HP LaserJet 1100 Service Manual - Page 110

ECU pan removal continued

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ECU pan removal (continued) CAUTION: NOTE: Figure 4-50Removing the ECU pan (continued on next page) 4 Slowly lift the ECU plate away from the printer chassis. Be very careful not to damage or break the connectors underneath the ECU plate as you lift it from the printer chassis. 5 Reach between the plate and the chassis and unwind the cables from their cable guides until there is enough slack in the cables to allow access to the bottom of the ECU plate. 6 Unwind and disconnect all cables until the ECU board is separated from the chassis. The entire ECU Board can be replaced as a single unit (cables do not ship with the replacement board; if cables are damaged during removal, you will need to purchase new ones). 114 Removal and Replacement C4224-90962

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114
Removal and Replacement
C4224-90962
ECU pan removal (continued)
Figure 4-50
Removing the ECU pan (continued on next page)
4
Slowly lift the ECU plate away from the printer chassis.
CAUTION:
Be very careful not to damage or break the connectors underneath the ECU plate as you lift
it from the printer chassis.
5
Reach between the plate and the chassis and unwind the cables from their cable guides
until there is enough slack in the cables to allow access to the bottom of the ECU plate.
6
Unwind and disconnect all cables until the ECU board is separated from the chassis.
NOTE:
The entire ECU Board can be replaced as a single unit (cables do not ship with the replacement
board; if cables are damaged during removal, you will need to purchase new ones).