Repair information 4-47
7462
Access door removal
1. Open the access door.
2. Gently detach the two hinges (A) of the access door from the machine.
3. Remove the access door.
System card assembly removal
Warning: When replacing any of the following components:
• Scanner interface card assembly
• System card assembly
• Scanner unit assembly
Only replace one component at a time. replace the required component and perform a POR before replacing a
second component listed above. If this procedure is not followed, the printer will be rendered inoperable. Never
replace two or more of the components listed above without a POR after installing each one or the printer will
be rendered inoperable.
Warning: These components can be used as a method of troubleshooting as long as the machine is booted
into diagnostic mode or is operating in diagnostic mode. Once a component has been installed in a machine
and powered up into user mode, it cannot be used in another machine. It must be returned to the
manufacturer.
1. Remove the side cover, left. See “Side cover, left removal (models X651, X652, X654, and X656)” on
page 4-121 or “Side cover, left removal (model X658)” on page 4-120.
CAUTION
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.
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