User's Manual

4-11
eeds 330mA, a problem exists in the transceiver. Turn off the power
and troubleshoot the transceiver.
in Table 4-4 on the URC-200 (V2). For each preset
6. Re
a. and
set it for Preset 01. Adjust the URC-200 (V2) for channel 1.
tput Level) position. Position the highlight to
RIGHT ARROW CURSOR POSITION key
e
d in Table 1-1 located in
c.
rn as the RF input level is decreased. The jumping around of
d.
4-2.2.5
1.
VE the
Remote connector. Pin A of the Remote connector is return ground.
y to 28  .1 Vdc.
creen.
ghlight preset 08.
s are the eight keys under the CRT
cy position and enter
i. to the Duplex Offset position and press the "DON'T CARE" softkey.
nd select the "Tone
.
a.
Turn the transceiver on and note the input current. It should be approximately 240mA.
If the current exc
b.
Set the frequency presets as listed
channel, adjust the URC-200 (V2) for the following. Note: Information on presetting the
URC-200 (V2) is given in Paragraph 2-3.2 located in Section 2 of this manual.
AM, CT, SCN OFF, BCN OFF
ceiver AM CT Sensitivity Measurement:
Depress the RF key on the R2600 panel. Move the cursor to the Preset position
b.
Move the cursor to the Output Lvl (RF Ou
the one-tenth position by depressing the
three times. Rotate the TUNING control counter-clockwise on the R2600 panel until th
RF Output Level reads the limit for AM CT Sensitivity as state
Section 1 of this manual.
Verify the 8kHz waveform pattern on the screen of the R2600 has an amplitude of 4
VPP to 24 VPP. Verify the square wave pattern is the same as it was with a -50dBm
signal except for the slight jumping around of the 8kHz pattern. Note, it may be helpful
to observe the 8kHz patte
the pattern will turn into a random breakup of the pattern.
On both the URC-200 (V2) and the R2600 repeat steps A through C for preselect
channels 2 through 9 and channel 0 on the URC-200 (V2) with the R2600 set on
preset channel 10.
CT Audio Response
Set up the test equipment as shown in Figure 4-1. Connect the
RT/SINAD/DIST/DVM/COUNTER IN connector on the R2600 to Pin T (CT Out) of
2. Set the input power suppl
3.
Preset the R2600 by performing the following steps.
a. Press the MEM (Memory) key on the R2600 panel for the preset-s
b. Use the CURSOR POSITION keys to hi
c. Press the "view preset" softkey. Note: The softkey
screen on the R2600.
d. Use the CURSOR POSITION keys to the Monitor Frequen
312.000 from the R2600 keypad.
e. Move the cursor to Modulation Type and press the "FM" softkey.
f. Move the cursor to the Generate Frequency position and enter 312.000 from the
R2600 keypad.
g. Move the cursor to Modulation Type and press the "FM" softkey.
h. Move the cursor to bandwidth and press the "NARROW 5 kHz" softkey.
Move the cursor
j. Move the cursor to Synth. Format Sel (synthesizer format select) a
A" softkey.
k. Move the cursor to Freq (frequency) and enter 01000.0 from the keypad.
l. Move the cursor to the DTMF Code position and press the "DON'T CARE" softkey.
Note: The "more" softkey may have to be depressed for the "DON'T CARE" softkey to
be displayed