User manual

Unit 7: Replacement Procedures
SATO MB2i Service Manual PN 9001145B Page 7-2
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 Switch off the printer and remove power supply or battery.
2 Perform a Factory Test Print and check the head counter.
3 Open the top housing cover to access the print head (Figure 7-1a).
4 Insert a flat driver into the slots of the sensor guide and pry upward. Lift away sensor guide.
5 Insert a flat driver between the print head bracket and the sensor bracket and pry free.
6 Lift away defective print head and disconnect its wiring harness.
Figure 7-1a, Print Head Replacement
7 Connect the print head wiring harness to the replacement print head.
8 Insert replacement print head into the print assembly and press into position.
9 Insert sensor bracket into the print assembly and press into position.
10 Reset the head counter in accordance with the procedures enclosed.
11 Restore power and test print.
Shaft
Guide Driver
Head
Bracket
Driver
Sensor
Bracket
Print Head
Sensor Guide
Sensor Bracket