Specifications

Maintenance and Troubleshooting
ADDvantage-32 PLUS ● AC to DC Power Converter
7-24
7.3.4 REPLACING BRIDGE INTERFACE BOARD (A3) (540, 850, 1550, and 3000 ADC)
(Refer to Figure 7-4.)
1. Remove power from the unit.
2. Disconnect armature bridge cables from J2 and J3.
3. Open base assembly door.
4. Remove ground wire.
5. Remove cables on bridge interface board.
6. Loosen the two captive screws holding the bridge interface assembly to
the base.
7. Slide bridge interface assembly off the hinges.
8. Install new assembly on hinges.
9. Reconnect ground wire to the bottom left of the front panel.
10. Tighten two captive screws to hold bridge interface assembly in place.
11. Replace four cables to bridge interface board and shut the drive door.
12. Connect armature bridge cables to J2 and J3.
13. Reapply power to the unit.
Figure 7-4. Replacing Bridge Interface Board
(540, 850, 1550, and 3000 ADC)