User's Guide

Part fault
U4 4.95 Part Number U4 is normal, the detected output
voltage is 4.95V
[14]x Judging fault in Pin14 of IC corresponding port
U5x 0.00 Fault in Part Number U5, the detected output voltage
is 0.00V
[12] [13] [15] No fault detected in Pin12, 13, and 15 of IC
corresponding port
Part fault
U4 4.95 The Part Number U4 is normal, the detective output
voltage is 4.95V
[15]x Judging fault in Pin15 of IC corresponding port
U5 4.95 Part number U5 is normal, the detected output
voltage is 4.95V
[12] [13] [14] No fault detected in Pin12, 13, and 14 of IC
corresponding port
Part fault
COIL FAULT Coil fault
*Usually it is because of the loop open circuit of
the coil and the capacitance, or the fault of coil
voltage detective divider resistance
U4 4.95 Part number U4 is normal, the detected output