SATO D508 Service Manual page 69

Unit 4: Replacement Procedures
6
8 Remove the base cover from the housing cover to access the main board (10) (Figure 4-7c).
9 Remove the five screws (11) securing the main circuit board (10) to the printer (3).
11
3
Figure 4-7c, Detachment of Relay Board signal cable from Main Board
10 Lift the main board (10) and disconnect the wiring harness of the relay board.
11 Now replace the relay board and reconnect the main signal wire to the main board.
12 Reinstall the main board and the cover.
13 Re-attach the base cover (8) to the left-side media holder (6) using three screws (7).
14 Place the left-side media holder (6) (See Figure 4-7a) into the printer (3) along with the gear
(5) and secure using a screw (4).
15 Secure the bar (2) to the printer (3) using a screw (1).
16 Load some media, and run some tests to confirm proper function.
SATO D508/D512 Service Manual
Figure 4-7b, Relay Board Replacement
10
9
7
8
Page 4-9