Main Board Replacement - ISHIDA BC-4000 Service Manual

Chapter 4 COMPONENT REPLACEMENT
4.4

MAIN BOARD REPLACEMENT

1. Remove the weigh platter.
3. Remove the 3 screws located on the bottom
of the machine that are fixing the top cover.
Screws
5. Detach the top cover, and disconnect the
keyboard communication cable.
Keyboard communication cable
4-6
2. Dismount the front cover of the printer unit by
removing the 2 fixing screws.
Screws
4. Remove the screw fixing the top cover of the
printer unit.
6. Disconnect all harnesses connecting with
the main board, and dismount the A/D board.
Connectors A/D board
BC-4000 Service Manual No. 085-6693-02
Front cover
Screw
Connector