Removal and Installation Procedures
TDS 420A, TDS 430A & TDS 460A Service Manual
6-37
d. Hand disassemble the front-panel-assembly components using Fig-
ure 6--13 as a guide. Reverse the procedure to reassemble, using the
same Figure 6--13 as a guide.
ESD Shield
Front Panel
Board
Menu Button
Elastomer
Press latch
to release.
Knobs and
Shafts
Flex the latches (3) downward to
release board. Then, rotate the
board and pull it down.
Figure 6- 13: Disassembly of the front-panel assembly
STOP. Perform step 8 only if replacing a failed or damaged menu flex circuit
with a fresh unit from the factory. (Removal of the circuit is likely to destroy it.)
If such is not the case, skip to step 9 to continue this procedure.
8. Remove the menu flex circuit: Pull the flex circuit away from the front of the
main chassis. (The flex circuit is held on by its sticky backing.)
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