Matrix T7X-01 Service Manual page 44

8.5 error meSSaGe TroUbleSHooTiNG - CoNTiNUed
error meSSaGe 0x02a0
1) CAUSE - Speed commanded but no belt movement detected.
2) SOLUTION:
a. Check the connection of the speed sensor cable to the MCB (Figure A)
b. Move the running belt, as it moves the MCB Speed LED should flash. If it does not, replace speed sensor. (Figure A)
c. If the LED is flashing with belt movement, replace MCB Signal Wire (Figure B).
fiGUre a
error meSSaGeS 0x02ae aNd 0x02af
1) CAUSE - Checksum failure on critical NOVRAM loading (0x02AE) or Checksum failure on non - critical NOVRAM loading (0x02AF).
2) SOLUTION:
a. Power the unit off / on.
b. If the issue is not resolved by a power reset, replace the Daughter Board (Figure A).
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CHaPTer 8: TroUbleSHooTiNG
fiGUre a
fiGUre b