User Replaceable Parts - Microplex PP 404 User Manual

3.3 User Replaceable Parts

Replacement of the Print Head
The print head has an expected life time of approximately 350,000 pages (see Page
Counter (PGCNT in PRINT TEST 3).
Print Head Removal
The print head may be very hot immediately after printing.
Caution:
1. Remove the output stacker (1) (only for Multi-purpose Printer).
2. Switch the printer ON, lift and remove the top cover (2). The print head will move to the
correct position, aligned with the cut-out in the paper guide plate.
3. Switch the printer OFF again.
4. Remove the ribbon cassette (3).
5. Disconnect the print head cable (4).
6. Using the supplied tool (7)., loosen the two captive screws (6) retaining the print head
(5). Use the enclosed plastic case as an extension for the socket head cap key.
7. Remove the print head (5).
4
6
1
2
3
5
7
Maintenance
3-4