MRC MTX5000, User And Technical Manual

Page: 138 / 150

Advanced Operations 5-14 MTX5000 User and Technical Manual
41. Select the FREQUENCY option button and observe
the numeric keypad is displayed. See Figure 5-24 .
Figure 5-24: Numeric Keypad
42. Enter the custom audio frequency required (range is
4830 kHz to 8590 kHz), select the
ENT key, and
observe the AUDIO CH3 screen is displayed.
43. Select the Back option button and observe the FMT
SETUP screen is displayed.
44. Select the Audio CH4 option button and observe the
AUDIO CH4 screen is displayed. See Figure 5-25 .
Figure 5-25: AUDIO CH4 Screen - Typical
1 2 3
4
7
5 6
8 9
CLR
0
ESC
ENT
AUDIO CH4
Back
ENABLE Off FREQUENCY
PRE-EMPHASIS On
4830 kHz
Main
Notes The ENABLE setting must be set to On to enable
the PRE-EMPHASIS option button and the audio
FREQUENCY pull-down menu.
If the ENABLE - Off option is required, go to step
45 .
To enable PRE-EMPHASIS and/or select the audio
FREQUENCY , go to step 46 .
45. Select the ENABLE option button to select the Off
option and observe the PRE-EMPHASIS option button
and the FREQUENCY pull-down menu become
inactive (greyed-out). Go to step 52 .
46. Select the ENABLE option button and observe the
PRE-EMPHASIS option button becomes active (not
greyed-out).
47. Select the PRE-EMPHASIS option button and select
On or Off , as required.
Note In the following step, the FREQUENCY pull-down
menu may be used to select fixed audio
frequencies or you may select the Custom option
to create custom audio frequencies.
To select a fixed audio frequency, go to step 48 .
To select a custom audio frequency, go to step 49 .
48. Use the FREQUENCY pull-down menu ( See Figure 5-
26 on page 5-15 ) to select the frequency option
required and go to step 53 .