AMX Enova DGX 8 Instruction Manual page 232

To remove and install an Enova DGX 64 CPU battery and set the CPU's clock:
1.
Disconnect all four AC power cords. Make sure that none of the power supply LEDs are illuminated.
2.
Disconnect all cables connected to the CPU.
3.
Remove the seventeen screws from the CPU faceplate.
FIG. 143
Remove screws from faceplate
4.
Remove the CPU faceplate and set aside.
Important: The CPU does not need to be extracted all the way to replace the battery.
5.
Use the tab indicated in FIG. 144 to pull the CPU board approximately four inches straight out of the enclosure.
FIG. 144
Use tab to pull CPU board straight out
6.
Locate the CPU battery on top of the CPU.
FIG. 145
Locate CPU battery in battery bracket
7.
Pull the dead battery out from under the bracket that holds it in place.
Tip: Place thumbnail into access slot under front side of battery and simultaneously push down on the far lip
of the battery while pulling the battery clear of the bracket.
8.
Slide the replacement battery, positive side up (+), into place under the battery bracket.
9.
Slowly push the CPU board back into the slot firmly enough to make a good electrical connection (avoid pushing
on the connectors). When the board is fully inserted, the faceplate that covers the CPU should sit flush with the
back metal.
10.
Reattach the faceplate with the screws that were removed in Step 3.
Instruction Manual – Enova DGX 8/16/32/64 Digital Media Switchers
CPU board
Tab for removing CPU board
Tip: The CPU battery is fully exposed when
the CPU board is extended four inches.
CPU battery
Appendix G – Replacing Battery on CPU
232