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Logic C PCBA Removal and Replacement - Pedestal Model Printer
Perform the following instructions and refer to Figure 3-4 to remove and replace the Logic C
PCBA.
1.
Turn the printer off and disconnect the ac power cord.
2.
Turn the two captive screws (A) at the top of the rear panel to unlock it. Lower the rear
panel.
3.
Swing the card cage (B) out from the back of the printer.
4.
Locate the Logic C PCBA (C); the names of the PCBAs are printed on the card cage.
5.
Cut the tie wrap restraints (D) if present.
6.
Snap out the top and bottom ejector levers (E) to release the PCBA from the edge con
nector.
7.
Gently slide the PCBA out of the card cage.
8.
Make or verify the required jumper configuration change(s). Refer to Table 4-2.
9.
Align the PCBA with its slot and gently slide it back into the card cage.
10. Press the ejection levers (E) back into position to secure the PCBA into the edge connec
tor. If the PCBA does not go into position with only moderate force, remove the PCBA
and realign it in its slot.
Forcing the PCBA back into position can cause damage to the components or break
the PCBA. Never force the PCBA back into position; always try to realign and rein
stall the PCBA if a large amount of pressure must be exerted.
11. Swing the card cage (B) back into the printer.
NOTE: It is not necessary to replace the tie wrap restraints on the ejector
levers.
12. Raise the rear panel and secure it with the two screws.
13. Reconnect the ac power cord and turn the printer on.
Configuration
WARNING
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3-11
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