Circuit Board Disassembly - Zenith XBV243 series Service Manual

CIRCUIT BOARD DISASSEMBLY

Note: Before removing the main circuit board, be sure
to short circuit the laser diode output land. After
replacing the main circuit board, open the land after
inserting the flexible connector.
MAIN CIRCUIT BOARD AND INTERFACE BOARD
1. Remove the top case. (See Fig. 2-1)
2. Remove 14 screws (B).
3. Remove the Deck from the Main Circuit Board.
4. Remove the Main Circuit Board from the Interface
Board.
5. Remove 2 screws (C).
6. Remove the Interface Board from the chassis.
Fig. 2-4
VR168 - 923-03485
CHASSIS
DIGITRON AND KEY CIRCUIT BOARD
1. Remove the front panel. (See Fig. 2-3)
2. Release 3 screws (D), and remove the digitron cir-
cuit board.
2-4
Fig. 2-5
D35E COMBO - CHASSIS