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8.14 04B0 ERROR TROUBLESHOOTING
CHAPTER 8: TROUBLESHOOTING
ERROR MESSAGE 04B0
1) CAUSE:
a. MCB communication disconnected.
2) SOLUTION:
a. Check the console cable connection between the UCB and MCB (Figures A & B).
b. Replace the console cable if any damage is found.
c. Replace the console if the connections are good.
d. Replace the MCB if all other solutions fail.
FIGURE A FIGURE B
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