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Chassis Assembly
Figure 6 Keypad and LCD Boards Removal and Installation
36
MAINTENANCE: Removing and Installing the Keypad and LCD Boards
Install the keypad board on the chassis assembly.
Verify that the keypad board is sited parallel to the chassis assembly.
Verify that the main board is fully installed with the rubber seal.
Turn the chassis assembly up side down.
Install the main board on the chassis assembly. Verify that the two guide pins are
inserted to the holes in the main board.
Verify that the guide pins are properly located and that the Board-to-Board connector
is properly connected to the main board.
Install the chassis assembly with the boards into the unit. Verify that the I/O connec-
tor rubber seal is properly located in the unit.
Install the back housing, refer to "Removing and Installing the Back Housing" on
page 32.
LCD Board
Release Slot
LCD Board
ZIF Connectors
Flat Cable
Board-to-Board
Connector
Keypad Board
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