Service manual

Page 4-2 SATO D508/D512 Service Manual

REPLACEMENT PROCEDURES

This unit contains step-by-step instructions for the removal and replacement of all primary

components and sub-assemblies.

PRINT HEAD REPLACEMENT

If the print head becomes damaged or worn, it can be easily removed and replaced without

having to make critical adjustments.

1 Turn the printer OFF and disconnect the power supply cord.

2 Lift up the top housing cover (1) (See Figure 4-1) to access the print head assembly.

3 Press the central release latch (2) to release the print head (3) from the bracket (4).

4 Disconnect the wiring harness from worn print head (3).

5 Connect the print head wiring harness to the replacement print head (3).

6 Latch the replacement print head (3) into the head bracket (2).

7 Load some media, close the cover, and do a test print to confirm proper function.

Figure 4-1, Print Head Replacement

NOTE: To detach the print head, press the release latch (2), then

simultaneously tilt the print head downwards.Tilt it at an angle and pull it out.

NOTE: Insert the lower portion of the print head first, sliding it into the pivot

pins at each end of the bracket. Press inward and raise upward, the upper

portion of the print head until it locks into position.