Electrical Components; Rep 11.1 Main Control Board A Replacement - GBC eWire Service Manual

11. Electrical Components

REP 11.1 Main Control Board A Replacement

PARTS LIST ON PL 5.27
Use this procedure to remove and install the PCB Control Board(s).
Before replacing the Main Control board, attempt to retrieve the number
of Bind cycles. Do GP 6.2.7 to display the number of Bind cycles. Do GP
6.3.10 to store the eWire Log to USB.
Removal Procedure
WARNING
Do not perform repair activities with the power on or electrical power
supplied to the machine. Some machine components contain
dangerous electrical voltages that can result in electrical shock and
possible serious injury. See Section 0, page vi for other languages.
1. Switch power OFF to eWire.
2. Disconnect the Power Cord.
3. Do REP 1.5 Back Cover Replacement
4. Disconnect all connectors from the Main Control Board and
Communications Board. Note the connector locations so you can
replace them in the same position on the new board.
5. Remove the M3 Screws (4) from the Communication Board and
remove the Communication Board from the Main Control Board.
6. Remove the M3 Screws (10) from the Main Control Board and
remove the Main Control Board.
GBC eWire
to remove the Back Cover.
Installation Procedure
1. Install the old Communication Board into the new Main Control Board
by inserting the connector.
2. Place the Main Control Board and Communication Board in position.
3. Secure the Main Control board by tightening M3 Screws (9)
4. Re-connect all connectors to the Main Control Board and
Communication Board. Refer to Section 7, Wiring for details.
5. Do REP 1.5 Back Cover Replacement
6. Connect the Power Cord.
7. Power ON the eWire.
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to install the Back Cover.
Repairs/Adjustments