Service manual

Main Printed Circuit Board Assembly (PCBA) Replacement - 2824 980358-309A
Preparations
Protect against static discharge. Your work area must be static-safe and include
a properly grounded conductive cushioned mat to hold the printer and a
conductive wrist strap for yourself.
Check your work when connecting the print head cables—The right
bundle of wires plugs into the front connector (J8) and the left bundle plugs into
the rear connector (J9) on the main PCBA. If connected wrong, permanent
damage can result to the printer.
Perform the removal steps of the Bottom Case Replacement (980358-305) procedure.
Removal
1. Loosen the main PCBA 1 from its post !
and standoffs " on the lower frame.
2. Note the locations of the cable connectors
then carefully unplug the ribbon cables and
wire bundles from their locations.
Assembly
1. Plug the wire bundles, ribbon cables and
ground wire into their connectors on the
board.
2. Align the protective separator
# ("fish
paper") against the bottom frame.
3. Align the board onto its post
! and standoffs ".
Assembling the Printer
Perform the assembly steps of the Bottom Case Replacement (980358-305) procedure.
Reload media. Plug in the power cord, turn on the printer, load media, and run the AutoSense
routine to get a dump mode printout.
54 980358-001 Rev. A
MOVIE