POS system symptom: Re-booting during system operation Corrective Procedure

• Check SATA cable connection
• Check memory status

POS system symptom: PS/2 Keyboard Issues Corrective Procedure

• Check card-reader cable
• Check motherboard jumper

POS system symptom: System switches off abruptly and system does not load Corrective Procedure

• Check A/C cable connection
• Check motherboard power connection
• Check CPU settings/status
• Check DRAM settings
• Check power button cable connection
• Change power adaptor unit

POS system symptom: Touch-screen doesn’t detect touch operations Corrective Procedure

• Check touch-screen cable connection
• Check motherboard and LCD cable connection
• Check BIOS set-up

POS system symptom: LCD backlight doesn’t work Corrective Procedure

• Check LCD cable connection
• Check inverter cable connection
• Replace inverter cable
• Change LCD panel

POS system symptom: POS system USB port doesn’t work Corrective Procedure

• Check Windows device manager for device recognition
• Check USB device status and connection
• Erase and re-install USB driver
• Change USB device

POS system symptom: MSR does not respond Corrective Procedure

• Check MSR reader cable connection
• Check motherboard and LCD cable connection
• Check MSR board cable connection