SECTION 6 Field Replaceable Parts
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11 Replacing the Printhead Volt Board
11.1 What You Will Need
• Large flathead screwdriver
• #1 Phillips screwdriver
• Antistatic wrist strap
• Static-shielding bag
11.2 Preparation
1. Power off the Model 5200/5400 and disconnect the power
cable.
2. Remove the front cover by loosening the five large captive
screws.
NOTE: The cover ground wire may need to be disconnected from
the print station.
11.3 Removal
1. Wear an antistatic wrist strap connected to the earth point that
connects the green and yellow ground wire from the user
interface (1, Figure 6-18).
2. Remove the control board (1, Figure 6-19).
3. Place the control board in the static-shielding bag and close the
bag.
4. Unplug the transformer connector from the printhead volt board
(2, Figure 6-19).
5. Unplug the ink line connector(s) from the printhead volt board. If
it is not already marked, mark on the orange tag on the ink lines
with the number written on the corresponding connectors (3,
Figure 6-19) on the printhead volt board.
6. Remove the one screw securing the printhead volt board (4,
Figure 6-19).