Matrix U5x-05, Service Manual

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CHAPTER 8: TRoUBlESHooTINg
8.9 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