ALlGNMENT AND ADJUSTMENT
ALlGNMENT AND TEST POINTS
RF PCB
0 0
0 0
0
~
[QlQ@]
TC10l
no:
n02
GND
~
0
e
Tl03~
e
TP10l
o
T302
T30l
DO
ALlGNMENT PREPARATION
Test Equipment Required
• Oscilloscope
• AC SSVM
• DC SSVM
• 8-ohm dummy load
• AM/FM signal generator
o
TP103
L128
o 1)00'-
on
IC10l
00
~
~
,w~
~
è3
-'
TP102
1mrm'8
-
e
~
0
L129~==:l=::
~TC102
GND0 0
Through
hole
where
IC1Dl pin 15
andC188 (1DpF) are
connected.
• Distortion meter
• Frequency counter
Notes:
• Use non-metallic tuning tools.
• The test equipment and receiver should be warmed up tor at least 10 minutes betore proceeding with align-
ment.
• The signallevel trom the generator should be kept as low as possible to obtain a usabie output.
Program channels 1 through 10 are as follows:
Table 1
Channel Frequency and Band Mode Channel Frequency and Band Mode
1 512 MHz (NFM)
6
155 MHz (NFM)
2
98 MHz (WFM)
7
225 MHz (NFM)
3
30 MHz (NFM)
8
126 MHz (AM)
4 760 MHz (NFM)
9
31.995 MHz (NFM)
5
999.9875 MHz (NFM)
10 32 MHz (NFM)
-9-
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