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Table of Contents
Troubleshooting Guide ..................................................................... 1
Access Diagnostic Program .......................................................................... 1
LCD RGB ...................................................................................................... 2
LCD Backlight ............................................................................................... 4
Switch Key .................................................................................................... 6
Touch Panel .................................................................................................. 10
SD Card ........................................................................................................ 13
Rear Camera ................................................................................................ 15
MSR .............................................................................................................. 17
Barcode ........................................................................................................ 20
LED ............................................................................................................... 24
Summary of Contents for OT-310
Page 1: ...OT 310 Handheld POS Terminal Service Manual...
Page 11: ...TROUBLESHOOTING GUIDE Switch Key 9 ENGLISH Check point Power key...
Page 14: ...TROUBLESHOOTING GUIDE Touch Panel 12 ENGLISH...
Page 16: ...TROUBLESHOOTING GUIDE SD Card 14 ENGLISH Circuit Diagram and Related Scanning Circuit Board...
Page 20: ...TROUBLESHOOTING GUIDE MSR 18 ENGLISH Circuit Diagram and Related Scanning Circuit Board...
Page 21: ...TROUBLESHOOTING GUIDE MSR 19 ENGLISH...
Page 23: ...TROUBLESHOOTING GUIDE Barcode 21 ENGLISH Circuit Diagram and Related Scanning Circuit Board...
Page 24: ...TROUBLESHOOTING GUIDE Barcode 22 ENGLISH...
Page 25: ...TROUBLESHOOTING GUIDE Barcode 23 ENGLISH...
Page 27: ...TROUBLESHOOTING GUIDE LED 25 ENGLISH Circuit Diagram and Related Scanning Circuit Board...
Page 28: ......