IFR FM/AM-1200A Operation Manual page 166

STEP
g.
h.
PROCEDURE
Press:
[!] [!]
D
[iJ
--
FUNCT OPT •
The following display appears:
/llriNI rlrlr?l I
:.1
121 IJI I I I I Il l
Press:
~~~.
The FM/AM-1200S outputs the programmed bit
pattern about once every 150 ms. This bit pattern opens the
squelch of the UUT.
It may be necessary to turn the
to the "1 oclock" position while
of the trace on the CRT (31).
control until the UUT decodes.
GEN/LOCK control (32)
watching for flatness
Continue to turn the
7. Simple Decode Test
a. Program RF Memory #0 to UUT transmit frequency
b. Set the MODE Selector Control (39) to REC.
c.
d.
[!]
D
[iJ [i]
---
Press:
ruNcr oer " ' ' .
An "RF INPUT" programming message
appears on the VFD:
Il l
IHt
I IIINit-'luJTI IHINITI I I Il l
The RF INPUT location will flash.
For testing repeaters and mobile units by direct cable
transmission. program "RF INPUT" to "T/R" and connect
mobile or repeater transmitter to T/R Connector (11).
For testing mobile unit "Off-the-Air" transmissions,
program the "RF INPUT" to "ANT" and instal 1 an antenna
to the ANT Connector (34).
If necessary, press
the~~
to toggle the RF INPUT to the
desired setting, then
press~
The VFD shows:
/ 1 1--1 1--1--1 1--1--1 I -- 1--1--1 1--1--1 Is Il l
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