Rice Lake SURVIVOR LV Series Livestock Ring Scale - Manual (Page 15)

Installation 11
2.6 AC Adapter
The AC adapter can be used to provide power to the indicator if battery power is low and AC power is available.
Use only the adapter supplied with the indicator.
To use the AC adapter, do the following:
1. Remove the top screw from the AC adapter port cover.
2. Loosen the bottom screw, then rotate the port cover to expose the AC adapter port (see Figure 2-7).
3. Reinstall the top screw in the backplate.
4. Plug AC adapter from power outlet to the indicator adapter port.
Close the adapter port cover and reinstall screws as described in Section 2.4 when not using the AC adapter.
Important
The 590 AG Indicator enclosure cannot be rated for NEMA 4X/IP66 applications with the AC adapter port
cover open.
Do not use the AC adapter in washdown environments.
Figure 2-7. AC Adapter Port Cover
2.7 Board Removal
If you must remove the CPU board, use the following procedure:
1. Disconnect power to the indicator. Loosen cord grips and remove backplate as described in Section 2.2.
2. Unplug all connections to the CPU board.
3. Remove the four nuts from the corners of the CPU board.
4. Remove the CPU board from the enclosure.
To install a new CPU board, reverse the above procedure. Be sure to reinstall cable ties to secure all cables inside
the indicator enclosure. Replace backplate and torque screws as shown in Figure 2-5.