Labels:text | screenshot | diagram OCR: Top View, Back of Unit This Side Dashed Line Shows Outline of Tuner Test Board O E A M 0 M O Solder wire to pin 18 of ram Solder wire to pin 15 of 74ch130 Location of 74HC138 for the cut and lift pin 20 of RAM then solder wire to pin 20 Tri-mode Series unit Attach Test board on top of EPROM (note pin 1 location) Location of 74HC138 for the Baseband unit
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