User`s guide

76
Receiver VCO
Alignment
(Portables Only)
From the MAIN MENU, press F2 and then F3 twice to access this
screen.
This screen is valid for UHF and VHF Portable models only. Refer to your
Radio Service Manual for the Receive VCO Alignment procedure. This
alignment procedure warps the reference oscillator of the radio.
The squelch attenuator setting is increased or decreased by pressing
the UP/DOWN arrow keys respectively. A relative value between 0 and
255 will be displayed on the screen.
Function Key Description
F8 - PROGRAM VALUE Programs the selected value into the radio.
Field Definitions
Current Frequency This is the current VCO Crossover Frequency. The status bar shows the
relationship between this setting and the minimum and maximum
settings.
New Frequency This is the working VCO Crossover Frequency. The status bar shows
the relationship between this setting and the minimum and
maximum settings.
BCC
MOTOROLA Radio Service Software Use UP/DOWN Arrows To Adjust Softpot.
ASTRO PORTABLE Model:
MAIN:SERVICE:RX ALIGN:VCO CROSSOVER
RECEIVE VCO CROSSOVER
---------------------
Current New
Frequency Frequency
--------- ---------
162.1750 162.1750
0 255
MIN |----+----+--X-+----+----+----+----+----+----+----+----+----| MAX
F1 F2 F3 F4 F5 F6 F7 F8 F9 F10
HELP PROGRAM EXIT
VALUE
!
Caution
This procedure should be attempted only by qualified
service personnel. Failure to perform alignment
procedures properly may result in seriously degraded
radio or system performance.