9| Revision Date: 8/30/2017 | Revised by: EM
Check LED6/7/8 status on LCB1
1. Check LED8 on LCB1:
a. If LED8 is blinking, turn off the power to the unit, and then turn on power again after 3 seconds.
b. If LED8 is not blinking, check the connection of the console cable at the UCB and LCB1.
2. If the issue remains, check whether LED6, LED7, and LED8 blink at the same time:
a. If they blink, reinstall the LCB1 software and then test. If the issue remains, replace the LCB.
b. If they do not blink, replace the console.
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