Matrix U7xe Service Manual download pdf (Page 39)

CHAPTER 8: TROUBLESHOOTING

8.11 TROUBLESHOOTING - ERROR 01B4

FIGURE A

FIGURE B

ERROR CODE 01B4

1) SYMPTOM:

01B4 – Battery connection reverse protection.

2) SOLUTION:

1) Check the battery wire connection between the battery and LCB (Figure A).

2) Check the battery voltage (Figure B).

- If there is no data on voltage, replace the battery

- If there is data on voltage, replace the LCB

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Matrix U7xe Service Manual Page 39