Matrix C7XE-05

47
46
8.14 ERROR CODE TROUBLESHOOTING - 04A0
CHAPTER 8: TROUBLESHOOTING
ERROR CODE 04A0
1) SYMPTOM:
a. 04A0 - UCB has no communication or is disconnected.
2) SOLUTION:
a. Check the console cable connections at the LCB and UCB (Figure A & B).
b. Replace the console cable.
c. Replace the UCB.
FIGURE BFIGURE A
8.15 ERROR CODE TROUBLESHOOTING - 04B0
CHAPTER 8: TROUBLESHOOTING
ERROR CODES 04B0
1) SYMPTOM:
a. 04B0 - LCB no communication response for over 3 seconds. .
2) SOLUTION:
a. Check the console cable connections at the LCB and UCB (Figure A & B).
b. Replace the console cable.
c. Replace the LCB.
FIGURE A FIGURE B