Motorola ASTRO DIGITAL XTS 3000 series - Transmit Deviation Limit Alignment; Figure 7 Transmit Deviation Limit Alignment Screen

18
7. Press
F
. This will cause the radio’s DSP IC to change the injection tone
to 3kHz, 100mVrms. Use the
É
/
Ç
arrow keys to adjust the deviation to
within ±2% of the value recorded in step 5.
8. Repeat steps 4-7 until the 3kHz tone deviation is within ±2% of the 80Hz
tone deviation.
9. Press
F
again to dekey the radio.
10.Press
H
to program the new softpot value.
11.Repeat steps 3-10 for the remaining frequencies.
12.Press
J
once to return to the TRANSMITTER ALIGNMENT MENU, or
press
J
twice to return to the SERVICE MENU.
Transmit
Deviation
Limit
Alignment
IMPORTANT NOTE:
Put the radio in the RF test mode and scroll to
the ASTRO test environment, indicated by
“AST” on the display (refer to the
“Performance Checks” section for details). All
other deviation values are derived from the
ASTRO test environment mode transmit
deviation limit.
1. From the SERVICE MENU, press
B
to select the TRANSMITTER
ALIGNMENT MENU.
2. Press
E
to select the TRANSMIT DEVIATION LIMIT alignment screen.
The screen will indicate the transmit frequencies to be used. See Figure 7.
Figure 7 Transmit Deviation Limit Alignment Screen
3. Press
P
(or
Z
or [RETURN]) to select a frequency field (starting with
the lowest frequency shown).
4. Press
F
to key the radio. Then use the
É
/
Ç
arrow keys to adjust for a
deviation per the values shown in Table 11.
MOTOROLA Radio Service Software Use UP/DOWN Arrows To Adjust Softpot.
ASTRO Model: H09UCH9PW7AN
MAIN:SERVICE:TX ALIGN:VCO ATTN
TRANSMIT DEVIATION LIMIT
------------------------
Current
Frequency Value New Softpot Value
--------- ------- -----------------
806.000 175 175
815.000 175 175
824.000 180 180
851.000 180 180
860.000 180 180
869.000 180 180
Transmitter..Off
0 255
MIN |----+----+----+----+----+----+----+----+X---+----+----+----| MAX
F1 F2 F3 F4 F5 F6 F7 F8 F9 F10
HELP TOGGLE PROGRAM EXIT
PTT VALUE