Squelch Attenuator (12.5Khz) Alignment - Motorola MT 2000 User Manual

SERVICE

4.2.2.3 SQUELCH ATTENUATOR (12.5KHZ) ALIGNMENT

RSS LOCATION:
MOTOROLA Radio Service Software
MTSX
...SQUELCH (12.5KHz)
Frequency
450.02500
465.22500
475.22500
484.97500
500.27500
511.97500
0
Min
F1 F2
HELP
Refer to your radio service manual for the squelch alignment procedure. This procedure should only be attempted
by qualified service personnel.
The squelch attenuator setting is increased or decreased by pressing the up/down arrow keys respectively. A
relative value between 0 and 63 will be displayed on the screen. Adjust the squelch setting to the desired value.
This screen allows you to adjust the squelch level for each test mode frequency. Use the up/down arrows to
change the value of the squelch. Use the Tab key to move between frequency points.
PROGRAMMING PROCEDURE:
1. Press F2 at the MAIN MENU. The SERVICE MENU appears.
2. Press F3. The RECEIVER ALIGNMENT MENU appears.
3. Press F4. The SQUELCH (12.5KHz) screen appears.
4. Press Tab to select the desired field, or press the desired function key (F1 - F10).
5. If a field is selected, press the up/down arrow keys to select choice or value.
FUNCTION KEY DESCRIPTIONS:
F1 - HELP provides useful information about the currently displayed menu, screen, or field.
F8 - PROGRAM VALUE function will program the selected value into the radio.
F10 - EXIT moves the display backward in the RSS tree, one screen or menu at a time.
New Softpot Value Field Definition
This is the squelch attenuator softpot value for this frequency. The status bar shows the relationship between this
setting and the minimum and maximum settings.
4-20
At the SERVICE MENU, press
Model:
SQUELCH (12.5KHz)
Current
Value
63
63
63
63
63
63
F3 F4
F3 F4
.
Use UP/DOWN Arrows To Adjust Softpot.
New Softpot Value
63
63
63
63
63
63
F5 F6 F7
MTSX RSS
63
Max
F8 F9 F10
PROGRAM EXIT
VALUE
68P81074C50