Toshiba B-EX6 Series Maintenance Manual page 255

15. MAJOR UNIT REPLACEMENT
5) Replace the print head ass'y with a new one, then reassemble in the reverse order of removal.
NOTE: Fit the positioning pins of the head bracket into the positioning holes of the print head ass'y, which
doesn't require the position adjustment.
Positioning Pin
Positioning Hole
6) Make sure that the print head harness doesn't appear out of the print head block. If so, the print head
harness may touch the ribbon and the media, causing a print failure.
7) Perform a test print. Make sure that printing is performed correctly.
If the print tone is improper, refer to Section 5.5.5 Density fine tune (Thermal transfer) to fine adjust the
print tone.
8) Refer to Section 5.8.2 to perform a maintenance counter clear.
Print Head Harness
Head Bracket
Print Head Block
15-17
EM18-33031
15.7 PRINT HEAD
Positioning Pin
Print Head Ass'y
Positioning Hole