDURE
3.
(Cont'd)
a.
"IFR' s FM/AM-1200S/A" illuminated on VFD (37) for approxi-
mately two seconds, followed by "VERSION X.X.X. XX.XX",
before the RF function appears.
[NOT~~
CHECKSUM ERROR fall owed by MEMORY RESET dis-
played on VFD (37),
in place of the sequence
described
above,
indicates the pre-programmed
data may
have
been lost.
[NOTE!
If the PWR/OFF /BATT Switch (22) was placed to
the "BATT" position, place Modulation METER
Control
(4) to the ''BATT TEST'' position and
verify MODULATION Meter (1) indicates within
the BATT range.
If using internal battery power and external AC
or DC power is available, place PWR/OFF/BATT
Switch (22) to ''PWR'' position before continuing.
b.
Steady illumination of generator LOCK Lamp (33).
!NOTE!
If LOCK Lamp (33) is flashing, check position
of GEN/LOCK Control
(32) to be as indicated in
Table C-1.
If LOCK Lamp (33) is steady, rotate GEN/LOCK
Control
(32) out of "LOCK" position and verify
LOCK Lamp (33) flashes.
4.
Using Keyboard (18), select 10 MHz (RF function).
5.
Place VERT I CAL Atten ua tor Selector Cant rol
( 24) to any pas it ion
except "OFF".
6.
(FM/AM-1200S only) Place HORIZONTAL Sweep Selector Control
(26)
to desired position in Spectrum Analyzer range to observe 10 MHz.
7.
Place Modulation METER Control
(4) to "SIG" position and observe
signal strength (relative deflection of meter).
C- 3
02
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