Mechanical Instructions
EN 16 LCD AUO 2k84.
4.9 Model T420XW01V9
4.9.1 Control Board
Disassembly
1. Place the panel face down on the foam bars, and locate the
Control board.
Figure 4-41 Control board location
2. Remove the four screws of the metal cover: start with the
right-down one, then the left-up, one, then the right-up one
and finally the left-down one.
Figure 4-42 Cover screws removal
3. Carefully disconnect the flat cable/FPCs from their
connectors.
Figure 4-43 Unplug FPCs
4. You now can remove the Control Board.
Reassembly
To reassemble, perform all processes in reverse order.
Important: Be sure to insert the FPCs correctly: the black (or
sometimes white) line must follow the edge of the connector
(see figure below).
Figure 4-44 Correct FPC insertion
4.9.2 Inverter Board
These displays have the Inverter Board located on the PSU.
This is a so-called IPB (Integrated Power Board).
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