HP LaserJet 4 Service Manual - Page 187
DC Controller Removal
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DC Controller Removal Figure 1-27a DC Controller Connectors/Retaining Clips (LaserJet 4) Note Note the cable routing before beginning this disassembly procedure. Be careful not to damage the cables during re-assembly. 1 Remove the Right Side and the Top Cover Assemblies. 2 Remove the Formatter Cage Assembly. 3 Remove the 6-wire connector from the Power Supply. 4 Remove the plastic DC Controller cover (LaserJet 4 Plus). 5 Remove the DC Controller connectors (see Figure 6-27a or 6-27b, callout 1). 6 Release the DC Controller from its retaining clips (2) and remove the DC Controller (see Figure 6-27a or 6-27b, callout 2). 6-33 Removal and Replacement
DC Controller Removal
Note
Note the cable routing before beginning this
disassembly procedure.
Be careful not to damage
the cables during re-assembly.
1
Remove the Right Side and the Top Cover Assemblies.
2
Remove the Formatter Cage Assembly.
3
Remove the 6-wire connector from the Power Supply.
4
Remove the plastic DC Controller cover (LaserJet 4 Plus).
5
Remove the DC Controller connectors (see Figure 6-27a or
6-27b, callout
1
).
6
Release the DC Controller from its retaining clips (2) and
remove the DC Controller (see Figure 6-27a or 6-27b,
callout
2).
Figure 1-27a
DC Controller Connectors/Retaining Clips
(LaserJet 4)
6-33 Removal and Replacement