Xerox 128 Operator's Manual page 77

Routine maintenance
1. Position the wire module on the HLC developer module.
2. Snap the wire module retainer springs behind the tabs.
3. Slide the HLC developer module into the machine.
4. Latch the CCU into place.
5. Remove the cart or service stand.
6. Close the doors.
DocuTech 128/155/180 HighLight Color Operator Guide
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