The TNR shield is a great COLD ground so use that. Measure on ch 3 or 4
PCB markings will vary by set but typically be marked:
IF
AGC
5V
Data
cont
enable
TV
B+
clock
+32.......................
Looking at the basic numbers may show a problem.
Quote:
Originally Posted by jmm83
do i just test the pins on the tuner for the voltages?
can i hook my millimeter to the tuner shield for the ground?
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