and
Adjustment
4.2.5 CONTROLLER BOARD REMOVAL
This product contains a lithium battery. THERE IS A RISK OF EXPLOSION IF THE
BATTERY IS REPLACED BY AN INCORRECT TYPE. Discard used batteries according
to the battery manufacturer’s instructions and local regulations.
Always touch a ground before touching the board.
Handle the board carefully by the edges.
Never replace the operator panel and controller board without a successful POR
(power-on reset) in between.
Never replace the operator panel and the controller board at the same time. Each
card contains the printer settings. When either of these cards is new, it obtains its
settings from the other card. Critical factory settings are lost when both cards are
new and are replaced at the same time.
1. Remove the screw (A) from the USB port.
2. Lift the scanner assembly to the raised position (
p.4-87 "Lifting the Scanner to the Up
Position")
3. Remove any option cards from the controller board.
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