User's Manual
User’s Manual III
8.3.23 Volume and Sounds....................................................................................... 77
9. TROUBLE SHOOTING ................................................................................................ 79
9.1 GENERAL CHECKS ................................................................................................... 79
9.2 READ OPERATION PROBLEMS ................................................................................. 79
9.3 MOBILE COMPUTER PROBLEMS.............................................................................. 79
10. APPENDIX: UPDATING THE OS VIA MICRO SD CARD..................................... 81