Brother International Z-8550A Instruction Manual - English - Page 89
Err 452, Err 700, TROUBLESHOOTING, If an error code that is not listed above appears
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15. TROUBLESHOOTING Error code Err 452 (Machine head memory error) Possible cause • Is the 7-pin head detector unit connector inside the control box disconnected? Insert the connector securely. Err 700 (Overvoltage) • Does the power supply voltage match the control box voltage specifications? Check the voltage. Voltage rating label Err 705 (Under voltage) Err 710 (Overcurrent) • Abnormal drop in power supply voltage. Check the input voltage. • Is the 9-pin or 11-pin connector inside the control box disconnected? Insert the connector securely. Page 11* 3566M 3567M * * Err 740 (Cooling fan problem) • The cooling fan (1) inside the control box is not working. Check if it is blocked with thread scraps. • Is the 3-pin connector inside the control box disconnected? Insert the connector securely. 3568M 3569M * * If an error code that is not listed above appears, contact the place of purchase. 81 Z-8550A, 8560A 3570M
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